Toyota COROLLA2004 Electrical Wiring Diagram Download Page 211

Page: 211 / 251

Code

Part Name

Part Number

Code

Part Name

Part Number

2004 COROLLA (EWD533U)

211

H 4

Headlight RH (Low)

90080–98038

H 5

Heated Oxygen Sensor (Bank 1 Sensor 1)

90980–10869

H 6

Horn

90980–10619

H 7

Hazard SW

90980–10933

H 8

Heated Oxygen Sensor (Bank 1 Sensor 2)

90980–10794

H 9

High Mounted Stop Light (Bulb Type)

90980–10860

H 9

High Mounted Stop Light (LED Type)

90980–11367

I 1

Idle Air Control Valve

90980–11145

I 2

Ignition Coil and Igniter No.1

I 3

Ignition Coil and Igniter No.2

90980–11885

I 4

Ignition Coil and Igniter No.3

90980–11885

I 5

Ignition Coil and Igniter No.4

I 6

Injector No.1

I 7

Injector No.2

90980–11875

I 8

Injector No.3

90980–11875

I 9

Injector No.4

I10

Ignition SW

90980–11778

I11

Integration Relay

90980–12203

I12

Inner Mirror

90980–11794

I12

Personal Light

90980–11794

I13

Interior Light

90980–10908

J 1

Junction Connector

90980–10803

J 2

Junction Connector

90980–11915

J 3

Junction Connector

90980–11915

J 4

Junction Connector

90980–11661

J 5

Junction Connector

90980–11661

J 6

Junction Connector

90980–11539

J 7

Junction Connector

90980–11686

J 8

Junction Connector

90980–11661

J 9

Junction Connector

90980–11661

J10

Junction Connector

90980–10803

K 1

Knock Sensor

90980–11875

L 1

License Plate Light LH

L 2

License Plate Light RH

90980–11148

L 3

Luggage Compartment Light

L 4

Luggage Compartment Light SW

90980–11097

M 1

Mass Air Flow Meter

90980–11317

M 2

Moon Roof Control Relay and SW

90980–10799

M 2

Personal Light

90980–10799

M 3

Moon Roof Motor and Limit SW

90980–11011

N 1

Noise Filter (Ignition)

90980–10843

N 2

Noise Filter (Rear Window Defogger)

90980–10825

O 1

Oil Pressure SW

90980–11363

P 1

Power Steering Oil Pressure SW

90980–11428

P 2

Pressure SW

90980–10943

P 3

Parking Brake SW

90980–10871

P 4

Power Outlet (Rear)

90980–10760

P 5

Power Window Control SW Front RH

P 6

Power Window Control SW Rear LH

90980–10789

P 7

Power Window Control SW Rear RH

P 8

Power Window Motor Front LH

P 9

Power Window Motor Front RH

90980–10797

P10

Power Window Motor Rear LH

90980–10797

P11

Power Window Motor Rear RH

P12

Pretensioner LH

90980–12253

P13

Pretensioner RH

90980–12253

R 1

Radiator Fan Motor

90980–10928

R 2

Radiator Fan Resistor

90980–10928

R 3

Radio and Player

90980–10997

R 4

Radio and Player

90980–10996

R 5

Rear Window Defogger SW

90980–10789

R 6

Remote Control Mirror SW

90980–11657

R 7

Rheostat

90980–12217

R 9

Rear Combination Light LH

90980–10795

R10

Rear Combination Light LH

90980–11148

R11

Rear Combination Light RH

90980–10795

R12

Rear Combination Light RH

90980–11148

R13

Rear Speaker LH

90980–11299

R14

Rear Speaker RH

90980–11299

R15

Rear Window Defogger

90980–10914

R16

Rear Window Defogger

90980–10913

R17

Remote Control Mirror LH

90980–10907

R18

Remote Control Mirror RH

90980–10907

S 1

Skid Control ECU with Actuator

82824–12300

S 2

Starter

90980–09463

S 3

Starter

90980–11400

S 4

Security Indicator

90980–11013

S 5

Shift Lock Control ECU

90980–11909

S 6

Side Airbag Squib LH

90980–11864

S 7

Side Airbag Squib RH

90980–11864

S 8

Starter Cut Relay

82660–0C010

S 9

Stop Light SW

90980–11118

S10

Side Airbag Sensor LH

90980–12225

S11

Side Airbag Sensor RH

90980–12225

T 1

Throttle Position Sensor

90980–11261

T 2

Turn Signal Flasher Relay

90980–10799

T 3

TVIP ECU

90980–12169

T 4

Tweeter LH

90980–10915

T 5

Tweeter RH

90980–10915

U 1

Unlock Warning SW

90980–10860

V 1

Vehicle Speed Sensor (Combination Meter)

90980–11143

V 2

VSV (Canister Closed Valve)

90980–11162

Summary of Contents for COROLLA2004

Page 1: ...ELECTRICAL WIRING DIAGRAM Section Code Page INTRODUCTION A 2 HOW TO USE THIS MANUAL B 3 TROUBLESHOOTING C 12 ABBREVIATIONS D 17 GLOSSARY OF TERMS AND SYMBOLS E 18 RELAY LOCATIONS F 20 ELECTRICAL WIRING ROUTING G 32 SYSTEM CIRCUITS H 47 GROUND POINT I 194 POWER SOURCE Current Flow Chart J 198 CONNECTOR LIST K 204 PART NUMBER OF CONNECTORS L 210 OVERALL ELECTRICAL WIRING DIAGRAM M 214 ...

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: ...uit 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 con...

Page 4: ... ABS ECU S 6 Combination Meter C 7 BV1 1 W B Shielded BV1 1 I 5 G W IB 2 IB 1 IE1 14 BO 50 8 L 4 15A STOP 7 5A GAUGE From Power Source System See Page 66 Stop Light G R W B W B W B W B G B Y G R L R G R W R G W W B G W W G S D L L S D Stop Stop Rear Lights 2004 COROLLA EWD533U 4 B HOW TO USE THIS MANUAL The system shown here is an EXAMPLE ONLY It is different to the actual circuit shown in the SYS...

Page 5: ...nction 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 Junction Block No 3 Example H Indicates the wiring color Wire colors are indicated by an alphabetical code B Black W White BR Brown L Blue V Violet SB Sky Blue R Red G Green LG Light Green P Pink Y Yellow G...

Page 6: ... ignition 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 Bloc...

Page 7: ...showing 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 S Indicates the reference page describing the wiring harness and wiring harness connector the female wiring harness is shown first followed by the male wiri...

Page 8: ...0 A A A A A A Junction Connector J 1 W B W B W B W B BR W B W B W B W B W B W B I GROUND POINT FAN MAIN Relay FAN MAIN Relay A C Relay No 2 A C Relay No 3 Radiator Fan Motor Headlight Cleaner Relay Headlight LH Headlight RH Front Fog Light LH Brake Fluid Level SW Front Fog Light RH Front Turn Signal Light RH Front Clearance Light RH Front Turn Signal Light LH Front Clearance Light LH Door Lock Con...

Page 9: ... Traction Control Cruise Control Electronically Controlled Transmission Multiplex Communication System STOP System DOME Headlight Interior Light 3 EA2 1 EA1 E 6 E 7 E 7 2 2 2 2 2 2 2 2 INJECTION Relay STARTER Relay B B B B O 1 1 2 2 3 4 3 4 W B W B B W B W E 7 E 7 B B W 1 25B FL MAIN 50A MAIN 7 5A AM2 15A HAZ RADIO 2 2 2 2 2 W W EB1 EB1 7 6 W R I 2 I 2 I 2 W W W W W 1 1 1 1 40A DOOR LOCK CB 7 5A D...

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: ...ctuator 90980 11009 Door Courtesy SW LH 90980 11097 A 8 ABS Actuator 90980 10941 Door Courtesy SW RH A 9 ABS Speed Sensor Front LH 90980 11002 Door Courtesy SW Front LH ABS Speed Sensor Front RH 90980 11856 Door Courtesy SW Front RH 90980 11156 Airbag Sensor Front LH Door Courtesy SW Rear LH Airbag Sensor Front RH Door Courtesy SW Rear RH A10 A11 A12 A13 Airbag Squib 90980 11194 Door Key Lock and ...

Page 12: ...d 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 d...

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 ...

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: ... Anti Lock Brake System ECU Electronic Control Unit ESA Electronic Spark Advance EVAP Evaporative Emission IAC Idle Air Control IC Integrated Circuit J B Junction Block LED Light Emitting Diode LH Left Hand M T Manual Transaxle O D Overdrive R B Relay Block RH Right Hand SFI Sequential Multiport Fuel Injection SRS Supplemental Restraint System SW Switch TEMP Temperature TVIP TOYOTA Vehicle Intrusi...

Page 18: ...t 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 lig...

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 COROLLA EWD533U 20 F RELAY LOCATIONS Engine Compartment Body ...

Page 21: ...2004 COROLLA EWD533U 21 F Instrument Panel ...

Page 22: ...2004 COROLLA EWD533U 22 F RELAY LOCATIONS 1 Engine Room R B Engine Compartment Left See Page 20 Engine Room J B Engine Compartment Left See Page 20 ...

Page 23: ...2004 COROLLA EWD533U 23 Memo ...

Page 24: ...2004 COROLLA EWD533U 24 F RELAY LOCATIONS Instrument Panel J B Lower Finish Panel See Page 21 ...

Page 25: ...2004 COROLLA EWD533U 25 F ...

Page 26: ...2004 COROLLA EWD533U 26 F RELAY LOCATIONS Instrument Panel J B Inner Circuit ...

Page 27: ...2004 COROLLA EWD533U 27 F ...

Page 28: ...2004 COROLLA EWD533U 28 F RELAY LOCATIONS 3 RH R B Right Side of the Instrument Panel Reinforcement RH J B Right Side of the Instrument Panel Reinforcement See Page 21 ...

Page 29: ...2004 COROLLA EWD533U 29 F RH J B Inner Circuit ...

Page 30: ...2004 COROLLA EWD533U 30 F RELAY LOCATIONS Center J B Behind the Combination Meter See Page 21 ...

Page 31: ...2004 COROLLA EWD533U 31 F Center J B Inner Circuit ...

Page 32: ... SW C 1 Camshaft Position Sensor C 2 Camshaft Timing Oil Control Valve VVT C 3 Crankshaft Position Sensor C 4 Cruise Control Actuator E 1 Electronically Controlled Transmission Solenoid E 2 Engine Coolant Temp Sensor F 1 Front Fog Light LH F 2 Front Fog Light RH F 3 Front Parking Light LH Front Turn Signal Light LH F 4 Front Parking Light RH Front Turn Signal Light RH F 5 Front Washer Motor F 6 Fr...

Page 33: ...Injector No 2 I 8 Injector No 3 I 9 Injector No 4 J 1 Junction Connector K 1 Knock Sensor M 1 Mass Air Flow Meter N 1 Noise Filter Ignition O 1 Oil Pressure SW P 1 Power Steering Oil Pressure SW P 2 Pressure SW R 1 Radiator Fan Motor R 2 Radiator Fan Resistor S 1 Skid Control ECU with Actuator S 2 Starter S 3 Starter T 1 Throttle Position Sensor V 1 Vehicle Speed Sensor Combination Meter V 2 VSV C...

Page 34: ... Pad A17 Antenna Amplifier A18 Automatic Light Control Sensor B 3 Blower Motor B 4 Blower Resistor B 5 Blower SW B 6 Buckle SW LH Seat Position Sensor B 7 Buckle SW RH Occupant Detection Sensor C 5 Cigarette Lighter Power Outlet Front C 6 Cigarette Lighter Illumination C 7 Clock C 8 Clutch Start SW C 9 Combination Meter C10 Combination SW C11 Combination SW C12 Combination SW C13 Cruise Control Cl...

Page 35: ...tion Connector J 4 Junction Connector J 5 Junction Connector J 6 Junction Connector J 7 Junction Connector P 3 Parking Brake SW P 4 Power Outlet Rear R 3 Radio and Player R 4 Radio and Player R 5 Rear Window Defogger SW R 6 Remote Control Mirror SW R 7 Rheostat S 4 Security Indicator S 5 Shift Lock Control ECU S 6 Side Airbag Squib LH S 7 Side Airbag Squib RH S 8 Starter Cut Relay S 9 Stop Light S...

Page 36: ...nlock SW Front RH Door Lock Motor Front RH Door Unlock Detection SW Front RH D10 Door Lock Control SW Front LH D11 Door Lock Control SW Front LH Power Window Master SW D12 Door Lock Control SW Front RH D13 Door Lock Motor Rear LH D14 Door Lock Motor Rear RH F 8 Front Door Speaker LH F 9 Front Door Speaker RH F 10 Fuel Pump Fuel Sender H 9 High Mounted Stop Light I 12 Inner Mirror Personal Light I ...

Page 37: ...dow Motor Front RH P10 Power Window Motor Rear LH P 11 Power Window Motor Rear RH P12 Pretensioner LH P13 Pretensioner RH R 9 Rear Combination Light LH R10 Rear Combination Light LH R11 Rear Combination Light RH R12 Rear Combination Light RH R13 Rear Speaker LH R14 Rear Speaker RH R15 Rear Window Defogger R16 Rear Window Defogger R17 Remote Control Mirror LH R18 Remote Control Mirror RH S10 Side A...

Page 38: ...2004 COROLLA EWD533U 38 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points Location of Splice Points ...

Page 39: ...Connector Joining Wire Harness and Wire Harness 1 2 3 4 5 6 7 8 9 10 5 4 3 2 1 10 9 8 7 6 EA1 Code Joining Wire Harness and Wire Harness Connector Location EA1 Engine Wire and Engine Room Main Wire Inside of the Engine Room R B ...

Page 40: ...2004 COROLLA EWD533U 40 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points ...

Page 41: ...Harness and Wire Harness Connector Location IA1 IA2 IA4 Engine Room Main Wire and Instrument Panel Wire Left Side of the Instrument Panel Reinforcement IA5 g IA6 IB1 Engine Room Main Wire and Floor Wire Cowl Side Panel LH IC1 IC2 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IC3 ...

Page 42: ...2004 COROLLA EWD533U 42 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Splice Points ...

Page 43: ...re and Instrument Panel Wire Under the Instrument Panel Center IG1 Instrument Panel Wire and Instrument Panel No 3 Wire Front Side of the Parking Brake Lever IH1 Instrument Panel Wire and A C Sub Wire Left Upper Side of the Blower Unit II1 Engine Wire and Instrument Panel Wire Blower Unit RH II2 Engine Wire and Instrument Panel Wire Blower Unit RH IJ1 Front Door RH Wire and Instrument Panel Wire R...

Page 44: ...2004 COROLLA EWD533U 44 G ELECTRICAL WIRING ROUTING Location of Connector Joining Wire Harness and Wire Harness Location of Ground Points Location of Splice Points ...

Page 45: ...s Connector Location BA1 Rear Door LH Wire and Floor Wire Left Center Pillar BB1 Rear Door RH Wire and Instrument Panel Wire Right Center Pillar BC1 Skid Control Sensor Wire LH and Floor Wire Quarter Wheel House LH BD1 Skid Control Sensor Wire RH and Floor Wire Quarter Wheel House RH BE1 Speaker Tweeter LH Wire and Front Door LH Wire Inside of the Front Door LH BF1 Speaker Tweeter RH Wire and Fron...

Page 46: ...2004 COROLLA EWD533U 46 Memo ...

Page 47: ...trolled Transmission 142 Engine Control 58 Fog Light 76 Headlight 70 Heater 192 Horn 102 Ignition 52 Illumination 86 Interior Light 90 Key Reminder Buzzer 168 Light Reminder Buzzer 168 Moon Roof 140 Power Outlet 108 Power Source 48 Power Window 114 Radiator Fan 186 Radio and Player 176 Rear Window Defogger 174 Remote Control Mirror 110 Seat Belt Warning 172 Shift Lock 166 SRS 159 Starting 52 Stop ...

Page 48: ... 2 1 1 1 1 1 1 1 1 1 2 1 30A ABS NO 1 40A ABS NO 2 30A RDI FAN 15A FOG 100A ALT 5A ALT S 15A EFI 30A MAIN 10A HAZARD 40A HEAD MAIN 10A HORN 15A DOME HEAD Relay DIMMER Relay 30A POWER 15A AM2 25A DOOR 15A TAIL 15A STOP 15A P POINT 10A ECU B 7 5A OBD 25A AM1 R L B W G W W R W B R G W B R R R Y W R R B R R B B W L W B W B W W B G B R R B FL MAIN 2 0L Battery 1 B Generator ...

Page 49: ...2 2 1 2 1 2 5 1 3 2 IF 2 5 1 3 2 IF 4 IH 10 IE IG J 7 J 6 IM 2 2 5 1 3 4 3 3 3 3 3 IM 5 30A DEFOG 40A HEATER IG1 Relay DEF Relay I10 HTR Relay 10A M HTR DEF I UP 10A A C 10A GAUGE 10A ECU IG 15A WASHER 25A WIPER R W R R W R R B R W B B W R B Y L R L W R W 15A CIG W A A A W B W B W B B W W B B Ignition SW Junction Connector Junction Connector 2 1 Noise Filter ...

Page 50: ...e Harness Connector Code See Page Junction Block and Wire Harness Connector Location IA 25 Engine Room Main Wire and Instrument Panel J B Lower Finish Panel IB 25 Engine Room Main Wire and Instrument Panel J B Lower Finish Panel IF 25 IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IM 24 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 1B 22 Engine Wire and Eng...

Page 51: ...2004 COROLLA EWD533U 51 Memo ...

Page 52: ... 2 1 II2 11 A G A G A G J 6 S 2 A S 3 B C 8 A 2 J 2 A J 3 B J 2 A R B W B W R B R B B B B B B B B B B R B R R R R A T M T A T A T M T R A T A T B R B W B R 1 1 2 SRLY ST Relay Battery FL MAIN 2 0L B B B B B B B B B B 1 1 2 1 M T 1 2 1 2 M T 2 M T A T M T A T A T A T M T W B 1 R A T W B B Park Neutral Position SW Clutch Start SW Ignition SW Junction Connector Junction Connector Junction Connector S...

Page 53: ... N 1 J 2 A J 3 B E 3 A E 4 B B W R A T B W B W B W B W B W B W B W B W B W B W B W W B L Y W W B L Y GR W B L Y Y G W B L Y R L Y G GR L Y W R L R L Y L Y L Y W B W B W B W B W B A T L Y 1 w TVIP System 2 w o TVIP System Engine Control Module Ignition Coil and Igniter No 1 Ignition Coil and Igniter No 2 Ignition Coil and Igniter No 3 Ignition Coil and Igniter No 4 Junction Connector Noise Filter I...

Page 54: ... Instrument Panel J B Lower Finish Panel IF 25 IL 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IM 24 1A 22 Engine 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 EA1 38 Engine Wire and Engine Room Main Wire Inside of the Engine Room R B IA2 IA4 40 Engine R...

Page 55: ...2004 COROLLA EWD533U 55 Memo ...

Page 56: ...2 ST2 B W B G I10 IG L S B IC REGULATOR A 2 A 1 A 3 B 1 IL 5 IK 8 Charge 32 31 C 9 3B 9 3B 10 II2 2 A B B C 3B 22 3B 20 II2 14 10A GAUGE From Power Source System See Page 48 IG 2 R W R W Y R W Y B O J 4 A J 5 B G 1 A G 2 B R W Y W B G Battery FL MAIN 2 0L EA1 5 W B W W B G Combination Meter Generator Ignition SW Junction Connector ...

Page 57: ...K Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IM 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 1B 22 Engine Wire and Engine Room J B Engine Compartment Left 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Connector Joining Wire Harness and Wire Harne...

Page 58: ...2 3 II2 12 2 1 A A A A B E IA5 10 II2 11 A G A G P N 9 6 IA2 1 I10 FL MAIN 2 0L B B W B B B B B R G R W B B G R B B R R W B W B O B W R R W R R R R R B B B B B W B W B W B O B W R W R W R W B R B R B 2 2 1 1 B W B W EFI Relay B W M T A T M T A T M T M T A T A T M T A T M T A T C OPN Relay F10 J 2 A A 2 J 2 A J 3 B C 8 Park Neutral Position SW Clutch Start SW Fuel Pump Ignition SW Junction Connecto...

Page 59: ... B W W B B W W B B O B W W B B W W B B W B B B W B B A T B M T G R W B W B W B W B W B B L L B B B W B I 2 I 3 I 4 I 5 L Y Y G J 2 A J 3 B J 4 A J 5 B I 1 V 3 Idle Air Control Valve Ignition Coil and Igniter No 1 Ignition Coil and Igniter No 2 Ignition Coil and Igniter No 3 Ignition Coil and Igniter No 4 Junction Connector Junction Connector VSV EVAP B 8 B 9 D 10 D 3 A 8 A 11 A 10 A 9 A 23 B 5 A 7...

Page 60: ... B W L B W B B BR 3 2 4 1 5 I 6 I 7 I 8 I 9 C 2 V 2 P 1 M 1 E 2 J 7 Camshaft Timing Oil Control Valve VVT Engine Coolant Temp Sensor Injector No 1 Injector No 2 Injector No 3 Injector No 4 Junction Connector Mass Air Flow Meter Power Steering Oil Pressure SW VSV Canister Closed Valve VG E2G THA B E2 A 1 A 2 A 3 A 4 A 15 A 14 D 13 C 1 B 28 B 29 B 24 B 32 A 20 A 19 OCV OCV CCV EC THW E 3 A E 4 B E 5...

Page 61: ... BR R R B G W G B G G G W Y L W Y 1 2 1 3 3 2 23 13 GSW2 IDL BR II2 7 BR BR J 2 A J 3 B V 4 J 2 A J 3 B T 1 V 5 Canada Canada USA USA USA USA C12 TAIL Relay G W G W R W w Cruise Control A13 C14 S 9 13 10 Airbag Sensor Assembly Combination SW Cruise Control ECU Junction Connector Junction Connector Stop Light SW Throttle Position Sensor Vapor Pressure Sensor VSV Vapor Pressure Sensor A 28 D 21 A 18...

Page 62: ...B B B 1 B BR 1 1 W 1 W P B P B B E1 B E1 HT OX HT OX C 3 C 1 J 2 A J 3 B BR 1 Shielded B 1 1 Camshaft Position Sensor Crankshaft Position Sensor Heated Oxygen Sensor Bank 1 Sensor 1 Heated Oxygen Sensor Bank 1 Sensor 2 Junction Connector Defroster Mode Detection SW Y A C SW Defroster Mode Detection SW D 1 B 4 B 23 C 4 B 21 D 7 D 6 C 33 A CS 31 C C 2 A 13 C 32 27 A A 34 A 26 NE B E 3 A E 4 B E 5 C ...

Page 63: ... W 1 1 BR BR BR L R P B P L R P B P BR W B R B R B 1 BR B W V W B Y R 1 1 1 BR W B R Y BR BR BR BR BR BR 2 7 13 15 5 4 16 SIL TC WFSE SG CG BAT D 1 A J 4 A J 5 B J 6 W B 1 K 1 Data Link Connector 3 Junction Connector Junction Connector Knock Sensor B 7 B 1 B 2 D 18 D 20 D 19 D 11 C 14 D 5 C 17 E1 EKNK TACH E 3 A E 4 B E 5 C E 6 D Engine Control Module THWO W SIL TC WFSE KNK1 SPD ...

Page 64: ...Tachometer 32 4 33 8 19 10 9 17 3 1 2 Y R B V W W G R W R W B O R W B O R Y Y R B V W Malfunction Indicator Lamp w o ABS R W w o ABS R W w o ABS SP1 BR w o ABS w o ABS BR w o ABS W G w o ABS W G w ABS W G w ABS W G V 1 S 1 J 2 A J 3 B J 4 A J 5 B C 9 Skid Control ECU with Actuator Combination Meter Junction Connector Junction Connector Vehicle Speed Sensor Combination Meter ...

Page 65: ...ne control module via the comb meter w o ABS 7 NSW signal system A T The Park Neutral position SW detects whether the shift position is in neutral or not and inputs a control signal to TERMINAL NSW of the engine control module 8 A C SW signal system The operating voltage of the A C SW is detected and is input as a control signal to TERMINAL A CS of the engine control module 9 Battery signal system...

Page 66: ...ngine is cold and when the idle speed has dropped due to electrical load and so on The engine control module evaluates the signals from each sensor and outputs current to TERMINAL RSO to control the idle air control valve Knock control system Knock control system controls the gate based on the engine rotation speed and detects knocking by the peak value of the knock sensor output during the gate o...

Page 67: ...GT2 IGT3 IGT4 E1 Pulse generation Engine idling IGF E1 Pulse generation Engine idling FC E1 9 14 volts Ignition SW on and engine stopping 0 3 volts Engine idling W E1 9 14 volts Engine idling and warning light off A CS E1 9 14 volts Ignition SW on and A C SW off SPD E1 Pulse generation Driving approx 20 km h ELS E1 7 5 14 volts Ignition SW on and taillight on ELS2 E1 7 5 14 volts Ignition SW on an...

Page 68: ...Wire and Instrument Panel J B Lower Finish Panel IK IL 24 IM 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter 4C 30 Instrument Panel Wire a...

Page 69: ...pension Tower IE 40 Behind the Combination Meter IG 40 Right Kick Panel BH 44 Under the Left Quarter Pillar Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E2 38 Engine Wire I7 42 Instrument Panel Wire E3 38 Engine Wire I10 42 Engine Wire I2 42 Instrument Panel Wire I11 42 Engine Wire I4 42 Instrument Panel Wire ...

Page 70: ... 3C 5 IE A A IA4 3 ED C12 15 7 2 13 12 8 IE1 1 IE1 3 IE1 2 20 19 18 A18 1 4 3 G Y G B G W G Y G O G R Y R Y W B W B W B 10 11 R G W W B W B D 2 G 1 A W B W B R W J 6 R W 3 R B 10A ECU B IH 1 R B 1 1 1 1 1 1 CSB CSO CSE E R Y R Y 16 1 1 9 1 1 15A DOME L W L W 1 2 CLTB CLTS CLTE Automatic Light Control Sensor Combination SW Daytime Running Light Relay Generator Junction Connector T H HI IG B CHG 4B ...

Page 71: ...B W R R W R W R B R Y R W R W R W W B W B W R G B 1 W B R W R Y R Y R B R W R R B R B R B W B R W D 2 R B R B R R HEAD Relay R B DRL H 2 H 4 2 2 3 3 1 1 USA 2 w ABS 3 w o ABS L W L W 2 1 I 3 Brake Fluid Level Warning SW Daytime Running Light Relay Headlight LH Low Headlight RH Low Junction Connector Parking Brake SW 4 G O FOG Combination SW PKB TAIL DIM H LP BRK 4 4 w Fog Light 12 S 1 Skid Control...

Page 72: ... 18 High Beam 5 2 3 1 3 3 3 3 15A TAIL From Power Source System See Page 48 IH 7 R W L W R B 4C 19 4C 20 IL 4 IC 7 G W R B G W R W R G G B R L W R W G L W R B L W R R R W R W B W B W B W R W B W B R W R W B W R G B 1 W B C 9 H 1 H 3 1 1 1 1 1 W B 1 USA TAIL Relay DIMMER Relay E 4 Combination Meter Headlight LH High Headlight RH High ...

Page 73: ...to TERMINAL 11 to GROUND The current to HEAD relay Point side then flows to HEAD LH LWR HEAD RH LWR fuses to TERMINAL 2 of the headlights Low to TERMINAL 1 to TERMINAL 1 of the daytime running light relay to TERMINAL 2 to GROUND causing the headlights to light up at normal intensity When the light control SW is switched to Head position and the dimmer SW is set to High position the signal from the...

Page 74: ...f the Instrument Panel Reinforcement 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 Lower Finish Panel IG 25 IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C 28 Instru...

Page 75: ...2004 COROLLA EWD533U 75 Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E4 38 Engine Room Main Wire I3 42 Engine Room Main Wire ...

Page 76: ...t Control SW IE 11 A J 6 W B 12 8 9 C12 3C 4 3C 5 3C 6 EA 15A FOG 1 1 2 1 2 3 1 5 1 1 1 OFF On Fog Light SW IA5 9 2 4 C12 2 1 ED 1 2 F 2 F 1 R W G R B R W R Y R R Y R R W B W B R R R Y G O G O R W B R G FOG Relay Combination SW Combination SW Front Fog Light LH Front Fog Light RH Junction Connector 7 16 4 3 12 D 2 FOG Daytime Running Light Relay H HI IG B ...

Page 77: ...and Instrument Panel J B Lower Finish Panel IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connecto...

Page 78: ...L 9 IC 1 ID 17 ID 12 IC 8 IG 5 IH 12 4 3 4 3 2 3 2 3 BI EA ED W B IA5 8 3 2 2 24 25 F 3 F 4 R 9 R11 C 9 T 2 R W G W G W R W G B G Y G B G Y W B W B W B W B G B G Y 1 4 LL LR W B IG B Turn Turn G Y G B LH RH 2 1 G B G Y Combination Meter Front Turn Signal Light RH Front Turn Signal Light LH Rear Combination Light LH Rear Combination Light RH Turn Signal Flasher Relay ...

Page 79: ...G A 15 4B 4B 21 17 4B 4B 18 IE W B J 7 7 5 6 6 8 5 7 H 7 C12 T 2 W B G R G O Y B Y B Y B W B W B W B W B GND EL ER HAZ 1 2 1 1 w Wireless Door Lock 2 w o Wireless Door Lock A J 6 Combination SW Hazard SW Junction Connector Junction Connector Turn Signal Flasher Relay ...

Page 80: ...l ID 25 Floor Wire and Instrument Panel J B Lower Finish Panel IG 25 IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IK 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 3A 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C g 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joi...

Page 81: ...2004 COROLLA EWD533U 81 Memo ...

Page 82: ...USA B W G W USA W B USA W B USA G Canada TAIL Relay J 6 C12 IL 2 IC 2 ID 2 A A 2 1 F 3 2 1 ED EA F 4 J 1 G G G G G W B W B G A IH 7 100A ALT 1C 1 1A 1 Battery G W G W USA Canada FL MAIN 2 0L W B 2 1 Combination SW Front Parking Light LH Front Parking Light RH Junction Connector Junction Connector 14 15 D 2 Daytime Running Light Relay TAIL T ...

Page 83: ... 2 A C A C B B B B R 9 R11 L 1 L 2 BI BH A C J 8 A J 8 A J 9 B G W B W B W B W B W B W B G G G G G G Junction Connector Junction Connector License Plate Light LH License Plate Light RH Rear Combination Light LH Rear Combination Light RH A A A A A A ...

Page 84: ...C 25 Engine Room Main Wire and Instrument Panel J B Lower Finish Panel ID 25 Floor Wire and Instrument Panel J B Lower Finish Panel IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 1C 22 Engine Room Main Wire and Engine Room J B Engine Compart...

Page 85: ...2004 COROLLA EWD533U 85 Memo ...

Page 86: ... I 4 I 5 I 5 A 10 B 5 I 4 I 4 OFF Tail Head Light Control SW 2 5 1 3 3 3 3 3 I 4 1 2 14 G W G W 1 G W 1 G B 1 G 1 2 W G G G G G G G W B W B W B G W B W B 13 10 1 USA 2 Canada C12 D 2 TAIL Relay L W A 8 R 5 1C 1 L W 2 R 3 A R 4 B A C SW Combination SW Daytime Running Light Relay Radio and Player Rear Window Defogger SW TAIL 1 2 ...

Page 87: ...5 5 1 3 2 6 12 G G G G G G L W L W W R W B W B W R W B 28 18 LED ILL GND G G G G G G W B W B W B W B W B W B W B W B W B G E 6 C 9 L W R 7 J 6 H 7 B 5 C 6 A10 B TAIL A T Shift Lever Illumination Blower SW Cigarette Lighter Illumination Combination Meter Engine Control Module Hazard SW Junction Connector Rheostat ELS ...

Page 88: ...5 Engine Room Main Wire and Instrument Panel J B Lower Finish Panel IC 25 Engine Room Main Wire and Instrument Panel J B Lower Finish Panel IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 1C 22 Engine Room Main Wire and Engine Room J B Engine...

Page 89: ...2004 COROLLA EWD533U 89 Memo ...

Page 90: ... 1 A A 1 B 1 B W B 1 B 2 5 D 4 L 3 L 4 J10 L W L W R Y L W R R W R W W B 1 C 9 I13 J 6 2 L W I11 A R W R W 5 17 20 W B W B W B B 2 5 1 5 L W L W 9 5 6 10 1 IG B GND DCTY PRCTY 1 L W Combination Meter Door Courtesy SW Front LH Integration Relay Interior Light Junction Connector Junction Connector Luggage Compartment Light Luggage Compartment Light SW IG A J 7 W B Junction Connector Door ...

Page 91: ...13 LP PCTY 4 4 7 4 3 4 3 3 4 1 w Moon Roof 2 w o Moon Roof 3 w o Door Lock Control 4 w Door Lock Control 5 w Automatic Glare Resistant EC Mirror 6 w o Automatic Glare Resistant EC Mirror 1 6 2 1 5 4B 21 4B 19 W B 3 Door Courtesy SW Front RH Door Courtesy SW Rear LH Door Courtesy SW Rear RH Integration Relay Junction Connector Personal Light Personal Light Rheostat 1 B 1 B 1 5 B A 12 LP2 2 6 IK1 3 ...

Page 92: ... B Lower Finish Panel ID 25 Floor Wire and Instrument Panel J B Lower Finish Panel IE 25 Roof Wire and Instrument Panel J B Lower Finish Panel IF IG 25 IH Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IK 24 IL 24 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter 4C 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire ...

Page 93: ...2004 COROLLA EWD533U 93 Memo ...

Page 94: ...4 2 2 1 BH BI 1 2 G W G W W B W B W B LED Type G W LED Type H 9 R 9 R11 H 9 J 8 A J 8 A J 9 B S 9 R W G W G W G W G W Bulb Type W B Bulb Type W B Stop Stop W B High Mounted Stop Light High Mounted Stop Light Junction Connector Junction Connector Rear Combination Light LH Rear Combination Light RH Stop Light SW A A A A A A ...

Page 95: ... 37 S9 35 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 Lower Finish Panel ID 25 Floor Wire and Instrument Panel J B Lower Finish Panel Ground Points Code See Page Ground Points Location BH 44 Under the Left Quarter Pillar BI 44 Lower Back Panel Service Hints ...

Page 96: ...D 6 IK 9 C 2 1 2 1 A A B A B A BH BI R W R W R W R B R B R B R B R B W B W B W B C B 1 J10 R12 R10 B B R W R W A T R B A T J 4 M T M T R B C J 8 A J 9 B W B Back Up Back Up 2 3 A 2 Back Up Light SW Back Up Light SW Junction Connector Junction Connector Junction Connector Rear Combination Light LH Rear Combination Light RH ...

Page 97: ...inish Panel IG 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IK 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Connector Joining Wire Harness and Wire Harness Code See Page Joinin...

Page 98: ...OFF HI Off MIST INT LO 2 1 3 Wiper Relay 4 IE A IA2 6 IA2 8 L L L F 5 J 6 8 9 7 6 5 4 L L R L W L W W B L Y C11 Wiper SW Washer SW W B F 6 E EA 5 W B On L Y L Y 1 w Intermittent Volume SW 2 w o Intermittent Volume SW 3 w Washer Continuous 4 w Intermittent L R L W IA2 7 L W B 2 1 S EW W Combination SW Front Washer Motor Front Wiper Motor Junction Connector M ...

Page 99: ...to TERMINAL 1 of the front wiper motor to TERMINAL 5 to GROUND and causes to the front wiper motor to run at low speed 5 Washer Continuous Operation With the washer SW turned to on the current flows from TERMINAL 2 of the washer motor to TERMINAL 1 to TERMINAL 4 of the front wiper and washer SW to TERMINAL 5 to GROUND and causes to the washer motor to run and the window washer jet operates This ca...

Page 100: ...2004 COROLLA EWD533U 100 Wiper and Washer Ground Points Code See Page Ground Points Location EA 38 Front Right Fender IE 40 Behind the Combination Meter ...

Page 101: ...2004 COROLLA EWD533U 101 Memo ...

Page 102: ... 102 Horn 10A HORN From Power Source System See Page 48 1 2 3 1 5 1 1 1 1 4A 12 4A 13 1 C10 H 6 HORN Relay B W G Y G Y B B W G Y 2 G Y 1 1 Horn 1 w Wireless Door Lock 1 2 2 w o Wireless Door Lock Combination SW Horn IA5 18 ...

Page 103: ...mpartment Left Junction Block and Wire Harness Connector Code See Page Junction Block and Wire Harness Connector Location 4A 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IA5 40 Engine Room Main Wire and Instrument Panel Wire Left Side of the Instrument Pane...

Page 104: ...2004 COROLLA EWD533U 104 Cigarette Lighter 15A CIG From Power Source System See Page 48 IF 8 1 2 IE A 3A 10 3A 9 GR GR W B C 5 J 6 Cigarette Lighter Junction Connector ...

Page 105: ...e See Page C5 34 J6 35 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 Lower Finish Panel 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Ground Points Code See Page Ground Points Location IE 40 Behind the Combination Meter Service Hints ...

Page 106: ...2 5 1 3 3 3 3 3 15A TAIL From Power Source System See Page 48 IH 7 1 4 3 2 13 10 Light Control SW L W L W L W GR GR W B W B G G USA G B USA G W USA G W Canada G W USA G W USA W B USA W B USA I 4 G Canada TAIL Relay C 7 J 6 J 7 C12 Combination SW Clock Junction Connector Junction Connector 2 1 14 15 D 2 Daytime Running Light Relay TAIL T ...

Page 107: ...ss Connector Code See Page Junction Block and Wire Harness Connector Location IC 25 Engine Room Main Wire and Instrument Panel J B Lower Finish Panel IF 25 IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter 4C 30 ...

Page 108: ... 6 1 5 2 3 3 3 3 3 3A 12 3A 11 IG IE IF1 1 IF1 2 15A CIG From Power Source System See Page 48 IF 8 2 1 GR L GR W B W B L Y W B W B L Y P 4 P POINT Relay A A J 7 Junction Connector Power Outlet Rear 3A 9 2 1 GR W B C 5 Power Outlet Front A Junction Connector J 6 GR ...

Page 109: ...nd Wire Harness Connector Location IF 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IF1 42 Console...

Page 110: ...wer Source System See Page 48 IF 8 3A 10 3A 8 4B 22 4B 21 IE A 5 2 4 3 6 7 3C 16 3C 14 3C 15 8 GR L R LG R W BR W W B W B BR W BR W BR W BR W R LG GR HL HR VL VR M E B R 6 MH MV M MH MV M J 6 IC2 10 IC2 8 IJ1 10 IJ1 8 L R W IJ1 9 IC2 9 BR W 2 2 1 3 1 3 R17 R18 Junction Connector Remote Control Mirror LH Remote Control Mirror RH Remote Control Mirror SW ...

Page 111: ...Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and...

Page 112: ... 112 Automatic Glare Resistant EC Mirror with Compass 10A GAUGE From Power Source System See Page 48 IE 5 IG IE 1 IH 10 B 1 6 A 7 B L B W B W B J 7 I12 Junction Connector Inner Mirror 1 1 B 2 1 w Moon Roof 2 w o Moon Roof ...

Page 113: ... Harness Connector Code See Page Junction Block and Wire Harness Connector Location IE 25 Roof Wire and Instrument Panel J B Lower Finish Panel IH 25 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel Ground Points Code See Page Ground Points Location IG 40 Right Kick Panel Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points B1 4...

Page 114: ...Page 48 2 3 1 5 IF 4 ID 18 IE A IC1 6 4 5 IG 7 4B 10 4B 6 4B 9 4B 7 IC1 1 IC3 2 4B 8 6 7 B B B W B B B B W B A W B W B B B B B P 8 1 3 4 9 W B W B Y G D11 2 1 Y G J 6 P W Relay Junction Connector Power Window Master SW Power Window Motor Front LH IC Front LH B B E E DU DD Down B B B M B 4 ...

Page 115: ...R L W R G L B R B L R R G L B R B L R R G L B G R L W B P 9 P10 P11 B 5 2 4 5 2 4 5 2 4 P 5 P 6 P 7 D11 B G R L W B R B L R B R B L R 4 5 5 4 5 4 Power Window Control SW Front RH Power Window Control SW Rear LH Power Window Control SW Rear RH Power Window Master SW Power Window Motor Front RH Power Window Motor Rear LH Power Window Motor Rear RH RRU RLD RLU PD Window Lock SW Lock Normal Front RH R...

Page 116: ...ndow control SW Front RH pulled to the up side current flowing from TERMINAL 4 of the power window control SW flows to TERMINAL 3 to TERMINAL 4 of the power window motor to TERMINAL 5 to TERMINAL 1 of the power window control SW to TERMINAL 2 to TERMINAL PD of the master SW to TERMINAL E to GROUND and rotates the power window motor Front RH in the up direction Up operation continues only while the...

Page 117: ...nector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IC1 40 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IC3 40 Front Door LH Wire and Instrument Panel Wire Left Kick Panel ID1 42 Instrument Panel Wire and Floor Wire Left Kick Panel IJ2 42 Front Door RH Wire and Instrument Panel Wire Right Kick Panel BA1 44 Rear Door LH...

Page 118: ...C1 5 4A 20 4A 17 4A 21 4A 18 4A 22 4A 19 A 9 A 8 B 3 B 4 IC1 6 IJ2 1 1 A A A A 9 W B W B W B W B W B W B W B W B W B L W L L W L L W L L W L L W L W B W B W B W B W B 1 2 1 2 J 7 J 6 D10 B D11 A D12 I11 A Lock Unlock Lock Unlock Door Lock Control SW Front LH Door Lock Control SW Front RH Integration Relay Junction Connector Junction Connector GND L1 UL1 B ...

Page 119: ... L G L B W R G L Y W R L G L B W R R L W B W B W B L R L G I11 A D 8 D 9 Unlock Lock Unlock Lock Detection Detection 1 w Power Window 2 w o Power Window Door Key Lock and Unlock SW Front LH Door Lock Motor Front LH Door Unlock Detection SW Front LH Door Key Lock and Unlock SW Front RH Door Lock Motor Front RH Door Unlock Detection SW Front RH Integration Relay UL3 LSWD ACTD L2 UL2 LSWP ...

Page 120: ...oor Lock Control 4A 8 4A 4 4A 9 4A 5 4A 7 4A 6 4A 10 IK 5 IK 2 ID 20 ID 9 BB1 8 BB1 3 BA1 8 BA1 3 1 M 4 1 M 4 R L R L R L R L R L L R L I11 A D14 D13 3 2 Door Lock Motor Rear LH Door Lock Motor Rear RH Integration Relay ACT ACT ...

Page 121: ... R B D 7 1 ID 15 R Y D 5 1 6 5 4A 15 4A 16 IJ 8 U 1 2 IE L B L B W B 4 A 1 J 6 I11 A Door Courtesy SW Front LH Door Courtesy SW Front RH Door Courtesy SW Rear LH Door Courtesy SW Rear RH Integration Relay Junction Connector Unlock Warning SW PRCTY DCTY PCTY KSW ...

Page 122: ...the door lock motors to operate and unlock the doors 4 Ignition Key Reminder Operation Operating door lock knob Operation of door lock motors With the ignition key in the cylinder Unlock warning SW on when the door is opened and locked using door lock knob Door lock motor the door is locked once but each door is unlocked soon by the function of the relay As a result the current flows from TERMINAL...

Page 123: ...oor open Ignition key reminder function Unlocking the driver s front passenger s door cylinder with the key D4 D5 D6 D7 Door Courtesy SW Front LH RH Rear LH RH 1 Ground Closed with the door open U1 Unlock Warning SW 1 2 Closed with the ignition key in cylinder Parts Location Code See Page Code See Page Code See Page D4 36 D9 36 D14 36 D5 36 D10 B 36 I11 A 35 D6 36 D11 A 36 J6 35 D7 36 D12 36 J7 35...

Page 124: ...2004 COROLLA EWD533U 124 Door Lock Control Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points B3 44 Front Door RH Wire B4 44 Front Door LH Wire ...

Page 125: ...2004 COROLLA EWD533U 125 Memo ...

Page 126: ...1 4 IC1 5 4A 20 4A 17 4A 21 4A 18 4A 22 4A 19 A 9 A 8 B 3 B 4 IC1 6 IJ2 1 1 A A A A 9 W B W B W B W B W B W B W B W B W B L W L L W L L W L L W L L W L W B W B W B W B W B 1 2 1 2 J 7 J 6 D10 B D11 A D12 I11 A Lock Unlock Lock Unlock Door Lock Control SW Front LH Door Lock Control SW Front RH Integration Relay Junction Connector Junction Connector GND L1 UL1 B ...

Page 127: ... L G L B W R G L Y W R L G L B W R R L W B W B W B L R L G I11 A D 8 D 9 Unlock Lock Unlock Lock Detection Detection 1 w Power Window 2 w o Power Window Door Key Lock and Unlock SW Front LH Door Lock Motor Front LH Door Unlock Detection SW Front LH Door Key Lock and Unlock SW Front RH Door Lock Motor Front RH Door Unlock Detection SW Front RH Integration Relay UL3 LSWD ACTD L2 UL2 LSWP ...

Page 128: ...A1 8 BA1 3 1 M 4 1 M 4 D 4 1 R W 13 A ID 1 R W D 6 1 ID 14 R B D 7 1 ID 15 R Y D 5 1 6 5 R L R L R L R L R L L R L D14 D13 3 2 I11 A Door Courtesy SW Front LH Door Courtesy SW Front RH Door Courtesy SW Rear LH Door Courtesy SW Rear RH Door Lock Motor Rear LH Door Lock Motor Rear RH Integration Relay PCTY DCTY PRCTY ACT ACT ...

Page 129: ...B D 3 J 6 J 8 A J 9 B I11 A Y B Y B 3 3C 3C 1 T 2 8 A 25 EHW A 10 18 IA5 1 1 5 2 3 1 HORN Relay 1 1 10A HORN 1 G Y B G Y G Y B W B W 13 4A 4A 11 A 11 R 3C 6 R 3C 5 7 6 4 IA2 1 2 5 1 3 1 HEAD Relay 1 1 40A HEAD MAIN 1 R Y R B R R D 2 R Y 2 1 2 1 Daytime Running Light Relay Door Control Receiver Integration Relay Junction Connector Junction Connector Turn Signal Flasher Relay Unlock Warning SW HAZ H...

Page 130: ...n Pushing the unlock button Transmitter once driver s door is unlocked Furthermore pushing the button again within 3 seconds the other doors are unlocked 4 Automatic Lock Operation With the ignition key not inserted into the ignition key cylinder Unlock warning SW off and all the doors completely closed after pushing the button Transmitter to unlock all the doors if a door is not opened within 30 ...

Page 131: ...ed with the ignition key in cylinder and the driver s door open Ignition key reminder function Unlocking the driver s front passenger s door cylinder with the key D4 D5 D6 D7 Door Courtesy SW Front LH RH Rear LH RH 1 Ground Closed with the door open U1 Unlock Warning SW 1 2 Closed with the ignition key in cylinder D3 Door Control Receiver 5 Ground Always approx 12 volts 1 Ground Always continuity ...

Page 132: ...ement IC1 40 Front Door LH Wire and Instrument Panel Wire Left Kick Panel IJ2 42 Front Door RH Wire and Instrument Panel Wire Right Kick Panel BA1 44 Rear Door LH Wire and Floor Wire Left Center Pillar BB1 44 Rear Door RH Wire and Instrument Panel Wire Right Center Pillar Ground Points Code See Page Ground Points Location IE 40 Behind the Combination Meter IG 40 Right Kick Panel BH 44 Under the Le...

Page 133: ...2004 COROLLA EWD533U 133 Memo ...

Page 134: ... 9 IE B B R B W B B W B B R R R R R B W R B B W R B B B B B B B B W R B W R B B R 1 8 1 B P N 9 6 A 2 J 2 J 2 S 8 S 3 I10 C 8 G 3 J 6 FL MAIN 2 0L Battery B R M T A T M T A T A T A T A T M T M T A T B R ST Relay A A G A G TRIG S B 1 2 IH 10 A A W B W B W B W B W B W B A W B W B W B Park Neutral Position SW Clutch Start SW Glass Breakage Sensor ECU Ignition SW Junction Connector Junction Connector ...

Page 135: ...W B L B R R B B W B W R B B R 3 6 3 4 1 10 2 21 11 29 25 4 5 W G 3 IG B1 SRLY IOUT E IND MIC GMIC IOUT GND W B L W B W B R W W B Shielded S 4 J 7 A W B L B R G Y Security W B W B W B A W B A W B W B W B Glass Breakage Sensor ECU Junction Connector Junction Connector Luggage Compartment Light SW Security Indicator TVIP ECU Unlock Warning SW R W Microphone ...

Page 136: ... W B T 2 8 3C 2 3C 3 Y B 8 HAZD Y B EHW G Y R R G Y R W W B T 3 L2 R 6 HEAD R 5 3C 6 3C W B R W W IRSG 28 W 2 1 15A DOME From Power Source System See Page 48 1 L W IE 4 IC 7 1 2 I13 4 7 Off On Door IG 3 IE 6 3 9 DMLP R W R W R B L W 4B 21 4B 19 W B W B W B R Y R 7 R Door Key Lock and Unlock SW Front LH Door Unlock Detection SW Front LH Door Key Lock and Unlock SW Front RH Door Unlock Detection SW ...

Page 137: ...om Power Source System See Page 48 1 G Y R G Y G Y B B W B W HORN Relay H 6 I11 A 6 H LP 4 IA2 1 2 5 1 3 1 HEAD Relay 1 1 40A HEAD MAIN 1 R Y R B R R D 2 R Y R 7 1 1 2 2 R W W 26 A Daytime Running Light Relay Door Courtesy SW Front LH Door Courtesy SW Front RH Door Courtesy SW Rear LH Door Courtesy SW Rear RH Horn Integration Relay PRCTY DCTY PCTY TVSS H ...

Page 138: ... Instrument Panel J B Lower Finish Panel IL 24 IM 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 4A 30 Instrument Panel Wire and Center J B Behind the Combination Meter 4B 30 Instrument Panel Wire and Center J...

Page 139: ...LLA EWD533U 139 Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points I1 I8 42 Instrument Panel Wire I2 42 Instrument Panel Wire I9 42 Instrument Panel Wire I7 ...

Page 140: ...IE 2 IF 4 IH 10 IE 1 IE IG A A Open Close Up Down IG LS1 LS2 MTR GND MTR G W R L R G W B W B W B B W B W B W B M 3 M 2 B W B W B W B W B W B P W Relay J 7 J 6 LS2 LS1 1 2 2 6 7 4 5 8 5 6 1 2 4 3 B 2 B 2 Junction Connector Junction Connector Moon Roof Control Relay and SW Moon Roof Motor and Limit SW M ...

Page 141: ...oof is not tilted up when it is open 4 Tilt Down Operation If you press the tilt down button when the tilt up of the moon roof control SW is pressed the moon roof is tilted down P W Relay 5 3 Closed with the ignition SW at ON position M2 Moon Roof Control Relay and SW 2 Ground Approx 12 volts with the ignition SW at ON position 8 Ground Always continuity Parts Location Code See Page Code See Page ...

Page 142: ... BR B B R W P R Y L W R W B W B O B BR 2 2 1 1 E 2 J 2 A J 3 B J 2 A I10 Battery EFI Relay SLT SLT S1 SL R W R W B W FL MAIN 2 0L EA1 10 IK 8 IL 5 B W S2 IC 12 B O BR Y L E 1 1 4 3 2 6 Electronically Controlled Transmission Solenoid Engine Coolant Temp Sensor Ignition SW Junction Connector Junction Connector G W Y B GR E2 A 17 16 A 15 B B 13 3 D A 19 A 28 A 18 D 1 B E 3 A E 4 B E 5 C E 6 D Engine ...

Page 143: ... 10 A A S 9 A 2 R W J 7 A10 J 4 A R B R W RB 3 1 2 A C A C B B LG V W W B W B W B W B EC P B P B 4 4C 4C 3 D 1 13 J 4 A J 5 B TC LG V W 1 w Cruise Control T 1 A T Shift Lever Position SW O D Main SW Cruise Control ECU Data Link Connector 3 Junction Connector Junction Connector Junction Connector Junction Connector Stop Light SW Throttle Position Sensor OD ECT E 3 A E 4 B E 5 C E 6 D B 14 C 18 E1 E...

Page 144: ...14 A B B C I 2 A C B C EB B O R W R W R W R W LG V W W G W G W G W G BR BR R W R W B O R W 2 3 17 1 32 4 3 10 9 V 1 S 1 O D OFF C 9 2 J 4 A J 5 B A B 2 2 J 2 A J 3 B 2 2 II2 4 IA6 14 2 w o ABS Speedometer LG V W V W Skid Control ECU with Actuator Combination Meter Junction Connector Junction Connector Vehicle Speed Sensor Combination Meter SP1 W G ...

Page 145: ...control module the engine control module operates and continuity to the lock up solenoid is cut 3 Overdrive Circuit Overdrive on When the engine is turned on from ignition off the engine control module turns the O D on When the O D main SW is pushed while the O D is off a signal is input into TERMINAL ODMS of the engine control module and the O D is turned on by the engine control module In this c...

Page 146: ...Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3C g 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter 4C 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location EA1 38 Engine Wire and Engine Room Main Wire Insid...

Page 147: ...2004 COROLLA EWD533U 147 Memo ...

Page 148: ... 48 1 3B 19 3B 16 CRUISE II2 14 B B 3C 19 3C 20 II1 4 IA5 5 2 1 IA5 14 3C 17 IC 7 IL 4 32 4 5 2 1 10 23 B B R B R L W L W L W R W B O R W R W R W L R W R W L L V W V W G R B W L G R V W L R W J 4 C13 C 9 Battery FL MAIN 2 0L B I10 IL 5 IK 8 B W M T M T M T A T R W 7 A T A T A T A T M T A 2 3 A T Shift Lever Position SW Combination Meter Cruise Control Clutch SW Ignition SW Junction Connector D 2 1...

Page 149: ...3 1 2 4 3 6 2 4 5 12 11 7 15 8 3 16 4 1 B 14 C 18 D 16 4C 3 4C 2 10 14 13 GND L G R V W G Y R L R G G O G W W B R Y W B W B G W G W W B W B P B P B L L R Y L W R W B W B W L G O R G R L R W G R V W L W B B C10 C 4 C14 D 1 E 4 B E 5 C E 6 D J 2 A J 3 B S 9 1 1 1 1 13 TC W B A J 6 1 A T Combination SW Cruise Control Actuator Cruise Control ECU Data Link Connector 3 Engine Control Module Junction Con...

Page 150: ...s higher than the set speed the current to the cruise control actuator flows from TERMINAL 7 of the ECU to TERMINAL 2 of the cruise control actuator to TERMINAL 1 to TERMINAL 15 of the cruise control ECU This causes the motor in the cruise control actuator to rotate to close the throttle valve and return the throttle cable to decrease the vehicle speed 3 Coast Control During cruise control driving...

Page 151: ...lower than the overdrive cut speed Set speed minus approx 4 km h 2 5 mph during cruise control operation such as driving up a hill the overdrive is released and the power is increased to prevent a reduction in vehicle speed After releasing the overdrive if the vehicle speed becomes higher than the overdrive return speed Set speed minus approx 2 km h 1 2 mph and the ECU judges by the signals from t...

Page 152: ...f the Instrument Panel Reinforcement 4B 30 Instrument Panel Wire and Center J B Behind the Combination Meter 4C 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IA4 40 Engine Room Main Wire and Instrument Panel Wire Left Side of the Instrument Panel Reinforceme...

Page 153: ...2004 COROLLA EWD533U 153 Memo ...

Page 154: ...ME From Power Source System See Page 48 1 IC 7 IL 4 4C 19 4C 20 4 Brake ABS IA5 17 2 1 ED 4B 21 4B 18 IE 35 2 W B W B R W R W W B A J 6 B 2 Speedometer 32 5 I10 B B R B R B R W R W B O L W L W L W 37 36 1 2 Battery 9 W G R W R C 9 FL MAIN 2 0L B W B W 2 1 Brake Fluid Level Warning SW Combination Meter Ignition SW Junction Connector ...

Page 155: ... W B W B R G B W B Y R W B B Y W W B W G B W R W G W R L P 3 10 8 11 12 TS TC SIL 17 19 30 23 1 13 26 27 28 7 6 5 4 A 3 A 4 A19 A20 R W R S 1 2 2 1 1 S 9 IB1 1 IB1 2 IB1 3 IB1 4 Skid Control ECU with Actuator ABS Speed Sensor Front LH ABS Speed Sensor Front RH ABS Speed Sensor Rear LH ABS Speed Sensor Rear RH Data Link Connector 3 Daytime Running Light Relay Parking Brake SW Stop Light SW BC1 1 BD...

Page 156: ...tor is controlled by the control signal from the skid control ECU with actuator and as a result hydraulic pressure of the wheel cylinder will be closed at both the master cylinder and reservoir sides routes and the hydraulic pressure of the wheel cylinder will be in the hold condition If increase of the hydraulic pressure volume of the wheel cylinder becomes necessary the control signals from the ...

Page 157: ...nstrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IA4 IA5 40 Engine Room Main Wire and Instrument Panel Wire Left Side of the Instrument Panel Reinforcement IA6 g IB1 40 Engine Room Main Wire and Floor Wire Cowl Side Panel LH BC1 44 Skid Control Sensor Wire LH and F...

Page 158: ...2004 COROLLA EWD533U 158 Memo ...

Page 159: ...memory system never use a back up power supply from outside the vehicle Before repairs remove the airbag sensor if shocks are likely to be applied to the sensor during repairs Do not expose the steering wheel pad front passenger airbag assembly side airbag assembly seat belt pretensioner airbag sensor assembly front airbag sensor assembly or side airbag sensor assembly directly to hot air or flame...

Page 160: ...3 4 2 3 A LBE LSP LSP G Y L W B W G R B G W G Y B B L W W B W B W B B G Y B L W B B R B R B B W RBE 2 I10 B 6 B 7 A12 A A13 B A14 C W B W B J 7 FL MAIN 2 0L Battery Airbag Sensor Assembly Buckle SW LH Seat Position Sensor Buckle SW RH Occupant Detection Sensor Ignition SW Junction Connector VS GND Seat Position Sensor Buckle SW Buckle SW Occupant Detection Sensor ...

Page 161: ... Y B Y Y B Y R Y G Y R Y G GR L L W LG B P L GR L Y LG P VUPR FSR SSR ESR VUPL FSL SSL ESL SFR SFR SFL SFL 1 1 1 1 1 1 1 1 1 1 1 1 S 6 S 7 S10 S11 A12 A A13 B A14 C P12 P13 A16 A15 Airbag Sensor Assembly Airbag Squib Front Passenger Airbag Assembly Airbag Squib Steering Wheel Pad Pretensioner LH Pretensioner RH Side Airbag Sensor LH Side Airbag Sensor RH Side Airbag Squib LH Side Airbag Squib RH V...

Page 162: ... 13 IK 8 4C 14 4B 18 4B 21 IE 10A GAUGE From Power Source System See Page 48 IG 2 15A DOME 1 39 2 32 12 11 4 5 A 14 13 7 11 A A W B B Y W B W B B Y L R P B Y W B W B Y W B W B P B L R B Y P B L R B Y B O B O B W L W G Y 3B 22 IC 7 4C 20 IL 4 4C 19 3B 16 L W L W L W R W R W E2 E1 GSW2 TC SIL LA IG2 D 1 J 6 J 7 C 9 E 6 TC SIL A B SRS Airbag Sensor Assembly Airbag Sensor Front LH Airbag Sensor Front ...

Page 163: ...to soften the shock of side to the driver and front passenger The pretensioners make sure of the seat belt restrainability Parts Location Code See Page Code See Page Code See Page A5 32 B6 34 J7 35 A6 32 B7 34 P12 37 A12 A 34 C9 34 P13 37 A13 B 34 D1 34 S6 35 A14 C 34 E6 34 S7 35 A15 34 I10 35 S10 37 A16 34 J6 35 S11 37 Relay Blocks Code See Page Relay Blocks Relay Block Location 1 22 Engine Room ...

Page 164: ...oints Code See Page Ground Points Location IE 40 Behind the Combination Meter IG 40 Right Kick Panel Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points I6 42 Instrument Panel No 3 Wire ...

Page 165: ...2004 COROLLA EWD533U 165 Memo ...

Page 166: ...lenoid 10A ECU IG IF 9 3A 11 3A 16 3B 5 7 3B 3C 3C 10 13 IC IL 1 5 S 9 15A STOP From Power Source System See Page 48 IC 14 IG A B W R W G W G W G W B W W B W B 1 5 3 E IG STP SLS SLS S 5 J 7 1 2 Junction Connector Shift Lock Control ECU Stop Light SW ...

Page 167: ... than P S5 Shift Lock Control ECU 5 Ground Approx 12 volts with the ignition SW at ON position 1 Ground Always continuity 3 Ground Approx 12 volts with the brake pedal depressed S9 Stop Light SW 2 1 Closed with the brake pedal depressed Parts Location Code See Page Code See Page Code See Page J7 35 S5 35 S9 35 Junction Block and Wire Harness Connector Code See Page Junction Block and Wire Harness ...

Page 168: ... 5 1 3 3 3 3 3 IL 3 ID 1 1 17 2 16 4 5 18 15 14 R W L W L W L W G R W R W W B W B W B L B 2 3B 16 3B 22 2 R W G 4 G W 4 G W 3 G W 3 G B 3 G W 3 G W 3 G 3 C12 D 2 TAIL Relay Buzzer U 1 D 4 J 6 C 9 1 w Door Lock Control 2 w o Door Lock Control 3 USA 4 Canada 2 1 4A 15 4A 14 L B 1 L B 1 I 4 13 10 Combination Meter Combination SW Daytime Running Light Relay Door Courtesy SW Front LH Junction Connector...

Page 169: ...e combination meter As a result the buzzer in the combination meter goes on and warns the driver that the key is remaining in the key cylinder C9 Combination Meter 4 Ground Approx 12 volts with the ignition SW at ON position 18 Ground Approx 12 volts with the light control SW at Tail or Head position 17 Ground Continuity with the driver s door open 2 Ground Always continuity D4 Door Courtesy SW Fr...

Page 170: ...004 COROLLA EWD533U 170 Light Reminder Buzzer and Key Reminder Buzzer Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points I4 42 Instrument Panel Wire ...

Page 171: ...2004 COROLLA EWD533U 171 Memo ...

Page 172: ...II2 5 C C EB BR BR BR W B W B W B W B W B L W G Y G Y L W W B R W L W L W L W R W R W W B B 7 B 6 J 7 J 3 C 9 1 2 3A 15 3A 14 3A 11 Buckle SW LH Buckle SW RH Combination Meter Junction Connector Junction Connector 3B 11 3 1 4B 18 4B 21 IE A BR BR 2 6 PASSENGER R W L Junction Connector J 6 F 7 Front Passenger Seat Belt Warning Light 2 4 B Occupant Detection Sensor Buckle SW Occupant Detection Senso...

Page 173: ...gnition SW at ON position 1 Ground Always continuity Parts Location Code See Page Code See Page Code See Page B6 34 F7 35 J7 35 B7 34 J3 35 C9 34 J6 35 Relay Blocks Code See Page Relay Blocks Relay Block Location 1 22 Engine Room R B 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 Ins...

Page 174: ...IG 2 40A DEFOG From Power Source System See Page 48 1 3 2 5 IL 10 IE IM 4 ID1 8 B 5 1 BJ 5 4 2 IG D E B B B B B B W B R15 A R16 B N 2 DEF Relay R 5 A 1 B 1 1 2 3B 22 3B 14 R W R W Rear Window Defogger SW Rear Window Defogger Noise Filter Rear Window Defogger ...

Page 175: ...Panel J B Lower Finish Panel IM 24 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location ID1 42 Instrument Panel Wire and Floor Wire Left Kick Panel Ground Points Code See Page Ground Points Location IE 40 Behind the Combination Meter BJ 44 Under ...

Page 176: ...FR A 8 1 L W B BR P V LG L P 2 V 2 LG 2 L 2 LG 1 L 1 L 1 LG 1 P 1 V 1 P V IF R 3 A R 4 B A17 T 4 T 5 F 9 F 8 1 w Tweeter 2 w o Tweeter IC2 4 IC2 3 IJ1 4 IJ1 3 1 2 1 2 2 1 2 1 4C 20 4C 17 L W L W 1 2 Antenna Amplifier Front Door Speaker LH Front Door Speaker RH Radio and Player Tweeter LH Tweeter RH 1 1 BE1 1 BE1 2 BF1 1 BF1 2 LG 1 L 1 L 1 LG 1 ...

Page 177: ...177 15A CIG From Power Source System See Page 48 IF 8 3A 10 3A 7 A 3 B 2 B 6 B 1 B 3 ACC RL RL RR RR R 3 A R 4 B GR GR B Y R W W R Y B R13 R14 ID1 2 ID1 6 ID1 1 ID1 5 1 1 2 2 Radio and Player Rear Speaker LH Rear Speaker RH ...

Page 178: ...t Panel J B Lower Finish Panel IL 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 4C 30 Instrument Panel Wire and Center J B Behind the Combination Meter Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IC2 40 Front Door ...

Page 179: ...2004 COROLLA EWD533U 179 Memo ...

Page 180: ...A4 B R 2 2 I10 R W w o ABS w o ABS R W R W J 4 A J 5 B V 1 10A HEAD RH UPR From Power Source System See Page 48 1 R 2 1 IA6 6 14 R 5 L W 4C 19 4C 20 L W R 20 R W 17 Y R 8 Door Courtesy SW Front RH Rear LH RH Integration Relay Door Courtesy SW Front LH Engine Control Module R W IE A A 2 3 W G w o ABS BR w o ABS W B W B B W R W 13 W B W B C 9 J 6 Combination Meter Ignition SW Junction Connector Junc...

Page 181: ...A6 14 I 2 9 A C B C B C II2 5 EB 1 W G W G BR BR BR BR W G w o ABS W G w ABS BR w o ABS J 2 A J 3 B Skid Control ECU with Actuator 4 B 19 L B 16 G Y 12 L W 11 Engine Control Module Unlock Warning SW Buckle SW LH Buckle SW RH 3 2 ID2 5 ID2 13 22 7 BR Y BR Y F10 4 R W R W W G w o ABS BR w o ABS W B W B B W B W C 9 Combination Meter Fuel Sender Junction Connector w ABS ...

Page 182: ... Signal Flasher Relay L G B G Y 32 B O IA6 3 IA6 10 2 1 26 30 B B L B B L A 7 Engine Control Module Generator 31 33 3 Y R Y LG 23 Cruise Control ECU G R B W 4B 18 4B 21 2 W B W B 2 1 EA IA6 13 34 W 1 L W L W W B C 9 Front Passenger Seat Belt Warning Light IK 8 IL 5 Ambient Temp Sensor Combination Meter Washer Level Sensor Canada Canada Canada ...

Page 183: ... 35 B B B B 2 J 1 E 1 W R R W B w o ABS W B w o ABS W B R W w o ABS R W w o ABS R W w o ABS R W R W W B w o ABS w ABS Skid Control ECU with Actuator Skid Control ECU with Actuator R W w o ABS 28 W R Rheostat 39 B Y Airbag Sensor Assembly C 9 Daytime Running Light Relay W R R Brake Fluid Level Warning SW Combination Meter Junction Connector Oil Pressure SW w ABS w ABS ...

Page 184: ...nstrument Panel J B Lower Finish Panel IG 25 IK Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IL 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel IM 1A 22 Engine Wire and Engine Room J B Engine Compartment Left 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 4B 30 Instrument Panel Wire and Center J B Behind the Combina...

Page 185: ...2004 COROLLA EWD533U 185 Splice Points Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points E1 38 Engine Room Main Wire I2 42 Instrument Panel Wire ...

Page 186: ... IG IC 13 3 2 5 1 1 1 1 1 IA5 7 IA5 6 2 5 1 3 4 1 1 1 1 2 3 E 4 EA ED 1 2 1 1 2 LG B LG LG LG B LG B W B L W W B W B W B W B B R W R LG B B W B W B W W R E 6 R 1 P 2 R 2 Single FAN NO 1 Relay FAN NO 2 Relay 1 2 Engine Control Module Pressure SW Radiator Fan Motor Radiator Fan Resistor 6 CF FAN 7 M ...

Page 187: ... the RDI FAN fuse to FAN NO 1 relay Point side to radiator fan motor to TERMINAL 3 of the FAN NO 2 Relay to TERMINAL 5 to GROUND and the radiator fan motor rotates at high speed P2 Pressure SW 3 2 Open below approx 12 5 kgf cm2 178 psi 1225 kpa Close above approx 15 5 kgf cm2 220 psi 1520 kpa Parts Location Code See Page Code See Page Code See Page E6 34 R1 33 P2 33 R2 33 Relay Blocks Code See Pag...

Page 188: ... 3B 18 3B 22 40A HEATER From Power Source System See Page 48 IM 2 10A A C IM 5 IC 3 IF 7 IG IH1 1 IH1 2 IH1 6 IH1 5 W B L W B R W W B R W B W B R W HTR Relay HI M2 M1 1 3 2 5 A A A R W L W B Blower Resistor B 5 J 7 B 3 4 1 2 6 5 1 2 R W R W B W 2 1 4 I 7 A Blower Motor Blower SW Junction Connector B 4 B W L B R W B 1 3 2 4 M ...

Page 189: ...2 1 R W E2 E 3 A E 5 B P 2 A 1 A C Thermistor M G CLT Relay 9 8 6 7 4 3 4 1 1 A C Magnetic Clutch Engine Control Module Pressure SW M FRS REC On A C SW Off FRS REC Air Inlet Control SW L W A C SW A 8 Air Inlet Control SW Defroster Mode Detection SW Air Inlet Control Servo Motor A11 IG GND FRS REC A C AIND Junction Connector J 3 FACE B L FOOT F D DEF Defroster Mode Detection SW 2 B PRS THR ACMG ACL...

Page 190: ... SW to TERMINAL 5 to GROUND At this time resistance of the blower resistor is smaller than at M1 position so the blower motor rotates at medium high speed High speed operation When the blower SW is moved to HI position the current flows to TERMINAL 6 of the blower SW to TERMINAL 5 to GROUND causing the HTR relay to turn on This causes the current flows from the HEATER fuse to TERMINAL 5 of the HTR...

Page 191: ...nnector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location EA1 38 Engine Wire and Engine Room Main Wire Inside of the Engine Room R B IA6 40 Engine Room Main Wire and Instrument Panel Wire Left Side of the Instrument Panel Reinforcement IH1 42 Instrument Panel Wire and A C Sub Wire Left Upper Side of the Blower Unit II2 42 Engine Wire and I...

Page 192: ... 1 IH1 2 IH1 6 IH1 5 2 1 B 5 J 7 B 3 B W L W R W B B L W W B W B W B B W B W L W W B Blower Resistor HTR Relay 2 1 I 7 20 3A 11 3A G W W B 8 W B L W 9 3B 13 3B 18 R W 6 7 A B R W R W R W B W W B Blower Motor Blower SW Junction Connector 1 2 5 M FRS REC IG FRS RSC GND FRS REC Air Inlet Control SW Air Inlet Control SW A 8 Air Inlet Control Servo Motor A11 B 4 M 1 3 2 4 B W L B R W B ...

Page 193: ...r Finish Panel IM 24 Instrument Panel Wire and Instrument Panel J B Lower Finish Panel 3A 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement 3B 28 Instrument Panel Wire and RH J B Right Side of the Instrument Panel Reinforcement Connector Joining Wire Harness and Wire Harness Code See Page Joining Wire Harness and Wire Harness Connector Location IH1 42 Instrument ...

Page 194: ...t RH E 1 E 1 E 1 E 1 E 1 W B Washer Level Sensor E 1 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 A C A A B B Engine Control Module W B W B E01 E02 B B E1 E03 EC Ignition Coil and Igniter No 1 Ignition Coil and Igniter No 2 Ignition Coil and Igniter No 3 W B Ignition Coil and Igniter No 4 E 2 E 2 W B W B W B W B BR Heated Oxygen Sensor Bank 1 Sensor 1...

Page 195: ...T Relay IG1 Relay Noise Filter II 3 II 10 IH 10 B 3 Door Lock Control SW Front RH Door Key Lock and Unlock SW Front RH Door Lock Motor Front RH Door Unlock Detection SW Front RH 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 W B W B A A A A A A W B J 7 IA5 3 W B IG1 4 IG1 2 W B W B E2 E1 Airbag Sensor Assembly EP Combination Mete...

Page 196: ... W B W B A A A A A A A A W B W B J 6 EW Combination SW EL Combination SW IF1 2 W B Combination Meter W B J 8 A J 9 B BI A A A Rear Combination Light RH Rear Combination Light LH Door Control Receiver A A Rear Combination Light RH B A B W B W B High Mounted Stop Light License Plate Light RH B A Rear Combination Light LH W B W B Radio and Player W B Fuel Pump W B BH License Plate Light LH IF W B W B...

Page 197: ...r LH Wire and Instrument Panel Wire Left Kick Panel IF1 42 Console Box Wire and Instrument Panel Wire Under the Instrument Panel Center IG1 42 Instrument Panel Wire and Instrument Panel No 3 Wire Front Side of the Parking Brake Lever IH1 42 Instrument Panel Wire and A C Sub Wire Left Upper Side of the Blower Unit II1 42 Engine Wire and Instrument Panel Wire Blower Unit RH II2 42 Engine Wire and In...

Page 198: ...2004 COROLLA EWD533U 198 J POWER SOURCE Current Flow Chart ...

Page 199: ...2004 COROLLA EWD533U 199 J ...

Page 200: ...or Light Light Reminder Buzzer and Key Reminder Buzzer Radio and Player Seat Belt Warning SRS TVIP System Wireless Door Lock Control 154 106 180 148 70 86 90 168 176 172 159 134 126 15A EFI Electronically Controlled Transmission Engine Control 142 58 15A FOG Fog Light 76 30A ABS NO 1 ABS 154 30A MAIN ABS Charging Combination Meter Cruise Control Electronically Controlled Transmission Engine Contro...

Page 201: ...Up Light Charging Combination Meter Cruise Control Electronically Controlled Transmission Engine Control Fog Light Headlight Heater Interior Light Light Reminder Buzzer and Key Reminder Buzzer Moon Roof Power Window Rear Window Defogger Seat Belt Warning SRS Turn Signal and Hazard Warning Light 154 188 112 96 56 180 148 142 58 76 70 192 90 168 140 114 174 172 159 78 10A M HTR DEF I UP Engine Contr...

Page 202: ...ngine Control Shift Lock Stop Light 154 148 142 58 166 94 15A TAIL Clock Engine Control Headlight Illumination Light Reminder Buzzer and Key Reminder Buzzer Taillight 106 58 70 86 168 82 15A WASHER Wiper and Washer 98 25A DOOR Door Lock Control Interior Light Wireless Door Lock Control 118 90 126 25A WIPER Wiper and Washer 98 30A POWER Moon Roof Power Window 140 114 40A DEFOG Rear Window Defogger ...

Page 203: ...2004 COROLLA EWD533U 203 Memo ...

Page 204: ...1 2 3 4 5 6 7 8 9 101112 A B Yellow A12 2425 23 26 22 2021 28 27 1 2 3 4 5 6 7 8 9 1011121314151617 1819 A B Yellow A13 1 2 3 4 5 6 7 8 9 101112 A B Yellow A14 1 2 3 4 Yellow A15 1 2 3 4 Yellow A16 1 A17 1 2 3 4 A18 1 2 Black A19 1 2 Black A20 1 2 Gray B 1 1 2 Gray B 2 1 2 B 3 1 2 3 4 Black B 4 1 2 3 4 5 6 7 8 B 5 1 2 3 4 5 6 B 6 1 2 3 4 B 7 1 2 Gray C 1 1 2 Brown C 2 1 2 Gray C 3 1 2 3 4 Black C ...

Page 205: ... 10 3 Black C10 1 2 3 4 5 6 7 8 9 10 Black C11 1 2 3 4 5 6 7 8 9 10 11 12 13 C12 1 2 C13 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 C14 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 D 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 D 2 5 4 3 2 1 D 3 1 D 4 1 D 5 1 D 6 1 D 7 1 2 3 4 5 6 7 8 9 10 D 8 1 2 3 4 5 6 7 8 9 10 D 9 1 2 3 4 5 6 D10 6 9 5 8 14 7 15 4 17 2 1 18 16 3 11 13 10 12 D11 1 2 3 4 5 6 D12 ...

Page 206: ...10 E 4 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 5 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 6 1 2 Gray F 1 1 2 Gray F 2 1 2 3 Gray F 3 1 2 3 Gray F 4 1 2 3 Black F 5 1 2 3 4 5 Black F 6 1 3 2 F 7 1 2 F 8 1 2 F 9 1 2 3 4 5 F10 1 2 3 Black G 1 1 G 2 1 2 3 4 5 6 7 8 G 3 1 2 Black H 1 1 2 Gray H 2 1 2 ...

Page 207: ...n I 5 1 2 Gray I 6 1 2 Gray I 7 1 2 Gray I 8 1 2 Gray I 9 1 2 4 5 3 6 I10 11 10 3 2 12 1 15 16 14 13 17 4 5 6 7 8 9 18 19 20 21 22 23 24 25 26 I11 1 2 3 4 5 7 6 Black I12 1 3 2 I13 B B A A A C C C D D D B Black J 1 E H H E D H H D C G G C C G F B B F F A A F J 2 J 3 A A A A A A B B B C C C J 4 J 5 A A A A A A A A A A A J 6 A A A A A A A A J 7 J 8 J 9 J10 1 2 Black K 1 1 2 Gray L 1 1 2 Gray L 2 1 2...

Page 208: ... 3 4 5 P 6 1 2 3 4 5 P 7 1 2 3 4 5 6 P 8 1 2 3 4 5 6 P 9 1 2 3 4 5 6 P10 1 2 3 4 5 6 P11 2 1 Yellow P12 2 1 Yellow P13 2 1 Gray R 1 2 1 Black R 2 1 2 3 4 5 6 7 8 9 10 R 3 1 2 3 4 5 6 R 4 1 2 3 4 5 Black R 5 1 2 3 4 5 6 7 8 9 10 R 6 1 2 3 4 5 6 7 8 R 7 2 3 4 1 R 9 1 2 R10 2 3 4 1 R11 1 2 R12 2 1 R13 2 1 R14 1 Black R15 1 Black R16 1 2 3 R17 ...

Page 209: ...ellow S 7 3 4 2 1 S 8 1 3 2 4 1 Blue S 9 1 3 2 4 2 Black S 9 1 2 3 4 Yellow S10 1 2 3 4 Yellow S11 1 2 3 Black T 1 1 2 3 4 5 6 7 8 Black T 2 4 22 3 21 24 1 26 23 6 2 27 7 28 8 30 10 31 11 32 12 33 13 35 15 36 16 37 17 38 18 29 9 5 25 34 14 39 19 40 20 T 3 1 2 T 4 1 2 T 5 1 2 Black U 1 1 2 3 Black V 1 1 2 Black V 2 1 2 Blue V 3 1 2 3 Black V 4 1 2 Black V 5 1 2 Black W 1 1 w Cruise Control 2 w o Cr...

Page 210: ...980 11950 C 8 Clutch Start SW 90980 10825 C 9 Combination Meter 90980 12169 C10 Combination SW 90980 12183 C11 Combination SW 90980 12008 C12 Combination SW 90980 12007 C13 Cruise Control Clutch SW 90980 10906 C14 Cruise Control ECU 90980 12094 D 1 Data Link Connector 3 90980 11665 D 2 Daytime Running Light Relay 90980 12034 D 3 Door Control Receiver 90980 11909 D 4 Door Courtesy SW Front LH D 5 D...

Page 211: ...e SW 90980 11363 P 1 Power Steering Oil Pressure SW 90980 11428 P 2 Pressure SW 90980 10943 P 3 Parking Brake SW 90980 10871 P 4 Power Outlet Rear 90980 10760 P 5 Power Window Control SW Front RH P 6 Power Window Control SW Rear LH 90980 10789 P 7 Power Window Control SW Rear RH P 8 Power Window Motor Front LH P 9 Power Window Motor Front RH 90980 10797 P10 Power Window Motor Rear LH 90980 10797 P...

Page 212: ...ame Part Number Note Not all of the above part numbers of the connector are established for the supply 2004 COROLLA EWD533U 212 V 3 VSV EVAP 90980 11156 V 4 Vapor Pressure Sensor 90980 11143 V 5 VSV Vapor Pressure Sensor 90980 11859 W 1 Washer Level Sensor 90980 11068 ...

Page 213: ...L Code Part Name Part Number Code Part Name Part Number 2004 COROLLA EWD533U 213 ...

Page 214: ...M OVERALL ELECTRICAL WIRING DIAGRAM 2004 COROLLA EWD533U 214 ...

Page 215: ...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 216: ...Transmission 10 2 Engine Control 3 2 Fog Light 4 8 Headlight 4 3 Heater 27 2 Horn 21 4 Ignition 1 3 Illumination 8 2 Interior Light 9 2 Key Reminder Buzzer 19 4 Light Reminder Buzzer 19 3 Moon Roof 18 3 Power Outlet 21 3 Power Source 1 27 1 Power Window 17 2 Radiator Fan 25 3 Radio and Player 23 2 Rear Window Defogger 22 2 Remote Control Mirror 20 2 Seat Belt Warning 19 2 Shift Lock 18 4 SRS 13 2 ...

Page 217: ...Igniter No 1 Ignition Coil and Igniter No 2 Ignition Coil and Igniter No 3 Ignition Coil and Igniter No 4 Ignition SW Junction Connector Noise Filter Ignition Starter G A G A G A IL 5 IC 12 A A A A E B 12 II2 3 IA2 B 10 IA5 Clutch Start SW C 8 Junction Connector J 2 A Junction Connector J 2 A J 3 B Engine Control Module 3 3 R R R R R B B B B B B B R Engine Control Module 3 3 A T A T M T M T B M T ...

Page 218: ...31 32 B O 5 EA1 W W Charging P ow er S ource W Charge W B Y Ignition SW I10 Y B G R W J 4 A J 5 B Combination Meter C 9 J 6 J 7 W Daytime Running Light Relay 4 2 G 1 A G 2 B 2 1 3 5 Generator Junction Connector Junction Connector Junction Connector IF 12 IM 6 15A AM2 2 IA4 B R IL 5 IK 8 3B 10 3B 9 3B 8 Y Y B W IG 2 IF 4 IH 10 IA 1 IF 2 R W 3B 22 3B 20 R W IG1 Relay 10A GAUGE 1 A L 3 A 1 B 2 A S B ...

Page 219: ... 5 C E 6 D F10 Combination Meter Engine Control Module Fuel Pump Ignition SW IK 8 IC 12 IL 5 10 EA1 IJ 7 15A AM2 6 IM B W B W 2 3 2 1 2 1 2 1 2 1 B W L 2 A 3 A 4 A 20 30 40 C A C A B B B B EC 2 1 7 A 5 A 6 A 12 A W B 1 B W B W B W B W W B B L L B B B W B W B E01 RSO E02 EVP B W B W II1 8 B B DUTY GND VISC 5 BW B E03 B II2 17 L 2 1 1 C L B CCV V 2 J 4 A J 5 B I 1 V 3 I 6 I 7 I 8 I 9 Injector No 1 I...

Page 220: ... R B C A Mass Air Flow Meter Engine Coolant Temp Sensor Engine Control Module Junction Connector Throttle Position Sensor A 2 1 14 A B Y Y OCV OCV C 2 15 Camshaft Timing Oil Control Valve VVT TAIL Relay USA 8 2 2 B F J 2 A J 3 B B D A B Junction Connector A B 1 3 2 PTNK D 21 7 II2 1 ID2 BR BR BR BR L Y Y BR Y Y BR Y LG V 4 Vapor Pressure Sensor 2 ID2 L TBP D 4 8 ID2 V 5 1 2 VSV Vapor Pressure Sens...

Page 221: ...1 B HT OX Camshaft Position Sensor Crankshaft Position Sensor Data Link Connector 3 Engine Control Module Heated Oxygen Sensor Bank 1 Sensor 2 Junction Connector Junction Connector Junction Connector Knock Sensor B 1 3 4 2 H 5 Heated Oxygen Sensor Bank 1 Sensor 1 B B EKNK B 2 3B 2 4C 3 3B 3 4C 4 Combination Meter 24 2 V W SPD 17 C P B B BR 4B 3 4 4B 1 4B 2 4B BR 1 W 18 II2 9 II2 B W 1 4B 16 1 3B 4...

Page 222: ...nation SW Ignition SW 3B 22 3B 12 CHG Generator 2 2 8 Y FOG 4 G O 1 IE1 1 CLTB G Y IE1 3 CSO 19 G O 4 CLTS G B IE1 2 CSE 18 G R 3 CLTE G W Daytime Running Light Relay D 2 Automatic Light Control Sensor A18 R W 10 BRK Skid Control ECU with Actuator w ABS 12 4 Combination Meter w o ABS 24 8 1 Parking Brake SW P 3 R B 11 PKB 2 E W B ED A 3 IA4 W B 3C 4 3C 5 3C 6 8 R Integration Relay 15 7 R R R B E R...

Page 223: ...1 1 1 1 W B W B R R G Fog Light SW 4 On 2 OFF LFG G O R Y W B G BFG FOG Relay R Y Combination SW Front Fog Light LH Front Fog Light RH IA5 9 B R C G O Fog Light R R G High Beam 13 W B 1 2 1 2 Headlight LH High H 1 Headlight RH High H 3 W B W B EA 1 10A HEAD LH LWR 10A HEAD RH LWR 1 1 2 2 1 1 R Headlight LH Low R W H 2 2 1 1 2 Headlight RH Low H 4 R B IA4 1 R B R B R B R B W B W B ED W B Front Left...

Page 224: ... TR 6 5 7 3 2 W B T 2 Combination Meter Combination SW Front Turn Signal Light LH Front Turn Signal Light RH Ignition SW Turn Signal Flasher Relay 4B 17 4B 15 3A 21 4B 18 3A 11 4B 21 ID 12 ID 17 IC 1 IC 8 IH 12 IG 5 IH 13 IG 6 IH 11 IK 1 IL 9 3C 3 3C 2 3C 1 Integration Relay 15 3 R 9 Rear Combination Light LH R11 Rear Combination Light RH IF 4 IF 2 IG 2 3B 22 3B 15 8 IA5 IF 12 IH 5 Hazard SW H 7 W...

Page 225: ... A IC 2 ID 2 IL 2 2 1 A A W B G G G G G W B 4B 21 4B 11 A IE W B W B W B W B W B Junction Connector J 8 A A Junction Connector J 6 15 G W Junction Connector J 1 Front Parking Light LH F 3 Front Parking Light RH F 4 Rear Combination Light LH R 9 Rear Combination Light RH R11 License Plate Light LH L 1 License Plate Light RH L 2 W B Junction Connector J 8 A J 9 B W B G W G W Canada Canada USA USA US...

Page 226: ...9 G W Engine Control Module 3 7 W B G W G W High Mounted Stop Light Rear Combination Light LH Rear Combination Light RH Stop Light SW IC 5 IL 1 ID 7 3C 13 3C 11 3C 10 3C 12 G W Shift Lock Control ECU 18 4 Cruise Control ECU 11 4 G W G W G W G W Junction Connector J 8 A J 9 B R W C B C B B A B A W B G W 2 1 High Mounted Stop Light H 9 Junction Connector J 8 A A A Bulb Type Bulb Type LED Type LED Ty...

Page 227: ...ower SW Cigarette Lighter Illumination Combination Meter Rheostat Rear Window Defogger SW Hazard SW Junction Connector A T Shift Lever Illumination IH 7 IB 1 Taillight System 6 1 G W B W B W B W B W B G G W B G G G G G W B W B 5 1 G W G LED ILL TAIL 4B 19 4B 21 Engine Control Module 3 6 OFF Tail Head E T 10 13 1 4C 20 4C 18 G W 2 G 2 Light Control SW Combination SW C12 15A DOME 1 IL 4 IC 7 L W L W...

Page 228: ...B 1 Cont next page Combination Meter Ignition SW Junction Connector Junction Connector L W L W L 3 R W Luggage Compartment Light IF 2 IF 12 ID 1 IE 1 IL 3 IK 4 IL 4 IE 6 IH 10 IF 4 IC 7 Integration Relay I11 A 4C 20 4C 19 W B L W IE 4 Door Courtesy SW Front LH D 4 R W R TVIP ECU 16 4 A GND R W 2 1 5 w Automatic Glare Resistant EC Mirror R R F B 2 5 1 2 D ID 4 L W B 1 5 A A Interior Light I13 TVIP ...

Page 229: ...7 4B R W 3 Rheostat R 7 LP PCTY R W R W 3 A 13 A R W 4 4 4 Integration Relay 4 w Door Lock Control 3 w o Door Lock Control B R W TVIP ECU 16 3 7 5 w Automatic Glare Resistant EC Mirror 3 4 R W F B 2 5 D B 1 5 1 3 Personal Light I12 6 1 B B 1 5 2 5 6 w o Automatic Glare Resistant EC Mirror 7 w TVIP System 2 1 5 B 1 6 Door Off On Personal Light M 2 4B 19 IE Behind the Combination Meter A 21 4B W B W...

Page 230: ...7 C 18 C Cruise Control ECU 11 3 B B W B O BATT THW VTA VC SPD OD1 B SLT SLT S1 SL S2 B Y R W R W W W B W R W B W R W R Y L L W R Y P R W B W B B W B W B B B I10 R W E 3 A E 4 B E 5 C E 6 D SLT SLT S1 SL S2 Engine Control Module Ignition SW Electronically Controlled Transmission Solenoid E 1 IF 12 IF 2 IG 2 IF 4 IH 10 15A AM2 6 IM 2 IA4 B R IC 12 STP C 19 IK 8 IL 5 1 IA2 10 EA1 B W B W B W 4B 3 4B...

Page 231: ... E02 E03 EC 5 B A C A C A 6 B B 7 A W B E01 W B W B W B W B J 4 A J 5 B W B W B W B R10 1 2 R B R W 13 II2 R W M T BI R B 2 1 R B R B 2 1 BH IK 10 B B R B B 1 R12 J 4 J10 Back Up Back Up Back Up Light SW Combination Meter Engine Control Module Junction Connector Junction Connector Junction Connector A T Shift Lever Position SW Rear Combination Light LH Rear Combination Light RH LG A A A A J 4 A Ju...

Page 232: ...odule 10 4 Engine Control Module 3 7 1 A T W B A T A T 3C 20 3C 17 3C 19 3B 6 3B 5 B W Cruise Control ECU C14 CRUISE CCS ECC 3 Cruise Control Actuator C 4 13 IA5 12 IA5 4 IA5 R L R G G O Stop Light SW S 9 Junction Connector J 6 4B 21 4B 12 4B 13 4B 14 W B W B W B B B 14 II2 R W A T Cruise Control Clutch SW C13 5 IA5 14 IA5 L M T 3B 19 R W M T 32 23 2 IF IG 2 5 IG2 ST2 6 AM2 B W Ignition SW I10 6 I...

Page 233: ...D G 4 2 32 37 36 IG1 Relay W R Y B 11 IA6 GR GR 10 TS W C 9 J 6 A 3 A 4 A19 A20 I10 IA 1 S 1 B W R W 12 PKB 15 IA5 R W G W W G 16 17 STP SP1 Stop Light SW 7 2 Combination Meter 24 3 ABS Speed Sensor Front LH ABS Speed Sensor Front RH ABS Speed Sensor Rear LH ABS Speed Sensor Rear RH Combination Meter Ignition SW Junction Connector Skid Control ECU with Actuator 35 Combination Meter System 24 7 IF ...

Page 234: ...uib Steering Wheel Pad Ignition SW Pretensioner Front LH Pretensioner Front RH Side Airbag Sensor RH Side Airbag Squib LH Side Airbag Squib RH 12 A 9 A 10 A 7 A ESL SSL FSL VUPL 1 GR L 1 2 L W 1 3 LG B 1 4 P L 1 S10 Side Airbag Sensor LH 10 B P Y R 11 B P Y G 3 4 16 B D2 Y V 17 B D2 Y O 1 2 3 4 Y D B 13 Y B D B 14 3 IG1 Combination Meter 19 3 3 A LSP G W 4 5 R B LSP A 4 11 A LBE G 2 4 2 3 8 C RBE ...

Page 235: ...27 B E1 W B 28 B E2 W B Combination Meter 4B 18 4B 21 II 10 II 3 II 7 II 1 II 2 II 5 IH 10 IF 4 IJ 6 IJ 4 IJ 5 IJ 1 II 8 IK 8 IL 5 4C 14 4C 15 4C 13 J 7 Junction Connector B Y Junction Connector J 6 B Y Engine Control Module 3 7 A B W Y P B L R W B A Airbag Sensor Assembly A12 A A13 B A14 C Data Link Connector 3 3 11 3 12 Right Kick Panel Behind the Combination Meter ...

Page 236: ... Relay W B 4 8 9 7 6 5 L Y W Wiper SW Combination SW Front Wiper Motor Ignition SW Junction Connector 5 E Off Washer SW 10A GAUGE IF 4 IC 11 IL 7 IC 9 IF 2 IA 1 IE 5 9 IA2 8 IA2 7 IA2 6 IA2 IF 12 B L C11 F 6 I10 J 6 W B 1 2 M Front Washer Motor F 5 IG A 10 IH 1 IE A utomatic G lare R esistant E C M irror with C ompass 7 6 Junction Connector J 7 Junction Connector J 6 W B W B B L B L Behind the Com...

Page 237: ...IC1 Lock Unlock Detection M 8 IC1 IC1 9 9 10 8 1 4 G L Y W R L 6 A 19 A 1 A W B L W L L Y W R L W L L W L G R W B W B L L W L L W 7 2 6 B 1 5 A 5 B 8 A 3 A 1 3 B 2 4A 22 4A 19 4A 20 4A 17 4A 21 4A 18 3 6 5 Door Key Lock and Unlock SW Front LH D 8 Door Lock Motor Front LH Door Unlock Detection SW Front LH W B 10 IG 1 B 25 A Y B HAZ Turn Signal Flasher Relay 5 4 B C D L G A W B W B W B A W B 6 IC1 1...

Page 238: ...nction Connector W B 11 IJ2 IJ2 10 Lock Unlock M 8 IJ2 IJ2 9 6 5 1 4 G L B R L M 8 BA1 BA1 3 1 4 R L M 8 BB1 BB1 3 1 4 R L 7 A 5 A G G L B R L L B R L R L R L G W B 4A J 8 A J 9 B W B 8 D 3 Door Control Receiver RDA PRG B Integration Relay I11 A L D C B L Y L B 8 IJ Unlock Warning SW 19 4 HORN A G Y HRLY A R Daytime Running Light Relay 4 3 10 11 4 3 w TVIP System W ireless Door Lock C ontrol HORN ...

Page 239: ... W B1 6 R HEAD Daytime Running Light Relay 4 3 Turn Signal Flasher Relay 5 4 HAZD Y B 8 9 R W DMLP B W B W R B R B R B R B 8 TRIG 1 S B 3 4 IOUT MIC 5 6 GND GMIC W B 3 4 1 2 W B W Shielded W B R W R W 25 IND Glass Breakage Sensor ECU G 3 Security Indicator S 4 IRSG W 28 18 L B UL2 LSWP W R 38 37 W LSWD UL3 L Y 17 Integration Relay 9 8 15 3 15 5 15 7 L B 12 KSW Unlock Warning SW 19 4 Door Key Lock ...

Page 240: ...ndow Motor Rear RH W B B B B B B W B B Y 30A POWER B B B W B Y G G R L W R G L B R B L R Y G W B G R L W R G L B L R R B L R R B L R R B L W G R G R L W B R G L B B B B B W B G Y G Y G Y P ow er W indow Ignition SW 2 1 SU SU SU D D D SD SD SD B B B U U U Up Down Up Down Up Down 3 ID1 4 ID1 2 IC3 B B IG 7 ID 18 IF 4 IH 10 25A AM1 10A GAUGE IF 2 IA 1 IF 12 IB 1 4B 9 4B 6 7 4B 8 4B 10 4B 1C 1 1D 1 1A...

Page 241: ...N 2 0L IG1 Relay 1 2 1 2 W B W B W B Open Close LS1 LS2 MTR MTR GND E IG STP SLS SLS Shift Lock Solenoid 100A ALT J 6 J 7 I10 S 5 M 3 LS2 LS1 Ignition SW Junction Connector Junction Connector Moon Roof Motor and Limit SW Shift Lock Control ECU 10A GAUGE 2 IG IF 4 IH 10 IE 1 IE 2 IF 12 IF 2 IA 1 IF 9 3B 5 3B 7 3A 11 3A 16 IG A W B J 7 Junction Connector B P W Relay B W 3 5 2 1 Moon Roof Control Rel...

Page 242: ...6 2 1 12 17 11 6 4 5 L W Combination Meter C 9 3B 22 3B 16 3B 11 R W R W R W R W Buckle SW RH 13 1 G Y Buckle SW LH 13 2 EB C C 5 II2 Junction Connector J 3 BR BR BR 4A 15 4A 14 L B 1 2 4A 16 L B L B W B A Integration Relay 15 8 1 2 1 1 Unlock Warning SW U 1 Light Reminder B uzzer K ey Reminder B uzzer Front Passenger Seat Belt Warning Light F 7 L L B 1 L B 3 TVIP ECU 16 4 3 w TVIP System 4 USA 5 ...

Page 243: ...BR W R W L R LG W B BR W BR W BR W BR W GR Remote C ontrol M irror P ow er S ource GR Operation SW Select SW BR W BR W BR W R LG 1A 1 1 2 1C 1 100A ALT R 6 I10 J 6 R17 R18 10 IC2 8 IC2 10 IJ1 8 IJ1 9 IJ1 9 IC2 W B M M M M M M MH MV MH MV Ignition SW Junction Connector Remote Control Mirror SW Remote Control Mirror LH Remote Control Mirror RH IF 12 3C 16 3C 14 3C 15 IF 8 3A 10 IF 6 3A 8 4B 22 4B 21...

Page 244: ... IF1 GR W B 3A 12 3A 11 GR L 15A P POINT IH 6 GR GR 1 15A DOME IL 4 IC 7 1 10A HORN 3A 5 4C 20 4C 16 4 1 3 2 3A 18 Clock C 7 G W B L W GR TAIL Relay USA Combination SW Canada 8 4 W B C lock 2 1 3 5 HORN Relay 1 1 1 1 18 IA5 4A 13 4A 11 4A 12 1 Horn B W B G Y G Y G Y G Y G Y G Y G Y Combination SW C10 1 1 2 1 3 1 H orn TVIP ECU 16 3 Integration Relay 15 7 Horn H 6 B W 1 w Wireless Door Lock 2 w o W...

Page 245: ... W B B B W B W B Rear Window Defogger SW R 5 Ignition SW I10 Noise Filter Rear Window Defogger N 2 IG1 Relay DEF Relay Junction Connector J 7 4 1 2 Noise Filter 1 B Engine Control Module 3 6 2 1 1 2 10A M HTR DEF I UP 8 ID1 P ow er S ource R ear W indow D efogger D 1 A 1 B Rear Window Defogger R15 A R16 B 2 E 5 IG R W B Behind the Combination Meter Right Kick Panel Behind the Combination Meter Und...

Page 246: ...2 1 2 IJ1 1 2 4 IJ1 2 3 1 A 1 5 A 2 1 B 3 B 1 2 ID1 6 ID1 IF 7 A 1 4C 17 4C 20 8 A ANT GND FL FL FR FR RL RL RR RR Antenna Amplifier A17 GR L W B Y B L LG V P R W L LG Y B L LG V P BR L W L R F 8 T 4 Front Door Speaker LH Tweeter LH F 9 T 5 Front Door Speaker RH Tweeter RH R13 Rear Door Speaker LH R14 Rear Door Speaker RH L W 10 A 5 B Illumination System 8 2 ILL ILL 1 w Tweeter 2 w o Tweeter ID1 5...

Page 247: ...ctor IM 6 13 ID2 C A C B C B 4C 20 4C 19 22 1 16 19 9 10 8 17 20 13 4 5 14 22 3B 3B 16 3B 20 R W R W B A C B 14 II2 Engine Control Module 3 7 1 3 2 4C 8 4C 9 4C 7 V W V W Engine Control Module 3 10 Cruise Control ECU 11 4 R W R W W G BR w o ABS Vehicle Speed Sensor Combination Meter V 1 w o ABS w o ABS w o ABS w o ABS Junction Connector J 4 A J 5 B W 15A AM2 2 IA4 B R Junction Connector J 2 A J 3 ...

Page 248: ... 2 Engine Control System 3 3 Electronically Controlled Transmission System 10 6 w o ABS w ABS B 1 Daytime Running Light Relay 4 4 Turn LH Turn RH Oil Pressure A 1 B O 34 3 36 2 17 IA5 w o ABS 6 Washer Level Sensor 32 25 24 W 1 1 W B L W w o ABS C 9 Washer Level 2 O 1 B 2 J 1 Brake Fluid Level Warning SW Combination Meter Junction Connector Oil Pressure SW 10 IA6 39 SRS System 13 6 5 IA6 W R 16 IA5...

Page 249: ...1 2 M 2 1 5 3 4 1 1 1 1 1 1 2 2 3 EA CF 6 FAN 7 B W LG B R L W W B LG B W R B W B W LG B LG B W B W B W B LG FAN NO 2 Relay W R B R B W ACC IG1 AM1 1 IA 1 1D W B W I10 J 6 E 6 R 1 P 2 R 2 Engine Control Module Ignition SW Junction Connector Pressure SW Radiator Fan Motor Radiator Fan Resistor Single 7 IA5 6 IA5 IF 12 IC 13 IF 2 IF 4 LG LG B ED W B W B Behind the Combination Meter Front Right Fende...

Page 250: ...ure SW 1 A C Magnetic Clutch A 1 B W Dual IF 2 IF 7 IF 12 IF 4 IG 2 IM 2 IM 5 3B 22 3B 12 HTR Relay 3 3 3 3 3 Junction Connector J 6 A W B R L W B W 1 IH1 2 IH1 6 IH1 5 IH1 7 IA6 2 C 31 C 33 C 8 EA1 EA 13 A 32 C Y 4 IH1 3 IH1 A C Thermistor 18 3B R W W B 3A 11 3A 20 B A 28 BR E2 F F II2 1 BR BR Junction Connector J 3 B 3B 13 R W R W W B W Behind the Combination Meter Right Kick Panel Front Right F...

Page 251: ...Battery W W B I10 Blower Motor Blower Resistor Blower SW Ignition SW Junction Connector IF 2 IF 12 IF 4 IG 2 IM 2 3B 22 3B 12 HTR Relay 3 3 3 3 3 Junction Connector J 6 A W B R L W B W 1 IH1 2 IH1 6 IH1 5 IH1 B B W 13 3B 18 3B W B A R W R W R W 6 9 7 8 W B 2 1 R W M G W 5 FRS REC GND REC FRS IG FRS REC GND FRS REC Air Inlet Control SW Air Inlet Control Servo Motor A11 L W IG Behind the Combination...

Search results

Summary of Contents for COROLLA2004

Reviews:

Related manuals for COROLLA2004

Brands by name

Popular brands

Toyota COROLLA2004, Electrical Wiring Diagram

Search results

Summary of Contents for COROLLA2004

Reviews:

Related manuals for COROLLA2004

Brands by name

Popular brands