Toyota Highlander IV (2019-2024) w/ stop/ start system Wiring diagrams

ABS 1 FUSE ABS 2 FUSE BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRAKE PEDAL LOAD SENSING SWITCH (BRAKE PEDAL SUPPORT ASSEMBLY) BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 ASSEMBLY FSW+ GRN WIRE HDCS HOT AT ALL TIMES LEFT FRONT SPEED SENSOR LEFT PARKING BRAKE ACTUATOR ASSEMBLY LEFT REAR SPEED SENSOR (LEFT REAR AXLE HUB, BEARING ASSEMBLY) LT BLU WIRE LT GRN WIRE MRL+ MRR ORG/ WIRE PNK WIRE POL PPL/BLU WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RIGHT END OF DASH) RIGHT FRONT SPEED SENSOR RIGHT PARKING BRAKE ACTUATOR ASSEMBLY VACUUM WARNING SWITCH ASSEMBLY VCM VIO WIRE VSC OFF SWITCH W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

1 RELAY ENERGIZED 2 RELAY ENERGIZED AIR BAG SENSOR ASSEMBLY BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR SUB-ASSEMBLY) BRN WIRE CANL CANH COMPUTER DATA LINES SYSTEM DOWNHILL ASSIST CONTROL SWITCH (12.3 INCH DISPLAY) ECU- DCC 1 FUSE ECU-B 2 FUSE ENGINE STOP, START ECU GRN WIRE GRY WIRE HOLD SWITCH HOT AT ALL TIMES IND INSTRUMENT PANEL J/B ASSEMBLY LOCK SWITCH LT BLU WIRE LT GRN WIRE ORG/ WIRE OUT PNK BAT WIRE PNK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RELEASE SWITCH RIGHT END OF DASH) RIGHT REAR SPEED SENSOR (RIGHT REAR AXLE HUB, BEARING ASSEMBLY) STEERING SENSOR (UPPER STEERING COLUMN) STOP FUSE STOP LIGHT SWITCH ASSEMBLY VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YAW RATE SENSOR YEL WIRE

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

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE STOP, START ECU EXCEPT HYBRID FRONT WIPER SWITCH GRN WIRE GRY WIRE HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LEVEL WARNING SWITCH ASSEMBLY (WASHER MOTOR, PUMP ASSEMBLY) MIST MPX OFF PNK WIRE PPL/BLU WIRE PPL/VIO WIRE RED WIRE SIG SPIRAL CABLE SUB-ASSEMBLY STEERING SENSOR VIO WIRE VOLUME SWITCH W-OFF W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE STOP, START ECU EXCEPT HYBRID FRONT WIPER SWITCH GRN WIRE HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LEVEL WARNING SWITCH ASSEMBLY (WASHER MOTOR, PUMP ASSEMBLY) MIST OFF PNK WIRE PPL/BLU WIRE PPL/VIO WIRE RED WIRE SPIRAL CABLE SUB-ASSEMBLY STEERING SENSOR VIO WIRE VOLUME SWITCH W-OFF W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

A/C CONTROL ASSEMBLY A/C CONTROL ASSEMBLY 2 BLK WIRE DOOR CONTROL SWITCH ASSEMBLY DOWNHILL ASSIST CONTROL SWITCH ECO RUN CANCEL SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FRONT WIDE VIEW SWITCH FRONT WIPER DEICER SWITCH GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY INTEGRATION CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN SWITCH ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTI- DISPLAY ASSEMBLY PATTERN SELECT SWITCH PATTERN SELECT SWITCH ASSEMBLY PNK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/ORG WIRE RADIO RECEIVER ASSEMBLY RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY SHIFT POSITION INDICATOR VIO WIRE VSC OFF SWITCH W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE YEL WIRE

A/C COMP FUSE A/C COMP RELAY A/C RR FUSE A/C W/PMP FUSE A/C W/PMP RELAY A/F HTR FUSE A/F HTR RELAY AWD ECU ASSEMBLY BLK WIRE BLOWER MOTOR CONTROL BLOWER W/ FAN MOTOR SUB ASSEMBLY BLU WIRE D INJ RELAY DEF FUSE DEF RELAY DRL FUSE DRL RELAY EDU FUSE ENGINE ROOM R/B 1 ASSEMBLY (LEFT SIDE OF ENGINE COMPT) EXCD FOG FR FUSE FOG FR RELAY FROM ENGINE ROOM J/B 1 ASSEMBLY (DIAGRAM 1 OF 11) FROM ST 1 FUSE (DIAGRAM 1 OF 11) FUEL PMP FUSE FUEL PMP RELAY GRN WIRE GRY WIRE H-LP LH FUSE H-LP LH RELAY H-LP RH FUSE H-LP RH RELAY HORN FUSE HORN RELAY HTR FUSE INV FUSE INV RELAY J/B-B FUSE LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK DOOR ECU ORG/ WIRE PBD FUSE PNK WIRE POWER OUTLET SOCKET ASSEMBLY 3 R/B 1 FUSE RED WIRE S/HTR F/L FUSE S/HTR F/L RELAY S/HTR F/R FUSE S/HTR F/R RELAY TO ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 11 OF 11) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 11) TO USB 1 FUSE (DIAGRAM 3 OF 11) VOLTAGE INVERTER ASSEMBLY W/ ADAPTIVE FRONT LIGHTING SYSTEM W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE WIPER FUSE WIPER RELAY 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

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

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