Toyota Highlander I (2001-2003) blk Wiring diagrams

BACK-UP LIGHT SWITCH (LEFT SIDE OF TRANSMISSION) BC (LEFT SIDE OF CROSSMEMBER) BLK WIRE FUSE HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 8 (RIGHT SIDE OF DASH) J/C 11 (ON RIGHT REAR OF VEHICLE) J/C 12 (ON LEFT REAR OF VEHICLE) J/C 13 (ON LEFT REAR OF VEHICLE) LEFT BACK-UP LIGHT LEFT REAR COMBINATION LIGHT PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) RED/BLK WIRE RED/BLU WIRE RIGHT BACK-UP LIGHT RIGHT REAR COMBINATION LIGHT WHT WIRE

1 2 3 4 5 6 7 8 IG LR LL BC (LEFT SIDE OF CROSSMEMBER) BLK WIRE BLU WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) CENTER PANEL J/B (BEHIND UPPER CENTER OF DASH) COMBINATION METER EL ER ENGINE ROOM J/B (ON LEFT SIDE OF ENG COMPT) FUSE FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT) ALT FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HAZARD FUSE HAZARD SWITCH (A/C CONTROL ASSEMBLY) HEAD OFF TAIL HIGH MOUNTED STOP LIGHT HOT AT ALL TIMES HOT IN ON OR START IA (LEFT KICK PANEL) IB (RIGHT INSTRUMENT PANEL BRACE) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C 1 (UNDER LEFT HEADLIGHT) J/C 11 (ON RIGHT REAR OF VEHICLE) J/C 12 (ON LEFT REAR OF VEHICLE) J/C 13 (LEFT REAR OF VEHICLE) J/C 14 (LEFT SIDE OF BACK DOOR) J/C 3 (ON RIGHT FRONT CORNER OF ENG COMPT) J/C 3 (RIGHT SIDE OF ENG COMPT) LEFT FRONT PARK/ TURN LIGHT LEFT REAR COMBIN- ATION LIGHT LEFT REAR SIDE MARKER LIGHT LH RH LICENSE PLATE LIGHT LIGHT CONTROL SWITCH (PART OF COMBINATION SWITCH) PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT FRONT PARK/ TURN LIGHT RIGHT REAR COMBIN- ATION LIGHT RIGHT REAR SIDE MARKER LIGHT STOP STOP FUSE STOP- LIGHT SWITCH (ABOVE BRAKE PEDAL) TAIL TAIL FUSE TAIL STOP TURN TAIL TURN TAILLIGHT RELAY TURN SIGNAL FLASHER (RIGHT OF INSTRUMENT PANEL J/B) TURN SIGNAL INDICATOR LIGHTS W/ TRAILER TOW W/O TRAILER TOW WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

A/C MAGNETIC CLUTCH, LOCK SENSOR AIR BAG SENSOR ASSEMBLY BB (RIGHT CENTER PILLAR) BLK WIRE BLOWER CONTROL SWITCH BLOWER MOTOR CONTROL BRN WIRE COMBINATION SWITCH EC (RIGHT SIDE OF SURGE TANK) ED (REAR SIDE OF SURGE TANK) ENGINE CONTROL MODULE FRONT WIPER DEICER FRONT WIPER MOTOR HEATED OXYGEN SENSOR (BANK 1, SENSOR 2) DATA LINK CONNECTOR 3 IA (LEFT KICK PANEL) IDLE AIR CONTROL VALVE IGNITER 1 IGNITER 2 IGNITER 3 IGNITER 4 IGNITER 5 IGNITER 6 IGNITION COIL IGNITION COIL IGNITION COIL IGNITION COIL PARK/ NEUTRAL POSITION SWITCH INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C 11 (ON RIGHT REAR OF VEHICLE) J/C 7 (BEHIND RIGHT SIDE OF DASH) RELAY RIGHT BUCKLE SWITCH RIGHT REAR COMBINATION LIGHT RIGHT REAR DOOR LOCK UNIT RIGHT REAR POWER WINDOW SWITCH RIGHT REAR SIDE MARKER LIGHT RIGHT SEAT HEATER STEREO POWER AMPLIFIER TO PASSENGER SIDE J/B (DIAGRAM 3 OF 4) W/ SEAT HEATER W/O SEAT HEATER WHT WIRE WHT/BLK WIRE WHT/RED WIRE WIRELESS DOOR LOCK ECU

BLK WIRE BLOWER RESISTOR BODY ECU BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) CIGARETTE LIGHTER CRUISE CONTROL ACTUATOR CRUISE CONTROL ECU DATA LINK CONNECTOR 3 ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SENSOR ENGINE CONTROL MODULE FROM INSTRUMENT PANEL J/B (DIAGRAM 2 OF 4) FRONT WIPER DEICER, MIRROR HEATER SWITCH FRONT/REAR WIPER FUEL PUMP SENDER (SUB) GARAGE DOOR OPENER, LEFT VANITY LIGHT GLOVE BOX LIGHT HEATER RELAY IB (RIGHT INSTRUMENT PANEL BRACE) IC (UPPER RIGHT KICK PANEL) KEY INTERLOCK SOLENOID LEFT REMOTE CONTROL MIRROR LEFT SEAT HEATER SWITCH FRONT POWER OUTLET A/C CONTROL ASSEMBLY O/D MAIN SWITCH PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PERSONAL LIGHT POWER WINDOW MASTER SWITCH R/B 1 RADIO COMBINATION METER PLAYER REMOTE CONTROL MIRROR SWITCH RIGHT SEAT HEATER SWITCH RIGHT FRONT DOOR LOCK UNIT DOOR LOCK CONTROL SWITCH RIGHT FRONT POWER WINDOW SWITCH RIGHT REMOTE CONTROL MIRROR RIGHT VANITY LIGHT SEAT HEATER RELAY SHIFT LOCK ECU SLIDING ROOF CONTROL ECU SLIDING ROOF CONTROL SWITCH STEERING SENSOR THEFT DETERRENT ECU THEFT DETERRENT INDICATOR LIGHT OPTION CONNECTOR 2 TRAC OFF SWITCH TRANSPONDER KEY AMPLIFIER TURN SIGNAL FLASHER BODY ECU TURN SIGNAL SWITCH UNLOCK WARNING SWITCH SPIRAL CABLE W/ 6 SPEAKER SYSTEM W/ MANUAL A/C WASHER SWITCH WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER

10 17 16 18 15 14 FFOG HEAD 12 20 21 1 3 4 CLTB CLTE CLTS 2 3 PNK DRL HRLY WIRE 9 14 7 BECU PKB ALT FUSE AUTO OFF AUTOMATIC LIGHT CONTROL SENSOR (UPPER LEFT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CENTER J/B (BEHIND CENTER OF DASH) COMBINATION METER COMBINATION SWITCH DCTY DIMMER SWITCH DRL 2 RELAY DRL 3 RELAY DRL 4 RELAY DRL FUSE EA (RIGHT FRONT OF ENGINE COMPT) EB (FRONT OF RIGHT FRONT FENDER) ECU-B FUSE EG (UNDER LEFT HEADLAMP) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FLASH AUTO OFF FOG LIGHT RELAY FOGLIGHT SWITCH FR FOG FUSE FUSE FUSIBLE LINK BOX (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HEAD LP LH LWR FUSE HEAD LP LH UPR FUSE HEAD LP RH LWR FUSE HEAD LP RH UPR FUSE HEADLAMP RELAY HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IA (LEFT KICK PANEL) IC (UPPER RIGHT KICK PANEL) IG TRLY FFOG INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) RADIO 2 FUSE J/C 1 J/C 3 LEFT FRONT DOOR COURTESY SWITCH LEFT HIGH BEAM HEADLIGHT LEFT LOW BEAM HEAD- LIGHT LEFT FOG LIGHT LIGHT CONTROL SWITCH LOW LOW FLASH LT GRN WIRE MAIN FUSE OFF ON ORG/ WIRE PARKING BRAKE SWITCH PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOG LIGHT RIGHT HIGH BEAM HEADLIGHT RIGHT LOW BEAM HEAD- LIGHT TAIL FUSE TAIL HF HU TAIL LIGHT RELAY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

14 17 18 15 10 HU HEAD TAIL HF FFOG 9 7 BECU ALT FUSE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CENTER J/B (BEHIND CENTER OF DASH) COMBINATION METER COMBINATION SWITCH DCTY DIMMER SWITCH LIGHT CONTROL SWITCH EA (RIGHT FRONT OF ENGINE COMPT) ECU-B FUSE EG (UNDER LEFT HEADLAMP) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FOG LIGHT RELAY FOGLIGHT SWITCH FR FOG FUSE FUSE FUSIBLE LINK BOX (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEAD LOW FLASH OFF HEAD LP LH LWR FUSE HEAD LP LH UPR FUSE HEAD LP RH UPR FUSE HEAD LP RH LWR FUSE HEAD OFF HEADLAMP RELAY HIGH BEAM INDICATOR HIGH TAIL HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IA (LEFT KICK PANEL) IC (UPPER RIGHT KICK PANEL) IG TRLY FFOG INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) RADIO 2 FUSE J/C 1 J/C 3 LEFT FOG LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT LOW BEAM HEAD- LIGHT LOW FLASH MAIN FUSE OFF ON PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FOG LIGHT RIGHT HIGH BEAM HEAD- LIGHT LEFT HIGH BEAM HEAD- LIGHT RIGHT LOW BEAM HEAD- LIGHT TAIL TAIL FUSE TAIL LIGHT RELAY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

2 IND A/T OIL TEMP IND ABS IND. AIR BAG IND AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BEAM IND BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE IND BRN WIRE BUZZER CENTER J/B (BEHIND UPPER CENTER OF DASH) CHARGE IND COMBINATION METER CONN A CRUISE CONTROL MODULE (BEHIND LEFT SIDE OF DASH) CRUISE IND D IND DOME FUSE DOOR IND ECT SNOW IND ECU-B FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE ROOM J/B (ON LEFT SIDE OF ENG COMPT) EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FR-FOG IND FUEL GAUGE FUEL IND FUEL PUMP, SENDER (IN FUEL TANK) FUEL SENDER (SUB) (AT REAR OF VEHICLE) GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IB (RIGHT INSTRUMENT PANEL BRACE) IGN FUSE INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) HEATER FUSE J/C 3 (ON RIGHT FRONT CORNER OF ENG COMPT) L IND LCD LEFT TURN IND LT GRN/BLK WIRE LT GRN/RED WIRE MALFUNCTION IND N IND O/D OFF IND OIL LEVEL IND OIL PRESSURE IND ORG/ WIRE P IND PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) R IND RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RHEOSTAT RIGHT TURN IND SEAT BELT IND SLIP IND SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TAIL IND TRAC OFF IND VIO WIRE VSC IND WASHER LEVEL IND WASHER LEVEL SWITCH (RIGHT FRONT OF ENGINE COMPT) WATER TEMP GAUGE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

+B STP RT 1 2 3 4 5 6 7 8 9 10 TL LT/S TAIL LT GND RT/S BC (LEFT SIDE OF REAR CROSSMEMBER) BLK WIRE BLU WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) CENTER PANEL J/B (BEHIND UPPER CENTER OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HAZARD FUSE HAZARD SWITCH (A/C CONTROL ASSEMBLY) HOT AT ALL TIMES HOT IN ON OR START HOT W/ LIGHT CONTROL SWITCH IN HEAD OR PARK IA (LEFT KICK PANEL) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C 10 (ON LEFT REAR OF VEHICLE) J/C 12 (LEFT REAR OF VEHICLE) J/C 13 (ON LEFT REAR OF VEHICLE) J/C 3 (ON RIGHT SIDE OF ENG COMPT) LR HAZ PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/WHT WIRE STOP FUSE STOP- LIGHT SWITCH (ABOVE BRAKE PEDAL) TAIL FUSE TOWING FUSE TRAILER CONVERTER (LEFT SIDE OF OF CARGO AREA, BEHIND TRIM) TRAILER HITCH (BEHIND LEFT SIDE OF REAR BUMPER) TURN SIGNAL FLASHER (BEHIND LEFT END OF DASH) TURN SIGNAL SWITCH (PART OF COMBO SWITCH) WHT WIRE WHT/BLK WIRE YEL WIRE

13 14 PNK WIRE A/F FUSE A/F RELAY BC (LEFT SIDE OF REAR CROSSMEMBER) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CAMSHAFT TIMING CONTROL VALVE (LEFT) (LEFT REAR OF ENGINE) CENTER J/B (BEHIND UPPER CENTER OF DASH) CIRCUIT OPENING RELAY COMBINATION METER COUNTER GEAR SPEED SENSOR (LEFT SIDE OF ENGINE COMPT) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ECU-B FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUEL PUMP FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IB (RIGHT DASH BRACE) IDLE AIR CONTROL VALVE (ON THROTTLE BODY) IGN FUSE INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) MALFUNCTION INDICATOR LAMP ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE PNK/BLU WIRE R/B 1 (BEHIND LEFT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SPEEDOMETER STOP FUSE STOPLIGHT SWITCH (ABOVE BRAKE PEDAL) TACHOMETER VSV (ACIS 2) (CENTER REAR OF ENGINE) VSV (EVAP) (CENTER TOP OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 BATT IGSW FC SIL 13 14 PNK WIRE A/C SYSTEM A/T INDICATOR SWITCH (LEFT SIDE OF TRANSMISSION) AIRBAG SENSOR ASSEMBLY (BELOW SHIFTER CONSOLE) ANTI-THEFT SYSTEM (THEFT INDICATOR LIGHT) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CHARGING SYSTEM COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) ED (REAR OF SURGE TANK) EFI FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT END OF DASH) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) F/PS TRC+ ENG+ STP +B PTNK GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (ON EXHAUST, AFTER CONVERTER) HOT AT ALL TIMES IC (RIGHT KICK PANEL) IDLO CF TACH CODE J/C 2 (BEHIND LEFT HEAD- LAMP) J/C 6 (BEHIND LEFT SIDE OF DASH) J/C 8 (BEHIND RIGHT SIDE OF DASH) LT GRN WIRE MOPS NCA WIRE ODMS OIL PRESSURE SWITCH (LEFT FRONT OF ENGINE) OXS HTS PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RL NEO SLT- SLT+ NT- NT+ SPD KSW STA MREL ODLP CCV STARTING SYSTEM TC ACMG TRC- ENG- IMLD TURBINE SPEED SENSOR (ON SIDE OF TRANS) TXCT RXCK NSW PNK WIRE VIO WIRE VSV (ACM) (LEFT FRONT OF ENGINE COMPT) O/D MAIN SWITCH (CENTER CONSOLE) VSV (PRESSURE SWITCHING VALVE) (LEFT REAR OF VEHICLE) W/ STABILITY CTRL SKID CONTROL ECU (ABOVE INSTRUMENT PANEL J/B) W/O STABILITY CTRL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE