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Toyota 2004 CELICA, Electric Troubleshooting Manual

The Toyota 2004 CELICA Electric Troubleshooting Manual is a comprehensive resource for DIY car enthusiasts. Packed with detailed instructions and diagrams, this manual provides step-by-step guidance to troubleshoot electrical issues in your Toyota CELICA. Download this essential manual for free from manualshive.com, and empower yourself with the knowledge needed to keep your vehicle in top condition.

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2004 CELICA (EWD538U)

M  OVERALL ELECTRICAL WIRING DIAGRAM

1

2

3

4

20

  C

E

L

IC

A

2A
1

120A ALT

2E
1

IA

1

2

1

IH

10

IK

5

B- R

B

A

TTE

R

Y

FL

 M

A

IN

3.

 0W

1

2

B- R

7. 5A SRS- IG

25A AM1

SR

S

Po

w

e

r So

u

rc

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IG1 RELAY

5

3

GR

IF

7. 5A AM2

W- B

10

A1

3

AI

R

B

AG

 S

Q

U

IB

(S

teer

in

g

 Whee

l 

P

a

d

)

12

SP

IR

A

L

C

ABL

E

12

A

Y- B

Y

Y- R

Y- G

A1

2

A

IR

BAG

 SQ

U

IB

(F

ront

 P

a

ss

en

ger

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rb

a

g

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ss

e

m

b

ly

)

A

11

14

A

1

3

A

+S

L

BR

A

15

BR- W

B- W

26

A

BR- W

9A

W- R

20

A

2I

E

2

2

IG

1

B- W

BR

W- R

F 1

FR

O

N

T A

IR

B

A

G

 S

E

N

S

O

R

LH

F 2

FR

O

N

T A

IR

B

A

G

 S

E

N

S

O

R

RH

+S

R

-S

L

D+

D-

P

+

P

-

1I

E

2

7B

B
9

1

0B

1

2

B

1

2C

C

1

0

9C

7C

GR- L

P- L

L- W

LG- B

P

L- Y

LG

GR

VU

PR

SSR

+

F

S

R

ESR

VU

PL

S

S

L

+

F

S

L

E

SL

1I

H

3

2I

H

3

1I

A

3

2I

A

3

12

C

Y- B

P1

0

PR

ET

EN

SIO

N

ER

RH

C

PR

+

P

R

-

5

12

Y

6

2

12

B

Y- B

Y

P 9

P

R

ET

EN

SI

O

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ER

LH

B
1

PL

+

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L

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8A

7A

16

A

17

A

2C

Y- R

Y- G

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1

SF

R

+

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F

R

-

B

Y- R

Y- G

B
6

SF

L

-

SF

L

+

5

11

B

23

A

6A

19

A

3A

15

14

IM
7I

F

18

IH

1

6I

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9I

M

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4

5I

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14

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12

A

To Data Link
Connector 3
<2- 5><2- 6>

IK

8

2F

16

II

12

IC

9

IK

11

1

5

AC

C

IG

1

IG

2

ST

2

AM

1

2

6

AM

2

5A

To Engine Control
Module<2- 10><3- 8>

To Body ECU
<1- 8>

D 7

DO

O

R

 S

IDE

A

IR

BAG

SE

N

S

O

R

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H

D 8

DO

O

R

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IDE

A

IR

BAG

S

E

NS

O

R

 RH

S 9

SI

D

E

 AI

R

B

A

G

SE

N

S

O

R

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H

S1

0

SID

E

 AIR

B

AG

SE

N

S

O

R

 R

H

S 4

S

ID

E

 AI

R

B

AG

SQ

U

IB

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S 5

SI

D

E

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R

B

A

G

SQ

U

IB

 R

H

12

12

21

21

2

1

2

1

1234

123

4

R- W

W- G

R- Y

W- L

R- W

W- G

R- Y

W- L

W- B

B- O

B- Y

B- Y

L

B- Y

W

P- B

P

 P (1ZZ- FE)
P- G(2ZZ- GE)

P

L- R

B-

O

W

IG

2

L

A

S

IL

T

C

IG

1

G

SW

2

L

B

E

+

D

M

L

+

DM

L

-

D

M

R+

DM

R

-

C 6

C

 7

, 

C

E

N

T

E

R

 AIR

BAG

 S

E

N

S

O

R

 AS

SEM

B

L

Y

AB

B- R

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

C

, 

C

 8

-S

R

1I

G

1

B- R

I1

0

IG

N

ITIO

N

 SW

C12
SRS WARNING LIGHT
[COMB.  METER]

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/ S

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ir

b

ag

L- R

GR

IH
3I

H

4

27

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E2

In

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tr

u

m

ent

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nel

b

rac

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H

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

(*1)

CC

J 6

JUNC

T

IO

N

CO

NN

E

C

T

O

R

B-

O

B- O

( 1

ZZ-

F

E

)

(2

ZZ-

G

E

)

(2ZZ- GE)

Summary of Contents for 2004 CELICA

Page 1: ...n on the electrical system of the 2004 CELICA Applicable models ZZT230 231 Series For service specifications and repair procedures of the above models other than those listed in this manual refer to the following manuals Manual Name Pub No 2004 CELICA Repair Manual Volume 1 Volume 2 2004 TOYOTA New Car Features RM1066U1 RM1066U2 NCF257U All information in this manual is based on the latest product...

Page 2: ...is closely related to the system circuit INDEX Index of the system circuits H SYSTEM CIRCUITS Electrical circuits of each system are shown from the power supply through ground points Wiring connections and their positions are shown and classified by code according to the connection method Refer to the section How to use this manual The System Outline and Service Hints useful for troubleshooting ar...

Page 3: ...it see Power Source section and the ground points see Ground Point section See the System Outline to understand the circuit operation When the circuit operation is understood begin troubleshooting of the problem circuit to isolate the cause Use Relay Location and Electrical Wiring Routing sections to find each part junction block and wiring harness connectors wiring harness and wiring harness conn...

Page 4: ... G S D S D C 7 SHIELDED BV1 1 I 5 L L STOP LIGHT 15 7 TO ABS ECU BO 50 15A STOP IB IB REAR LIGHTS WARNING LIGHT COMB METER 3C 3C IE1 14 STOP LIGHT SW STOP LIGHT RH REAR COMB LIGHT RH STOP LIGHT RH REAR COMB LIGHT LH HIGH MOUNTED STOP LIGHT A B I D F H E J M N K L G C LIGHT FAILURE SENSOR 2004 CELICA EWD538U 4 B HOW TO USE THIS MANUAL The system shown here is an EXAMPLE ONLY It is different to the ...

Page 5: ...or code is shown beside it Junction Blocks are shaded to clearly separate them from other parts 3C indicates that it is inside Junction Block No 3 Example H When 2 parts both use one connector in common the parts connector name used in the wire routing section is shown in square brackets I Indicates the wiring color Wire colors are indicated by an alphabetical code B Black W White BR Brown L Blue ...

Page 6: ... SW is turned off S6 STOP LIGHT SW 2 1 Closed with the brake pedal depressed L4 LIGHT FAILURE SENSOR 1 2 7 GROUND Approx 12 volts with the stop light SW on 4 8 GROUND Approx 12 volts with the ignition SW at ON position 11 GROUND Always continuity PARTS LOCATION Code See Page Code See Page Code See Page C7 34 L4 36 R7 37 H17 36 R6 37 S6 35 RELAY BLOCKS Code See Page Relay Blocks Relay Block Locatio...

Page 7: ...howing the position on the vehicle of J B and Wire Harness in the system circuit Example Connector 3C connects the Instrument Panel Wire and J B No 3 It is described on page 22 of this manual and is installed on the instrument panel left side T Indicates the reference page describing the wiring harness and wiring harness connector the female wiring harness is shown first followed by the male wirin...

Page 8: ...NATION METER COMBINATION METER FUEL SENDER CIGARETTE LIGHTER O D MAIN SW CLOCK 5 5 5 5 4 4 4 4 4 BA1 5 IB1 8 EA2 10 3E 5 3E 6 3G 13 3F 3 3D 1 3B 7 ID1 15 IC3 3 IA1 2 E 3 A A A W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B BR W B BR BR W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B BR W B BR BR BR W B W B W B W B...

Page 9: ...LOCK CB 2 1 1 2 4 8 2 3 3 4 G W R P L B Y B Y W R AM2 IG2 ACC IG1 AM1 W W W R W W W B 2 1 1 1 1 1 2 2 2 2 3 4 3 4 1 2 1 2 2 1 1 1 1 IGNITION SW I 8 Battery 30A AM2 2 Starter S 2 20A RADIO NO 1 10A HORN 15A EFI 7 5A DOME Short Pin 10A HAZARD The chart below shows the route by which current flows from the battery to each electrical source Fusible Link Circuit Breaker Fuse etc and other parts Engine ...

Page 10: ...erminal Junction Connector Short Terminal Same Color Junction connector in this manual include a short terminal which is connected to a number of wire harnesses Always perform inspection with the short terminal installed When installing the wire harnesses the harnesses can be connected to any position within the short terminal grouping Accordingly in other vehicles the same position in the short t...

Page 11: ...9 D10 D11 Diode Door Courtesy Light Diode Key Off Operation Diode Luggage Compartment Light Door Lock Control Relay Door Courtesy Light LH Door Courtesy Light RH Door Courtesy SW LH Door Courtesy SW RH 90980 11608 90980 10962 90980 11608 90980 10848 90980 11148 90980 11097 A 8 ABS Speed Sensor Front LH 90980 10941 A 9 ABS Speed Sensor Front RH 90980 11856 A10 Airbag Sensor Front LH A11 Airbag Sens...

Page 12: ... to the connector or component terminal This check can be done with a test light instead of a voltmeter CONTINUITY AND RESISTANCE CHECK a Disconnect the battery terminal or wire so there is no voltage between the check points b Contact the two leads of an ohmmeter to each of the check points If the circuit has diodes reverse the two leads and check again When contacting the negative lead to the di...

Page 13: ...ght The short lies between the connector where the test light stays lit and the connector where the light goes out e Find the exact location of the short by lightly shaking the problem wire along the body CAUTION a Do not open the cover or the case of the ECU unless absolutely necessary If the IC terminals are touched the IC may be destroyed by static electricity b When replacing the internal mech...

Page 14: ...the left 2 DISCONNECT CONNECTOR 3 DISENGAGE THE SECONDARY LOCKING DEVICE OR TERMINAL RETAINER a Locking device must be disengaged before the terminal locking clip can be released and the terminal removed from the connector b Use a special tool or the terminal pick to unlock the secondary locking device or terminal retainer NOTICE Do not remove the terminal retainer from connector body A For Non Wa...

Page 15: ...Retainer Connector Body Black or White Gray Black or White Dark Gray Gray or White Black Case 1 Type where terminal retainer is pulled up to the temporary lock position Pull Type Insert the special tool into the terminal retainer access hole Mark and pull the terminal retainer up to the temporary lock position HINT The needle insertion position varies according to the connector s shape Number of t...

Page 16: ...the locking lug from terminal and pull the terminal out from rear 4 INSTALL TERMINAL TO CONNECTOR a Insert the terminal HINT 1 Make sure the terminal is positioned correctly 2 Insert the terminal until the locking lug locks firmly 3 Insert the terminal with terminal retainer in the temporary lock position b Push the secondary locking device or terminal retainer in to the full lock position 5 CONNE...

Page 17: ... Induction System COMB Combination ECU Electronic Control Unit ESA Electronic Spark Advance EVAP Evaporative Emission FL Fusible Link HID High Intensity Discharge IC Integrated Circuit J B Junction Block LH Left Hand M T Manual Transaxle MPX Multiplex O D Overdrive R B Relay Block RH Right Hand SFI Sequential Multiport Fuel Injection SRS Supplemental Restraint System SW Switch TEMP Temperature VSV...

Page 18: ... blocks reverse flow only up to a specific voltage Above that potential it passes the excess voltage This acts as a simple voltage regulator LIGHT Current flow through a filament causes the filament to heat up and emit light PHOTODIODE The photodiode is a semiconductor which controls the current flow according to the amount of light LED LIGHT EMITTING DIODE Upon current flow these diodes emit ligh...

Page 19: ... positions which allows various circuits particularly the primary ignition circuit to become operational RESISTOR VARIABLE or RHEOSTAT A controllable resistor with a variable rate of resistance Also called a potentiometer or rheostat SENSOR Thermistor A resistor which varies its resistance with temperature SWITCH WIPER PARK Automatically returns wipers to the stop position when the wiper switch is...

Page 20: ...2004 CELICA EWD538U 20 F RELAY LOCATIONS Engine Compartment Instrument Panel ...

Page 21: ...2004 CELICA EWD538U 21 F Body ...

Page 22: ...2004 CELICA EWD538U 22 F RELAY LOCATIONS Engine Room J B Engine Compartment Left See Page 20 ...

Page 23: ...2004 CELICA EWD538U 23 F Inner Circuit See Page 28 ...

Page 24: ...2004 CELICA EWD538U 24 F RELAY LOCATIONS Instrument Panel J B Instrument Panel Brace RH See Page 21 ...

Page 25: ...2004 CELICA EWD538U 25 F Inner Circuit See Page 30 ...

Page 26: ...2004 CELICA EWD538U 26 F RELAY LOCATIONS 1 Engine Room R B No 1 Engine Compartment Left See Page 20 Engine Room J B No 1 Engine Compartment Left See Page 20 ...

Page 27: ...2004 CELICA EWD538U 27 F 2 Engine Room R B No 2 Engine Compartment Left See Page 20 ...

Page 28: ...2004 CELICA EWD538U 28 F RELAY LOCATIONS Engine Room J B Inner Circuit ...

Page 29: ...2004 CELICA EWD538U 29 F ...

Page 30: ...2004 CELICA EWD538U 30 F RELAY LOCATIONS Instrument Panel J B Inner Circuit ...

Page 31: ...2004 CELICA EWD538U 31 F ...

Page 32: ...olled Transmission Solenoid E 2 Engine Control Module E 3 Engine Control Module E 4 Engine Control Module E 5 Engine Control Module E 6 Engine Coolant Temp Sensor F 1 Front Airbag Sensor LH F 2 Front Airbag Sensor RH F 3 Front Fog Light LH F 4 Front Fog Light RH F 5 Front Parking Light LH F 6 Front Parking Light RH F 7 Front Side Marker Light LH F 8 Front Side Marker Light RH F 9 Front Turn Signal...

Page 33: ...tor No 4 J 1 Junction Connector J 2 Junction Connector K 1 Knock Sensor M 1 Mass Air Flow Meter N 1 Noise Filter Ignition System O 2 Oil Pressure SW P 1 Park Neutral Position SW P 2 Power Steering Oil Pressure SW R 1 Radiator Fan Motor S 1 Starter S 2 Starter S 11 Skid Control ECU with Actuator T 1 Throttle Position Sensor V 1 Vehicle Speed Sensor Combination Meter V 2 Vehicle Speed Sensor Electro...

Page 34: ...ronically Controlled Transmission Solenoid E 6 Engine Coolant Temp Sensor E 7 Oil Pressure SW VVTL E 8 Engine Control Module E 9 Engine Control Module E10 Engine Control Module E 11 Engine Control Module E12 Engine Control Module F 1 Front Airbag Sensor LH F 2 Front Airbag Sensor RH F 3 Front Fog Light LH F 4 Front Fog Light RH F 5 Front Parking Light LH F 6 Front Parking Light RH F 7 Front Side M...

Page 35: ...tion Connector K 1 Knock Sensor M 1 Mass Air Flow Meter N 1 Noise Filter Ignition System O 1 O D Direct Clutch Speed Sensor O 2 Oil Pressure SW P 1 Park Neutral Position SW P 2 Power Steering Oil Pressure SW R 1 Radiator Fan Motor S 1 Starter S 2 Starter S 11 Skid Control ECU with Actuator T 1 Throttle Position Sensor V 1 Vehicle Speed Sensor Combination Meter V 2 Vehicle Speed Sensor Electronical...

Page 36: ...on Sensor B 3 Blower Motor B 4 Blower Resistor B 5 Blower SW B 6 Body ECU B 7 Body ECU B 8 Buckle SW LH B 9 Buckle SW RH C 6 Center Airbag Sensor Assembly C 7 Center Airbag Sensor Assembly C 8 Center Airbag Sensor Assembly C 9 Cigarette Lighter C10 Clock C11 Clutch Start SW C12 Combination Meter C13 Combination Meter C14 Combination SW C15 Combination SW C16 Combination SW C17 Cruise Control Clutc...

Page 37: ...Connector J 6 Junction Connector J 7 Junction Connector J 8 Junction Connector J 9 Junction Connector J 10 Junction Connector O 3 O D Main SW P 3 Parking Brake SW P 4 Power Window Lock SW P 5 Power Window Master SW R 2 Radio and Player R 3 Radio and Player R 4 Radio and Player R 5 Rheostat S 3 Shift Lock Control ECU S 4 Side Airbag Squib LH S 5 Side Airbag Squib RH S 6 Stereo Component Amplifier S...

Page 38: ... SW LH D 6 Door Lock Motor Door Lock Detection SW and Door Key Lock and Unlock SW RH D 7 Door Side Airbag Sensor LH D 8 Door Side Airbag Sensor RH F 13 Front Door Speaker LH F 14 Front Door Speaker RH F 15 Front Door Tweeter Speaker LH F 16 Front Door Tweeter Speaker RH F 17 Fuel Sender and Pump H10 High Mounted Stop Light J 11 Junction Connector J 12 Junction Connector J 13 Junction Connector J 1...

Page 39: ...oner LH P10 Pretensioner RH R 6 Rear Combination Light LH R 7 Rear Combination Light RH R 8 Rear Speaker LH R 9 Rear Speaker RH R10 Rear Window Defogger R11 Rear Window Defogger R12 Rear Wiper Motor and Relay R13 Remote Control Mirror LH R14 Remote Control Mirror RH R15 Remote Control Mirror SW S 9 Side Airbag Sensor LH S10 Side Airbag Sensor RH T 3 Tension Reducer Solenoid LH T 4 Tension Reducer ...

Page 40: ...2004 CELICA EWD538U 40 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points 1ZZ FE Location of Splice Points ...

Page 41: ... 6 14 2 7 6 5 4 3 1 2 1 3 4 5 6 7 1 1 EB1 GRAY EA1 EA2 DARK GRAY Code Joining Wire Harness and Wire Harness Connector Location EA1 Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EA2 Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EB1 Engine No 4 Wire and Engine Wire Under the Intake Manifold ...

Page 42: ...2004 CELICA EWD538U 42 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points 2ZZ GE Location of Splice Points ...

Page 43: ...14 2 7 6 5 4 3 1 2 1 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 13 6 7 8 9 10 11 12 EA1 EA2 EA3 1 1 EC1 BLACK Code Joining Wire Harness and Wire Harness Connector Location EA1 EA2 Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EA3 g g g EC1 Engine Room Main Wire and Engine Wire Inside of Engine Room R B No 1 ...

Page 44: ...2004 CELICA EWD538U 44 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points ...

Page 45: ...e and Instrument Panel Wire Left Kick Panel IA3 IB1 Roof Wire and Instrument Panel Wire Left Kick Panel IC1 Instrument Panel Wire and Instrument Panel No 2 Wire Instrument Panel Reinforcement LH ID1 Cowl No 2 Wire and Instrument Panel Wire Instrument Panel Brace LH IE1 IE2 IE3 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE4 g IE5 ...

Page 46: ...2004 CELICA EWD538U 46 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Splice Points ...

Page 47: ...strument Panel Brace LH IF2 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IG1 IG3 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Panel IG4 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Panel IG5 IH1 IH2 Front Door RH Wire and Instrument Panel Wire Right Kick Panel IH3 g II2 Engine Room Main Wire and Floor Wire Instrument Panel Brace LH ...

Page 48: ...2004 CELICA EWD538U 48 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points Location of Splice Points ...

Page 49: ... 8 1 2 3 8 7 6 5 4 1 2 3 4 5 6 1 2 3 4 5 6 BA1 BA2 BB2 BB1 Code Joining Wire Harness and Wire Harness Connector Location BA1 Back Door No 1 Wire and Floor Wire Quarter Panel LH BA2 Back Door No 1 Wire and Floor Wire Quarter Panel LH BB1 Back Door No 2 Wire and Back Door No 1 Wire Back Door Upper Left BB2 Back Door No 2 Wire and Back Door No 1 Wire Back Door Upper Left ...

Page 50: ...2004 CELICA EWD538U 50 MEMO ...

Page 51: ... ROOF 20A FR P W 20A FL P W 25A AM1 7 5A OBD 15A FR FOG 20A DOOR IA 1 IC 9 IC 2 2E 1 2F 16 2F 7 1 2 30A DEF IK 5 IK 11 7 5A DOME 7 5A ECU B 7 5A MPX B 15A RADIO 1 5 2 3 2H 4 1 1 1 1 IE1 1 B R W B R B W B L B R 2A 1 120A ALT 20A EFI B W W B HEAD RELAY EFI RELAY ST RELAY B B B 2 1 6 2 3 1 5 2H 1 2H 5 2 2 2 2 DRL NO 2 DIMMER RELAY L L L W W L B R BATTERY L R 2I 1 1A 1 1 2 10A ETCS 1 W R B 20A HEAD RH...

Page 52: ...S IG 10A TAIL 7 5A PANEL 1 7 5A PANEL 2 5A BODY ECU IG 5A WARNING 5A FAN RLY 5A ABS IG 10A HTR 5A ECU IG 25A WIPER 7 5A TURN 15A WASHER 15A RR WIPER 10A STOP IK 12 15A CIG 7 5A ECU ACC 2H 3 7 5A ST W B W B GR GR L R B W 6 5 6 1 5 2 6 1 2 5 2 D D C C C C A A A A D IK 8 2 1 2 1 2 10A HEAD RH UPR 10A HEAD LH UPR W L II 12 IF W B W B B R 1 W O HID 2 W HID ...

Page 53: ...ARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IA 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IC 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH 1A...

Page 54: ...2004 CELICA EWD538U 55 MEMO ...

Page 55: ...20 2B 1 2H 3 EA1 14 P N 6 9 2 1 IC1 3 IE4 1 IC1 6 M IE A 1 IE1 1 EA1 4 A IC 6 IK 4 ST RELAY B O L B O B R B O B R B R L B W B B W B W B W B W B L W B B R B W B B R W B M T W B A T B A T W B A T B W M T PARK NEUTRAL POSITION SW P 1 CLUTCH START SW C11 IGNITION SW I10 W B M T W B STARTER B S 1 S 2 A JUNCTION CONNECTOR J 3 L BATTERY FL MAIN 3 0W B 1 ...

Page 56: ... 2 1 2 1 2 NOISE FILTER IGNITION SYSTEM N 1 JUNCTION CONNECTOR J 2 IGNITION COIL AND IGNITER NO 1 I 2 IGNITION COIL AND IGNITER NO 2 I 3 IGNITION COIL AND IGNITER NO 3 I 4 IGNITION COIL AND IGNITER NO 4 I 5 ENGINE CONTROL MODULE D E 3 E 5 B IG2 RELAY L B O W B W B W B R B W B R W W B G R W B R Y B B B Y B B Y B B Y B B Y B Y W B W B W B W B W B L R B R W G R R Y B Y C C C C C W B W B STA IGT1 IGT2...

Page 57: ...ck Location 1 26 Engine Room R B No 1 Engine Compartment Left JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IC 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH 2A 2B 23 Engine Wire and Engine Room J B Engine Compartment Left 2C g g g...

Page 58: ...2004 CELICA EWD538U 59 MEMO ...

Page 59: ...A1 14 P N 6 9 2 1 IC1 3 IE4 1 IC1 6 M IE A 1 IE1 1 EA1 4 A IC 6 IK 4 ST RELAY B O L B O B R B R B R L B W B B W B W B W B W B L W B B R B W B B R W B M T W B A T B A T W B A T B W M T PARK NEUTRAL POSITION SW P 1 CLUTCH START SW C11 IGNITION SW I10 W B M T W B STARTER B S 1 S 2 A JUNCTION CONNECTOR J 3 L BATTERY FL MAIN 3 0W B 1 C C JUNCTION CONNECTOR J 6 B O ...

Page 60: ...1 2 1 2 1 2 NOISE FILTER IGNITION SYSTEM N 1 IGNITION COIL AND IGNITER NO 1 I 2 IGNITION COIL AND IGNITER NO 2 I 3 IGNITION COIL AND IGNITER NO 3 I 4 IGNITION COIL AND IGNITER NO 4 I 5 ENGINE CONTROL MODULE H E10 E11 G IG2 RELAY L B O W B W B W B R G W B GR R W B G R W B R Y B B B Y B B Y B B Y B B Y B Y W B W B L R G GR R G R R Y B Y W B W B STA IGT1 IGT2 IGT3 IGT4 IGF EM E 1 E 1 E 1 E 1 W B W B ...

Page 61: ... Compartment Left JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IC 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH 2A 2B 23 Engine Wire and Engine Room J B Engine Compartment Left 2C g g g 2F 2G 23 Engine Room Main Wire and Engine R...

Page 62: ...2004 CELICA EWD538U 63 SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 42 2ZZ GE Engine Room Main Wire ...

Page 63: ... S B IC REGULATOR B 1 B 2 B 3 A 1 IM 11 EA1 6 IE5 13 IE5 4 E 18 E 29 A 22 A 12 B 18 C 10 LG R LG R G O G O GENERATOR B G 1 G 2 A R Y R Y R Y W W W W Y R Y ENGINE CONTROL MODULE I E 8 E E12 MPX1 MPX2 RL 1 2 6 A A 19 II 12 IM 20 IF W B W B A C13 C12 B COMBINATION METER CHG 5A WARNING I 21 2ZZ GE A 6 1ZZ FE B 10 2ZZ GE 1ZZ FE E 3 A E 2 B E 4 C ...

Page 64: ...Main Wire and Instrument Panel J B Instrument Panel Brace RH II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH 2A 23 Engine Wire and Engine Room J B Engine Compartment Left 2C 23 Engine Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See ...

Page 65: ... 5 1 2F 11 2F 10 BJ A 5 4 II2 11 EA1 14 IE4 1 IC1 3 2 1 IC1 6 IE A P N 9 6 EA1 4 L B R B R B R B O B W B W B W B W B W IGNITION SW I10 B R B R B W L B R B R B R B W B W B W B W B W B O B W ST RELAY B W G R C OPN RELAY L B G R L B W B W B FUEL PUMP F17 JUNCTION CONNECTOR J14 JUNCTION CONNECTOR J 3 CLUTCH START SW C11 W B A T W B M T B A T W B A T B W BATTERY B R W B PARK NEUTRAL POSITION SW P 1 B L...

Page 66: ...OM POWER SOURCE SYSTEM SEE PAGE 52 15A IG2 2F 15 2F 14 2C 11 2C 26 2C 24 2C 25 2C 23 2C 10 2C 9 2C 8 2C 7 1 2 1 2 1 2 1 2 2 1 EM G R W B O INJECTOR NO 4 I 9 INJECTOR NO 2 I 7 INJECTOR NO 3 I 8 INJECTOR NO 1 I 6 NOISE FILTER IGNITION SYSTEM N 1 B W B B B B B B B B B L B W B W B EFI RELAY IG2 RELAY R L R B R W R B B B B W B L B G R B O B O W EB ...

Page 67: ... 2C 12 2C 32 R B B Y R W B Y G R B Y B Y B Y B Y B Y IGNITION COIL AND IGNITER NO 1 I 2 IGNITION COIL AND IGNITER NO 2 I 3 IGNITION COIL AND IGNITER NO 3 I 4 IGNITION COIL AND IGNITER NO 4 I 5 C C C C C C JUNCTION CONNECTOR J 2 EC L B G R W B B W B B W B B W B B W B W B W B W B W B D 25 R L VSV CANISTER CLOSED VALVE V 4 VSV EVAP V 5 VSV ACIS V 3 VSV PRESSURE SWITCHING VALVE V 7 IDLE AIR CONTROL VA...

Page 68: ...R R L B BR BR R B W L B G BR C 2 Y G L R G W 1 1 D 22 GENERATOR G 2 OIL PRESSURE SW O 2 POWER STEERING OIL PRESSURE SW P 2 1 2 D 23 D 24 B 8 23 CAMSHAFT TIMING OIL CONTROL VALVE VVT C 3 CENTER AIRBAG SENSOR ASSEMBLY C 6 L B G R Y Y B P G O W P IB 14 IH 5 P L B G R E2 VC VTA MASS AIR FLOW METER M 1 THROTTLE POSITION SENSOR T 1 VAPOR PRESSURE SENSOR V 6 ENGINE COOLANT TEMP SENSOR E 6 ACMG LCKI PRE R...

Page 69: ...W B W W B ENGINE CONTROL MODULE B E 2 E 3 A A 10 B 1 IE3 18 IE3 19 13 14 EB B 12 1 2 2 1 1 C 24 C 16 C 15 D 27 E 2 A A A C 17 A A A EB1 1 L W B O W W B W L CRUISE CONTROL ECU C18 CRANKSHAFT POSITION SENSOR C 4 CAMSHAFT POSITION SENSOR C 1 KNOCK SENSOR K 1 JUNCTION CONNECTOR J 1 L W B W B W B W 1 1 BR BR L G W 1 1 Y R Y R 1 Y G W B STP HT1A OX1A HT1B OX1B IDLO OD1 EC NE NE G2 KNK1 E1 C E 4 D E 5 1 ...

Page 70: ...A2 4 2 3 SE SI IG IE A 13 7 5 16 4 W B BR BR 1 P BR W W R R B LG R G O R B LG R G O BR W W R COMBINATION METER B C12 A C13 W B W B W B P B W P B W BR P W B W B W B JUNCTION CONNECTOR J 2 DATA LINK CONNECTOR 3 D 1 W B TC SIL SG BAT CG JUNCTION CONNECTOR J 3 1 R L R L G Y LG R L LG B LG LG B LG 1 VEHICLE SPEED SENSOR COMBINATION METER V 1 TACH SPD W MPX1 MPX2 E02 E03 E01 TC SIL 1 SHIELDED BR 6 C R L...

Page 71: ...input into TERMINAL NE of the engine control module as a control signal 5 Throttle signal circuit The throttle position sensor detects the throttle valve opening angle as a control signal which is input into TERMINAL VTA of the engine control module 6 Vehicle speed circuit The vehicle speed sensor installed inside the transmission detects the vehicle speed and inputs a control signal into TERMINAL...

Page 72: ...ons is low and warms up the heated oxygen sensors Bank 1 sensor 1 bank 1 sensor 2 to improve detection performance of the sensors The engine control module evaluates the signals from each sensor Input signals from 1 2 4 8 to 10 etc and outputs current to TERMINALS HT1A HT1B to control the heater ACIS ACIS includes a valve in the bulkhead separating the surge tank into two parts This valve is opene...

Page 73: ...Ω THA E2 2 0 3 0 kΩ Intake air temp 20 C 68 F THW E2 0 2 0 4 kΩ Coolant temp 80 C 176 F C OPN RELAY 5 3 Closed with the starter cranking and engine running EFI RELAY 3 5 Closed with the ignition SW at ON or ST position E6 ENGINE COOLANT TEMP SENSOR 1 2 10 0 20 0 kΩ 20 C 4 F 4 0 7 0 k Ω 0 C 32 F 2 0 3 0 kΩ 20 C 68 F 0 9 1 3 kΩ 40 C 104 F 0 4 0 7 kΩ 60 C 140 F 0 2 0 4 kΩ 80 C 176 F PARTS LOCATION Co...

Page 74: ... EA1 40 1ZZ FE Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EA2 40 1ZZ FE Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EB1 40 1ZZ FE Engine No 4 Wire and Engine Wire Under the Intake Manifold IC1 44 Instrument Panel Wire and Instrument Panel No 2 Wire Instrument Panel Reinforcement LH IE1 IE3 44 Engine Room Main Wire and Instrument Panel Wire Instrum...

Page 75: ...II2 11 EA1 14 IE4 1 IC1 3 2 1 IC1 6 IE A P N 9 6 EA1 4 L B R B R B O B W B W B W B W B W IGNITION SW I10 B R B R B W L B R B R B W B W B W B W B W B O B W ST RELAY B W G R C OPN RELAY L B G R L B W B W B FUEL PUMP F17 JUNCTION CONNECTOR J14 JUNCTION CONNECTOR J 3 CLUTCH START SW C11 W B A T W B M T B A T W B A T B W BATTERY B R W B PARK NEUTRAL POSITION SW P 1 B L FL MAIN 3 0W B W M T W B M T 2 1 ...

Page 76: ...SOURCE SYSTEM SEE PAGE 52 15A IG2 2F 15 2F 14 2C 11 2C 26 2C 24 2C 25 2C 23 2C 10 2C 9 2C 8 2C 7 1 2 1 2 1 2 1 2 2 1 EM G R W L B O INJECTOR NO 4 I 9 INJECTOR NO 2 I 7 INJECTOR NO 3 I 8 INJECTOR NO 1 I 6 NOISE FILTER IGNITION SYSTEM N 1 B W B B B B B B B B B GR W B W B EFI RELAY IG2 RELAY L O L L B L R B B B B W B GR G R B O B O W L EB B R B R ...

Page 77: ...W BATT B STA CCV EVP B O W L B W B W B W B W B W B R B R L L L O L B L R B B B B W B GR G R B B B B W B GR G R B W B W B R L L O L B L R EA3 11 L ENGINE CONTROL MODULE F E 8 E 9 E G E10 H E11 I E12 2 1 G 33 GR VSV AIR PUMP V 8 AIRV B R 50A A AMP FROM POWER SOURCE SYSTEM SEE PAGE 52 1 2 1 3 1 4 2 EC1 1 E 4 GR R 3 H AIRP EA2 7 M 2 1 E 3 EN EO W B W B W B R B GR R B W B AIR PUMP RELAY A19 AIR PUMP MO...

Page 78: ...M FAN RELAY NO 1 FAN NO 2 RELAY IGT1 IGT2 IGT3 FAN CF TBP IGT4 IGF W B B Y ENGINE CONTROL MODULE R Y E 1 E 1 E 1 W B E 1 W B W B W B W B IGNITION COIL AND IGNITER NO 2 I 3 IGNITION COIL AND IGNITER NO 3 I 4 IGNITION COIL AND IGNITER NO 4 I 5 E12 I F E 8 E 9 E G E10 H E11 O A T FROM BACK UP LIGHT SW PARK NEUTRAL POSITION SW R B FROM A C DUAL PRESSURE SW G FROM A C MAGNETIC CLUTCH AND LOCK SENSOR FR...

Page 79: ...ASSEMBLY C 6 L W L B G O W P G IB 14 IH 5 P E2 VC VTA MASS AIR FLOW METER M 1 THROTTLE POSITION MOTOR T 1 VAPOR PRESSURE SENSOR V 6 ENGINE COOLANT TEMP SENSOR E 6 EVG THA VG VC VTA PTNK THW E2 OCVL OCVL OCV OCV F PS GSW2 ENGINE CONTROL MODULE F E 8 E 9 E G E10 H E11 R B B E2 E2G THA VG EA1 7 31 G 4 B L VTA2 VTA2 W M M I 1 2 3 B M I 2 M 17 GE01 I 3 I E12 F 29 F 23 F 27 F 28 F 22 F 26 I 4 EC 1 2 4 3...

Page 80: ... W B R B BR BR BR BR BR 3 BR B W B W 2 4 2 4 1 3 1 3 B W B W ENGINE CONTROL MODULE EB I 30 1 2 2 1 G 34 G 27 I 27 E 2 A A A I 1 A A A O W B W L CRANKSHAFT POSITION SENSOR C 4 CAMSHAFT POSITION SENSOR C 1 JUNCTION CONNECTOR J 1 W B W B W 3 3 BR BR L G W 3 3 Y R Y R 3 Y G HT1A STP OX1A HT1B OX1B EC NE NE G22 E1 3 3 3 3 BR G W B E1 HT OX1A HT2 B E1 OX1B HEATED OXYGEN SENSOR BANK 1 SENSOR 2 H 9 1 2 H ...

Page 81: ...4 IM 5 IE5 12 IE5 4 IE5 13 ENGINE CONTROL MODULE F E 8 E 9 E G E10 H E11 W B BR 3 3 IE A 13 7 5 16 4 BR BR 3 P BR W W R R B LG R G O R B LG R G O BR W W R W B W B W B P B W P B W BR P W B W B W B DATA LINK CONNECTOR 3 D 1 TC SIL SG BAT CG JUNCTION CONNECTOR J 3 3 TACH SPD W MPX1 MPX2 E02 E03 E01 TC SIL BR 7 5A OBD IE3 21 WFSE G 19 F WFSE G 15 3 BR BR 3 I E12 G O LG R R B W R BR W ...

Page 82: ...INATION METER B C12 A C13 R L R L G Y LG R L LG B LG LG B LG 1 VEHICLE SPEED SENSOR COMBINATION METER V 1 3 SHIELDED 6 C R L Y G 1 B B 3 L MPX1 17 16 BODY ECU B 6 A 7 IH BR 5A BK UP LP CHECK ENGINE BR R Y 5A WARNING IM 11 6 A 22 A BR W W R R B LG R G O EA2 6 EA2 4 FROM POWER SOURCE SYSTEM SEE PAGE 52 ...

Page 83: ...ut into TERMINAL NE of the engine control module as a control signal 5 Throttle signal circuit The throttle position sensor detects the throttle valve opening angle as a control signal which is input into TERMINALS VTA VTA2 of the engine control module 6 Vehicle speed circuit The vehicle speed sensor installed inside the transmission detects the vehicle speed and inputs a control signal into TERMI...

Page 84: ...ns is low and warms up the heated oxygen sensors Bank 1 sensor 1 bank 1 sensor 2 to improve detection performance of the sensors The engine control module evaluates the signals from each sensor Input signals from 1 2 4 8 to 10 etc and outputs current to TERMINALS HT1A HT1B to control the heater ACIS ACIS includes a valve in the bulkhead separating the surge tank into two parts This valve is opened...

Page 85: ...20 C 68 F THW E2 0 2 0 4 kΩ Coolant temp 80 C 176 F C OPN RELAY 5 3 Closed with the starter cranking and engine running EFI RELAY 3 5 Closed with the ignition SW at ON or ST position E6 ENGINE COOLANT TEMP SENSOR 1 2 10 0 20 0 kΩ 20 C 4 F 4 0 7 0 k Ω 0 C 32 F 2 0 3 0 kΩ 20 C 68 F 0 9 1 3 kΩ 40 C 104 F 0 4 0 7 kΩ 60 C 140 F 0 2 0 4 kΩ 80 C 176 F PARTS LOCATION Code See Page Code See Page Code See P...

Page 86: ...d Engine Room Main Wire Inside of Engine Room R B No 1 EA3 g g g EC1 42 2ZZ GE Engine Room Main Wire and Engine Wire Inside of Engine Room R B No 1 IC1 44 Instrument Panel Wire and Instrument Panel No 2 Wire Instrument Panel Reinforcement LH IE1 IE3 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel B...

Page 87: ...EB EA 3 1 IE4 10 R L L W R Y R Y B R R W B R L W R Y R Y IE4 9 R W R R W W B W B W B W B R Y W G R B LG R B R Y W L L L W B R Y W R W B HEADLIGHT CONTROL ECU RH H14 HEADLIGHT CONTROL ECU LH H13 JUNCTION CONNECTOR B J 4 A J 5 JUNCTION CONNECTOR B J 4 A J 5 JUNCTION CONNECTOR B J 4 A J 5 BATTERY R B HEAD RELAY DRL NO 3 RELAY DRL NO 4 RELAY FL MAIN 3 0W R Y R W 2 R W 2 DRL NO 2 DIMMER RELAY E 1 E 1 W...

Page 88: ... P B R L LG P L LG B LG R G W R B L W L W IB 1 R L L W R Y R L 8 3 1 W FOG LIGHT 2 W O FOG LIGHT JUNCTION CONNECTOR J 3 10 16 2 6 C B AUTOMATIC LIGHT CONTROL SENSOR A14 HRLY B IG G O G O LG R LG R RL MPX2 MPX1 E12 E E 8 I ENGINE CONTROL MODULE IE5 13 IE5 4 E 18 E 29 B 1 A 12 B 18 C 10 A 17 Y G L GENERATOR Y L G 2 1 A 7 IH BR BEAM E W B W B IF 11 20 IM II 12 A 3 B 16 A 19 A 2 R W 2 W R R W W B R Y ...

Page 89: ... 32 1ZZ FE H14 32 1ZZ FE B7 B 36 E4 C 32 1ZZ FE H14 34 2ZZ GE C12 A 36 E8 E 34 2ZZ GE J3 37 C13 B 36 E12 I 34 2ZZ GE J4 A 37 C15 36 G2 32 1ZZ FE J5 B 37 D9 32 1ZZ FE G2 34 2ZZ GE P3 37 D9 34 2ZZ GE H13 32 1ZZ FE RELAY BLOCKS Code See Page Relay Blocks Relay Block Location 2 27 Engine Room R B No 2 Engine Compartment Left JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wi...

Page 90: ...nt Left Fender EM 40 1ZZ FE Front Left Fender EM 42 2ZZ GE IE 44 Cowl Side Panel LH IF 44 Instrument Panel Brace RH IG 44 Cowl Side Panel RH IH 44 Cowl Side Panel RH SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 40 1ZZ FE Engine Room Main Wire I4 46 Engine Room No 2 Wire E1 42 2ZZ GE Engine Room Main Wire ...

Page 91: ... IG EB EA 2 1 IE4 10 R L L W R Y R Y B R R W R Y B R L W R Y R Y IE4 9 R W R R W W B W B W B W B W B R Y R B R B LG R B R Y R B W L L L W B R Y W R W B HEADLIGHT RH HIGH H 3 HEADLIGHT LH HIGH H 1 JUNCTION CONNECTOR B J 4 A J 5 JUNCTION CONNECTOR B J 4 A J 5 JUNCTION CONNECTOR B J 4 A J 5 BATTERY R B HEADLIGHT LH LOW H 2 HEADLIGHT RH LOW H 4 HEAD RELAY DRL NO 3 RELAY DRL NO 4 RELAY FL MAIN 3 0W R Y...

Page 92: ... P B R L LG P L LG B LG R G W R B L W L W IB 1 R L L W R Y R L 8 3 1 W FOG LIGHT 2 W O FOG LIGHT JUNCTION CONNECTOR J 3 10 16 2 6 C B AUTOMATIC LIGHT CONTROL SENSOR A14 HRLY B IG G O G O LG R LG R RL MPX2 MPX1 E12 E E 8 I ENGINE CONTROL MODULE IE5 13 IE5 4 E 18 E 29 B 1 A 12 B 18 C 10 A 17 Y G L GENERATOR Y L G 2 1 A 7 IH BR BEAM E W B W B IF 11 20 IM II 12 A 3 B 16 A 19 A 2 R W 2 W R R W W B R Y ...

Page 93: ...B7 B 36 E8 E 34 2ZZ GE H3 34 2ZZ GE C12 A 36 E12 I 34 2ZZ GE H4 32 1ZZ FE C13 B 36 G2 32 1ZZ FE H4 34 2ZZ GE C15 36 G2 34 2ZZ GE J3 37 D9 32 1ZZ FE H1 32 1ZZ FE J4 A 37 D9 34 2ZZ GE H1 34 2ZZ GE J5 B 37 E2 A 32 1ZZ FE H2 32 1ZZ FE P3 37 RELAY BLOCKS Code See Page Relay Blocks Relay Block Location 2 27 Engine Room R B No 2 Engine Compartment Left JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See P...

Page 94: ... 42 2ZZ GE Front Left Fender EM 40 1ZZ FE Front Left Fender EM 42 2ZZ GE IE 44 Cowl Side Panel LH IF 44 Instrument Panel Brace RH IG 44 Cowl Side Panel RH IH 44 Cowl Side Panel RH SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 40 1ZZ FE Engine Room Main Wire E1 42 2ZZ GE Engine Room Main Wire ...

Page 95: ... 5 IE4 7 A A 2 4 IE5 6 1 IE A W B I 5 IE5 15 3 2 1 G Y G Y W B R W B W B LG LG LG R 5 IG3 5 1 2 3 IG5 2 IG3 6 A W B LG G R LG G R LG W B JUNCTION CONNECTOR J 6 HEADLIGHT BEAM LEVEL CONTROL ACTUATOR LH H11 HEADLIGHT BEAM LEVEL CONTROL ACTUATOR RH H12 HEADLIGHT BEAM LEVEL CONTROL SW H10 LH GND RH B JUNCTION CONNECTOR J 3 ...

Page 96: ... JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE5 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IG3 46 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Panel IG5 46 Engine Room No 2 Wire and Instrument Panel Wire R...

Page 97: ...4 5 IG4 10 1 2 1 2 EM IG IE A EA JUNCTION CONNECTOR J 5 FRONT FOG LIGHT RELAY F12 C C JUNCTION CONNECTOR J 7 G B L O L O R W R W R W L R R W TO COMBINATION METER FRONT FOG LIGHT LH F 3 FRONT FOG LIGHT RH F 4 W B W B W B JUNCTION CONNECTOR J 3 L O W B L O L O OFF ON LOW HIGH FLASH FOG LIGHT SW DIMMER SW COMBINATION SW C15 10 17 16 G W ...

Page 98: ...t Panel J B Instrument Panel Brace RH 2D 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IG4 46 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Panel GROUND POINTS Code...

Page 99: ...E A 16 14 1 IC 4 IC 5 IE 6 FRONT SIDE MARKER LIGHT LH F 7 FRONT PARKING LIGHT LH F 5 FRONT SIDE MARKER LIGHT RH F 8 B R LG G G G W B W B W B COMBINATION SW C15 1 2 B 6 BODY ECU A TAIL RELAY JUNCTION CONNECTOR J 3 T IO 2 EB IG EA A A A A B C 2 1 I 4 JUNCTION CONNECTOR B J 4 J 5 A FRONT PARKING LIGHT RH F 6 G G G W B W B 2 1 W B TRLY W B E 1 W B ...

Page 100: ...1 BK LICENSE PLATE LIGHT RH L 2 TAILLIGHT LH REAR COMB LIGHT LH R 6 LICENSE PLATE LIGHT LH L 1 W B W B G G G W B W B B C B C A A A A BA1 1 BB1 1 BL G G G G G G G 5 1 TAILLIGHT RH REAR COMB LIGHT RH R 7 JUNCTION CONNECTOR B J12 A J13 B 2 ...

Page 101: ... RH IO 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH 2A 23 Engine Wire and Engine Room J B Engine Compartment Left 2E 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location BA1 48 Back Door No 1 Wire and Floor Wire Quarter Panel LH BB1 48 Back Door...

Page 102: ...2004 CELICA EWD538U 103 MEMO ...

Page 103: ... 16 14 1 IL 4 IF 5 IP 16 IM 8 IE 4 II 4 IP 5 IE 1 CLOCK C10 CIGARETTE LIGHTER C 9 A C SW A 9 HAZARD SW H 7 B R G G G B G W B W G W B W G G B W B W B COMBINATION SW C15 1 2 B 6 BODY ECU A TAIL RELAY JUNCTION CONNECTOR J 3 T 6 5 D D G TRLY IM 20 W B W B LG G CANADA USA 3 CANADA USA 12 USA CANADA W B CANADA W B CANADA IF 17 6 3 HEADLIGHT BEAM LEVEL CONTROL SW H15 I 6 G B W G W G USA G CANADA ...

Page 104: ...ION METER ILLUMINATION B C12 A C13 W G R R BR R B R B G B G B G 1 G 2 W G 1 W G 2 BR W G T RV E A 10 B 5 RADIO AND PLAYER B R 2 A R 3 E E JUNCTION CONNECTOR J 8 2 BUILT IN TYPE AMPLIFIER 1 SEPARATE TYPE AMPLIFIER 3 2 1 G B 12 A 19 TAIL METER ILLUMINATION W B W B W G E IH JUNCTION CONNECTOR J10 A GLOVE BOX LIGHT AND SW G 3 W B G 2 1 W B CANADA A W B CANADA G CANADA E ...

Page 105: ...n Wire and Instrument Panel J B Instrument Panel Brace RH IE IF II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IL IM IN 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH IP 25 Cowl No 2 Wire and Instrument Panel J B Instrument Panel Brace RH 2A 23 Engine Wire and Engine Room J B Engine Compartment Left 2E 23 Engine Room Main Wire and Engine Room J B E...

Page 106: ...2004 CELICA EWD538U 107 MEMO ...

Page 107: ...LIGHT MOON ROOF CONTROL SW M 3 A 1 W MOON ROOF 2 W O MOON ROOF 6 2 2 B D C B 2 1 W B G O G O LG R LG R MPX2 MPX1 IE5 13 IE5 4 E 18 E 29 B 1 A 12 B 18 A 17 Y G L B 3 A 16 R L MPX1 ENGINE CONTROL MODULE B E 2 E 3 A PERSONAL LIGHT P 6 B BODY ECU B B 6 B 7 A A 21 A 20 IA2 10 IH2 10 3 4 4 3 IE IH A A IA1 14 IH1 14 B B DOOR LOCK DETECTION SW LH D 5 DOOR LOCK DETECTION SW RH D 6 JUNCTION CONNECTOR J11 JU...

Page 108: ... BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location II IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM IN 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IA1 44 Front Door LH Wire and...

Page 109: ...23 5 4 5 4 A B B B B B 2F 24 IE4 13 IH BL II2 13 JUNCTION CONNECTOR B J12 J13 A BACK UP LIGHT RH REAR COMB LIGHT RH R 7 BACK UP LIGHT LH REAR COMB LIGHT LH R 6 R L R L R B R B R B BR W B W B R B R B R B R B R B R B 6 C BACK UP LIGHT SW B 1 B BACK UP LIGHT SW PARK NEUTRAL POSITION SW P 1 A 7 21 REVERSE WARNING BUZZER LIGHT COMB METER C12 BUZZER ...

Page 110: ... Harness Connector Location IB 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH 2C 23 Engine Wire and Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IE4 44 Engine Room Main Wire and Instrum...

Page 111: ...1 2 IK 9 IO 11 B A B A A C A C BA1 3 1 2 5 2 5 2 BJ BL BA1 2 G B G W G W G W G W G W G W G W G W W B W B W B W B A STOP LIGHT SW S 8 JUNCTION CONNECTOR J14 HIGH MOUNTED STOP LIGHT H10 STOP LIGHT LH REAR COMB LIGHT LH R 6 STOP LIGHT RH REAR COMB LIGHT RH R 7 JUNCTION CONNECTOR B J12 J13 A ...

Page 112: ...ire Harness Connector Location IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IO 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location BA1 48 Back Door No 1 Wire and Floor Wire Quarter Panel LH GROUND POINTS Code See Page Ground Points Lo...

Page 113: ... SW C15 HAZARD SW H 7 3 1 2 TURN SIGNAL FLASHER RELAY T 2 B L E JUNCTION CONNECTOR J 7 JUNCTION CONNECTOR B J 4 J 5 A 2 1 FRONT TURN SIGNAL LIGHT RH F10 REAR TURN SIGNAL LIGHT RH REAR COMB LIGHT RH R 7 TURN SIGNAL INDICATOR LIGHT COMB METER B C12 C13 A TURN L TURN R REAR TURN SIGNAL LIGHT LH REAR COMB LIGHT LH R 6 FRONT TURN SIGNAL LIGHT LH F 9 G B G B G B G Y G Y G Y G Y G Y W B W B W B W B W B W...

Page 114: ...oom Main Wire and Instrument Panel J B Instrument Panel Brace RH IE II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM IO 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector ...

Page 115: ...W HIGH FLASH LIGHT CONTROL SW DIMMER SW A 5 14 COMBINATION SW C15 IE A LG LG 16 W B W B J 3 JUNCTION CONNECTOR T R Y DCTY B 20 1 DOOR COURTESY SW LH D 3 IF W B II 12 FROM POWER SOURCE SYSTEM SEE PAGE 52 BODY ECU B B 6 B 7 A 11 1 8 5 12 120A ALT TAIL RELAY 1 D 2 2 B R 6 B 5A BODY ECU IG C 2 3 W B B IG B ACC TRLY E ...

Page 116: ...6 A 36 C15 36 J3 37 B7 B 36 D3 38 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IA 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH 2E 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left GROUND POINTS Code See Page G...

Page 117: ...ION SYSTEM COMMUNICATION BUS B 1 B 3 E 18 E 29 IE5 4 IE5 13 A 12 B 18 L TX MPX1 MPX2 MPX MPX L MPX1 Y G R L LG R G O LG R G O BODY ECU B 6 COMBINATION METER B C12 C13 A ENGINE CONTROL MODULE B E 2 E 3 A 17 16 1 1ZZ FE 2 2ZZ GE B 10 A 6 1 2 E E 8 ...

Page 118: ...LTIPLEX COMMUNICATION SYSTEM INCLUDES FOLLOWING SYSTEMS DOOR LOCK CONTROL ELECTRONIC TENSION REDUCER HEADLIGHT INTERIOR LIGHT KEY REMINDER LIGHT REMINDER BUZZER MOON ROOF POWER WINDOW SEAT BELT WARNING WIRELESS DOOR LOCK CONTROL ...

Page 119: ...0A DOOR 2 1 2H 1 5 1 3 2 3 1 5 2 2 2 2 2 IA 1 IN 11 IP 7 IN 1 IN 3 1 3 2 5 5 1 3 2 2F 17 2A 1 II2 9 DRL NO 2 DIMMER RELAY TAIL RELAY DEF RELAY L L B R W L L W R L B R HEAD RELAY BATTERY FL MAIN 3 0W R R L W R L R R W B 5 R RDEF A C SW A 9 L W 2 5 2 6 2 1 C 1 B C 120A ALT 20A HEAD RH UPR 2D 11 R 1 2 2 R 1 1 W DAYTIME RUNNING LIGHT 2 W O DAYTIME RUNNING LIGHT ...

Page 120: ...ONTROL SW DIMMER SW A 12 A 18 A 5 A 19 8 13 14 7 COMBINATION SW C15 IE A BODY ECU B B 6 B 7 A 12 5 3 8 2 4 1 10 P B R L LG P L L W P B R L LG P L R L L W R L 16 W B W B JUNCTION CONNECTOR J 3 R R R R DRL HF H T HU 2 D ACC B IG B DEFB DEF TRLY HRLY FROM POWER SOURCE SYSTEM SEE PAGE 52 ...

Page 121: ... LG R G W L R B L W BR Y B L W L R BR L W L R BR Y B L W L R G BR Y B B 2 1 4 5 6 6 5 3 2 1 BODY ECU B B 6 B 7 A AUTOMATIC LIGHT CONTROL SENSOR A14 Y B G Y B JUNCTION CONNECTOR J11 DOOR LOCK MOTOR DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW LH D 5 DOOR LOCK MOTOR DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW RH D 6 JUNCTION CONNECTOR J10 JUNCTION CONNECTOR J 3 R R W B R R CLTS ...

Page 122: ...A1 5 BB1 5 BA1 10 BB1 6 1 2 1 1 B 20 B 21 UL3 LSWP UL2 SG1 KSW DCTY PCTY Y B G Y B W L Y R Y R Y B G Y B L W L R L W L R L W L R Y UNLOCK WARNING SW U 1 DOOR COURTESY SW LH D 3 DOOR COURTESY SW RH D 4 BACK DOOR LOCK MOTOR B10 R R W B R R W B BODY ECU B B 6 B 7 A M ...

Page 123: ... 1 B 7 1 2 IN 16 1 2 3 5 3 2 BUCKLE SW LH B 8 R B V W L L R B 2 B 14 2 1 1 2 3 BUCKLE SW RH B 9 W L Y R W BODY ECU B B 6 B 7 A 1 TENSION REDUCER SOLENOID LH T 3 TENSION REDUCER SOLENOID RH T 4 R L R L BJ A R W B W B JUNCTION CONNECTOR J14 R R W B R W B DOOR CONTROL RECEIVER D 2 PRG RDA SG2 DBKL SG3 PBKL PRG B GND 1 C RDA ...

Page 124: ... AIRBAG SENSOR ASSEMBLY C 7 O D MAIN SW O 3 FUEL SENDER F17 PARKING BRAKE SW P 3 JUNCTION CONNECTOR B J12 A J13 LUGGAGE COMPARTMENT LIGHT L 3 3 4 LUGGAGE COMPARTMENT LIGHT SW L 4 LP LGCY BLTW SG4 PKB FU FUA FU LBE E FE FR FV BODY ECU B B 6 B 7 A R W LG P W R R B BR W Y R Y G L W L W L W R W LG LG LG LG LG 3 W MOON ROOF 4 W O MOON ROOF R W B R W B PERSONAL LIGHT MOON ROOF CONTROL SW M 3 A PERSONAL ...

Page 125: ...MOTOR M 2 POWER WINDOW MOTOR LH P 7 11 IB1 5 R W B 5 6 7 L UL KOF UL1 L1 P W E BLVL PWS DU DD R W B 1 2 G O G O LG R LG R MPX2 MPX1 IE5 13 IE5 4 E 18 E 29 A 12 B 18 ENGINE CONTROL MODULE B E 2 E 3 A MPX1 L R L Y G 3 B 1 B 16 A 17 A IM 20 BUZZER A 11 A 22 POWER WINDOW MASTER SW P 5 DOOR FASTEN BELT A 19 7 5A ECU B FROM POWER SOURCE SYSTEM SEE PAGE 52 IM 3 5A WARNING IM 11 L R R Y B A 1 6 COMBINATIO...

Page 126: ...FL P W IO 8 2 3 1 5 2D 2 IE5 3 A L B L B L B W R R L Y L B W R W B L B L Y A 16 12 11 2 BODY ECU B B 6 B 7 A JUNCTION CONNECTOR J 8 POWER WINDOW MASTER SW P 5 POWER WINDOW LOCK SW P 4 W L IG BDR B HORN RELAY R W B HORN L B IF1 7 IF1 2 IH2 8 IH2 7 L R B L R B 1 10 POWER WINDOW MOTOR RH P 8 PU PD M 2 1 L R B ...

Page 127: ...e See Page Relay Blocks Relay Block Location 2 27 Engine Room R B No 2 Engine Compartment Left JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IA 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IB 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IF II IK 25 Instrument Panel Wire and In...

Page 128: ...Panel Wire Instrument Panel Brace LH IF1 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IH1 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel IH2 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel II2 46 Engine Room Main Wire and Floor Wire Instrument Panel Brace LH BA1 48 Back Door No 1 Wire and Floor Wire Quarter Panel LH BB1 48 Back Door No 2 Wire...

Page 129: ... 10 IA2 5 M IA2 1 IA2 2 IA2 6 IL 6 IF 9 9 6 KSW SG1 PRG RDA DCTY PCTY UL3 LSWD ACTD 5 1 PRG RDA B GND R B V R Y R Y B B L R L W BR B L R L W Y B BR 4 1 2 6 5 BODY ECU B B 6 B 7 A B B IA1 14 IE A JUNCTION CONNECTOR J 3 3 JUNCTION CONNECTOR J11 R W B W B W B W B W B DOOR LOCK MOTOR DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW LH D 5 R 8 3 5 12 7 5A MPX B 20A DOOR 5A BODY ECU IG 7 5A ECU AC...

Page 130: ...E 52 2 3 1 5 A 2D 2 IH UL IE5 3 L 6 5 A 14 7 IO IO 4 IL 5 2 IL IF 8 16 B BA1 5 BB1 5 BA1 10 BB1 6 15 B G Y B BR 2 1 M B 22 A D B F BA1 9 BB1 7 1 17 DOOR LOCK CONTROL SW POWER WINDOW MASTER SW P 5 IF V W P B W B W B LG LG LG LG 11 JUNCTION CONNECTOR B J12 A J13 LUGGAGE ROOM LIGHT SW L 4 UL2 LSWP L1 UL1 LGCY BODY ECU B 7 B 6 B A W B L B L B E 7 18 B 12 A MPX MPX MPX2 E 29 MPX1 E 18 13 IE5 4 IE5 MPX1...

Page 131: ...CTION The buzzer emits a sound when operating the transmitter once for lock operation and twice for unlock operation When the lock SW is pressed while any door is open the keyless buzzer goes on for 10 seconds The buzzer will stop when all the doors are closed or when unlocked with the unlock SW 5 ILLUMINATED ENTRY FUNCTION When the ECU detects the unlock state after the unlock operation has been ...

Page 132: ...g Wire Harness and Wire Harness Connector Location IA1 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IA2 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IE5 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IH1 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel IH2 46 Front Door RH Wire and Instrument Panel Wire Right Kick ...

Page 133: ...D 4 IA2 10 IA2 5 M IA2 1 IA2 2 IA2 6 IL 6 IF 9 9 6 KSW SG1 DCTY PCTY UL3 LSWD ACTD R Y R Y B B L R L W BR B L R L W Y B BR 4 1 2 6 5 BODY ECU B B 6 B 7 A B B IA1 14 IE A JUNCTION CONNECTOR J 3 3 JUNCTION CONNECTOR J11 W B W B W B DOOR LOCK MOTOR DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW LH D 5 3 5 12 8 7 5A MPX B 5A BODY ECU IG 20A DOOR 7 5A ECU ACC B C D 6 2 2 B IG B ACC ACT L2 ...

Page 134: ... DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW RH D 6 BACK DOOR LOCK MOTOR B10 JUNCTION CONNECTOR J10 IO 1 II 12 17 DOOR LOCK CONTROL SW POWER WINDOW MASTER SW P 5 IF V W P B W B W B 11 UL2 LSWP L1 UL1 W B E BODY ECU B B 6 B 7 A 7 18 B 12 A MPX MPX MPX2 E 29 MPX1 E 18 13 IE5 4 IE5 MPX1 LG R G O ENGINE CONTROL MODULE B E 2 E 3 A COMBINATION METER B C12 A C13 B 1 B 3 A 17 L A 16 Y G R L G O...

Page 135: ...the body ECU The current flows from TERMINAL ACT of the body ECU into the door lock motor front RH to TERMINAL ACT of the body ECU to GROUND to unlock all the doors at once 4 IGNITION KEY REMINDER OPERATION When the door lock operation is made using the door knob with the ignition key remained inserted in the key cylinder and the door open unlock operation is automatically made Additionally if loc...

Page 136: ...Front Door LH Wire and Instrument Panel Wire Left Kick Panel IA2 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IE5 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IH1 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel IH2 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel BA1 48 Back Door No 1 Wire and Floor Wire Quarter Pa...

Page 137: ...R Y R W B W B KOF E W L W R W R W B POWER WINDOW LOCK SW P 4 JUNCTION CONNECTOR J 3 POWER WINDOW MASTER SW P 5 W B Y B W B B C D 6 2 2 7 5A MPX B 5A BODY ECU IG 20A DOOR 7 5A ECU ACC A E 3 E 2 B ENGINE CONTROL MODULE MPX MPX 18 B 12 A 29 E 18 E 4 IE5 13 IE5 MPX1 MPX2 LG R LG R G O G O BODY ECU B B 6 B 7 A L TX 3 B 1 B Y G R L A 17 A 16 L MPX1 COMBINATION METER B C12 C13 A B IG B ACC E E 8 E B 10 A...

Page 138: ...5 20A FL P W IO 8 5A DEF RLY IN 11 11 2 12 BDR B IG L Y L B R IF1 8 IF1 9 IA2 8 IA2 7 M 9 18 G LG G LG G LG POWER WINDOW MOTOR LH P 7 IF1 7 IF1 2 IH2 8 IH2 7 M 1 10 L R B L R B L R B POWER WINDOW MOTOR RH P 8 DU DD PU PD POWER WINDOW MASTER SW P 5 C 5 1 2 2 1 1 1ZZ FE 2 2ZZ GE ...

Page 139: ...tor stops causing auto down operation to stop If the driver s SW is pushed continuously the motor rotates in the up direction in manual up operation 4 MANUAL OPERATION BY POWER WINDOW SW PASSENGER S WINDOW With power window master SW Passenger s side pushed to the up side current from TERMINAL 11 of the power window master SW flows to TERMINAL 1 of the power window master SW to TERMINAL 2 of the w...

Page 140: ...t Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IA2 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IE5 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IF1 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IH2 46 Front Door RH Wire and Instrument Pane...

Page 141: ...B1 7 A A P G Y W B W B W B W B W B W B 9 10 7 1 8 3 4 MOON ROOF CONTROL SW M 3 JUNCTION CONNECTOR J 9 JUNCTION CONNECTOR J10 MOON ROOF CONTROL RELAY AND MOTOR M 2 DCTY PCTY PWS GR DOOR COURTESY SW LH D 3 DOOR COURTESY SW RH D 4 W B W B 6 2 2 B C D C 1 7 5A MPX B 5A BODY ECU IG 20A DOOR 7 5A ECU ACC OPN CLS E M B IG B ACC E MOON ROOF MOTOR AND LIMIT SW MOON ROOF CONTROL RELAY CLOSE OPEN C C JUNCTIO...

Page 142: ... 4 8 Closed with the moon roof control SW at CLOSE position 3 8 Closed with the moon roof control SW at OPEN position 8 GROUND Always continuity PARTS LOCATION Code See Page Code See Page Code See Page B6 A 36 D4 38 J10 37 B7 B 36 J8 37 M2 39 D3 38 J9 37 M3 39 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location II 25 Instrument Panel Wire and ...

Page 143: ...ENOID LH T 3 TENSION REDUCER SOLENOID RH T 4 BUCKLE SW LH B 8 BUCKLE SW RH B 9 SG2 DBKL SG3 PBKL B C D C 6 2 2 1 7 5A MPX B 5A BODY ECU IG 20A DOOR 7 5A ECU ACC 5A TENS RDC A 17 B 1 Y G L L G O 18 B 12 A MPX MPX LG R 13 IE5 4 IE5 LG R G O MPX1 MPX2 29 A 18 B COMBINATION METER B C12 C13 A ENGINE CONTROL MODULE B E 2 E 3 A A 16 B 3 R L MPX1 TX BODY ECU B B 6 B 7 A B IG B ACC E E E 8 B 10 A 6 1ZZ FE ...

Page 144: ...FE T4 39 B9 36 E3 B 32 1ZZ FE JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IN 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Locati...

Page 145: ...I 12 IF W B W B BODY ECU B B 6 B 7 A IM 10 GR 3 GR 3 8 3 5 12 UNLOCK WARNING SW U 1 11 W B SG1 KSW SG2 DBKL SG3 PBKL 7 5A MPX B 5A BODY ECU IG 20A DOOR 7 5A ECU ACC 6 2 2 B C D W B W B 2 BUCKLE SW RH B 9 BUCKLE SW LH B 8 B 20 1 R Y DCTY R PCTY 1 21 B D 4 DOOR COURTESY SW LH DOOR COURTESY SW LH D 3 B IG B ACC E 2 1 IM 20 MPX1 L Y G R L W B 1 II 2 GR 4 GR 4 3 3 ...

Page 146: ...R G O MPX1 MPX2 29 E 18 E BUZZER B 1 A 22 B 2 A 7 IH BR BR PBEW ENGINE CONTROL MODULE B E 2 A E 3 Y G R L COMBINATION METER B C12 A C13 FASTEN BELT P II 3 GR 4 GR 4 GR 3 P E E JUNCTION CONNECTOR J 6 B 8 A 2 B 5 A 4 B 1 4 A 5 3 C10 PASSENGER SEAT BELT WARNING CLOCK A B A 1 3 B 12 4 IH A W B 4 3 W B 4 JUNCTION CONNECTOR J10 E E 8 B 10 A 6 1 2 3 L W 4 3 1 1ZZ FE 2 2ZZ GE 3 USA 4 CANADA ...

Page 147: ...the body ECU and the signal from the door courtesy SW LH is input to TERMINAL DCTY of body ECU As a result through communication control of the body ECU etc the buzzer in the combination meter goes on to warn the driver that the ignition key is still inserted B8 BUCKLE SW LH 1 2 Opened with the driver s seat belt in use D3 DOOR COURTESY SW LH 1 GROUND Closed with the LH door open U1 UNLOCK WARNING...

Page 148: ...r assembly front airbag sensor assembly door side airbag sensor assembly seat belt pretensioner side airbag assembly or side airbag sensor assembly directly to hot air or flames Even in cases of a minor collision where the SRS does not deploy the steering wheel pad front passenger airbag assembly center airbag sensor assembly front airbag sensor assembly door side airbag sensor assembly seat belt ...

Page 149: ... 11 A 10 A 13 A 14 B 11 A 23 IH 5 IB 14 F PS BLTW IG2 SIL TC LA IG1 GSW2 LBE D D P P 18 SIL TC A B SRS WARNING LIGHT COMB METER C12 BODY ECU B 7 AIRBAG SQUIB STEERING WHEEL PAD A13 AIRBAG SQUIB FRONT PASSENGER AIRBAG ASSEMBLY A12 CENTER AIRBAG SENSOR ASSEMBLY B C 6 C 7 A C C 8 B O W P B B Y GR L W P B B Y B Y B R P P Y B Y Y R Y G DATA LINK CONNECTOR 3 D 1 B O B O L 7 13 11 GR C C JUNCTION CONNECT...

Page 150: ...R SIDE AIRBAG SENSOR LH D 7 DOOR SIDE AIRBAG SENSOR RH D 8 SIDE AIRBAG SENSOR LH S 9 SIDE AIRBAG SENSOR RH S10 CENTER AIRBAG SENSOR ASSEMBLY B C 6 C 7 A C C 8 PRETENSIONER LH P 9 PRETENSIONER RH P10 SIDE AIRBAG SQUIB LH S 4 SIDE AIRBAG SQUIB RH S 5 FRONT AIRBAG SENSOR LH F 1 FRONT AIRBAG SENSOR RH F 2 Y B Y Y B Y Y R Y G Y R Y G W R BR B W BR W W R BR B W BR W 1 2 1 2 1 2 1 2 W L R Y W G R W W L R...

Page 151: ...ensor LH or RH is on and the center airbag sensor is on one of the above mentioned circuits is activated so that current flows to the airbag squibs causing it to operate The airbag stored inside the steering wheel pad is instantaneously expanded to soften the shock to the driver Simultaneously the airbag stored inside the passenger s instrument panel is instantaneously expanded to soften the shock...

Page 152: ...2004 CELICA EWD538U 153 MEMO ...

Page 153: ...3 3 15 TS TS 13 IE3 15 16 TC TC 7 IE3 12 14 SIL D G IE3 2 10 STP IG 2 IG 5 IF 4 IF 3 1 IG IK 9 W R P B W G W W R P B W G W W R P B W G W 10A STOP IK 2 1 2 STOP LIGHT SW S 8 G W G B B O B O B W B R DATA LINK CONNECTOR 3 D 1 IG1 BS BM EB E 1 1 II2 5 2 24 18 SKID CONTROL ECU WITH ACTUATOR S11 PKB GND2 GND1 R B W B W B R B W B PARKING BRAKE SW P 3 ...

Page 154: ... RH A 7 5A WARNING FROM POWER SOURCE SYSTEM SEE PAGE 52 IM 11 A 22 B 17 B 8 IE3 4 IE3 14 13 WA V V 32 BRL GR GR COMBINATION METER B C12 C13 A IF 12 II IM 20 A 19 2 1 2 1 11 12 33 34 RL RL RR RR II2 2 II2 7 II2 1 II2 6 R G W B R G W B SKID CONTROL ECU WITH ACTUATOR S11 ABS SPEED SENSOR REAR LH A15 ABS SPEED SENSOR REAR RH A16 R Y R Y A 6 W B W B ABS ...

Page 155: ...led by the ECU by the same method as above By repeated pressure reduction holding and increase are repeated to maintain vehicle stability and to improve steerability during sudden braking S11 SKID CONTROL ECU WITH ACTUATOR 1 23 GROUND Always approx 12 volts 2 24 GROUND Always continuity 25 GROUND Approx 12 volts with the ignition SW at ON position 10 GROUND Approx 12 volts with the brake pedal dep...

Page 156: ...2004 CELICA EWD538U 157 SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 40 1ZZ FE Engine Room Main Wire E1 42 2ZZ GE Engine Room Main Wire ...

Page 157: ... W B CRUISE CONTROL CLUTCH SW C17 JUNCTION CONNECTOR J 8 A T SHIFT LEVER POSITION SW PARK NEUTRAL POSITION SW P 1 12 3 W R W R B Y SPD D PI CCS 10 4 CRUISE CONTROL ECU C18 5 A C 6 2F 6 II 10 10 IK 7 IB R L LG LG B 1 IE5 10 IE5 LG B LG SE SI LG G Y 4 EA2 6 EA2 IG R L R L CRUISE CONTROL SW COMB SW C16 RES ACC CRUISE SET COAST CANSEL 2 3 CCS ECC 1 2 3 VEHICLE SPEED SENSOR COMBINATION METER V 1 5A WAR...

Page 158: ... G B R Y R Y P L R W R W P L IK 9 IF 14 2 G W 9 13 14 6 5 13 B O B W L W A T B W L W A T B O L W B Y Y Y L W B Y P B P B P B G W D E 5 JUNCTION CONNECTOR J 2 CRUISE CONTROL ECU C18 IDL OD ECT TC MC MO L STP B TC DATA LINK CONNECTOR 3 D 1 MC MO L GND STOP LIGHT SW S 8 CRUISE CONTROL ACTUATOR C 5 IH A IG3 10 A A A A W B W B W B W B W B W B W B JUNCTION CONNECTOR J10 JUNCTION CONNECTOR J 9 16 GND G B...

Page 159: ...perated momentarily Approximately 0 5 sec to ON the memorized vehicle speed is increased by approximately 1 5km h 5 MANUAL CANCEL MECHANISM If any of the following signals are input during cruise control traveling the cruise control is canceled 1 Stop light SW is ON Brake pedal is depressed 2 Park Neutral Position SW D circuit is turned from ON to OFF A T 3 Cruise control clutch SW is ON Clutch pe...

Page 160: ... 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IF II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM 2C 23 Engine Wire and Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HA...

Page 161: ... IGNITION SW I10 B O C C C JUNCTION CONNECTOR J 6 B O ST1 IGSW 2 3 1 5 20A EFI 2F 8 2F 12 2H 7 EB EM F 8 10A EFI NO 1 2F 4 2G 4 EFI RELAY W B GR W B W B W L B R MREL 6 AM2 IG2 ST2 CRUISE RES ACC SET COAST CANSEL ECC A A EC IE3 10 E 24 CCS 3 2 JUNCTION CONNECTOR J 1 BR BR W G BR W G CCS E 19 STP IB 6 IK 9 10A STOP IK 2 1 2 G W G W G B STOP LIGHT SW S 8 IE3 22 EA3 6 BR ENGINE CONTROL MODULE F E 8 E ...

Page 162: ...7 I 30 W B W B EC 2F 6 2C 2 5A BK UP LP IB 7 EA2 4 EA2 6 IE5 10 IE5 1 A 22 A 9 IM 5 IB 4 E 17 LG LG B LG B LG R L R L LG G Y 2 3 1 A 20 A 8 W R W R VEHICLE SPEED SENSOR COMBINATION METER V 1 SE SI IG 6 C COMBINATION METER B C12 C13 A SPD G 28 G 18 G 21 G 31 I 2 I 3 I 17 BR R B B W B L W B E2 VC VTA VTA2 M M GE01 1 3 5 6 4 1 2 E2 VC VTA VTA2 M M R L SHIELDED R Y CRUISE THROTTLE POSITION SENSOR T 1 ...

Page 163: ...7 D B Y M T B O M T B O M T B Y M T B Y M T B W M T L W M T CRUISE CONTROL CLUTCH SW C17 2C 17 2F 3 R L L W L W F 29 F 23 F 27 F 28 F 22 F 26 G 6 G 7 I 7 I 4 EC ED W B W B W B W G W R W B W B W G W R 1 2 4 3 5 6 LG R L O L L R L Y L W EPA2 VPA2 VCP2 EPA VPA VCPA E02 E01 E03 ME01 ACCELERATOR PEDAL POSITION SENSOR A17 A T A T A T D 3 7 A T INDICATOR SW PARK NEUTRAL POSITION SW P 1 R L A T 5 A ...

Page 164: ...ily Approximately 0 5 sec to ON the memorized vehicle speed is increased by approximately 1 5km h 5 MANUAL CANCEL MECHANISM If any of the following signals are input during cruise control traveling the cruise control is canceled 1 Stop light SW is ON Brake pedal is depressed 2 Park Neutral Position SW D circuit is turned from ON to OFF A T 3 Cruise control clutch SW is ON Clutch pedal is depressed...

Page 165: ...o 1 Engine Compartment Left JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IB 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IC 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH II IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM 2A 23 Engine Wire and ...

Page 166: ...38U 167 GROUND POINTS Code See Page Ground Points Location EB 42 2ZZ GE Front Left Fender EC 42 2ZZ GE Cylinder Head Cover LH ED 42 2ZZ GE Cylinder Head Cover LH EM 42 2ZZ GE Front Left Fender IH 44 Cowl Side Panel RH ...

Page 167: ...HROTTLE POSITION SENSOR T 1 C 23 C 2 C 11 C 22 C 1 MASS AIR FLOW METER M 1 B 21 A 16 2F 8 A 1 EFI RELAY STOP LIGHT SW S 8 W B W B L B W B B R B R W G W W L B B R L B Y G L R G W R B W G BR B R BR BR BR BR BR BR ENGINE CONTROL MODULE B E 2 E 3 A W L BATT STP NT NT B MREL EVG THA VG VC VTA THW E2 C E 4 D E 5 B 5 IB 8 IF 4 P B P B TC TC 1 5 2 4 3 G B G W VC VTA E2 DATA LINK CONNECTOR 3 D 1 13 E2G THA...

Page 168: ... L L Y Y B R B L W R L R L R L 13 14 3 CRUISE CONTROL ECU C18 B W L W IDLO JUNCTION CONNECTOR J 8 A T INDICATOR SW PARK NEUTRAL POSITION SW P 1 ENGINE CONTROL MODULE B E 2 E 3 A C E 4 D E 5 OT THO SLT SLT S1 ST SL S2 E2 6 BR C 13 D 6 D 5 D 8 D 29 D 19 D 20 1 3 8 2 4 10 GR L Y R Y G BR Y BR W G W B B ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID E 1 THO SLT SLT S1 ST SL S2 IDL OD D OD1 D P R N 2 ...

Page 169: ... LG R G O W R B 12 C 17 D 31 A 7 D 21 EB ED EC IF A A A A EA1 1 IN 4 II 12 5 6 LG R G O W R BR Y BR Y MPX1 MPX2 SPD ODMS EC E1 E02 E03 E01 W B BR W B W B W B W B W B W B BR W B W B W B JUNCTION CONNECTOR J 1 W B ENGINE CONTROL MODULE B E 2 E 3 A C E 4 D E 5 JUNCTION CONNECTOR J 2 O D MAIN SW O 3 B 19 ODLP BR Y BR Y O D MAIN SW ...

Page 170: ... EWD538U 171 1ZZ FE LG R G O W R A 9 B 18 A 12 A 22 LCD DISPLAY 5A WARNING FROM POWER SOURCE SYSTEM SEE PAGE 52 IM 11 A 6 A 7 B 13 IH IM 12 IB 12 BR Y BR Y BR BR BR Y R Y COMBINATION METER B C12 C13 A W R G O LG R ...

Page 171: ...3 4 Closed with shift lever in 2 position 3 8 Closed with shift lever in L position PARTS LOCATION Code See Page Code See Page Code See Page C12 A 36 E4 C 32 1ZZ FE O3 37 C13 B 36 E5 D 32 1ZZ FE P1 33 1ZZ FE C18 36 E6 32 1ZZ FE S8 37 D1 36 J1 33 1ZZ FE T1 33 1ZZ FE E1 32 1ZZ FE J2 33 1ZZ FE V2 33 1ZZ FE E2 A 32 1ZZ FE J8 37 E3 B 32 1ZZ FE M1 33 1ZZ FE JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code...

Page 172: ...Left Fender EC 40 1ZZ FE Cylinder Head Cover LH ED 40 1ZZ FE Cylinder Head Cover LH EM 40 1ZZ FE Front Left Fender IF 44 Instrument Panel Brace RH IH 44 Cowl Side Panel RH SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E2 40 1ZZ FE Engine Wire ...

Page 173: ... STOP LIGHT SW S 8 W B W B GR W B B R B R W L G W W L B R P B G O B R GR Y G Y R G W SHIELDED B B R BR BR BR ENGINE CONTROL MODULE F E 8 E 9 E W L P B BATT STP NT NT NC NC B MREL EVG THA VG GE01 M G E10 H E11 F 20 IB 8 IF 4 P B P B TC TC 1 5 2 4 3 G B G W DATA LINK CONNECTOR 3 D 1 13 E2G THA VG B E2 O D DIRECT CLUTCH SPEED SENSOR O 1 VEHICLE SPEED SENSOR ELECTRONICALLY CONTROLLED TRANSMISSION V 2 ...

Page 174: ...L W P R B P L L O Y B R B L W R L R L R L A T INDICATOR SW PARK NEUTRAL POSITION SW P 1 ENGINE CONTROL MODULE F E 8 E 9 E G E10 H E11 THO SLT SLT SL1 SL1 SL2 SL2 DSL S4 E2 6 BR G 30 G 17 G 16 H 19 H 18 H 17 H 16 H 11 H 13 1 2 7 5 10 9 3 8 GR L Y L Y G G R V BR Y O P L ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID E 1 THO SLT SLT SL1 SL1 SL2 SL2 DSL S4 D P R N 2 L 4 Y RB 6 C O W B O O G Y BR G R ...

Page 175: ... G W B W B W B W B BR W B W G JUNCTION CONNECTOR J 1 W B ENGINE CONTROL MODULE F E 8 E 9 E G E10 H E11 MPX1 A 16 B 3 B 1 LCD DISPLAY A 7 B 13 W R BODY ECU B B 6 B 7 A B 4 SG4 O D MAIN SW O 3 E 7 IH IM 20 ODLP BR Y IM 12 IB 12 W B BR Y BR BR BR Y L A 17 O D MAIN SW E SHIFT MAIN SW W R R L Y G E12 I EA3 7 W B I 4 ME01 W R W R IE3 6 IE3 17 E 22 E 21 EA3 6 L R P L L P SFTU SFTD IE3 5 LEFT DOWN LEFT UP...

Page 176: ... GE LG R G O W R P B A 1 A 9 B 18 A 12 A 22 5A WARNING FROM POWER SOURCE SYSTEM SEE PAGE 52 IM 11 A 6 SPORTS A T1 SPORTS A T2 SPORTS A T3 SPORTS A T4 M A T OIL TEMP A 19 W B R Y COMBINATION METER B C12 C13 A P B W R G O LG R W B ...

Page 177: ...approx 12 volts B E1 Approx 12 volts with ignition SW ON or ST position MREL E1 Approx 12 volts with ignition SW ON or ST position P1 A T INDICATOR LIGHT SW PARK NEUTRAL POSITION SW 3 1 Closed with shift lever in P position 3 2 Closed with shift lever in R position 3 5 Closed with shift lever in N position 3 7 Closed with shift lever in D position 3 4 Closed with shift lever in 2 position 3 8 Clos...

Page 178: ...ment Panel Wire Instrument Panel Brace LH IF2 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH II2 46 Engine Room Main Wire and Floor Wire Instrument Panel Brace LH GROUND POINTS Code See Page Ground Points Location EB 42 2ZZ GE Front Left Fender EC 42 2ZZ GE Cylinder Head Cover LH ED 42 2ZZ GE Cylinder Head Cover LH EM 42 2ZZ GE Front Left Fender IF 44 Instrument Panel Brace RH I...

Page 179: ...HIFT LOCK 10A STOP FROM POWER SOURCE SYSTEM SEE PAGE 52 IK 2 5A TENS RDC IN 7 1 2 IN 20 IK 9 II 12 IN 5 IF 3 5 1 STOP LIGHT SW S 8 G W G W R L R L G B STP IG E W B W B SHIFT LOCK CONTROL ECU S 3 1 C SLS SLS SHIFT LOCK SOLENOID ...

Page 180: ... Page S3 37 S8 37 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IN 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH GROUND POINTS Code See Page Ground Points Locatio...

Page 181: ...URCE SYSTEM SEE PAGE 52 3 2 5 1 2F 21 2D 2 1 1 1 IE5 3 A A A 14 HORN JUNCTION CONNECTOR J 8 HORN SW COMB SW C16 HORN LOW H 6 HORN HIGH H 5 G Y L B L B L B G Y G Y G Y L B L B BODY ECU B 6 HORN RELAY 1 2 1 1 1 W DOOR LOCK CONTROL 2 W O DOOR LOCK CONTROL ...

Page 182: ...NNECTOR Code See Page Junction Block and Wire Harness Connector Location 2D 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IE5 44 Engine Room Main Wire and Instrument Panel Wire Instrumen...

Page 183: ...USA 15A CIG FROM POWER SOURCE SYSTEM SEE PAGE 52 IF 1 7 5A ECU ACC IM 2 7 5A DOME IM 17 4 2 IF 11 II 12 IM 10 IF 2 4 5 1 2 COMBINATION METER C13 P W B GR GR L W W B W B CIGARETTE LIGHTER C 9 CLOCK C10 2 2 D B EARTH PBEW ACC B E E JUNCTION CONNECTOR J 6 P ...

Page 184: ...t ACC or ON position Power for indication 1 GROUND Always continuity PARTS LOCATION Code See Page Code See Page Code See Page C9 36 C13 36 C10 36 J6 37 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IF II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM GROUND POINTS Code See Page Ground Points Location IF 44...

Page 185: ...E E AMBIENT TEMP SENSOR A20 JUNCTION CONNECTOR J10 JUNCTION CONNECTOR J 6 VEHICLE SPEED SENSOR COMBINATION METER V 1 5A BK UP LP SPEEDOMETER 1 2 2 1 6 6 C D B B A C R L R L GR L W W R 2 L R R Y R L W R R L G Y LG R L LG LG B LG B LG BR P P W B Y B Y G Y B Y G BR W B P W R 2 2 5 1 7 2 3 1 SE SI IG SPD B ACC IG SG TH E PSW 4 3 12 8 JUNCTION CONNECTOR J 8 CLOCK C10 COMBINATION METER B C12 C13 A W R 1...

Page 186: ...l Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM 2C 23 Engine Wire and Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location EA2 40 ...

Page 187: ...TE CONTROL MIRROR SW R15 6 B B C BR W P L BR Y LG B R W W B P L LG B R W W B P L LG B R W W B P L LG B R W 1 5 3 JUNCTION CONNECTOR J 3 1 5 3 BR W BR Y R W W B JUNCTION CONNECTOR J11 2 D 8 4 3 7 DOWN UP RIGHT LH RH LH LEFT 2 5 SELECT SW LEFT UP RIGHT DOWN OPERATION SW RH HL VL M E HR VR B M M M M MV MH M MV MH M REMOTE CONTROL MIRROR LH R13 REMOTE CONTROL MIRROR RH R14 ...

Page 188: ...n SW at DOWN position and the select SW at RH position PARTS LOCATION Code See Page Code See Page Code See Page J3 37 R13 39 R15 39 J11 38 R14 39 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IL 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joinin...

Page 189: ... 2 16 8 W B L R L W L O L Y L W L O L L R W B JUNCTION CONNECTOR J 3 WASHER SW WIPER SW LOW HIGH B1 INT2 INT1 S 2 1 B INT OFF WF EW ON OFF 2 7 16 17 11 EW S 2 1 B FRONT WIPER AND WASHER SW COMB SW C14 TO REAR WIPER AND WASHER SW COMB SW V 1 3 2 WASHER MOTOR W 1 L B L Y L WF MIST ...

Page 190: ...2004 CELICA EWD538U 191 25A WIPER II 7 15A WASHER FROM POWER SOURCE SYSTEM SEE PAGE 52 IE 10 II 8 IG4 3 IG4 2 IG 5 3 2 1 4 FRONT WIPER MOTOR F11 W B L Y L O L L W L B L L L B L W L O L Y L L B M EA W B ...

Page 191: ...nd current flows from TERMINAL 17 to TERMINAL 7 to TERMINAL 5 of the wiper motor to wiper motor to TERMINAL 4 to GROUND causing the front wiper motor to run at low speed 5 WASHER INTERLOCKING OPERATION With the washer SW pushed to on current flows from TERMINAL 2 of the washer motor to TERMINAL 1 to TERMINAL 11 of the front wiper and washer SW to TERMINAL 2 to GROUND causing the washer motor to ru...

Page 192: ...2004 CELICA EWD538U 193 GROUND POINTS Code See Page Ground Points Location EA 40 1ZZ FE Front Right Fender EA 42 2ZZ GE Front Right Fender IE 44 Cowl Side Panel LH IG 44 Cowl Side Panel RH ...

Page 193: ...ON WASHER2 IE A IF1 11 IF1 10 IG4 4 BA2 6 BB2 4 BA2 5 BB2 5 BA2 4 BB2 3 IG4 3 L B L B L L L L R V L Y P L Y P L Y P L Y P W B W B V 1 3 2 2 1 3 WASHER MOTOR W 1 REAR WIPER MOTOR AND RELAY R12 REAR WIPER AND WASHER SW COMB SW C14 12 10 13 2 JUNCTION CONNECTOR J 3 TO FRONT WIPER AND WASHER SW COMB SW M REAR WIPER MOTOR REAR WIPER RELAY ...

Page 194: ...to TERMINAL 12 of the rear wiper and washer SW to TERMINAL 2 to GROUND so that the washer motor rotates and the window washer emits a water only while the switch is fully turned When the wiper SW is off and then turned washer on Wiper off side the wiper SW is on and then turned to washer on Wiper on side only the washer operates W1 WASHER MOTOR 2 GROUND Approx 12 volts with the ignition SW at ON p...

Page 195: ...2 IN 1 II 12 IP 7 IP 3 1 BA1 4 BB1 2 BJ IF IP 18 IE 7 A 1 B 1 BB1 8 ID1 18 11 4 3 8 2 5 1 RDEF IG GND DEF B W B W B W B W B L W L W B B B B W B R W R COMBINATION METER C13 REAR WINDOW DEFOGGER B R10 R11 A A C SW A 9 BODY ECU DEF RELAY W B W B NOISE FILTER REAR WINDOW DEFOGGER N 2 2 5 1 C B 1 W B DEFB E DEF 14 BA1 7 ...

Page 196: ... J B Instrument Panel Brace RH IN 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH IP 25 Cowl No 2 Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location ID1 44 Cowl No 2 Wire and Instrument Panel Wire Instrument Panel Brace LH BA1 48 Back Door No 1 Wire and Floor...

Page 197: ... 6 IA1 5 FRONT DOOR SPEAKER LH F13 W B P V P L V W JUNCTION CONNECTOR J10 W B GR L Y R BR G 11 1 3 7 17 GR L Y RADIO AND PLAYER R 4 STEREO COMPONENT AMPLIFIER B S 6 S 7 A L Y GR L Y GR JUNCTION CONNECTOR J 7 JUNCTION CONNECTOR J 6 SHIELDED ACC B AMP MUTE BEEP BU ACC GND E FL FL AMP MUTE BEEP D 2 IF2 11 4 ANT B B AUTO ANTENNA CONTROL RELAY A21 2 4 1 3 FRONT DOOR TWEETER SPEAKER LH F15 P V ANT ...

Page 198: ... SPEAKER RH F14 LG L LG R L R FR FR IF B 5 B 6 B 13 B 14 9 8 19 18 W R Y L SHIELDED 10 20 B 11 16 B IF1 12 IF1 13 A 4 A 11 B Y B Y REAR SPEAKER LH R 8 IF1 4 5 IF1 A 3 A 10 R W R W REAR SPEAKER RH R 9 BR F L F R R L R R SGND GND3 FL FR RL RR GND S RL RL RR RR GND 1 1 2 2 BR 2 F16 FRONT DOOR TWEETER SPEAKER RH 3 1 4 LG L ...

Page 199: ...tion Block and Wire Harness Connector Location II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IA1 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IF1 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IF2 46 Floor Wire...

Page 200: ...2004 CELICA EWD538U 201 MEMO ...

Page 201: ...1 12 IF1 13 2 1 1 2 P V P V FRONT DOOR TWEETER SPEAKER LH F15 FRONT DOOR SPEAKER LH F13 IH1 6 IH1 5 2 1 1 2 LG L LG L FRONT DOOR TWEETER SPEAKER RH F16 F14 FRONT DOOR SPEAKER RH 1 2 B Y B Y REAR SPEAKER LH R 8 IF1 4 IF1 5 1 2 R W R W REAR SPEAKER RH R 9 RADIO AND PLAYER B R 2 R 3 A GR L Y RR RR RL RL FR ACC B GND FL FL FR BR P V LG L BR 2 D IF2 11 4 ANT B B ANT A 8 AUTO ANTENNA CONTROL RELAY A21 ...

Page 202: ...onnector Location II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IA1 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IF1 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IF2 46 Floor Wire and Instrument Panel Wire In...

Page 203: ... 52 IK 7 15A AUTO ANTENNA 2D 1 C 1 IF2 4 IF1 1 C C IE4 12 JUNCTION CONNECTOR J 8 6 5 2 B IG ACC R L L R R L L R GR GR R L L R IF2 11 4 ANT B B B 13 1 A 8 2 RADIO AND PLAYER R 4 B AUTO ANTENNA CONTROL RELAY A21 1 BJ A W B E JUNCTION CONNECTOR J14 ANT 2 BUILT IN TYPE AMPLIFIER 1 SEPARATE TYPE AMPLIFIER R 2 A ...

Page 204: ...5 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IK 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH 2D 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location IE4 44 Engine Room Main Wire and Instrument Panel Wire ...

Page 205: ...B 18 B 12 W G FROM ILLUMINATIONS IE5 4 IE5 13 B 10 A 6 IM 4 IB 11 BR W BR W D 22 1 O 2 OIL PRESSURE SW BUZZER B 13 BR Y FROM ENGINE CONTROL MODULE A 18 A 6 G W G Y TO A C EVAPORATOR TEMP SENSOR 14 B B 10 15 B G L B L W TO A C SW FROM POWER SOURCE SYSTEM SEE PAGE 52 LG R G O LG R G O GR Y B MPX1 MPX2 OSW MOPS FROM ENGINE CONTROL MODULE 3 ENGINE CONTROL MODULE B E 2 E 3 A E 5 D METER ILLUMINATION CO...

Page 206: ...SENGER SEAT BELT WARNING LIGHT CLOCK P A 9 IM 5 W R IF 10 A 13 FROM HEATER RELAY V W 5 A A 17 R B R TO RHEOSTAT FROM SKID CONTROL ECU WITH ACTUATOR GR V B 17 B 8 ABS CHG OIL P PKB SPORTS A T1 SPORTS A T2 C13 COMBINATION METER B C12 A 1 1ZZ FE 2 CANADA 3 2ZZ GE D D D W R W R W R W R 5 2 4 2 4 4 JUNCTION CONNECTOR J 8 TO CRUISE CONTROL ECU TO CLOCK 4 1ZZ GE W CRUISE CONTROL 5 EXCEPT 4 ...

Page 207: ...RNING CRUISE TURN R TURN L BEAM IF A 19 IM 20 II 12 W B W B TO ENGINE CONTROL MODULE R B 7 B B 9 A 4 FROM HAZARD SW TURN SIGNAL SW COMB SW G Y G B TO CRUISE CONTROL ECU 1 TO ENGINE CONTROL MODULE 3 Y B 16 A TAIL CHECK ENGINE COMBINATION METER B C12 C13 A TO DAYTIME RUNNING LIGHT RESISTOR W R SPORTS A T3 SPORTS A T4 Y G R L ...

Page 208: ...OURTESY SW LH D 3 DOOR COURTESY SW RH D 4 BRAKE FLUID LEVEL WARNING SW B 2 3 2 1 FUEL SENDER F17 PARKING BRAKE SW P 3 PKB FU FUA FU BLVL DCTY PCTY SG2 DBKL SG3 PBKL 2 3 5 R W 7 6 W FRONT FOG LIGHT 7 W O FRONT FOG LIGHT 15A HEAD RH LWR FROM POWER SOURCE SYSTEM SEE PAGE 52 G B L O L R FE FR FV B 4 SG4 O D MAIN SW O 3 4 W R E R W 6 R W 7 A 15 B Y TO CENTER AIRBAG SENSOR ASSEMBLY A 14 FROM IGNITION SW...

Page 209: ...e Harness Connector Location IB 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IF II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM 2C 23 Engine Wire and Engine Room J B Engine Compartment Left 2D 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left C...

Page 210: ...LICA EWD538U 211 SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 40 1ZZ FE Engine Room Main Wire I3 46 Floor Wire E1 42 2ZZ GE Engine Room Main Wire ...

Page 211: ...7 2 3 1 5 4 2G 3 1 2 EM 2F 1 IE4 3 IG5 4 3 2 IG EA EB 1 2 2 2 1 1 Y R B L Y L Y L Y RADIATOR FAN MOTOR R 1 A C SINGLE PRESSURE SW A 3 W B W B L Y L W W R B W W B W B W B A C CONDENSER FAN MOTOR A 1 FAN NO 1 RELAY FAN NO 2 RELAY FAN NO 3 RELAY W B 1 A FAN CF M M EM 1 1ZZ FE 2 2ZZ GE EA3 2 EA3 3 G 14 B 4 G 5 2 B 3 1 L Y 2 L W 2 L W 2 L Y 2 1 1 ENGINE CONTROL MODULE G E 3 E10 B ...

Page 212: ... 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH 2F 2G 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left 2H g g g CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location EA3 42 2ZZ GE Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 IE4 44 Engine Room Main Wire and Inst...

Page 213: ...MG C RELAY HTR RELAY A 2 3 1 G G O O O W B BR BR V W V W B W B W B W B W B 1 4 8 4 1 B W V W M2 M1 H2 R ENGINE CONTROL MODULE I E 8 E12 E BLOWER SW B 5 IP 3 B L R L W 3 2 5 6 W B B W R R BLOWER RESISTOR B 4 1 2 A C MAGNET CLUTCH AND LOCK SENSOR A 2 LCKI PRE 1 HP 2 ACMG LO HI M2 M1 I 2 LO GND JUNCTION CONNECTOR J 1 B 10 A 6 IE5 7 IE5 4 G O LG R A C DUAL PRESSURE SW A 3 LG R G O MPX1 MPX2 G O LG R M...

Page 214: ...6 G Y G Y 1 2 A 13 V W W B W B G O W B W B 9 10 8 3 1 A C LA C DEF GND IG A C SW A 9 COMBINATION METER B C12 C13 A W B R W B W B A C EVAPORATOR TEMP SENSOR A 8 7 5A ECU B FROM POWER SOURCE SYSTEM SEE PAGE 52 IM 3 5A WARNING IM 11 1 6 B A A 22 A 11 L R R Y L R R Y B 18 A 12 V W LG R IH A 7 G O LG R BR BR 1 1ZZ FE 2 2ZZ GE IP 18 ...

Page 215: ...n at low speed so the blower motor rotates at medium low speed When the blower SW is moved to M2 position current flows through the motor flows from TERMINAL 1 of the blower resistor to TERMINAL 3 to TERMINAL 5 of the blower SW to TERMINAL 1 to GROUND At this time resistance of the blower resistor is less than at M1 position so the blower motor rotates at medium high speed High speed operation Whe...

Page 216: ... Joining Wire Harness and Wire Harness Connector Location EA1 40 1ZZ FE Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EA1 42 2ZZ GE Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 ID1 44 Cowl No 2 Wire and Instrument Panel Wire Instrument Panel Brace LH IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE5 44 Engine Room Ma...

Page 217: ...STER SW CENTER AIRBAG SENSOR ASSEMBLY CLOCK CIGARETTE LIGHTER COMBINATION METER RADIO AND PLAYER RADIO AND PLAYER E1 E E1 E2 E2 IG3 10 IB1 7 COMBINATION METER IH1 14 IL 1 IN 4 IN 5 IO 1 IH 4 IM 10 IM 20 IF 11 IH 3 IP 18 IQ 3 IP 17 IE 8 II 12 W B W B W B W B W B W B W B W B W B W B W B W B W B W B BR BR W B W B W B W B W B W B BR W B W B W B W B W B W B W B W B W B W B A A A A A A A A A W B W B A 1...

Page 218: ... LH LOW ABS ACTUATOR S EC VR E 1 L S 2 2 2 1 IE3 20 I 1 COMBINATION SW EA1 4 IE4 1 IC1 6 IA1 14 W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B BR W B B W B W W B W B W B W B W B W B BR W B W B W B W B A T A T A T B B B M T JUNCTION CONNECTOR J 3 JUNCTION CONNECTOR J11 W B W B W B W B A T M T EM IE IC1 3 W B A A A A A A A W B W B W B E 1 W B E 1 W B W B E 1 E 1 E 1 EB W B W...

Page 219: ...3 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 ENGINE CONTROL MODULE NOISE FILTER IGNITION SYSTEM IGNITION COIL AND IGNITER NO 1 IGNITION COIL AND IGNITER NO 3 IGNITION COIL AND IGNITER NO 4 IGNITION COIL AND IGNITER NO 2 EA1 1 EC ED BR BR W B W B W B W B W B W B W B W B W B BR W B W B W B W B A A A C C C C C A JUNCTION CONNECTOR J 1 JUNCTION CONNECTOR J 2 C A A JUNCTION CONNECTOR J 2 BR BR W B W B HEATED...

Page 220: ...NDOW DEFOGGER BL BJ REAR COMBINATION LIGHT LH REAR COMBINATION LIGHT RH BA1 2 BB1 8 BA1 7 BA1 12 BB1 3 LICENSE PLATE LIGHT LH LICENSE PLATE LIGHT RH BK W B W B W B W B W B W B W B W B W B W B W B W B W B W B W B A A A A A JUNCTION CONNECTOR J14 W B W B AUTO ANTENNA CONTROL RELAY A W B W B ...

Page 221: ...AND IGNITER NO 4 IGNITION COIL AND IGNITER NO 2 W R W R W B W B EC ED BR BR W B W B W G W B W B W B W B W B BR W B W B W G A A W B JUNCTION CONNECTOR J 1 A BR BR ME01 HEATED OXYGEN SENSOR BANK 1 SENSOR 1 26 2F 2F 25 13 2F A C MAGNETIC CLUTCH AND LOCK SENSOR DATA LINK CONNECTOR 3 IE5 11 BR BR BR BR 3 2B BR W B A IE3 22 EA3 6 A BR BR BR ECC COMBINATION SW 2ZZ GE 2ZZ GE E 1 E 1 E 1 E 1 W B AIR PUMP M...

Page 222: ...strument Panel Brace RH 2B 23 Engine Wire and Engine Room J B Engine Compartment Left 2F 2G 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left 2H g g g CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harness Connector Location EA1 40 1ZZ FE EA1 42 2ZZ GE Engine Wire and Engine Room Main Wire Inside of Engine Room R B No 1 EA3 42 2ZZ GE ...

Page 223: ...Front Left Fender EN 42 2ZZ GE Air Pump Bracket EO 42 2ZZ GE Engine Mount Brace RH IE 44 Cowl Side Panel LH IF 44 Instrument Panel Brace RH IG 44 Cowl Side Panel RH IH 44 Cowl Side Panel RH BI 48 Roof Left BJ 48 Luggage Room Left BK 48 Back Door Left BL 48 Back Panel Center SPLICE POINTS Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 40 1ZZ FE Engine...

Page 224: ...2004 CELICA EWD538U 225 MEMO ...

Page 225: ...2004 CELICA EWD538U 226 J POWER SOURCE Current Flow Chart ...

Page 226: ...2004 CELICA EWD538U 227 J ...

Page 227: ... 162 168 174 66 76 10A EFI NO 2 Engine Control 1ZZ FE Engine Control 2ZZ GE 66 76 10A HAZ Turn Signal and Hazard Warning Light 114 10A HORN Horn Multiplex Communication System Wireless Door Lock Control 182 120 130 15A AUTO ANTENNA Auto Antenna 204 15A HEAD LH LWR Headlight w HID Headlight w o HID 88 92 15A HEAD RH LWR Combination Meter Fog Light Headlight w HID Headlight w o HID 206 98 88 92 15A ...

Page 228: ...A BK UP LP Back Up Light Clock CANADA Combination Meter Cruise Control 1ZZ FE Cruise Control 2ZZ GE Electronically Controlled Transmission and A T Indicator 1ZZ FE Electronically Controlled Transmission and A T Indicator 2ZZ GE Engine Control 1ZZ FE Engine Control 2ZZ GE 110 186 206 158 162 168 174 66 76 5A BODY ECU IG Door Lock Control Electric Tension Reducer Headlight w HID Headlight w o HID In...

Page 229: ...er and Seat Belt Warning Multiplex Communication System 154 214 64 186 206 158 162 168 174 66 76 146 120 7 5A DOME Cigarette Lighter and Clock USA Clock CANADA Interior Light Key Reminder and Seat Belt Warning Multiplex Communication System 184 186 108 146 120 7 5A ECU ACC Auto Antenna Cigarette Lighter and Clock USA Clock CANADA Door Lock Control Electric Tension Reducer Interior Light Key Remind...

Page 230: ...ing Light 114 10A HTR Air Conditioning Rear Window Defogger 214 196 10A STOP ABS Cruise Control 1ZZ FE Cruise Control 2ZZ GE Electronically Controlled Transmission and A T Indicator 1ZZ FE Electronically Controlled Transmission and A T Indicator 2ZZ GE Engine Control 1ZZ FE Engine Control 2ZZ GE Shift Lock Stop Light 154 158 162 168 174 66 76 180 112 10A TAIL Taillight 100 15A CIG Cigarette Lighte...

Page 231: ...ltiplex Communication System Power Window 120 138 25A WIPER Front Wiper and Washer 190 30A DEF Multiplex Communication System Rear Window Defogger 120 196 Engine Room R B No 1 See Page 26 Fuse System Page 10A ETCS Cruise Control 2ZZ GE Engine Control 2ZZ GE 162 76 50A A AMP Engine Control 2ZZ GE 76 Engine Room R B No 2 See Page 27 Fuse System Page 10A HEAD LH UPR Headlight w HID Headlight w o HID ...

Page 232: ...2004 CELICA EWD538U 233 MEMO ...

Page 233: ... 1 2 3 4 5 6 Gray A17 1 2 Dark Gray A18 1 2 3 4 Dark Gray A19 1 2 Black A20 1 2 3 4 5 6 A21 1 2 3 Black A22 1 2 Gray B 1 1 2 Gray B 2 1 2 Black B 3 1 2 3 4 Black B 4 1 2 3 4 5 6 7 8 B 5 2 1 3 4 5 6 7 8 9 101112 13 14 15 16171819 2021222324 25 B 6 11 22 21 10 9 20 19 8 7 18 17 6 5 16 15 4 3 14 13 1 2 12 B 7 2 3 4 1 B 8 2 3 4 1 B 9 2 3 4 1 Black B10 1 2 Black C 1 1 2 Black C 2 1 2 Black C 3 1 2 1ZZ ...

Page 234: ... 2 3 4 1 C 9 1 2 3 4 5 6 7 8 9 101112 Canada Blue C10 1 2 3 4 5 USA C10 1 2 C11 11 22 21 10 9 20 19 8 7 18 17 6 5 16 15 4 3 14 13 1 2 12 C12 9 18 8 17 16 7 6 15 14 5 4 13 12 3 2 11 1 10 Blue C13 1 2 3 4 5 6 7 8 9 10 11 12 131415 16 17 18 Black C14 1 2 4 7 8 9 10 1112131415 16 17 5 6 3 C15 1 2 3 4 5 6 Black C16 1 2 C17 1 2 3 4 5 6 7 8 9 10111213141516 C18 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 D 1 ...

Page 235: ...22 13 11 25 23 18 28 19 29 20 30 12 24 1 2 3 4 5 6 7 8 9 E 5 2 1 Gray E 6 1 Gray E 7 16 32 31 35 28 20 17 9 10 34 11 6 5 13 14 15 23 24 26 12 3 2 1 4 27 29 18 7 30 19 8 21 22 25 33 E 8 1 17 29 28 27 31 26 19 18 9 8 20 10 21 30 11 7 6 13 14 15 16 22 23 24 12 4 3 2 5 25 E 9 1 17 29 34 28 19 18 9 8 20 10 21 33 11 7 6 13 14 15 16 22 23 26 12 4 3 2 5 27 24 25 30 31 32 E10 1 19 33 32 31 35 28 23 20 11 8...

Page 236: ...3 8 Speaker F15 1 2 6 Speaker F16 1 2 4 3 8 Speaker F16 1 2 3 4 5 F17 1 G 1 1 2 3 Black G 2 1 2 Black G 3 1 2 Black H 1 1 2 H 2 1 2 Black H 3 1 2 H 4 1 Black H 5 1 Black H 6 1 2 5 3 4 6 7 8 9 10 Black H 7 1 2 3 4 H 8 2 1 3 4 Gray H 9 1 2 H10 2 1 3 Black H11 2 1 3 Black H12 1 2 3 4 Gray H13 1 2 3 4 Gray H14 1 2 3 4 5 6 H15 1 2 3 Gray I 1 1 2 3 4 Black I 2 1 2 3 4 Black I 3 1 2 3 4 Black I 4 ...

Page 237: ... Black I 6 1 2 Gray I 7 1 2 Black I 8 1 2 Gray I 9 1 2 4 5 3 6 I10 A A A A A A A A A A A A Blue J 1 A B B C C A A B C C C C C J 2 A A A A A A A A J 3 A A B B C C D D D E E E Black J 4 Black J 5 C E E C C E E C C E E B B E D B A D D A A D J 6 Blue J 7 J 8 Black J 9 J10 J11 J12 J13 J14 1 1ZZ FE Dark Gray K 1 1 2 2ZZ GE Black K 1 1 2 L 1 1 2 L 2 1 2 L 3 1 L 4 5 4 3 2 1 Black M 1 1 2 3 4 5 6 7 8 9 10 ...

Page 238: ... 2 1 Gray R 1 1 2 3 4 5 6 7 8 9 10 Blue R 2 1 2 3 4 5 6 Blue R 3 5 6 7 8 9 10 11 12 13 14 3 4 2 1 15 16 17 18 19 20 R 4 1 3 2 R 5 1 2 3 4 5 6 R 6 1 2 3 4 5 6 R 7 1 2 R 8 1 2 R 9 1 Black R10 1 Black R11 1 3 2 Black R12 1 2 3 4 5 6 R13 1 2 3 4 5 6 R14 1 2 3 4 5 6 7 8 9 10 R15 1 Black S 1 1 S 2 5 4 3 2 1 S 3 1 2 Yellow S 4 1 2 Yellow S 5 2 1 3 4 5 6 7 8 9 10111213 1415 16 S 6 6 4 3 2 1 7 8 9 101112 1...

Page 239: ...4 5 6 13 25 16 15 14 26 27 28 31 30 29 17 18 19 9 8 7 10 11 12 22 21 20 32 33 34 Black S11 1 2 3 1ZZ FE Black T 1 1 2 3 4 5 6 2ZZ GE Black T 1 2 3 1 T 2 1 2 T 3 1 2 T 4 1 2 U 1 1 2 3 Black V 1 1 2 Black V 2 1 2 Blue V 3 1 2 Black V 4 1 2 Black V 5 1 2 3 Black V 6 1 2 Blue V 7 1 2 Blue V 8 1 2 3 Black W 1 ...

Page 240: ...2004 CELICA EWD538U 241 MEMO ...

Page 241: ... C12 Combination Meter 90980 11915 C13 Combination Meter 90980 11913 C14 Combination SW 90980 11594 C15 Combination SW 90980 11672 C16 Combination SW 90980 11986 C17 Cruise Control Clutch SW 90980 10906 C18 Cruise Control ECU 90980 11391 D 1 Data Link Connector 3 90980 11665 D 2 Door Control Receiver 90980 11909 D 3 Door Courtesy SW LH 90980 10871 D 4 Door Courtesy SW RH 90980 10871 D 5 Door Lock ...

Page 242: ... J14 Junction Connector 90980 11686 K 1 Knock Sensor 1ZZ FE 90980 11166 K 1 Knock Sensor 2ZZ GE 90980 11875 L 1 License Plate Light LH 90980 11148 L 2 License Plate Light RH 90980 11148 L 3 Luggage Compartment Light 90980 10121 L 4 Luggage Compartment Light SW 90980 10871 M 1 Mass Air Flow Meter 90980 11317 M 2 Moon Roof Control Relay and Motor 90980 10997 M 3 Moon Roof Control SW and Personal Lig...

Page 243: ...980 11261 T 1 Throttle Position Sensor 2ZZ GE 90980 11858 T 2 Turn Signal Flasher Relay 82751 07010 T 3 Tension Reducer Solenoid LH 90980 11369 T 4 Tension Reducer Solenoid RH 90980 11369 U 1 Unlock Warning SW 90980 10860 V 1 Vehicle Speed Sensor Combination Meter 90980 11143 V 2 Vehicle Speed Sensor Electronically Controlled Transmission 90980 11156 V 3 VSV ACIS 90980 11156 V 4 VSV Canister Close...

Page 244: ...L Code Part Name Part Number Code Part Name Part Number 2004 CELICA EWD538U 245 ...

Page 245: ...M OVERALL ELECTRICAL WIRING DIAGRAM 2004 CELICA EWD538U 246 ...

Page 246: ...stem for the overall wiring diagram is the same as above E Indicates a Relay Block No shading is used and only the Relay Block No is shown to distinguish it from the J B Example Indicates Relay Block No 1 F Junction Block The number in the circle is the J B No and the connector code is shown beside it Junction Blocks are shaded to clearly separate them from other parts 3C indicates that it is insi...

Page 247: ... 8 4 Front Wiper and Washer 16 2 Headlight Beam Level Control 11 2 Headlight w HID 9 3 Headlight w o HID 10 3 Horn 13 4 Ignition 1ZZ FE 6 3 Ignition 2ZZ GE 7 3 Illumination 14 3 Moon Roof 17 2 Multiplex Communication System 1 3 Door Lock Control Electronic Tension Reducer Interior Light Key Reminder Light Reminder Buzzer Power Window Seat Belt Warning Wireless Door Lock Control Power Source 1 26 1...

Page 248: ...System 9 4 10 4 IB 1 B R L W L W R BATTERY FL MAIN 3 0W 1 2 B R L R 20A FR P W 20A FL P W IG1 RELAY W R L R L R L Y L B L R 5A DEF RLY 5A TENS RDC 5A BODY ECU IG GR 7 5A ECU ACC 2 4 12 8 11 1 10 See Taillight System 12 1 DRL CLTS CLTE PRG RDA HF H T HU P L LG R L P B V R B W B R W B 3 2 5 1 B GND D 2 DOOR CONTROL RECEIVER PRG RDA W B W B W B J 3 JUNCTION CONNECTOR J14 JUNCTION CONNECTOR G F A B C ...

Page 249: ...G LG LG L W L W R W LG LG R W R L R L R L Y L B ACTD LSWD UL3 LGCY LP PCTY DCTY KSW SG1 D 4 DOOR COURTESY SW RH D 3 DOOR COURTESY SW LH D 5 DOOR LOCK MOTOR DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW LH D 6 DOOR LOCK MOTOR DOOR LOCK DETECTION SW AND DOOR KEY LOCK AND UNLOCK SW RH B10 BACK DOOR LOCK MOTOR U 1 UNLOCK WARNING SW L 4 LUGGAGE COMPARTMENT LIGHT SW IH B IE A IA1 14 14 IH1 A F ...

Page 250: ... L PD PU 10 1 P 8 POWER WINDOW MOTOR RH 2 B 14 B 1 B 7 B 2 1 2 1 16 17 2 11 12 3 3 5 6 7 1 2 1 2 L1 UL1 P W SG3 PBKL SG2 DBKL W L E B BDR IG R L R L R W R L W L L Y W R L Y L B W B W R W R W B Y B P B V W L B L Y R R L R L W B L UL KOF P 5 POWER WINDOW MASTER SW T 4 TENSION REDUCER SOLENOID RH T 3 TENSION REDUCER SOLENOID LH B 8 BUCKLE SW LH B 9 BUCKLE SW RH P 4 POWER WINDOW LOCK SW R R W B 6 B 7 ...

Page 251: ... L B G R P R Y B R B B B B W B W B GR W L B W B W B W B W B W B R B R B O B R B R B O BATTERY C OPN RELAY EFI RELAY IG2 RELAY I10 IGNITION SW FL MAIN 3 0W W B W B W B W B E B O B O 7 5A OBD 5A WARNING 7 5A AM2 120A ALT IG1 RELAY 25A AM1 10A EFI NO 2 20A EFI F17 FUEL PUMP 6 A 1 2 1 2 15A IG2 Instrument panel brace RH Front left fender Luggage room left EB Front left fender C C C II 10 5A ECU IG 5 A...

Page 252: ... ontrol 2ZZ GE SIL TC W PI MREL 40 20 30 10 MOPS PSW VG THA EVG TBP ACLV EVP CCV B BATT IGSW E 9 E10 ENGINE CONTROL MODULE F G E11 H E12 I B B B B M 1 MASS AIR FLOW METER E2G THA VC B E2 10 I E E 8 8 I 1 GR OSW E 7 OIL PRESSURE SW VVTL E BR A 22 7 B IE A IH 9 IG 2 IB 8 IH 2 IG 5 3 IB IF 4 IF 3 From Center Airbag Sensor Assembly 20 2 From Skid Control ECU with Actuator 19 2 W R Y R B P BR W W P B P...

Page 253: ... VTA2 VTA VC E2 T 1 THROTTLE POSITION SENSOR 1 A B C D E B O M T BR B W B W BR A B O M T 27 G 34 G 1 2 27 I 2 1 NE NE G22 O W B W L 1 C 4 CRANKSHAFT POSITION SENSOR C 1 CAMSHAFT POSITION SENSOR L W 1 5 G 14 G 14 F 19 E L W L Y P G G W 5 F 29 E 18 E 21 I 1 E 23 I 2 E See Multiplex Communication System 1 8 See Air Conditioning System 26 2 BR W CF FAN F PS STP TACH MPX2 MPX1 RL HP LCKI ACMG See Charg...

Page 254: ... Cylinder head cover LH Cylinder head cover LH 9 EA3 10 EA3 8 EA3 1 1 E E 8 4 I ME01 W R 29 F 23 F 27 F 28 F 22 F 26 F 6 5 3 4 2 1 EPA2 VPA2 VCP2 EPA VPA VCPA LG R L O L L R L Y L W A17 ACCELERATOR PEDAL POSITION SENSOR E F G H J A CCS 3 CRUISE RES ACC SET COAST W G CANCEL ECC 24 E C16 CRUISE CONTROL SW COMB SW CCS 2 10 IE3 W G B O M T 1 IC1 2 1 2 IC1 7 IE3 2F 9 2C 20 2C 18 2F 3 10 E L W B W B Y B...

Page 255: ...2004 CELICA EWD538U MEMO ...

Page 256: ... W P B R B G R L B B B B B B R B R W W B L B L B G R W P R Y L R B R B B B B W B W B L B W B W B W B W B W B W B R B R B R R Y R B P BR B O B R B R B O L R W W P B P B P B P B W P B W B BATTERY J14 JUNCTION CONNECTOR J 3 JUNCTION CONNECTOR C OPN RELAY EFI RELAY IG2 RELAY I10 IGNITION SW D 1 DATA LINK CONNECTOR 3 CG TC SIL 4 13 7 16 5 FL MAIN 3 0W W B W B W B W B B B O B O 7 5A OBD 5A WARNING 7 5A ...

Page 257: ...Valve V 5 VSV EVAP V 3 VSV ACIS E 6 ENGINE COOLANT TEMP SENSOR V 7 VSV Pressure Switching Valve C 3 CAMSHAFT TIMING OIL CONTROL VALVE VVT P 2 POWER STEERING OIL PRESSURE SW O 2 OIL PRESSURE SW 2 3 1 5 2 1 2 4 3 1 3 3 2 1 BR W BR G BR BR BR BR L B R L B R B W R G W L R Y G B W W B B R B W B W B W B W B W R L G O R L G O V W B O W B R A B C D BR B W B W W B BR BR BR BR B R B W BR R B W G O E n gine ...

Page 258: ...E03 E01 O W B W L W 1 1 1 1 1 BR BR W B W B W B W B W B BR BR 1 BR W B 1 B Y R Y R B 1 Y G W W 1 B W BR B W W B BR BR BR W B 1 W B 1 3 1 3 2 4 2 A E ngine C ontrol 1ZZ FE 1 Shielded HT1A OX1A HT1B OX1B H 8 HEATED OXYGEN SENSOR Bank 1 Sensor 1 H 9 HEATED OXYGEN SENSOR Bank 1 Sensor 2 C 4 CRANKSHAFT POSITION SENSOR C 1 CAMSHAFT POSITION SENSOR K 1 KNOCK SENSOR J 1 JUNCTION CONNECTOR J 2 JUNCTION CON...

Page 259: ... Y R L R L A R Y L W P ow e r S o urc e E le c tron ic a lly C on tro lled T ran s mis sion a nd A T Ind ic a tor 2 Z Z G E IG1 RELAY 2 1 FL MAIN 3 0W BATTERY 20A EFI 10A EFI NO 1 EFI RELAY 5A BK UP LP 5A WARNING I10 IGNITION SW B MREL BATT P R N 2 L D E2 E 1 ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID E 8 E 9 ENGINE CONTROL MODULE E F E10 G E11 H BR P 1 A T INDICATOR SW PARK NEUTRAL POSITION ...

Page 260: ... O D MAIN SW ODLP ODMS BR Y To Body ECU 1 8 Instrument panel brace RH Cylinder head cover LH Front left fender Cylinder head cover LH IM 20 SPORTS A T 4 SPORTS A T 3 SPORTS A T 2 SPORTS A T 1 M A T OIL TEMP LCD DISPLAY 19 A W B C12 C13 COMBINATION METER A B W B J 1 JUNCTION CONNECTOR 7 G E01 W B W B O D MAIN SW E SHIFT MAIN SW E12 I 7 EA3 4 I ME01 W R W R 22 IE3 6 EA3 BR BR BR A SFTU LEFT UP SFTD ...

Page 261: ...R GR L BR 6 B SPD STP EVG E2 S1 SL S2 ST SLT SLT THO THA VG VC VTA THW TC B L W B W B O Y B L Y P L R B P R B R L W B R L B W B R L B W B R B R W B W B W B W B L R L R R Y R L R L A R Y L W P ow e r S o urc e E lec tro nica lly C o ntro lled T ran s mis s io n a n d A T In dica tor 1 Z Z F E IG1 RELAY 2 1 FL MAIN 3 0W BATTERY 20A EFI 10A EFI NO 1 EFI RELAY 5A BK UP LP 5A WARNING I10 IGNITION SW B ...

Page 262: ... 12 3 II2 13 B 22 A IF IN 4 II 12 6 5 EC E1 E02 E03 W L B BR Y BR Y BR Y BR Y R Y W B W B W B W B BR W B W B BR W B W B W B R Y V 2 VEHICLE SPEED SENSOR Electronically Controlled Transmission O 3 O D MAIN SW NT NT MPX1 MPX2 ODLP ODMS BR Y Instrument panel brace RH Cylinder head cover LH Front left fender Cylinder head cover LH LCD DISPLAY J 1 JUNCTION CONNECTOR 21 D A A E01 W B W B J 2 JUNCTION CO...

Page 263: ...4 2C 32 C C C C C C EC 4 3 4 3 2 4 3 4 3 1 B Y B Y R Y G R R W R B L R B R W G R R Y W B W B W B W B W B W B W B W B B W B W B W B W B W B W B W B W B B W W B W B B W B W B B B L B R B R B R L B R B O B O B W B W B W B W A T M T M T A T A T M T BATTERY FL MAIN 3 0W S 1 S 2 STARTER A B 7 5A ST 15A IG2 7 5A AM2 40A MAIN ST RELAY 1 2 I10 IGNITION SW C11 CLUTCH START SW P 1 PARK NEUTRAL POSITION SW IG...

Page 264: ... AND IGNITER NO 3 2C 26 12 2C B Y B 1 2 I 5 IGNITION COIL AND IGNITER NO 4 2C 32 EC 4 3 4 3 2 4 3 4 3 1 B Y B Y R Y G R GR R R G R G GR R G R R Y W B W B W B W B W B B W B W B W B W B W B W B B R B R B R B O B O BATTERY FL MAIN 3 0W 15A IG2 7 5A AM2 I10 IGNITION SW IG2 RELAY N 1 NOISE FILTER Ignition System To Engine Control Module 2 9 2 10 P ow er S ource Cylinder head cover LH Front left fender ...

Page 265: ...T RH F 3 FRONT FOG LIGHT LH J 7 JUNCTION CONNECTOR To Combination Meter 9 3 10 3 E 2 E 3 ENGINE CONTROL MODULE A B P o w e r S o urc e C h ar ging F o g L ig ht BATTERY FL MAIN 3 0W 120A ALT 7 5A ALT S HEAD RELAY IG1 RELAY 15A HEAD RH LWR See Headlight System 6 1 2 1 25A AM1 15A FR FOG 5A WARNING W MPX1 MPX2 E 4 C 2 J 3 JUNCTION CONNECTOR 6 A G 1 G 2 GENERATOR A B W OFF HIGH LOW ON FLASH EL HF HU ...

Page 266: ... R W 2 From Fog Light Relay 8 3 JUNCTION CONNECTOR B A J 4 J 5 H14 HEADLIGHT CONTROL ECU RH R B COMBINATION METER B A C12 C13 W B W B R B R Y R Y W L L W 5A BODY ECU IG 7 5A MPX B L R R L L R L W 8 3 10 HF H T HU CLTS CLTE CLTB PKB DRL B 6 B 7 BODY ECU A B R B G W LG R LG B P L LG R L P B 4 3 1 CLTS CLTE CLTB A14 AUTOMATIC LIGHT CONTROL SENSOR P 3 PARKING BRAKE SW J 3 JUNCTION CONNECTOR 16 W B I10...

Page 267: ... R B R Y R P ow er S ou rc e H ea d lig ht w o H ID JUNCTION CONNECTOR B A J 4 J 5 R Y R B R W 1 R W 2 From Fog Light Relay 8 3 JUNCTION CONNECTOR B A J 4 J 5 H 3 HEADLIGHT RH High R B COMBINATION METER B A C12 C13 W B W B R B R Y R Y H 1 HEADLIGHT LH High W L L W L R LG 5A BODY ECU IG 7 5A MPX B L R R L L R L W 8 3 10 HF H T HU CLTS CLTE CLTB PKB DRL B 6 B 7 BODY ECU A B R B G W LG R LG B P L LG ...

Page 268: ... 1 2 3 6 IE5 5 IG3 IE4 7 A 2 A A H12 HEADLIGHT BEAM LEVEL CONTROL ACTUATOR RH H10 HEADLIGHT BEAM LEVEL CONTROL SW 6 IG3 HEAD RELAY See Headlight System 9 1 G Y G R G Y G R W B W B LG 4 5 LG LG LG J 6 JUNCTION CONNECTOR LG R LG LG LH RH W B 1 GND B 15 IE5 2 IG5 H11 HEADLIGHT BEAM LEVEL CONTROL ACTUATOR LH W B J 3 JUNCTION CONNECTOR LG W B W B IE Cowl side panel LH R ...

Page 269: ...nt right fender B C B C A A BL Back panel center BK Back Door left 1 BA1 1 BB1 A A TAIL RELAY 5 A LG G G C15 COMBINATION SW J 3 JUNCTION CONNECTOR J 4 J 5 JUNCTION CONNECTOR A B B 6 BODY ECU A F 7 FRONT SIDE MARKER LIGHT LH F 5 FRONT PARKING LIGHT LH F 8 FRONT SIDE MARKER LIGHT RH F 6 FRONT PARKING LIGHT RH W B W B G G G W B W B W B W B W B G G G G G G G G JUNCTION CONNECTOR B A J12 J13 R 6 TAILLI...

Page 270: ...G Y I10 IGNITION SW IG1 RELAY R B R B R 6 BACK UP LIGHT LH REAR COMB LIGHT LH R 7 BACK UP LIGHT RH REAR COMB LIGHT RH J12 J13 JUNCTION CONNECTOR A B C12 REVERSE WARNING BUZZER COMB METER J14 JUNCTION CONNECTOR HORN RELAY 1 2 A J 8 JUNCTION CONNECTOR C16 HORN SW COMB SW H 6 HORN Low H 5 HORN High To Cruise Control ECU 18 4 To Skid Control ECU with Actuator 19 3 To Engine Control Module 2 10 3 8 J12...

Page 271: ...RELAY B 6 A BODY ECU LG G 1 1 2 2 C 9 CIGARETTE LIGHTER A 9 A C SW H 7 HAZARD SW O 3 A T SHIFT LEVER ILLUMINATION O D MAIN SW R 4 RADIO AND PLAYER RADIO AND PLAYER B A R 2 R 3 J 8 JUNCTION CONNECTOR COMBINATION METER ILLUMINATION B A C12 C13 J10 JUNCTION CONNECTOR 1 Separate Type Amplifier 2 Built In Type Amplifier T H EL 6 5 D D C15 COMBINATION SW 2 1 G 3 GLOVE BOX LIGHT AND SW T RV E R 5 RHEOSTA...

Page 272: ... 5A TURN I10 IGNITION SW C15 TURN SIGNAL SW COMB SW J 4 J 5 JUNCTION CONNECTOR A B F10 FRONT TURN SIGNAL LIGHT RH R 7 REAR TURN SIGNAL LIGHT RH REAR COMB LIGHT RH R 6 REAR TURN SIGNAL LIGHT LH REAR COMB LIGHT LH F 9 FRONT TURN SIGNAL LIGHT LH C12 C13 TURN SIGNAL INDICATOR LIGHT COMB METER A B TURN L TURN R 5 3 IG STP S 8 STOP LIGHT SW E 1 J 3 JUNCTION CONNECTOR C 1 H 7 HAZARD SW SLS SLS SHIFT LOCK...

Page 273: ... JUNCTION CONNECTOR 12 10 13 S B 2 1 WR C1R 1R 16 17 8 7 11 WF 6 IG4 5 IG4 9 IG4 4 IG4 10 IF1 11 IF1 5 BA2 6 BA2 1 IG4 INTERMITTENT WIPER RELAY L Y P L W L O L R L Y L Y P C14 WIPER AND WASHER SW COMB SW L L L Y L O L W 2 5 3 1 F11 FRONT WIPER MOTOR 4 5 BB2 4 BB2 P L Y 3 2 1 L Y P R12 REAR WIPER MOTOR AND RELAY 15A RR WIPER 3 IG4 BB2 3 IO 3 W B W B W B L B L L B 1 3 W 1 WASHER MOTOR L O L Y L R L ...

Page 274: ...dy ECU 1 8 W GR L R 5 3 6 7 1 7 10 9 2 8 5 8 3 4 1 5 3 5 1 3 C B W B W B W B W B G Y P W B W B W B R W P L LG B BR Y BR W W B R W W B R W P L LG B R W P L LG B R W BR Y BR W L R R L GR GR O C O R L C 8 M oon R oof 3 L R W O B J10 JUNCTION CONNECTOR R L L R C 2 1 D 4 2 HL R15 REMOTE CONTROL MIRROR SW OPERATION SW SELECT SW LEFT UP E DOWM VR HR UP LH RH RH LH RIGHT LEFT M VL RIGHT DOWN J11 JUNCTION ...

Page 275: ... 3 IG3 C17 CRUISE CONTROL CLUTCH SW S 8 STOP LIGHT SW CANCEL 12 10 7 15 8 16 B O W L R B O B Y B Y B Y B Y B W Y B G W P B Y B L W Y Y B L W R Y W B P L R W P L R W G B W R W W B W B W B W B W B L R W B 9 3 4 13 14 6 5 2 A A 4 M T M T M T J 8 JUNCTION CONNECTOR C18 CRUISE CONTROL ECU B B D PI IDL OD ECT TC STP SPD CCS MC MO L GND A T B Y A T R Y 4 2 A A From Engine Control Module 5 4 To Data Link ...

Page 276: ...B R Y B O W B L R 2 II2 IG1 WA BRL GND1 GND2 RL RL RR RR PKB A A 6 2 Instrument panel brace RH Front left fender IE3 5 16 IE3 2 IG3 9 IG3 G W W R P B W Y BR P L L P L P 2 To Data Link Connector 3 2 5 2 6 3 4 From Stop Light SW 13 3 1 1 2 A 6 ABS SPEED SENSOR FRONT LH A 7 ABS SPEED SENSOR FRONT RH TS TC D G STP FL FL FR FR 19 A COMBINATION METER B A C12 C13 ABS IF Instrument panel brace RH IM 20 II...

Page 277: ...8 A 7 A 16 A 17 A 2 C Y R Y G C 1 SFR SFR B Y R Y G B 6 SFL SFL 5 11 B 23 A 6 A 19 A 3 A 15 14 IM 7 IF 18 IH 1 6 IH 9 IM IK 4 5 IH 14 IB 12 A To Data Link Connector 3 2 5 2 6 IK 8 2F 16 II 12 IC 9 IK 11 1 5 ACC IG1 IG2 ST2 AM1 2 6 AM2 5 A To Engine Control Module 2 10 3 8 To Body ECU 1 8 D 7 DOOR SIDE AIRBAG SENSOR LH D 8 DOOR SIDE AIRBAG SENSOR RH S 9 SIDE AIRBAG SENSOR LH S10 SIDE AIRBAG SENSOR ...

Page 278: ...B 6 B Y B Y B R 8 REAR SPEAKER LH RL RL 13 IF1 IF 11 II 12 IM 10 IF 4 A 3 A 7 5A ECU ACC II 1 7 A 5 IA1 6 IA1 2 A 6 A P V V P F15 FRONT DOOR TWEETER SPEAKER LH FL FL 2 1 IF W B BR W B L Y GR L W GR IM 2 From Combination Meter 24 4 1 2 4 5 C 9 CIGARETTE LIGHTER F13 FRONT DOOR SPEAKER LH F14 FRONT DOOR SPEAKER RH R 2 R 3 RADIO AND PLAYER A B 25A AM1 IK 5 IA 1 GR B R W B W 1 1 2 2 P V LG L 2 4 C lock...

Page 279: ...1 2 A 9 A P V FL FL 1 2 F14 FRONT DOOR SPEAKER RH 1 2 IH A 11 B 14 B 13 B 6 B 5 B 4 B 12 B 1 B 6 IH1 5 IH1 8 A 1 A 12 A D D GR IF BR GR GR W B LG L W B B L Y R W G BR R GR L Y BR L Y ACC BU AMP MUTE BEEP FL FR RL RR GND E FR FR R 4 RADIO AND PLAYER J 6 JUNCTION CONNECTOR J 7 JUNCTION CONNECTOR D D B ACC AMP MUTE BEEP F L F R R L R R SGND GND3 GND 1 11 3 7 17 9 8 19 18 16 10 20 13 IF1 5 IA1 J10 JUN...

Page 280: ...ide panel RH A 7 5A DOME IC 2 II 3 I10 IGNITION SW A21 AUTO ANTENNA CONTROL RELAY C10 CLOCK 6 5 2 1 2 8 4 3 12 4 1 7 W L R GR L R B R W B R L GR R L GR R L L R W B P Y G Y B W B R L R L L W W R 5 GR GR B B R L R R L L R L R Y B P L R GR 1 2 Y G W B FL MAIN 3 0W IG1 RELAY J14 JUNCTION CONNECTOR A20 AMBIENT TEMP SENSOR J10 JUNCTION CONNECTOR J 6 JUNCTION CONNECTOR BATTERY ANT ACC IG B E ACC B SPD IG...

Page 281: ... G Y R L V 1 VEHICLE SPEED SENSOR Combination Meter A 1 13 B See Electronically Controlled Transmission and A T Indicator System 4 7 5 7 18 A 6 A 14 B 10 B 15 B See Air Conditioning System 26 4 21 A See Back Up Light System 13 2 A 17 5 A See Illumination System 14 4 EB 20 IE3 10 A W B W B Front left fender 8 B 17 B See ABS System 19 4 13 A CHG OIL P PKB SPORTS A T 1 ABS See Air Conditioning System...

Page 282: ...F 20 IM II 12 19 A W B W B Instrument panel brace RH CRUISE 16 A See Cruise Control System 2 5 18 3 TURN R TURN L TAIL HEAD BEAM MALFUNCTION SRS 3 A 7 B See Engine Control System 2 5 3 3 15 A See SRS System 20 2 9 B 4 A See Turn Signal and Hazard Warning Light System 15 2 15 3 2 A See Headlight System 9 3 10 3 B 16 14 A See SRS System 20 2 A B R L Y G C12 C13 COMBINATION METER A B 17 A 16 A L MPX1...

Page 283: ... 2 1 2 M EA EM RDEF IG GND DEF B W B L Y L Y W B B W W R W B W B W B W B W B W B R R W B B B B W B R 1 RADIATOR FAN MOTOR A 3 A C SINGLE PRESSURE SW DEF RELAY A 9 A C SW N 2 NOISE FILTER Rear Window Defogger L Y 2 2 5 1 11 4 3 8 2 1 1 1 FAN NO 1 RELAY FAN NO 2 RELAY W B W B W B 1 B 1 A R10 R11 REAR WINDOW DEFOGGER A B A 1 A C CONDENSER FAN MOTOR See Air Conditioning System 26 4 To Engine Control M...

Page 284: ... B G G W G Y B L R L R B W W B R V W B W A 9 A C SW A 8 A C EVAPORATOR TEMP SENSOR MG C RELAY HTR RELAY A 2 A C MAGNET CLUTCH AND LOCK SENSOR A 3 A C DUAL PRESSURE SW J 1 JUNCTION CONNECTOR B 5 BLOWER SW W B W B G Y E 2 E 3 ENGINE CONTROL MODULE A B C12 C13 COMBINATION METER A B B Y I10 IGNITION SW B 3 BLOWER MOTOR 1 5 6 3 2 M2 M1 B W V W 1 4 2 3 1 4 8 H2 9 10 8 3 R R W IG1 RELAY W B 1 R IG A C LA...

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