Toyota Highlander IV (2019-2024) relay energized Wiring diagrams

BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT REAR OF ENGINE COMPT) BRAKE PEDAL STROKE SENSOR ASSEMBLY COMPUTER DATA LINES SYSTEM CTY ECU- DCC 1 FUSE ECU-B 2 FUSE GRN WIRE GRY WIRE HALL IC 1 HALL IC 2 HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY 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 RELAY ENERGIZED SKG STOP FUSE VCSK VIO WIRE WHT WIRE WHT/BLK WIRE

BACK DOOR LOCK ASSEMBLY W/ COURTESY LIGHT SWITCH BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COURTESY SWITCH DOOR BACK FUSE DOOR BACK RELAY ECU-ACC FUSE ECU-DCC 2 FUSE GRN WIRE HAZ FUSE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LOCK LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) ORG/ WIRE PNK WIRE PPL PPL/BLU WIRE PPL/VIO WIRE RED WIRE RELAY ENERGIZED RIGHT END OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM CSEL ECU-ACC FUSE ECU-B 2 FUSE ECU-DCC 2 FUSE GRN WIRE GRY WIRE HAZ FUSE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LOCK LSBO LT BLU WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) ORG/ WIRE PBDS PNK WIRE PPL PPL/BLU WIRE PPL/VIO WIRE PPL/WHT WIRE RCO RDAM RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BATT FAN 1 FUSE BATT FAN 1 RELAY BATT FAN 2 FUSE BATT FAN 2 RELAY BATTERY VOLTAGE SENSOR BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 ASSEMBLY FLOOR J/B 5 GRN WIRE HOT AT ALL TIMES HOT W/ IGCT RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU IGCT 2 FUSE INV W/ PMP FUSE INV W/ PMP RELAY INVERTER WATER PUMP W/ MOTOR ASSEMBLY IWP LEFT BATTERY COOLING BLOWER ASSEMBLY LT BLU WIRE NIWP NWP PNK +BWP WIRE PNK WIRE PPL PPL/BLK WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RELAY ENERGIZED RIGHT BATTERY COOLING BLOWER ASSEMBLY SWP VIO WIRE WHT WIRE WHT/BLK WIRE 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 COMPUTER DATA LINES SYSTEM COOLING FAN ECU CRANK POSITION SENSOR ECM (LEFT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY FAN 1 FUSE FAN-2 FUSE HOT AT ALL TIMES HOT W/ EFI MAIN RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU LT GRN WIRE NE+ NE+ PNK NE- WIRE PNK WIRE RELAY ENERGIZED RFC VCNE VIO WIRE WHT WIRE WHT/BLK 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 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 COMPUTER DATA LINES SYSTEM ECU- DCC 1 FUSE ECU-ACC FUSE ECU-DCC 2 FUSE GRY WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU OFF ORG/ WIRE PNK BAT WIRE PNK WIRE REAR WIPER MOTOR ASSEMBLY REAR WIPER SWITCH RELAY ENERGIZED RR INT RR ON RWRY SPIRAL CABLE SUB-ASSEMBLY STEERING SENSOR VIO WIRE WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIPER RR FUSE

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