Toyota Highlander II (2007-2010) power supply circuit Wiring diagrams

+B(DOME) OR IG 2 3 4 5 1 CANL CANH IG BAT ESS 4 2 3 1 IG CANL CANH GND ABS IND. ASSIST) BLK WIRE BLU WIRE BRN WIRE BUZZER CAN I/F COMBINATION METER CONTROL IND DOWNHILL DRIVE IC ECU-B FUSE ECU-IG 2 FUSE ENGINE ROOM R/B GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IND INSTRUMENT PANEL J/B J/C LT BLU WIRE LT GRN WIRE MASTER MICRO COMPUTER NL RL ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH PNK WIRE POWER SUPPLY CIRCUIT RED WIRE SLIP IND STEERING SENSOR VIO WIRE VSC OFF WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

+B(DOME) OR IG +BC 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 BZ ABS IND. BLK WIRE BLU WIRE BRAKE CONTROL POWER SUPPLY ASSEMBLY (BEHIND LEFT SIDE OF REAR BUMPER) BRAKE PEDAL STROKE SENSOR (UNDER LEFT SIDE OF DASH) BRK-LP RELAY BRN WIRE BUZZER CAN I/F CANL CANH FAIL COMBINATION METER COMPUTER DATA LINES SYSTEM CTY DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DRIVE IC ECU-B FUSE ECU-IG 2 FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM IND ENA ENA FAIL GND GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START INSTRUMENT GAUGE 2 FUSE PANEL J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR ABS SPEED SENSOR (AT LEFT REAR WHEEL HUB) LT GRN WIRE MASTER IND MICRO COMPUTER NCA WIRE OF ENGINE COMPT) ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT R/B 2 (LEFT SIDE RED WIRE RIGHT REAR ABS SPEED SENSOR (AT RIGHT REAR WHEEL HUB) RR- EXI RSS SKG SKID CONTROL BUZZER (BEHIND LEFT SIDE DASH) SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SKS SLIP IND STOP FUSE STOP- LIGHT SWITCH (ABOVE BRAKE PEDAL) TS VBZ VCSK VCSK SGSK SKG VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

18 20 26 19 21 27 VPA EPA VCPA 3 9 16 15 BATT IGSW ACCELERATOR PEDAL SENSOR (ON ACCELERATOR PEDAL BRACKET) BLK WIRE BLU WIRE BRN WIRE CAN I/F CANL CANH COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE IND DRIVE IC EFI 1 FUSE ENGINE CONTROLS SYSTEM FUSE GAUGE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B IGN FUSE INSTRUMENT PANEL J/B J/C LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL HUB) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL HUB) LT BLU WIRE LT GRN WIRE M- M+ MICRO COMPUTER NCA WIRE ON OFF ORG/ WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED RIGHT FRONT SPEED SENSOR (RIGHT SIDE ENGINE COMPT) RIGHT REAR SPEED SENSOR (RIGHT REAR WHEEL HUB) SKID CONTROL ECU W/ ACTUATOR (RIGHT FRONT OF ENGINE COMPT) SPDI SPIRAL CABLE SUB-ASSEMBLY STOP FUSE STOP LAMP SWITCH (ABOVE BRAKE PEDAL) THROTTLE BODY ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 9 25 31 24 BATT IGSW 10 35 27 18 19 14 22 RSS RL- RL+ CANL CANH STP 13 28 22 5 4 FSS FL- FL+ 21 31 18 VTA 23 31 RR- RR+ 32 22 FR- FR+ 33 25 CANL CANH ACCELERATOR PEDAL SENSOR (ABOVE ACCELERATOR PEDAL) BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE IND DRIVE IC EFI 1 FUSE ENGINE CONTROLS SYSTEM FUSE GAUGE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) HYBRID VEHICLE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) IGN FUSE INSTRUMENT PANEL J/B (BEHIND IGN LEFT SIDE OF DASH) FUSE INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C LEFT REAR ABS SPEED SENSOR (ON LEFT REAR WHEEL HUB) LT BLU WIRE LT GRN WIRE M- M+ MICRO COMPUTER NCA WIRE ON OFF ORG/ WIRE POWER SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED RIGHT FRONT ABS SPEED SENSOR (AT RIGHT FRONT WHEEL HUB) RIGHT REAR ABS SPEED SENSOR (ON RIGHT REAR WHEEL HUB) SHIFT LEVER POSITION SENSOR (PARK/NEUTRAL POSITION SWITCH) (TOP OF TRANSMISSION) SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SPIRAL CABLE SUB-ASSEMBLY STOP FUSE STOP LAMP SWITCH (ABOVE BRAKE PEDAL) STP SPDI THROTTLE CONTROL MOTOR, SENSOR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B(DOME) OR IG 1 2 PIG PGND 14 2 3 4 5 ESS CANL CANH IG BAT BLK WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVE IC ECU-B FUSE ENGINE ENGINE ROOM R/B EPS IND EPS ROOM J/B FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START ECU- IG 1 FUSE INSTRUMENT PANEL J/B LT BLU WIRE MASTER IND BUZZER MICRO COMPUTER CAN I/F PNK WIRE POWER STEERING ECU (BEHIND LEFT SIDE OF DASH) POWER STEERING MOTOR ASSEMBLY POWER STEERING TORQUE SENSOR POWER SUPPLY CIRCUIT RED WIRE STEERING SENSOR (IN STEERING COLUMN) TRQF WHT WIRE WHT/BLK WIRE

+B(DOME) OR IG 1 2 3 4 5 ESS CANL CANH IG BAT BLK WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVE IC EPS IND GRN WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) EPS FUSE HOT AT ALL TIMES R/B 2 (LEFT SIDE OF ENGINE COMPT) ECU-B FUSE HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) ECU IG-1 FUSE INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE MASTER IND BUZZER MICRO COMPUTER CAN I/F PNK WIRE POWER STEERING ECU (BEHIND LEFT SIDE OF DASH) POWER STEERING MOTOR ASSEMBLY POWER STEERING TORQUE SENSOR (REAR OF ENGINE COMPT) POWER SUPPLY CIRCUIT RED WIRE STEERING SENSOR (IN STEERING COLUMN) TRQF WHT WIRE WHT/BLK 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

+B (DOME) ACCR BLK WIRE BLU WIRE BRN WIRE BUZZER CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM DETEC- DETEC- TION DRIVE IC GLASS HATCH JUNCTION RELAY 1 (IF EQUIPPED) (BEHIND LEFT QUARTERPANEL) GLASS HATCH JUNCTION RELAY 2 (IF EQUIPPED) (IN LEFT "D" PILLAR) GRN WIRE GRY WIRE KEY UN- LOCK LEFT FRONT DOOR LOCK MOTOR ASSEMBLY (REAR OF LEFT FRONT DOOR) LEFT REAR DOOR LOCK MOTOR ASSEMBLY (IN LEFT REAR DOOR) LOCK KEY LT BLU WIRE LT GRN WIRE MICRO COMPUTER ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RIGHT FRONT DOOR LOCK MOTOR ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) RIGHT REAR DOOR LOCK MOTOR ASSEMBLY (IN RIGHT REAR DOOR) STSW TION VIO WIRE WARNING IND MASTER WHT WIRE WHT/BLK WHT/BLK WIRE WHT/BLK WIRE YEL WIRE

+B (DOME) 17 10 LCTY 20 1 LSWL ACT+ 20 5 9 1 24 10 PNK GCTY ACTD LSWD TR+ DCTY WIRE 6 5 CANL CANH BACK DOOR LOCK ASSEMBLY (LOWER CENTER OF BACK DOOR) BCTY MLRY LSWP LSWR RCTY PCTY BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE BUZZER CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM COURTESY DRIVE IC ECU- IG 1 FUSE ECU-ACC FUSE GAUGE 2 FUSE GHSW GLASS HATCH OPENER SWITCH ASSEMBLY (IF EQUIPPED) GRN WIRE GRY WIRE HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH (IN LEFT "B" PILLAR) LEFT REAR DOOR COURTESY LIGHT SWITCH (IN LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) MASTER WARNING IND MICRO COMPUTER ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT READY IND RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (IN RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY LIGHT SWITCH (IN RIGHT "C" PILLAR) VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

+B (DOME) BLK WIRE BLU WIRE BRN WIRE BUZZER CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM DETEC- DETEC- TION DRIVE IC GLASS HATCH JUNCTION RELAY 1 (IF EQUIPPED) (BEHIND LEFT REAR QUARTERPANEL) GLASS HATCH JUNCTION RELAY 2 (IF EQUIPPED) (BEHIND LEFT REAR QUARTERPANEL) GRN WIRE GRY WIRE HOT W/ IGCT RELAY ENERGIZED ENGINE ROOM R/B 3 (LEFT SIDE IGCT 2 FUSE KEY UN- LOCK LEFT FRONT DOOR LOCK MOTOR (IN DRIVER'S DOOR) LEFT REAR DOOR LOCK MOTOR (IN LEFT REAR DOOR) LOCK KEY LT BLU WIRE LT GRN WIRE MASTER MICRO COMPUTER OF ENGINE COMPT) ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RDY READY IND RED WIRE RIGHT FRONT DOOR MOTOR (IN FRONT PASSENGER'S DOOR) RIGHT REAR DOOR LOCK MOTOR (IN RIGHT REAR DOOR) SHIFT LEVER POSITION SWITCH (PARK/NEUTRAL POSITION SWITCH) TION VIO WIRE WARNING IND WHT WIRE WHT/BLK WHT/BLK WIRE WHT/BLK WIRE YEL WIRE