Toyota Highlander IV (2019-2024) red Wiring diagrams

ALT FUSE BATT-S FUSE BATTERY BATTERY STATE SENSOR ASSEMBLY BLK WIRE BLK/DK GRN WIRE BLU WIRE CI OA COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE STOP, START ECU GENERATOR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY LIN MAIN FUSIBLE LINK PPL/BLU WIRE RED WIRE RELAY ENERGIZED STARTING CIRCUIT W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

BLU WIRE BRN WIRE ENGINE ROOM R/B 1 ASSEMBLY 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 PPL RED WIRE VIO 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

BACK DOOR LOCK ASSEMBLY W/ COURTESY LIGHT SWITCH BLK WIRE BLU WIRE CONTROL CIRCUIT CTY DOOR CONTROL GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR LOCK W/ MOTOR ASSEMBLY LSSR LT BLU WIRE LT GRN WIRE PNK WIRE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY PPL/BLK WIRE R/B 7 RED WIRE RIGHT END OF DASH) RIGHT FRONT DOOR LOCK W/ MOTOR ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY S-HORN FUSE S-HORN RELAY SECURITY HORN ASSEMBLY SWITCH 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 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

BACK DOOR LOCK ASSEMBLY W/ COURTESY LIGHT SWITCH BLK WIRE BLU WIRE CTY GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT DOOR LOCK W/ MOTOR ASSEMBLY LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR LOCK W/ MOTOR ASSEMBLY LSSR LT BLU WIRE LT GRN WIRE PNK WIRE PPL/BLK WIRE R/B 7 RED WIRE RIGHT END OF DASH) RIGHT FRONT DOOR LOCK W/ MOTOR ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY S-HORN FUSE S-HORN RELAY SECURITY HORN ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AGND BLK WIRE BLU WIRE CERTIFICATION ECU (RIGHT END OF DASH) CLL COMPUTER DATA LINES SYSTEM ENGINE STOP, START ECU (IF EQUIPPED) (LEFT END OF DASH) ENGINE SWITCH GRN WIRE GRY WIRE LT GRN WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK WIRE RED WIRE RIGHT END OF DASH) STAR VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE

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

BBC 3 FUSE BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ECO RUN CANCEL SWITCH ASSEMBLY ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (TRANSMISSION WIRE) EMP+ ENGINE ROOM R/B 1 ASSEMBLY ENGINE STOP, START SOLENOID FILTER FOG FR RELAY GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION CONTROL SUB-ASSEMBLY LT BLU WIRE MOP+ MOPI MULTI- DISPLAY ASSEMBLY NEO PNK WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/GRY WIRE PPL/ORG WIRE PPL/PNK WIRE PPL/RED WIRE RADIO RECEIVER ASSEMBLY RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT END OF DASH) TELEVISION DISPLAY ASSEMBLY VACUUM SENSOR ASSEMBLY VIO WIRE W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ FRONT FOG LIGHT W/ REAR SEAT ENTERTAINMENT SYSTEM WHT WIRE WHT/BLK WIRE

A/C CONTROL ASSEMBLY A/C CONTROL ASSEMBLY 2 BLB BLK WIRE BRB CLEARANCE WARNING ECU ASSEMBLY COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-DCC 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IG PPL/PNK WIRE INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION CONTROL SUB-ASSEMBLY LEFT BLIND SPOT MONITOR SENSOR LT BLU WIRE METER MIRROR SUB-ASSEMBLY MILLIMETER WAVE RADAR SENSOR ASSEMBLY NAVIGATION ECU NETWORK GATEWAY ECU PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/LT GRN WIRE PPL/ORG WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RIGHT BLIND SPOT MONITOR SENSOR RIGHT END OF DASH) VIO WIRE W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ HEAD UP DISPLAY W/O PANORAMIC WHT WIRE WHT/BLK WIRE YEL WIRE