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Toyota 2001 CELICA, Wiring Diagram

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2001 CELICA (EWD432U)

102

MULTIPLEX COMMUNICATION SYSTEM

A

3

A

24

A

4

4

3

1

A

13

A

21

IL

6

9

IA2

1

IA2

5

IA2

10

IA2

6

IA2

2

M

IH2

1

IH2

5

IH2

10

IH2

6

IH2

2

M

B

B

IA1

14

IH1

14

IE

IH

A

A

A

3

4

W

−

B

W

−

B

W

−

B

W

−

B

W

−

B

W

−

B

IF

9

IL

5

IL

2

IF

8

6

7

LG

−

B

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

CLTE

CLTB

ACTD

LSWD

CLTS

CLTE

CLTB

ACT+

L2

ACT

−

Summary of Contents for 2001 CELICA

Page 1: ...nformation on the electrical system of the 2001 CELICA Applicable models ZZT 230 231 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 D 2001 CELICA Repair Manual Volume 1 Volume 2 D 2001 TOYOTA New Car Features RM818U1 RM818U2 NCF191U All information in this manual is based on the la...

Page 2: ...s closely related to the system circuit H INDEX Index of the system circuits 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 are...

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: ...IELDED 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 2001 CELICA EWD432U 4 B HOW TO USE THIS MANUAL The system shown here is an EXAMPLE ONLY It is different to the actual circuit sh...

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: ...nition 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 L...

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: ...Actuator 90980 11070 90980 11237 90980 10943 90980 11413 90980 11151 D 4 D 5 D 6 D 7 D 8 D 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...

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 YMark 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 ...

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: ...IS Acoustic Control Induction System A T Automatic Transaxle COMB Combination ECU Electronic Control Unit EFI Electronic Fuel Injection ESA Electronic Spark Advance EVAP Evaporative Emission FL Fusible Link IC Integrated Circuit J B Junction Block LH Left Hand MPX Multiplex M T Manual Transaxle O D Overdrive R B Relay Block RH Right Hand SFI Sequential Multiport Fuel Injection SRS Supplemental Res...

Page 18: ...ion but 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 em...

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: ...2001 CELICA EWD432U 20 F RELAY LOCATIONS Engine Compartment Instrument Panel ...

Page 21: ...2001 CELICA EWD432U 21 F Body ...

Page 22: ...2001 CELICA EWD432U 22 F RELAY LOCATIONS Engine Room J B Engine Compartment Left See Page 20 ...

Page 23: ...2001 CELICA EWD432U 23 F Inner Circuit See Page 28 ...

Page 24: ...2001 CELICA EWD432U 24 F RELAY LOCATIONS Instrument Panel J B Instrument Panel Brace RH See Page 21 ...

Page 25: ...2001 CELICA EWD432U 25 F Inner Circuit See Page 30 ...

Page 26: ...2001 CELICA EWD432U 26 F RELAY LOCATIONS 1 Engine Room R B No 1 Engine Compartment Left See Page 20 ...

Page 27: ...2001 CELICA EWD432U 27 F 2 Engine Room R B No 2 Engine Compartment Left See Page 20 ...

Page 28: ...2001 CELICA EWD432U 28 F RELAY LOCATIONS Engine Room J B Inner Circuit ...

Page 29: ...2001 CELICA EWD432U 29 F ...

Page 30: ...2001 CELICA EWD432U 30 F RELAY LOCATIONS Instrument Panel J B Inner Circuit ...

Page 31: ...2001 CELICA EWD432U 31 F ...

Page 32: ...ion Sensor C 5 Cruise Control Actuator E 1 Electronically Controlled 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 Marke...

Page 33: ...tor No 3 I 9 Injector 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 T 1 Throttle Position Sensor V 1 Vehicle Speed Sensor Combination Meter V 2 Vehicle Speed Sensor Electronically Controlled...

Page 34: ...t Position Sensor C 5 Cruise Control Actuator E 1 Electronically Controlled 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 E 7 Oil Pressure SW VVTL 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 Parki...

Page 35: ...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 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 T 1 Throttle Position Sensor V 1 Vehicle Speed Sensor Combination Meter V 2 Vehicle Speed Sensor Electron...

Page 36: ...sor 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 Clutch SW C...

Page 37: ...tion 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 7 Stereo Componen...

Page 38: ... 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 14 Junction Conn...

Page 39: ...er 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 Solenoid RH V 6 Vapor ...

Page 40: ...2001 CELICA EWD432U 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: ... 12 14 5 13 2 3 5 8 9 10 11 13 4 12 1 7 6 14 2 7 6 5 4 3 1 2 1 3 4 5 6 7 1 1 EB1 GRAY EA1 EA2 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 EB1 Engine No 4 Wire and Engine Wire Under the Intake Manifold ...

Page 42: ...2001 CELICA EWD432U 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: ... 12 14 5 13 2 3 5 8 9 10 11 13 4 12 1 7 6 14 2 7 6 5 4 3 1 2 1 3 4 5 6 7 1 1 EB1 GRAY EA1 EA2 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 EB1 Engine No 4 Wire and Engine Wire Under the Intake Manifold ...

Page 44: ...2001 CELICA EWD432U 44 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points ...

Page 45: ...nd Instrument Panel Wire Left Kick Panel IA2 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 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE2 IE3 IE4 IE5 ...

Page 46: ...2001 CELICA EWD432U 46 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Splice Points ...

Page 47: ... 10 11 12 14 5 13 2 3 5 8 9 10 11 13 4 12 1 7 6 14 1 2 3 4 5 6 7 8 9 10 11 11 4 3 2 1 5 6 7 8 9 10 1 2 1 2 1 2 3 4 5 6 7 8 1 2 3 8 7 6 5 4 IF1 IG1 YELLOW IH1 BLUE IH3 YELLOW II1 BLACK IF2 IG2 IG3 IH2 Code Joining Wire Harness and Wire Harness Connector Location IF1 Floor Wire and Instrument panel Wire Instrument Panel Brace LH IF2 IG1 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Pane...

Page 48: ...2001 CELICA EWD432U 48 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points Location of Splice Points ...

Page 49: ...6 7 8 9 10 11 12 2 7 6 5 4 3 1 2 1 3 4 5 6 7 1 2 3 4 5 6 7 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 BB1 Back Door No 2 Wire and Back Door No 1 Wire Back Door Upper Left BB2 ...

Page 50: ... 5A AM2 25A DCC 7 5A EFI NO 2 7 5A DRL NO 1 25A ABS NO 2 15A S 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 15A EFI B W W B HEAD RELAY EFI RELAY ST RELAY B B B 2 1 6 1 3 2 5 2H 1 2H 5 2 2 2 2 DRL NO 2 DIMMER RELAY L L L W ...

Page 51: ...Y 7 5A SRS 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 ...

Page 52: ...Engine Room R B No 1 Engine Compartment Left 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 IC II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IK 2A 23 Engine Wire and Engine Room ...

Page 53: ...2001 CELICA EWD432U 55 MEMO ...

Page 54: ...B 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 55: ... 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 56: ... I10 37 35 2ZZ GE I2 33 1ZZ FE J2 33 1ZZ FE S2 B 33 1ZZ FE 35 2ZZ GE 35 2ZZ GE 35 2ZZ GE I3 33 1ZZ FE J3 37 35 2ZZ GE N1 33 1ZZ FE RELAY BLOCKS Code See Page Relay Blocks Relay Block 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 ...

Page 57: ...EWD432U 59 GROUND POINTS Code See Page Ground Points Location EB 40 1ZZ FE Front Left Fender 42 2ZZ GE EC 40 1ZZ FE Cylinder Head Cover LH 42 2ZZ GE EM 40 1ZZ FE Front Left Fender 42 2ZZ GE IE 44 Cowl Side Panel LH ...

Page 58: ...EM SEE PAGE 52 IB 13 L IG S B IC REGULATOR B 1 B 2 B 3 A 1 IM 11 EA1 6 IE4 7 IE5 5 B 10 A 6 A 22 A 12 B 18 C 10 LG R LG R LG R LG R GENERATOR B G 1 G 2 A R Y R Y R Y W W W W Y R Y ENGINE CONTROL MODULE B E 2 A E 3 E 4 C MPX1 MPX2 RL 1 2 6 A A 19 II 12 IM 20 IF W B W B W B A C13 C12 B COMBINATION METER CIG 5A WARNING ...

Page 59: ...SS 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 II 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IM 2A 23 Engine Wire and Engine Room J B Engine Compartment Left 2C CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page Joining Wire Harness and Wire Harn...

Page 60: ... 1 2F 11 2F 10 BJ A 5 4 II1 7 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 FL...

Page 61: ...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 62: ...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 VALVE ...

Page 63: ...OR G 2 OIL PRESSURE SW O 2 POWER STEERING OIL PRESSURE SW P 2 C 21 1 2 1 2 C 6 D 23 D 24 C 7 B 8 23 CAMSHAFT TIMING OIL CONTROL VALVE VVL C 2 CAMSHAFT TIMING OIL CONTROL VALVE VVT C 3 CENTER AIRBAG SENSOR ASSEMBLY C 6 L B G R Y Y B P GR L W L B G O W P IB 14 IH 5 P L B G R 2 2 1 E2 VC VTA MASS AIR FLOW METER M 1 THROTTLE POSITION SENSOR T 1 VAPOR PRESSURE SENSOR V 6 2 1 2 ENGINE COOLANT TEMP SENSO...

Page 64: ...B W W B ENGINE CONTROL MODULE B E 2 E 3 A A 10 B 1 IE3 6 IE3 7 13 14 EB B 12 1 2 2 1 1 C 24 C 16 C 15 D 27 E 2 A 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 3 3 3 BR BR L G W 3 3 Y R Y R 3 Y G W B STP HT1A OX1A HT1B OX1B IDLO OD1 EC NE NE G2 KNK1 E1 C E 4 D E 5 3 ...

Page 65: ... EA2 6 EA2 4 2 3 SE SI IG IE A 13 7 5 16 4 W B BR BR 3 P BR W W R R B LG R LG R R B LG R LG R 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 3 R L R L G Y LG R L LG B LG LG B LG 1 VEHICLE SPEED SENSOR V 1 TACH SPD W MPX1 MPX2 E02 E03 E01 TC SIL 3 SHIELDED BR 6 C R L Y G 1 B...

Page 66: ...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 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 SP...

Page 67: ...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 68: ...rake pedal depress RSO E1 9 0 14 0 volts Ignition SW at ON position IGT1 IGT2 IGT3 IGT4 E1 0 8 1 2 volts Engine cranking or idling 10 20 30 40 E01 E02 9 0 14 0 volts Ignition SW at ON position RESISTANCE OF ECU WIRING CONNECTORS Disconnect wiring connector VTA E2 3 3 10 0 kΩ Throttle valve fully open 0 2 0 8 kΩ Throttle valve fully closed VC E2 3 0 7 0 kΩ THA E2 2 0 3 0 kΩ Intake air temp 20 C 68 ...

Page 69: ...Z FE 35 2ZZ GE V3 33 1ZZ FE 34 2ZZ GE I9 33 1ZZ FE 35 2ZZ GE E5 D 32 1ZZ FE 35 2ZZ GE V4 33 1ZZ FE 34 2ZZ GE I10 37 35 2ZZ GE E6 32 1ZZ FE J1 33 1ZZ FE V5 33 1ZZ FE 34 2ZZ GE 35 2ZZ GE 35 2ZZ GE E7 34 2ZZ GE J2 33 1ZZ FE V6 39 F17 38 35 2ZZ GE V7 39 G2 32 1ZZ FE J3 37 RELAY BLOCKS Code See Page Relay Blocks Relay Block Location 1 26 Engine Room R B No 1 Engine Compartment Left JUNCTION BLOCK AND W...

Page 70: ...nforcement LH IE1 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE3 IE4 IE5 II1 46 Engine Room Main Wire and Floor Wire Instrument Panel Brace LH GROUND POINTS Code See Page Ground Points Location EB 40 1ZZ FE Front Left Fender 42 2ZZ GE EC 40 1ZZ FE Cylinder Head Cover LH 42 2ZZ GE ED 40 1ZZ FE 42 2ZZ GE EM 40 1ZZ FE Front Left Fender 42 2ZZ GE IE 44 Cowl Side Panel...

Page 71: ...2001 CELICA EWD432U 73 MEMO ...

Page 72: ...1 2 B E A D IE4 8 2D 5 EB IG EM EA 2 1 IE4 3 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 R R B R Y R B W L L L W B R Y W B 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...

Page 73: ...1 CLTS CLTE CLTB II1 2 W B 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 A AUTOMATIC LIGHT CONTROL SENSOR A14 HRLY B IG LG R LG R LG R LG R RL MPX2 MPX1 E 3 A E 2 B ENGINE CONTROL MODULE E 4 C IE4 7 IE5 5 B 10 A 6 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 ...

Page 74: ...See Page Code See Page A14 36 E3 B 34 2ZZ GE H3 32 1ZZ FE B6 A 36 E4 C 32 1ZZ FE 34 2ZZ GE B7 B 36 34 2ZZ GE H4 32 1ZZ FE C12 A 36 G2 32 1ZZ FE 34 2ZZ GE C13 B 36 34 2ZZ GE J3 37 C15 36 H1 32 1ZZ FE J4 A 37 E2 A 32 1ZZ FE 34 2ZZ GE J5 B 37 34 2ZZ GE H2 32 1ZZ FE P3 37 E3 B 32 1ZZ FE 34 2ZZ GE RELAY BLOCKS Code See Page Relay Blocks Relay Block Location 2 27 Engine Room R B No 2 Engine Compartment ...

Page 75: ...2 2ZZ GE EB 40 1ZZ FE Front Left Fender 42 2ZZ GE EM 40 1ZZ FE 42 2ZZ GE IE 44 Cowl Side Panel LH IF 44 Instrument Panel Brace RH IG 44 Cowl Side Panel RH IH 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 42 2ZZ GE ...

Page 76: ...4 5 IG2 5 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 77: ...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 Instrument Panel Brace LH IG2 46 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Panel ...

Page 78: ...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 79: ... 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 80: ... 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 No 2 Wir...

Page 81: ...2001 CELICA EWD432U 83 MEMO ...

Page 82: ...SW 7 5A PANEL 1 7 5A PANEL 2 9 8 1 3 1 3 4 7 IF IM 10 II 12 A 5 IE A 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 ...

Page 83: ...TAT R 5 COMBINATION 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 G T RV E A 10 B 5 RADIO AND PLAYER B R 2 A R 3 C C 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 C IH JUNCTION CONNECTOR J10 A GLOVE BOX LIGHT AND SW G 3 W B G 2 1 ...

Page 84: ...Block and Wire Harness Connector Location IA 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IE 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH IF II 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 Com...

Page 85: ...2001 CELICA EWD432U 87 MEMO ...

Page 86: ...T L 3 PERSONAL 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 LG R LG R LG R LG R MPX2 MPX1 IE4 7 IE5 5 B 10 A 6 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 5 IH2 5 3 4 4 3 IE IH A A IA1 12 IH1 12 B B DOOR LOCK DETECTION SW LH D 5 DOOR LOCK DETECTION SW RH D 6 JUNCTION CON...

Page 87: ...34 2ZZ GE L4 38 D4 38 J3 37 M3 A 39 D5 38 J10 37 P6 B 39 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 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 ...

Page 88: ...4 A B B B B B 2F 24 IE5 7 IM 20 II 12 IF BL II1 8 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 W B W B 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 19 21 REVERSE WARNING BUZZER LIGHT COMB METER C12 BUZZER ...

Page 89: ...in 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 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 IE5 44...

Page 90: ... 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 91: ...re 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 Loc...

Page 92: ... 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 93: ...ion IC 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IE 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH II 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 ...

Page 94: ...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 95: ...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 96: ...LTIPLEX COMMUNICATION SYSTEM COMMUNICATION BUS B 1 B 3 B 10 A 6 IE5 5 IE4 7 A 12 B 18 L TX MPX1 MPX2 MPX MPX L MPX1 Y G R L LG R LG R LG R LG R BODY ECU B 6 COMBINATION METER B C12 C13 A ENGINE CONTROL MODULE B E 2 E 3 A 17 16 ...

Page 97: ...D432U 99 MULTIPLEX COMMUNICATION SYSTEM INCLUDES FOLLOWING SYSTEMS DOOR LOCK CONTROL HEADLIGHT INTERIOR LIGHT KEY REMINDER AND SEAT BELT WARNING LIGHT REMINDER BUZZER MOON ROOF POWER WINDOW WIRELESS DOOR LOCK CONTROL ...

Page 98: ...30A DEF 7 5A MPX B 5A BODY ECU IG 20A DOOR 7 5A ECU ACC 2 1 2H 1 5 2 3 1 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 II1 2 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 L B 5 R RDEF A C SW A 9 L W 2 5 2 6 2 2 1 C 1 B C D 120A ALT ...

Page 99: ... FLASH LIGHT CONTROL 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 ACC B IG B DEFB DEF TRLY HRLY ...

Page 100: ... 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 101: ...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 102: ... 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 103: ... 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 1 2 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 1 W MOON ROOF 2 W O MOON ROOF R W B R W B PERSONAL LIGHT MOON ROOF CONTROL SW M 3 A PERSONAL ...

Page 104: ...TROL RELAY AND 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 LG R LG R LG R LG R MPX2 MPX1 IE4 7 IE5 5 B 10 A 6 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...

Page 105: ...FL P W IO 8 2 3 1 5 2D 2 IE5 8 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 106: ...10 37 P8 39 C13 B 36 J11 38 T3 39 C15 36 J12 A 38 T4 39 D2 38 J13 B 38 U1 37 D3 38 J14 38 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 Wire Harness Connector Location IA 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH IB IF 25 Inst...

Page 107: ...ce LH IE5 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 II1 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 and Back Door No 1 Wire Back Door Upper Left GROUND POINTS Code See Page Ground Points Loca...

Page 108: ... 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 109: ...RCE SYSTEM SEE PAGE 52 2 3 1 5 A 2D 2 IH UL IE5 8 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 4 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 A 6 MPX1 B 10 ...

Page 110: ...ION 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 ma...

Page 111: ...E 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 IA2 IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE5 IH1 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel IH2 BA1 48 Back Door No 1 Wire and Floor Wire Quarter Panel LH BB1 48 Back Door No 2 Wire and...

Page 112: ...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 113: ...OOR LOCK MOTOR 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 A 6 MPX1 B 10 7 IE4 5 IE5 MPX1 LG R LG R ENGINE CONTROL MODULE B E 2 E 3 A COMBINATION METER B C12 A C13 B 1 B 3 A 17 L A 1...

Page 114: ...ody 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 lock ope...

Page 115: ...oining Wire Harness and Wire Harness Connector Location IA1 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IA2 IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE5 IH1 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel IH2 BA1 48 Back Door No 1 Wire and Floor Wire Quarter Panel LH BB1 48 Back Door No 2 Wire and Back Door No 1 Wire Back...

Page 116: ... PCTY P W 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 6 A 10 B 5 IE5 7 IE4 MPX1 MPX2 LG R LG R LG R LG R 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 ...

Page 117: ...GE 52 IO 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 ...

Page 118: ... 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 wind...

Page 119: ...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 IE4 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE5 IF1 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IH2 46 Front Door RH Wire and Instrument Panel Wire Right Kick Panel GROUND ...

Page 120: ...IH BI IB1 2 IB1 7 A A A A P G Y W B W B W B W B W B W B W B W B 9 10 7 1 6 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 R...

Page 121: ... or DOWN position M3 MOON ROOF CONTROL SW 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 M2 39 B7 B 36 J9 37 M3 39 D3 38 J10 37 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Locati...

Page 122: ...ION REDUCER SOLENOID 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 LG R 18 B 12 A MPX MPX LG R 7 IE4 5 IE5 LG R LG R MPX1 MPX2 6 A 10 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 ...

Page 123: ...FE T3 39 B9 36 34 2ZZ GE T4 39 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 Locat...

Page 124: ... A 16 A 17 II 12 IF W B W B BODY ECU B B 6 B 7 A IM 10 GR GR 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 ...

Page 125: ...9 7 5A DOME IM 17 R Y L W W B GR PASSENGER SEAT BELT WARNING CLOCK C10 1 4 5 GR A B 6 2 W B ACC B EARTH LG R 18 B 12 A LG R 7 IE4 5 IE5 LG R LG R MPX1 MPX2 6 A 10 B BUZZER B 1 A 22 B 2 A 7 IH BR BR PBEW 2 ENGINE CONTROL MODULE B E 2 A E 3 Y G R L COMBINATION METER B C12 A C13 FASTEN BELT P ...

Page 126: ...ock warning SW is input to TERMINAL KSW of 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 Clo...

Page 127: ...ssembly 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 D 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 p...

Page 128: ...2 A 19 A 3 A 6 2 1 1 2 SPIRAL CABLE A 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 8 18 SIL TC A B SRS WARNING LIGHT COMB METER C12 ENGINE CONTROL MODULE E 3 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 P Y B Y Y R Y G ...

Page 129: ...SR SR DOOR 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 ...

Page 130: ...bag sensor assembly is on and the front airbag sensor 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...

Page 131: ...2001 CELICA EWD432U 133 MEMO ...

Page 132: ... 12 A 11 A 6 A 5 M B 1 B 2 EB B R B W W R R Y GR R GR GR R GR R W 2 R MR SR SFLH SFLR SRRH SRRR SFRH SFRR SFLH SRLR MT GND1 GND2 LG R R W Y G Y R LG LG B GR L B R LG B W B W B LG LG B GR L B R W B W BM GND BS SFLH SFLR SRRH SRRR SFRH SFRR SRLH SRLR MT JUNCTION CONNECTOR J10 W R W B 5A ABS IG IG 3 10A STOP IK 2 1 2 B 13 B 5 IG 1 IK 9 B Y G W G W G B IG1 STP ABS ECU B A10 A11 A ABS ACTUATOR B A 4 A ...

Page 133: ...BS ECU B A10 A11 A 1 2 2 1 2 1 2 1 A 8 A 2 A 3 A 9 B 22 B 9 B 10 B 23 IF2 9 IF2 2 IF2 8 IF2 1 IG2 6 IG2 1 IE5 15 IE5 6 IF2 5 B 6 1 Y BR P L R G P L P L R G W B R B R B W B FL FL FR FR RL RL RR RR RKB ABS SPEED SENSOR FRONT LH A 6 ABS SPEED SENSOR FRONT RH A 7 ABS SPEED SENSOR REAR LH A15 ABS SPEED SENSOR REAR RH A16 TS TC SIL B C13 5A WARNING IM 11 R Y 6 A A 22 A 19 PARKING BRAKE SW P 3 IF II 12 I...

Page 134: ...maintain vehicle stability and to improve steerability during sudden braking A10 A A11 B ABS ECU Connect the ECU connector B 21 GROUND Approx 12 volts with the ignition SW at ON position B 8 GROUND Approx 12 volts with the ignition SW at ON position A 5 GROUND Approx 12 volts with the ignition SW at ON position and the ABS warning light goes off A 6 GROUND Approx 12 volts with the ignition SW at O...

Page 135: ... 2G 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 Instrument Panel Brace LH IF2 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH IG2 46 Engine Room No 2 Wire and Instrument Panel Wire Right Kick Panel GROUND POINTS Code See Page Ground Points Location EB ...

Page 136: ...B W W B W B CRUISE CONTROL CLUTCH SW C17 JUNCTION CONNECTOR J 8 B W 2 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 13 IE5 14 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 ME...

Page 137: ...R L R W R W R L IK 9 IF 14 2 G W 9 13 14 6 5 13 B O B W 1 B W 2 B O A T B W 1 B O A T B W 2 L W 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 12 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 ...

Page 138: ...e the RESUME ACCEL switch is operated 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 lamp SW is ON Brake pedal is depressed 2 Park Neutral Position SW D circuit is turned from ON to OFF 3 The CANCEL SW o...

Page 139: ... 2ZZ GE E2 A 32 1ZZ FE J8 37 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 IF 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH II IK IM 2C 23 Engine Wire and Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Eng...

Page 140: ...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 P B 2 G W 2 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 P B 2 BATT STP NT NT NC 2 NC 2 B MREL EVG THA VG VC VTA THW E2 C E 4 D E 5 1 2 1 1 1 2 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 ...

Page 141: ... 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 1 THO 2 SLT SLT SL1 SL1 S1 1 SL2 2 SL2 ST SL DSL S2 1 S4 2 E2 6 BR C 13 D 6 D 5 D 7 D 9 D 8 D 20 D 29 D 19 D 20 1 2 7 5 10 9 2 3 8 GR L Y R Y G G 2 V 2 BR Y O 2 BR W 1 G W 1 P L 2 B B D 29 1 2 4 3 8 2 1 10 1 2 ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID E 1 THO SLT SLT SL1 2 SL1 2 S1 1 SL2 2 SL2 2 S...

Page 142: ... B SFTU 2 SFTD 2 MPX1 MPX2 SPD ODMS EC E1 E02 E03 E01 IND SAT E E 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 5 LEFT DOWN LEFT UP RIGHT UP 3 RIGHT DOWN TRANSMISSION SHIFT SW COMB SW 6 C16 SFTU ECC W B A A A IH W B SFTD JUNCTION CONNECTOR J 9 JUNCTION CONNECTOR J10 E E SG4 B 4 2 2 W R BODY ECU B B 6 B ...

Page 143: ...9 A 12 B 18 A 22 LCD DISPLAY 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 7 B 13 A 19 Y G R L IH IM 12 IB 12 BR Y W B BR Y BR BR BR Y W B R Y 2 2ZZ GE COMBINATION METER B C12 C13 A ...

Page 144: ... CONTROLLED TRANSMISSION SOLENOID 2 8 5 1 5 5 Ω 3 9 3 5 3 9 Ω 4 10 5 1 5 5 Ω 5 6 11 12 GROUND 11 15 Ω V2 VEHICLE SPEED SENSOR ELECTRONICALLY CONTROLLED TRANSMISSION 1 2 560 680 Ω O1 O D DIRECT CLUTCH SPEED SENSOR 1 2 560 680 Ω E3 B E5 D ENGINE CONTROL MODULE BATT E1 Always 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 posi...

Page 145: ...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 42 2ZZ GE IE3 44 Engine Room Main Wire and Instrument Panel Wire Instrument Panel Brace LH IE4 IE5 IF2 46 Floor Wire and Instrument Panel Wire Instrument Panel Brace LH II1 46 Engine Room Main Wire and Floor Wire Instrument Panel Brace LH GROUND POINTS Code See Page Ground...

Page 146: ...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 147: ...N Code See Page Code See Page Code See 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 IN 25 Floor Wire and Instrument Panel J B Instrument Panel Brace RH GROUND POINTS Code See Page Ground Points Location IF 44 Instrument Panel Brace RH SERV...

Page 148: ...URCE SYSTEM SEE PAGE 52 3 2 5 1 2F 21 2D 2 1 1 1 IE5 8 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 149: ...UNCTION BLOCK AND WIRE HARNESS CONNECTOR 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 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 Instrument Panel Brace LH SERVICE HINTS ...

Page 150: ...GHTER AND CLOCK 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 ...

Page 151: ...W at ACC or ON position Power for indication 1 GROUND Always continuity PARTS LOCATION Code See Page Code See Page Code See Page C9 36 C10 36 C13 36 JUNCTION BLOCK AND WIRE HARNESS CONNECTOR Code See Page Junction Block and Wire Harness Connector Location IF 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH II IM GROUND POINTS Code See Page Ground Points Location IF 44 In...

Page 152: ...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 153: ...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 154: ... 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 155: ...2001 CELICA EWD432U 157 25A WIPER II 7 15A WASHER FROM POWER SOURCE SYSTEM SEE PAGE 52 IE 10 II 8 IG2 10 IG2 4 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 ...

Page 156: ... wiper mist SW to TERMINAL 2 to GROUND and 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 CONTINUITY 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...

Page 157: ...2001 CELICA EWD432U 159 GROUND POINTS Code See Page Ground Points Location IE 44 Cowl Side Panel LH IG 44 Cowl Side Panel RH ...

Page 158: ...ON WASHER2 IE A IF1 11 IF1 10 IG2 7 BA2 6 BB2 4 BA2 5 BB2 5 BA2 4 BB2 3 IG2 10 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 159: ...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 160: ...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 BA1 7 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 ...

Page 161: ...loor 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 Wire Quarter Panel LH BB1 48 Back Doo...

Page 162: ... 2 1 B A IA1 6 IA1 5 FRONT DOOR TWEETER SPEAKER LH F15 W B P V P P V V V P R L R B IA2 3 IA2 4 3 1 2 4 WOOFER SPEAKER LH W 2 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 POWER 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 WL WL R L R B D 2 SQ SQ WF WF ...

Page 163: ...RH F16 LG L LG LG L L L LG L W G IH2 3 IH2 4 3 1 2 4 WOOFER SPEAKER RH W 3 FR FR WR WR L W G IF B 8 B 9 B 17 B 18 9 8 19 18 W R Y L SHIELDED 10 20 B 5 16 B IF1 12 IF1 13 A 3 A 10 B Y B Y REAR SPEAKER LH R 8 IF1 4 5 IF1 A 5 A 14 R W R W REAR SPEAKER RH R 9 BR F L F R R L R R SGND SGD3 FL FR RL RR GND S RL RL RR RR GND 1 1 2 2 BR SQ SQ WF WF ...

Page 164: ...TOR Code See Page Junction 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 IA2 IF1 46 Floor Wire and Instrument Panel Wire Instrument Panel ...

Page 165: ...2001 CELICA EWD432U 167 MEMO ...

Page 166: ... 6 B 1 B 3 IF IA1 6 IA1 5 IF1 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 ...

Page 167: ...unction 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 IH1 46 Front D...

Page 168: ...METER B 6 A 12 B 18 B 12 W G FROM ILLUMINATIONS IE5 5 IE4 7 B 10 A 6 IM 4 IB 11 BR W BR W C 21 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 LG R LG R LG R GR Y B MPX1 MPX2 OSW MOPS FROM ENGINE CONTROL MODULE 2ZZ GE ENGINE CONTROL MODULE B E 2 E 3 A E...

Page 169: ...RCE SYSTEM SEE PAGE 52 A B 6 1 5A WARNING 7 5A ECU B B 2 TO PASSENGER SEAT BELT WARNING LIGHT CLOCK P A 9 IM 5 W R TO CRUISE CONTROL ECU IF 10 W R A 13 FROM HEATER RELAY V W 5 A A 17 R B R TO RHEOSTAT FROM ABS ECU GR V B 17 B 8 ABS CHG OIL P PKB SPORTS A T1 SPORTS A T2 SPORTS A T3 SPORTS A T4 C13 COMBINATION METER B C12 A ...

Page 170: ...OIL TEMP DOOR FASTEN BELT FUEL WARNING CRUISE TURN R TURN L BEAM R W 1 R W 2 IF A 19 IM 20 II 12 W B W B TO ENGINE CONTROL MODULE R B 7 B A 15 B Y TO CENTER AIRBAG SENSOR ASSEMBLY B 9 A 4 FROM HAZARD SW TURN SW COMB SW A 14 G Y G B FROM IGNITION SW L TO CRUISE CONTROL ECU Y B 16 A TAIL CHECK ENGINE SRS HEAD COMBINATION METER B C12 C13 A ...

Page 171: ...R Y G R Y R R W L W L L Y R W B BUCKLE SW LH B 8 BUCKLE SW RH B 9 DOOR COURTESY 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 2 1 W FRONT FOG LIGHT 2 W O FRONT FOG LIGHT 10A 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...

Page 172: ...D 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 IF 25 Instrument Panel Wire and Instrument Panel J B Instrument Panel Brace RH II 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 CONNECTOR...

Page 173: ...2001 CELICA EWD432U 175 MEMO ...

Page 174: ... 1 2 3 1 5 2H 2 2H 8 2F 28 2F 2 2G 4 2H 7 2 3 1 5 4 2G 3 1 2 EM 2F 1 IE5 10 IG2 13 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 ENGINE CONTROL MODULE E 3 W B W B L Y L W W R B W W B W B W B 4 3 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 ...

Page 175: ...ee Page Junction Block and Wire Harness Connector Location IC 25 Engine Room Main Wire and Instrument Panel J B Instrument Panel Brace RH 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left 2G 2H 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 Instrument...

Page 176: ...Y BLOWER MOTOR B 3 B W Y B V W W B MG C RELAY HEATER 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 B E 2 E 3 A 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 ACMG LO HI M2 M1 I 2 LO GND JUNCTION CONNECTOR J 2 B 10 A 6 IE4 7 IE5 5 LG R LG R A C DUAL PRESSURE SW A...

Page 177: ... W ID1 16 G Y G Y 1 2 IP 18 A 13 V W W B W B LG R 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 LG R LG R BR BR ...

Page 178: ...ess than 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 operat...

Page 179: ...SS AND WIRE HARNESS Code See Page 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 42 2ZZ GE 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 IG2 46 Engine Room No 2 Wire and Instrument Panel Wire Ri...

Page 180: ...HIFT LOCK CONTROL ECU POWER WINDOW MASTER SW CENTER AIRBAG SENSOR ASSEMBLY CLOCK CIGARETTE LIGHTER COMBINATION METER RADIO AND PLAYER RADIO AND PLAYER E1 E2 E E1 E2 E2 IG3 12 IB1 7 IB1 2 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 W B 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...

Page 181: ...LINK CONNECTOR 3 HIGH BEAM INDICATOR LIGHT COMB METER POWER WINDOW LOCK SW EL RHEOSTAT ENGINE CONTROL MODULE COMBINATION METER HEADLIGHT LH LOW ABS ACTUATOR S E EC VR E 1 E 1 L S 2 2 2 2 1 IE5 16 I 1 2H 7 2G 4 COMBINATION SW 1 EA1 14 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 W B W B BR W B B W B W W B W B W B W B W B W B W B BR W B W B W B W B...

Page 182: ...RH HEADLIGHT RH LOW FRONT WIPER MOTOR IGNITION COIL AND IGNITER NO 2 E1 E01 E02 E03 EA1 1 FRONT PARKING LIGHT RH FRONT SIDE MARKER LIGHT RH I 4 I 4 I 4 I 4 IG EA ED EC 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 W B BR W B 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 W B A A JUNCTION CONNECTOR J 2 BR BR W B W B HEATED OXYGEN SENSOR BAN...

Page 183: ... FUEL PUMP REAR WINDOW 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 ...

Page 184: ... Engine Room J B Engine Compartment Left 2F 23 Engine Room Main Wire and Engine Room J B Engine Compartment Left 2G 2H CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS Code See Page 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 42 2ZZ GE IA1 44 Front Door LH Wire and Instrument Panel Wire Left Kick Panel I...

Page 185: ...ZZ GE EM 40 1ZZ FE Front Left Fender 42 2ZZ GE IE 44 Cowl Side Panel LH IF 44 Instrument Panel Brace RH IG 44 Cowl Side Panel RH IH BI 48 Roof Left BJ 48 Luggage Room Left BK 48 Back Dooe 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 Room Main Wire I1 46 Engine Room Main Wire 42 2ZZ GE I4 4...

Page 186: ...2001 CELICA EWD432U 188 J POWER SOURCE Current Flow Chart ...

Page 187: ...2001 CELICA EWD432U 189 J ...

Page 188: ... Fog Light Headlight 170 78 74 10A HORN Horn Multiplex Communication System Wireless Door Lock Control 150 100 110 15A EFI Electronically Controlled Transmission and A T Indicator Engine Control 142 62 15A IG2 Engine Control Starting and Ignition 62 56 25A ABS NO 2 ABS 134 30A CDS Radiator Fan and Condenser Fan 176 30A RDI Radiator Fan and Condenser Fan 176 40A ABS NO 1 ABS 134 40A MAIN Engine Con...

Page 189: ...ogger 100 118 162 5A ECU IG Cruise Control 138 5A FAN RLY Radiator Fan and Condenser Fan 176 5A TENS RDC Electric Tension Reducer Moon Roof Multiplex Communication System Shift Lock 124 122 100 148 5A WARNING ABS Air Conditioning Charging Combination Meter Cruise Control Electronically Controlled Transmission and A T Indicator Engine Control Key Reminder and Seat Belt Warning Multiplex Communicati...

Page 190: ...zzer Moon Roof Multiplex Communication System Power Window Wireless Door Lock Control 114 124 74 88 126 96 122 100 118 110 7 5A OBD Engine Control 62 7 5A PANEL 1 Illumination 84 7 5A PANEL 2 Combination Meter Illumination 170 84 7 5A SRS IG SRS 129 7 5A TURN Turn Signal and Hazard Warning Light 94 10A HTR Air Conditioning Rear Window Defogger 178 162 10A STOP ABS Cruise Control Electronically Con...

Page 191: ...m Power Window Wireless Door Lock Control 114 124 88 126 96 122 100 118 110 20A FL P W Multiplex Communication System Power Window 100 118 20A FR P W Multiplex Communication System Power Window 100 118 25A WIPER Front Wiper and Washer 156 30A DEF Multiplex Communication System Rear Window Defogger 100 162 Engine Room R B No 2 See Page 27 Fuse System Page 10A HEAD LH UPR Headlight 74 10A HEAD RH UP...

Page 192: ...4 1 2 1 2 1 2 1 2 1 2 1 2 3 4 1 2 3 4 5 6 7 8 2 1 3 4 5 6 7 8 9 101112 13 14 15 16171819 2021222324 25 11 22 21 10 9 20 19 8 7 18 17 6 5 16 15 4 3 14 13 1 2 12 2 3 4 1 2 3 4 1 2 3 4 1 1 2 1 2 1 2 1 2 1 2 3 4 BLACK GRAY GRAY GRAY BLACK BLACK GRAY YELLOW YELLOW BLACK GRAY GRAY BLACK BLACK BLACK A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 BLACK BLACK BLACK BL...

Page 193: ...5 4 3 14 13 1 2 12 9 18 8 17 16 7 6 15 14 5 4 13 12 3 2 11 1 10 1 2 3 4 5 6 7 8 9 10 11 12 131415 16 17 18 1 2 4 7 8 9 10 1112131415 16 17 5 6 3 1 2 3 4 5 6 1 2 1 2 3 4 5 6 7 8 9 10111213141516 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 5 4 3 2 1 1 1 1 2 3 4 5 6 1 2 3 4 5 6 1 2 1 2 YELLOW YELLOW YELLOW BLUE BLACK BLACK C6 C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 D1 D2 D3 D4 BLACK BLACK YELLOW YELL...

Page 194: ... 18 27 1 16 14 13 12 11 8 24 22 20 17 2 10 9 19 18 21 15 23 3 4 5 6 7 21 17 16 15 14 10 31 27 26 22 13 11 25 23 18 28 19 29 20 30 12 24 1 2 3 4 5 6 7 8 9 2 1 1 2 1 2 1 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 3 4 5 3 5 1 2 1 2 1 2 1 2 1 2 GRAY BLACK GRAY GRAY YELLOW YELLOW BLACK BLACK GRAY GRAY E1 E2 E3 E4 E5 E6 E7 F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 BLACK F11 F12 F13 F14 F15 F16 BLACK ...

Page 195: ... 1 2 1 2 1 2 1 2 1 2 4 5 3 6 A A A A A A A A A A A A A B B C C A A B C C C C C A A A A A A A A A A B B C C D D D E E E A A B B C C D D D E E E BLACK BLACK BLACK BLACK BLACK BLACK BLACK GRAY GRAY BLACK BLACK BLACK BLACK BLACK GRAY GRAY BLACK BLUE F17 G1 G2 G3 H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 I1 I2 I3 I4 I5 I6 I7 I8 I9 I10 J1 BLACK BLACK J2 J3 J4 J5 ...

Page 196: ...D D A A D A A A A A A A A A A A A A A A A A A A A A A A B C C A A B B B B C C A A B B C C D D E E F F A A B B C C D D E E F F A A A A A A A A 1 2 1 2 1 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 1 1 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 BLUE BLACK GRAY BLACK BLACK BLACK J6 J7 J8 J9 J10 J11 J12 J13 J14 K1 L1 L2 L3 L4 M1 M2 M3 N1 BLACK GRAY GRAY BLACK BLACK BLUE N2 O1 O2 O3 P1 P2 ...

Page 197: ...2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 1 1 5 4 3 2 1 1 2 1 2 2 1 3 4 5 6 7 8 9 10 1112131415 16 9 18 8 17 16 7 6 15 14 5 4 13 12 3 2 11 1 10 1 3 2 4 1 2 3 4 1 2 3 4 1 2 3 2 3 1 1 2 1 2 YELLOW YELLOW GRAY BLUE BLUE BLACK BLACK BLACK P7 P8 P9 P10 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 BLACK YELLOW YELLOW R15 S1 S2 S3 S4 S5 S6 S7 S8 YELLOW YELLOW BLACK S9 S10 T1 T2 T3 T4 ...

Page 198: ...2001 CELICA EWD432U 200 K CONNECTOR LIST 1 2 1 2 3 1 2 1 2 1 2 1 2 1 2 3 1 2 1 2 3 2 3 4 1 2 3 4 1 BLACK BLACK BLUE BLACK BLACK BLACK BLUE BLACK U1 V1 V2 V3 V4 V5 V6 V7 W1 W2 W3 ...

Page 199: ...2001 CELICA EWD432U 201 MEMO ...

Page 200: ...94 C15 Combination SW 90980 1 1672 C16 Combination SW 90980 1 1986 C17 Cruise Control Clutch SW 90980 10906 C18 Cruise Control ECU 90980 1 1391 D 1 Data Link Connector 3 90980 1 1665 D 2 Door Control Receiver 90980 1 1909 D 3 Door Courtesy SW LH 90980 10871 D 4 Door Courtesy SW RH D 5 Door Lock Motor Door Lock Detection SW and Door Key Lock and Unlock SW LH 90980 1 1858 D 6 Door Lock Motor Door Lo...

Page 201: ...rking Brake SW 90980 10871 P 4 Power Window Lock SW 90980 10997 P 5 Power Window Master SW 90980 1 1973 P 6 Personal Light w o Moon Roof 90980 1 1148 P 7 Power Window Motor LH 90980 10860 P 8 Power Window Motor RH P 9 Pretensioner LH 90980 1 1862 P10 Pretensioner RH R 1 Radiator Fan Motor 90980 10928 R 2 Radio and Player 90980 10997 R 3 Radio and Player 90980 10996 R 4 Radio and Player 90980 12038...

Page 202: ...M OVERALL ELECTRICAL WIRING DIAGRAM 2001 CELICA EWD432U ...

Page 203: ...em 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 inside...

Page 204: ...adlight 6 2 Horn 8 4 Illumination 9 2 Moon Roof 12 2 Multiplex Communication System 1 3 Door Lock Control Interior Light Key Reminder and Seat Belt Warning Light Reminder Buzzer Power Window Wireless Door Lock Control Power Source 1 20 1 Radiator Fan and Condenser Fan 19 2 Radio and Player Built In Type Amplifier 16 3 Radio and Player Separate Type Amplifier 16 2 Rear Window Defogger 19 3 Rear Wip...

Page 205: ...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 4 3 1 G W LG R LG B See Taillight System 7 1 DRL CLTS CLTE PRG RDA HF H T HU CLTS CLTE CLTB A14 AUTOMATIC LIGHT CONTROL SENSOR 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 CONNECT...

Page 206: ... W L R B Y B Y B L W L R B LG 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 ...

Page 207: ... 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 208: ...2001 CELICA EWD432U MEMO ...

Page 209: ... 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 AM2 ...

Page 210: ...P V 3 VSV ACIS E 6 ENGINE COOLANT TEMP SENSOR V 7 VSV Pressure Switching Valve C 3 CAMSHAFT TIMING OIL CONTROL VALVE VVT C 2 CAMSHAFT TIMING OIL CONTROL VALVE VVL P 4 POWER STEERING OIL PRESSURE SW O 2 OIL PRESSURE SW 2 3 1 5 1 2 1 2 4 3 1 3 2 1 2 1 2 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...

Page 211: ...02 E03 E01 O W B W L W 3 3 3 3 3 3 BR BR W B W B W B W B W B BR BR 3 BR W B 3 B Y R Y R B 3 Y G W W 3 B W BR B W W B BR BR BR W B 3 W B 1 3 1 3 2 4 2 A E ngine Control 3 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 CONNEC...

Page 212: ...V 2 G 2 Y G Y R GR L BR 6 B SPD STP EVG E2 SL2 S1 DSL SL S4 2 S2 1 ST SL2 SL1 SL1 SLT SLT THO THA VG VC VTA THW TC B L W B W 2 B W L W Y B L Y P L R B P R B 1 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 B O 1 1ZZ FE 2 2ZZ GE Power Source Electronically Controlled Transmission and A T Indicator IG1 RELAY 2 1 FL MAIN 3 0W BATTERY 15A EFI 7 5A EFI NO 1 EFI RELAY 5A BK ...

Page 213: ...W B W B R Y O 1 O D DIRECT CLUTCH SPEED SENSOR V 2 VEHICLE SPEED SENSOR Electronically Controlled Transmission O 3 O D MAIN SW NT NT NC 2 NC 2 MPX1 MPX2 ODLP ODMS IND SAT 2 2 BR Y To Body ECU 1 8 SFTU LEFT UP SFTD LEFT DOWN RIGHT UP RIGHT DOWN ECC C16 TRANSMISSION SHIFT SW COMB SW 5 6 3 A A IH W B W B A J 9 JUNCTION CONNECTOR J10 JUNCTION CONNECTOR L P Instrument panel brace RH Cylinder head cover...

Page 214: ...ION COIL AND IGNITER NO 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 PAR...

Page 215: ...ECTOR F 4 FRONT FOG LIGHT RH F 3 FRONT FOG LIGHT LH J 7 JUNCTION CONNECTOR To Combination Meter 6 3 E 2 E 3 ENGINE CONTROL MODULE A B Power Source Charging Fog Light BATTERY FL MAIN 3 0W 120A ALT 7 5A ALT S HEAD RELAY IG1 RELAY 10A HEAD RH LWR See Headlight System 6 1 2 1 25A AM1 15A FR FOG 5A WARNING W RL 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 E...

Page 216: ...CONNECTOR B A J 4 J 5 DRL NO 3 RELAY W B R Y W B R Y W B R B R Y R Power Source Headlight JUNCTION CONNECTOR B A J 4 J 5 R Y R B R W 1 R W 2 From Fog Light Relay 5 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 R 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 B...

Page 217: ...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 TAILLIGHT LH REAR COMB LIGHT...

Page 218: ...G W G W G W G W G W G W G W G Y L B L B L B L B 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 13 4 To ABS ECU 14 3 To Engine Co...

Page 219: ...W B G W G G B BATTERY FL MAIN 3 0W 1 2 T TAIL RELAY B 6 A BODY ECU LG G 1 1 2 2 C10 CLOCK 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 COMBINAT...

Page 220: ...AY 5A TENS RDC 7 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 SL...

Page 221: ... B J 3 JUNCTION CONNECTOR 12 10 13 S B 2 1 WR C1R 1R 16 17 8 7 11 WF 8 IG2 2 IG2 9 IG2 7 IG2 10 IF1 11 IF1 5 BA2 6 BA2 3 IG2 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 10 IG2 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...

Page 222: ...UNCTION CONNECTOR From Body ECU 1 8 W GR L R 5 3 6 7 6 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 W B G Y P W B 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 Roof 3 L R W O B J10 JUNCTION CONNECTOR A R L L R C 2 1 D 4 2 LH R15 REMOTE CONTROL MIRROR SW OPERATION SW SELECT SW LEFT UP E DOWM VR HR UP LH RH RH LH RIGH...

Page 223: ...NCEL 12 10 7 15 8 16 B O W L R B O B Y B Y B Y B Y B W B W Y B G W P B Y B L W Y Y B L W R Y W B R L R W R L R W G B W R W W B W B W B W B W B B W 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 2ZZ GE 2ZZ GE A T 1ZZ FE B Y A T R Y 4 2 A A From Engine Control Module 3 4 To Data Link Connector 3 2 4 From Stop L...

Page 224: ...SOR REAR RH P 3 PARKING BRAKE SW J10 JUNCTION CONNECTOR ABS MTR RELAY ABS SOL RELAY A 4 A 5 ABS ACTUATOR A B W R B W B R B R GR R L R W W B W B W B W B R G W B R B R G W B R B GR V R Y B Y GR W R GR R R Y W GR R B W GR R W B L R Y R Y G R W LG R GND BM 9 IF2 LG B B R GR L LG B LG B R GR L LG B LG BS SFLH SFLR SRRH SRRR SFRH SFRR SRLH SRLR MT R MR SR IG1 WA BRL SFLH SFLR SRRH SRRR SFRH SFRR SRLH SR...

Page 225: ...SIONER LH B 1 PL PL 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 4 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 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 AIR...

Page 226: ...H I10 IGNITION SW FR FR RR RR 1 2 2 1 5 IF1 IF1 2 1 12 2 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 BR P W B L Y GR L W GR IM 2 From Combination Meter 18 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 ...

Page 227: ...ETER SPEAKER RH 2 1 IH A 5 B 18 B 17 B 9 B 8 B 16 B 7 B 3 B 6 IH1 4 IA2 3 IA2 4 IH2 3 IH2 5 IH1 15 A 6 A 9 A 2 A 11 A 4 A 12 A A A GR IF BR GR GR W B R L R B LG L L W G G L W LG L L L LG LG R B R L P V V P P 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 WL WL FR FR WR WR W 2 WOOFER SPEAKER LH W 3 WOOFER SPEAKER RH R 4 RADIO AND PLAYER J 6 JUNCTION CONNECTOR J 7 JUNCTION...

Page 228: ...E5 14 IE5 4 EA2 6 EA2 20 A 8 A 1 2 3 IG SE SI LG LG B LG LG B LG G Y R L V 1 VEHICLE SPEED SENSOR Combination Meter A 1 13 B See Electronically Controlled Transmission and A T Indicator System 3 7 18 A 6 A 14 B 10 B 15 B See Air Conditioning System 20 4 21 A See Back Up Light System 8 2 A 17 5 A See Illumination System 9 4 EB 16 IE5 10 A W B W B Front left fender 8 B 17 B See ABS System 14 4 13 A ...

Page 229: ...LUID LEVEL WARNING SW Front left fender M A T OIL TEMP DOOR FASTEN BELT FUEL WARNING IF 20 IM II 12 19 A W B W B Instrument panel brace RH CRUISE 16 A See Cruise Control System 13 3 TURN R TURN L TAIL HEAD BEAM CHECK ENGINE SRS A IE W B 3 A 7 B See Engine Control System 2 3 J 3 JUNCTION CONNECTOR Cowl side panel LH 15 A See SRS System 15 2 9 B 4 A See Turn Signal and Hazard Warning Light System 10...

Page 230: ... 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 20 4 To Engine Control Modul...

Page 231: ... G B W G O V W V W L W L R B W B W V W W B W B W B L W L B G G R L W L B G G W G Y B L R L R B W W B R Y B V W B W A 9 A C SW A 8 A C EVAPORATOR TEMP SENSOR MG C RELAY HEATER 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 ...

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