Toyota Highlander IV (2019-2024) org/ Wiring diagrams

A/C AMPLIFIER ASSEMBLY (LEFT CENTER OF DASH) A/C CONTROL ASSEMBLY 2 BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE STOP, START ECU FRONT SEAT HEATER SWITCH GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY LOUT LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE PPL PPL/GRY WIRE PPL/ORG WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RELAY ENERGIZED ROUT SG-7 TSL TSR VIO WIRE W/ 12.3 INCH DISPLAY W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY (LEFT CENTER OF DASH) BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT SEAT HEATER ASSEMBLY LEFT FRONT SEAT HEATER CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE S/HTR F/L FUSE S/HTR F/L RELAY S/HTR F/R FUSE S/HTR F/R RELAY SEAT BACK HEATER SEAT CUSHION HEATER SG-7 SWR TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM EFI 1 FUSE ENGINE ROOM R/B 1 ASSEMBLY FREL FUEL FUEL LID OPENER SWITCH FUEL LID W/ MOTOR LOCK ASSEMBLY FUEL OPN FUSE FUEL OPN RELAY GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LIDO ORG/ WIRE PPL RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ALL DR LOCK RELAY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BZR COMPUTER DATA LINES SYSTEM D DR UNLOCK RELAY D/L FUSE DOOR BACK FUSE DOOR BACK RELAY DOOR CONTROL SWITCH ASSEMBLY ECU-ACC FUSE ECU-DCC 2 FUSE ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY L/D-DR UNLOCK RELAY LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LOCK LSWL LSWR LT BLU WIRE LT GRN WIRE MAIN BODY ECU ORG/ WIRE PNK WIRE PPL/BLK WIRE PPL/BLU WIRE RCTY RED WIRE RELAY ENERGIZED RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY UNLOCK VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

ALL DR LOCK RELAY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BZR COMPUTER DATA LINES SYSTEM D DR UNLOCK RELAY D/L FUSE DOOR BACK FUSE DOOR CONTROL SWITCH ASSEMBLY ECU-ACC FUSE ECU-DCC 2 FUSE ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY L/D-DR UNLOCK RELAY LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LOCK LSWL LT BLU WIRE LT GRN WIRE MAIN BODY ECU ORG/ WIRE PNK WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/PNK WIRE RCTY RED WIRE RELAY ENERGIZED RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY UNLOCK VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE CLGB COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ELECTRICAL KEY ANTENNA GRN WIRE GRY WIRE LSSR LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE PPL/BLU WIRE PPL/ORG WIRE REAR INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 1 REAR INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 2 RED WIRE RIGHT REAR DOOR LOCK W/ MOTOR ASSEMBLY VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER YEL WIRE

ACCD AGND BLK WIRE BLU WIRE CENTER CONSOLE CERTIFICATION ECU CLGB CODE COMPUTER DATA LINES SYSTEM CUTB EFII EFIO ENGINE CONTROLS SYSTEM ENGINE SWITCH (EXCEPT HYBRID) POWER SWITCH (PUSH START SWITCH) (HYBRID) EXCEPT HYBRID GRN WIRE GRY WIRE IGB IMI IMO IND INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 2 LIN LT BLU WIRE LT GRN WIRE NEO ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED WIRE RIGHT END OF DASH) SECURITY INDICATOR SHIFT INTERLOCK SYSTEM SKSW SL/R SLP STAR STARTING/CHARGING SYSTEM SWIL TELLTALE LIGHT ASSEMBLY TXCT WHT WIRE WHT/BLK WIRE YEL WIRE

A/C CONTROL ASSEMBLY 2 BLK WIRE BLU WIRE BRN WIRE ENGINE STOP, START ECU GRN WIRE GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE ORG/ WIRE PNK WIRE PPL/ORG WIRE PPL/VIO WIRE PPL/WHT WIRE REAR SEAT HEATER SWITCH RED WIRE RELAY ENERGIZED RIGHT REAR SEAT HEATER ASSEMBLY RIGHT REAR SEAT HEATER CONTROL SUB-ASSEMBLY RLIN SEAT BACK HEATER SEAT CUSHION HEATER SWR VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE

BATTERY BLK WIRE BLK/DK GRN WIRE BLU WIRE CI OA COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY J/B-B FUSE LT GRN WIRE MAIN FUSIBLE LINK ORG/ WIRE ST 1 FUSE ST 2 FUSE ST RELAY STARTER ASSEMBLY VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE ZYV

ACO AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BBC 1 FUSE BBC 2 FUSE BBC 4 FUSE BIN BLK WIRE BLU WIRE BRN WIRE BRVC CLL COMPUTER DATA LINES SYSTEM DGND ECAN ECU-ACC FUSE EFI 6 FUSE EGND ELECTRONIC POWER STEERING SYSTEM EMOP ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) ENGINE ROOM R/B 1 ASSEMBLY ENGINE STOP, START ECU GRN WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED HOT W/ EFI MAIN RELAY ENERGIZED HOT W/ TAIL RELAY ENERGIZED ILL INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE LT GRN WIRE NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS ORG/ WIRE PANEL FUSE PNK WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/LT BLU WIRE PPL/ORG WIRE PPL/RED WIRE PPL/VIO WIRE RED WIRE RELAY ENERGIZED STARTING CIRCUIT STEREO COMPONENT AMPLIFIER ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE