Toyota Avalon XX20 facelift (2002-2005) (engine harn, front of engine) Wiring diagrams

1 2 8 9 15 16 BATT IGSW MREL ODLP STP +B 2 SL 5 20 22 24 25 27 TC NSW SPD 7 19 20 21 23 24 30 31 PNK WIRE BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU/ORG WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL ECU (BEHIND LEFT CENTER OF DASH) DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) EB (LEFT FRONT OF ENGINE, ON SURGE TANK) EC (LEFT FRONT OF ENGINE, ON SURGE TANK) ED (FRONT OF LEFT FRONT FENDER) EFI 1 FUSE EFI 2 FUSE EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON LEFT SIDE OF TRANSAXLE) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE CONTROLS SYSTEM ENGINE ROOM J/B (ON LEFT FRONT INNER FENDER PANEL) GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IDLO TACH IGNITION SWITCH INSTRUMENT CLUSTER SYSTEM J/B 3 (BEHIND LEFT KICK PANEL) J/C 17 (BEHIND CENTER OF DASH) J/C 7 (BEHIND RIGHT SIDE OF DASH) J/C 8 (BEHIND RIGHT SIDE OF DASH) LOCK LT GRN WIRE LT GRN/RED WIRE ODMS PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE SLN- SLN+ THROTTLE POSITION SENSOR (ON THROTTLE BODY) VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

6 SPKR 7 SPKR A/C DUAL PRESSURE SWITCH RADIATOR FAN MOTOR A/C SINGLE PRESSURE SWITCH WATER TEMPERATURE SWITCH 1 A/F RELAY ABS ACTUATOR, ECU ABS SOL RELAY ABS, BA, TRAC, VSC ACTUATOR ACTIVE LIGHT RELAY BRAKE FLUID LEVEL WARNING SWITCH BRN WIRE COMBINATION METER DATA LINK CONNECTOR 1 DATA LINK CONNECTOR 3 EB (RIGHT FRONT OF ENGINE, ON RIGHT SIDE SURGE TANK) EC (RIGHT FRONT OF ENGINE, ON REAR SIDE OF SURGE TANK) ED (FRONT OF LEFT FRONT FENDER) EE (FRONT OF LEFT FRONT FENDER) EFI RELAY ENGINE CONTROL MODULE ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B ENGINE ROOM R/B 5 FAN 2 RELAY HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR SHIELD IDLE AIR CONTROL VALVE IGNITION COIL, IGNITER 1 IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 4 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 6 J/C 1 (TOP OF LEFT KICK PANEL) J/C 14 (UNDER LEFT FRONT SEAT) J/C 3 (BEHIND RIGHT CENTER OF DASH) J/C 5 (BEHIND RIGHT SIDE OF DASH) J/C 7 (BEHIND RIGHT SIDE OF DASH) LEFT FRONT FOG LIGHT LEFT FRONT POWER SEAT FRONT VERTICAL POSITION SENSOR LEFT FRONT POWER SEAT REAR VERTICAL POSITION SENSOR LEFT FRONT POWER SEAT RECLINING POSITION SENSOR LEFT FRONT POWER SEAT SLIDE POSITION SENSOR LEFT FRONT RIGHT FRONT LEFT FRONT TURN/ PARK LIGHT (W/ DRL) LEFT LOW BEAM HEADLIGHT LEFT REAR MULTI-DISPLAY POWER SEAT ECU RADIO, PLAYER RELAY RIGHT REAR ST RELAY HTR RELAY W/ IMMOBILIZER SYSTEM W/ TRACTION CONTROL W/O TRACTION CONTROL WHEEL SPEED SENSOR SHIELDS WHT/BLK WIRE

ACIS AFR- AFL- THA AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) (ON RIGHT EXHAUST MANIFOLD) AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) (ON LEFT EXHAUST MANIFOLD) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE EB (RIGHT SIDE OF SURGE TANK) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE COOLANT TEMPERATURE SENSOR (ON TOP RIGHT FRONT OF ENGINE) FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE IGF RSO KNKR KNKL J/C 8 (BEHIND RIGHT SIDE OF DASH) LT GRN WIRE MASS AIRFLOW METER (ON LEFT SIDE OF ENGINE COMPARTMENT) NCA WIRE NE+ PNK WIRE PNK/BLU WIRE POWER STEERING OIL PRESSURE SWITCH (RIGHT REAR OF ENGINE COMPT) PS VG AFR+ AFL+ PTNK RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SLN- SLN+ THROTTLE POSITION SENSOR (ON THROTTLE BODY) VAPOR PRESSURE SENSOR (ON LEFT REAR OF VEHICLE, AT FUEL TANK) VC HAFR HAFL 10 20 VCC VSV (EVAP) (ON TOP CENTER OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE EC (REAR SIDE OF SURGE TANK) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE HEATED OXYGEN SENSOR (BANK 1, SENSOR 2) (ON EXHAUST PIPE, REAR OF CAT CONV) HOT AT ALL TIMES IDLE AIR CONTROL VALVE (ON THROTTLE BODY ASSEMBLY) IGNITION SWITCH J/C 17 (BEHIND CENTER OF DASH) KNOCK SENSOR NO. 1 (ON TOP OF ENGINE) KNOCK SENSOR NO. 2 (ON TOP OF ENGINE) LOCK LT GRN WIRE NCA WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/YEL WIRE VSV (ACIS NO.1) (ON RIGHT SIDE OF ENGINE) VSV (ACIS NO.2) (ON RIGHT SIDE OF ENGINE) VSV (ACM) (ON RIGHT FRONT OF ENGINE COMPARTMENT) VSV (CANISTER CLOSED VALVE) (ON LEFT SIDE OF ENGINE COMPARTMENT) VSV (PRESSURE SWITCHING VALVE) (ON LEFT REAR OF VEHICLE, AT FUEL TANK) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE