Toyota Highlander II (2007-2010) (behind left front headlight) Wiring diagrams

A/C CONTROL ASSEMBLY BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRN WIRE CLOCK ASSEMBLY COMPUTER DATA LINES SYSTEM DCTY DISP DOOR 1 FUSE ECM (BEHIND RIGHT SIDE OF DASH) END OF DASH) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GAUGE FUEL GAUGE SENDER (IN FUEL TANK) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC INSTRUMENT PANEL J/B (BEHIND LEFT LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH (IN LEFT "B" PILLAR) LEFT REAR DOOR COURTESY LIGHT SWITCH (IN LEFT "C" PILLAR) LEFT STEERING SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU NAVIGATION RECEIVER ASSEMBLY (W/ NAVIGATION SYSTEM) PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE PEDAL) PCTY RADIO 2 FUSE RADIO RECEIVER ASSEMBLY (W/O NAVIGATION SYSTEM) RCTY RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (IN RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY LIGHT SWITCH (IN RIGHT "C" PILLAR) RIGHT STEERING SWITCH SKID CONTROL ECU W/ ACTUATOR (RIGHT FRONT OF ENGINE COMPT) SOUND, NAVIGATION SYSTEMS SPIRAL CABLE ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY TIRE PRESSURE WARNING ECU (BEHIND RIGHT SIDE OF DASH) W/ POWER BACK DOOR W/O POWER BACK DOOR W/ STEERING A/C SWITCH W/O STEERING A/C SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

AIR AIR CONDITIONING CONDITIONING SYSTEM SYSTEM AIR CONDITIONING SYSTEM ALT-S FUSE BLK WIRE BLU WIRE BRN WIRE CRUISE CONTROL, ENGINE CONTROLS SYSTEMS CRUISE CONTROL, ENGINE CONTROLS, TRANSMISSIONS SYSTEMS DEFOGGER SYSTEM DOME CRT FUSE FUSE DOOR 2 EFI MAIN FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM R/B FR DEF FR FOG FUSE FROM FROM ALT FUSE (DIAGRAM 1 OF 3) FROM IGNITION OR START SWITCH ASSEMBLY (DIAGRAM 1 OF 3) FROM STR LOCK FUSE (DIAGRAM 1 OF 3) FROM TAIL RELAY (DIAGRAM 1 OF 3) FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE H-LP (LL) RELAY (W/ DRL) H-LP (RL) RELAY (W/ DRL) H-LP HI RELAY HAZ FUSE AMP FUSE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEMS HTR PTC 2 FUSE FUSE FUSE IGN FUSE INJ 1 FUSE INJ 2 FUSE INSTRUMENT CLUSTER, ENGINE CONTROLS, NAVIGATION SYSTEMS INSTRUMENT PANEL J/B LT BLU WIRE LT GRN WIRE ORG/ WIRE PANEL FUSE PBD FUSE PNK WIRE POWER WINDOWS SYSTEM PTC 1 RADIO 1 ECU-B FUSE FUSE RED WIRE RELAY RR CLR RR DEF PTC 3 FUSE FUSE S-HORN RELAY SHIFT INTERLOCK, DOOR LOCKS SYSTEMS SHORT PIN SOUND SYSTEMS STARTING/ CHARGING SYSTEM TAIL FUSE TO P/OUT FUSE (DIAGRAM 3 OF 3) TOWING FUSE TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WARNING, SUPPLEMENTAL RESTRAINTS SYSTEMS WHT WIRE YEL WIRE

+ECU 1 2 3 4 5 6 7 8 IG AIR CONDITIONING, DEFOGGER SYSTEMS ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE BRN WIRE COOLING FANS SYSTEM DEF RLY FUSE DEFOGGER SYSTEM DOOR 1 FUSE ELS ENGINE CONTROL MODULE ENGINE ROOM R/B FAN MAIN FUSE FROM ACC RELAY (DIAGRAM 1 OF 3) FROM ALT FUSE (DIAGRAM 2 OF 3) P/OUT FUSE FROM INSTRUMENT PANEL J/B (GAUGE 1 FUSE) (DIAGRAM 1 OF 3) FUSE GND EXCD GRN WIRE GRY WIRE INTERIOR LIGHTS, SOUND, INSTRUMENT CLUSTER, EXTERIOR LIGHTS, NAVIGATION SYSTEMS J/C LT BLU WIRE LT GRN WIRE MAIN SWITCH ASSEMBLY MIR HTR FUSE MIRRORS SYSTEM ORG/ WIRE POWER OUTLET SOCKET ASSEMBLY POWER POINT 2 SOCKET ASSEMBLY POWER POINT SOCKET ASSEMBLY RADIO 2 FUSE REAR POWER POINT SOCKET ASSEMBLY RED WIRE SHIFT INTERLOCK, ANTI-THEFT SYSTEMS SOCK 1 FUSE SOCK 2 FUSE SOUND, NAVIGATION SYSTEMS VIO WIRE VOLTAGE INVERTER ASSEMBLY VSC 1 FUSE VSC 2 FUSE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE YEL WIRE

+B (DOME) 12 10 26 15 25 4 27 7 21 RDA PRG 17 10 LCTY 20 1 LSR/LSWL ACT+ 20 5 9 1 24 10 GCTY ACTD LSWD TR+ DCTY 6 26 ALTB BECU 6 5 CANL CANH 7 5 BZR KSW BACK DOOR LOCK ASSEMBLY (BOTTOM CENTER OF BACK DOOR) BCTY MLRY LSWP RCTY PCTY INTERIOR LIGHTS SYSTEM BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM COURTESY DOOR CONTROL RECEIVER (IN LEFT "D" PILLAR) DRIVE IC ECU- IG 1 FUSE ECU-ACC FUSE GAUGE 2 FUSE GCTY GRN WIRE GRY WIRE HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) MICRO COMPUTER ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (IN RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY LIGHT SWITCH (IN RIGHT "C" PILLAR) UNLOCK WARNING SWITCH ASSEMBLY VIO WIRE WARNING IND MASTER WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT) YEL WIRE

5 4 3 2 1 DATA +5 BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE BRN WIRE BZR CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) CGIB CLG CLGB COMPUTER DATA LINES SYSTEM DOOR CONTROL RECEIVER (IN LEFT "D" PILLAR) GRN WIRE GRY WIRE HSW IND INTEGRATION CONTROL, PANEL ASSEMBLY SECURITY IND J/C LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RDA RSSI AGND RED WIRE RSSI GND SECURITY COURTESY SWITCH (NEAR HOOD LATCH) SEL SENS SGT TRG+ TXCT CODE LIN VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT) YEL WIRE

+B(DOME) OR IG 10 12 PRG RDA 10 9 8 7 6 5 4 3 2 1 UP CLS DWN OPN 15 6 IG ALTB 2 4 5 3 6 GND OPN DOWN CLS UP 24 10 DCTY 26 10 BECU(+2) 26 25 40 CANL CANH 5 3 2 1 +B PRG RDA GND BLK WIRE BLU WIRE BRN WIRE BZR CAN I/F CANL CANH CANN CANP COMPUTER DATA LINES SYSTEM CERTIFICATION ECU (W/ SMART KEY SYSTEM) (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DATA DOOR 1 FUSE DOOR CONTROL RECEIVER (IN LEFT "D" PILLAR) DOOR CONTROL RECEIVER (W/O SMART KEY SYSTEM) (IN LEFT "D" PILLAR) DRIVE IC ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG+ PNK WIRE INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) KEY LOCK KEY UNLOCK LEFT FRONT DOOR COURTESY LIGHT SWITCH (IN LEFT "B" PILLAR) LEFT FRONT DOOR LOCK MOTOR ASSEMBLY (REAR OF LEFT FRONT DOOR) MAIN BODY ECU (ON INSTRUMENT PANEL J/B) MASTER IND MICRO COMPUTER ORG/ WIRE PNK WIRE RED WIRE ROOF CONSOLE BOX ASSEMBLY RSSI S/ROOF FUSE SLIDING ROOF CONTROL ECU (FRONT CENTER OF HEADLINER) SUPPLY CIRCUIT POWER VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER YEL WIRE

15 16 10 1 CANN CANP COMPUTER DATA LINES SYSTEM PNK WIRE 5 3 2 1 +B PRG RDA GND ALT FUSE ALTB BECU AUTO LED PNK WIRE BLK WIRE BLU WIRE BRN WIRE BZR DCTY DOOR 1 FUSE DOOR 2 FUSE DOOR CONTROL RECEIVER (W/O SMART KEY SYSTEM) (IN LEFT "D" PILLAR) ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH (IN LEFT "B" PILLAR) LEFT FRONT DOOR LOCK MOTOR ASSEMBLY (REAR OF LEFT FRONT DOOR) LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY (IN LEFT FRONT DOOR) LEFT REAR DOOR WINDOW REGULATOR SUB ASSEMBLY LEFT REAR WINDOW REGULATOR SWITCH ASSEMBLY LOCK LT BLU WIRE LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) ORG/ WIRE PNK LED WIRE PNK LIN WIRE PNK WIRE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY PRG RDA PWR RELAY RED WIRE RH RR LH RR POWER DOOR DOOR FUSE FUSE FUSE RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY (IN FRONT PASSENGER'S DOOR) RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR DOOR WINDOW REGULATOR SUB ASSEMBLY RIGHT REAR WINDOW REGULATOR SWITCH ASSEMBLY SIG PWS UNLOCK VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER YEL WIRE

ALT FUSE BATTERY BLK WIRE BRN WIRE ENGINE ROOM J/B ENGINE ROOM R/B FUSE GRN WIRE GRY WIRE IGNITION OR STARTER INSTRUMENT PANEL J/B J/B LOCK LT GRN WIRE MAIN FUSIBLE LINK ON OFF PARK/NEUTRAL POSITION SWITCH RED WIRE ST RELAY STAR STARTER SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

8 25 14 15 16 17 STR SWIL INDW INDS AGND BATTERY BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) CODE COM COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INDS INDW J/B J/C LT GRN WIRE MAIN FUSIBLE LINK ORG/ WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE POWER DISTRIBUTION SYSTEM POWER SWITCH RED WIRE ST CUT RELAY ST FUSE ST RELAY STAR STARTER ASSEMBLY SWIL TRANS- PONDER KEY COIL TXCT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 23 +B 11 21 20 1 STA NE+ NE- 22 29 30 17 4 5 19 23 20 28 21 7 6 PNK THA WIRE 35 8 33 34 23 11 22 21 20 5 6 27 EOM SPD CANH CANL 8 7 16 15 9 18 20 26 19 21 27 MREL +BM BATT TC BLK WIRE BLU LT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DSL SLT- SLT+ EFI 1 FUSE EFI 2 FUSE EFI 3 FUSE EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE CONTROL MODULE (ECM) (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B EFI (LEFT SIDE MAIN OF ENGINE FUSE COMPT) LT BLU WIRE LT GRN WIRE M- M+ NC- NT- NC+ NT+ NCA WIRE ORG/ WIRE PNK WIRE RED WIRE SFTD SFTU STAR SR STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STP IGSW VPA EPA VCPA TRANSMISSION REVOLUTION SENSOR (COUNTER GEAR) (ON TRANSMISSION) TRANSMISSION REVOLUTION SENSOR (TURBINE) (ON TRANSMISSION) VIO WIRE W/ SMART KEY SYSTEM, ENGINE IMMOBILISER SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE