Toyota Highlander IV (2019-2024) spiral cable sub-assembly Wiring diagrams

AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) SHIELD AIR FUEL RATIO SENSOR 2 (BANK 2 SENSOR 1) SHIELD BATTERY BLK WIRE BLK/DK GRN WIRE BLK/GRY WIRE BLOWER W/ FAN MOTOR SUB ASSEMBLY BRAKE ACTUATOR ASSEMBLY BRN WIRE CA (HYBRID) CB (HYBRID) CD (EXCEPT HYBRID) (TOP LEFT REAR OF ENGINE) CG (HYBRID) CK (HYBRID) DIODE (HEATER WATER PUMP ASSEMBLY) ENGINE ROOM R/B 2 ASSEMBLY FUEL PUMP CONTROL ECU GA (LEFT CENTER OF DASH) KNOCK CONTROL SENSOR (BANK 1) SHIELD KNOCK CONTROL SENSOR (BANK 2) SHIELD LOW/HIGH DRL OA (EXCEPT HYBRID) OA (HYBRID) QUICK HEATER ASSEMBLY RADIATOR SHUTTER SUB- ASSEMBLY RIGHT FOG LIGHT ASSEMBLY RIGHT HEADLIGHT ASSEMBLY RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT STEERING PAD SWITCH S/HTR R/L RELAY S/HTR R/R RELAY SHIELD SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SWING GRILLE ACTUATOR ASSEMBLY W/ ADAPTIVE FRONT LIGHTING SYSTEM W/ DOUBLE BEAM HEADLIGHT W/ SINGLE BEAM HEADLIGHT W/ STOP/ START SYSTEM W/O ADAPTIVE FRONT-LIGHTING SYSTEM WHT WIRE WHT/BLK WIRE

A/C CONTROL ASSEMBLY A/C CONTROL ASSEMBLY 2 AIR BAG SENSOR ASSEMBLY COMBINATION METER ASSEMBLY DATA LINK CONNECTOR 3 DOOR CONTROL SWITCH ASSEMBLY EXCEPT HYBRID FROM GROUND HA FROM GROUND HA (DIAGRAM 4 OF 9) FROM GROUND HB FROM GROUND HD (DIAGRAM 6 OF 9) FROM GROUND HG (DIAGRAM 5 OF 9) FRONT WIPER DEICER SWITCH HC (LEFT END OF DASH) HE (LEFT KICK PANEL) HG (RIGHT KICK PANEL) INSTRUMENT PANEL J/B ASSEMBLY LEFT FRONT DOOR LOCK W/ MOTOR ASSEMBLY LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT OUTER REAR VIEW MIRROR ASSEMBLY METER MIRROR SUB-ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY OUTER MIRROR SWITCH ASSEMBLY P/ OUTLET RELAY 1 PARKING ASSIST ECU POWER OUTLET SOCKET ASSEMBLY 1 POWER OUTLET SOCKET ASSEMBLY 2 POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY PPL RIGHT FRONT DOOR LOCK W/ MOTOR ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT OUTER REAR VIEW MIRROR ASSEMBLY SEAT MEMORY SWITCH SPIRAL CABLE SUB-ASSEMBLY STEERING HEATER SWITCH STEERING LOCK ACTUATOR/UPPER BRACKET ASSEMBLY STEERING SENSOR STRG HTR RELAY TO GROUND HB (DIAGRAM 5 OF 9) TO GROUND HC TO GROUND HD USB CHARGER SOCKET USB CHARGER SOCKET 2 W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ HEAD UP DISPLAY W/ MEMORY W/O MEMORY WHT/BLK WIRE YEL WIRE

5 OF 9) A/C THERMISTOR ASSEMBLY ACC RELAY AIR BAG SENSOR ASSEMBLY ALL DOOR LOCK RELAY AUTO HIGH BEAM SWITCH BKUP LP RELAY BLK WIRE BRN WIRE D DOOR UNLOCK RELAY DOOR BACK RELAY FORWARD RECOGNITION CAMERA FROM GROUND FRONT WIDE VIEW SWITCH FUEL LID OPENER SWITCH HC (DIAGRAM HYBRID VEHICLE CONTROL ECU INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY L/D DOOR UNLOCK RELAY LEFT SPOT LIGHT ASSEMBLY LEFT VISOR ASSEMBLY MAIN BODY ECU MAIN SWITCH ASSEMBLY P/OUTLET RELAY 2 POWER BACK DOOR CONTROL SWITCH PPL RAIN SENSOR RIGHT SPOT LIGHT ASSEMBLY RIGHT STEERING PAD SWITCH RIGHT VISOR ASSEMBLY ROOF CONSOLE BOX ASSEMBLY ROOM LIGHT ASSEMBLY 1 SHIFT LOCK CONTROL UNIT ASSEMBLY SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SUNSHADE CONTROL ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) TELEVISION DISPLAY ASSEMBLY TO GROUND HE W/ PANORAMIC MOON ROOF SYSTEM W/ REAR SEAT ENTERTAINMENT SYSTEM W/ SLIDING ROOF W/O AUTO WIPER SYSTEM WHT WIRE WHT/BLK WIRE

BHT BLK WIRE CONTROL ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY ETM- GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LT GRN WIRE PNK WIRE PPL PPL/BLU WIRE PPL/ORG WIRE R/B 7 RELAY ENERGIZED RIGHT END OF DASH) SPIRAL CABLE SUB-ASSEMBLY STEERING HEATER STEERING HEATER SWITCH STEERING WHEEL HEATER STRG HTR FUSE STRG HTR RELAY WHT/BLK WIRE

AIR BAG SENSOR ASSEMBLY AUTO BBC 2 FUSE BGND BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BSW BUCKLE CENTER CONSOLE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRL OFF ECU-ACC FUSE ECU-DCC 2 FUSE ELECTRIC PARKING BRAKE SWITCH ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE STOP, START ECU GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOLD SWITCH HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY L OFF LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT FRONT SEAT INNER BELT ASSEMBLY LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU OCCUPANT DETECTION ECU ORG/ WIRE PNK WIRE PPL/BLU WIRE RED WIRE RELAY ENERGIZED RIGHT END OF DASH) RIGHT FRONT SEAT INNER BELT ASSEMBLY SLT 1 SPIRAL CABLE SUB-ASSEMBLY STEERING SENSOR SWITCH TAIL VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE

AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE FROM OBD FUSE (DIAGRAM 7 OF 12) FUEL LID OPENER SWITCH GRN WIRE GRY WIRE LEFT HEADLIGHT ASSEMBLY LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY PANEL FUSE PNK WIRE POWER BACK DOOR CONTROL SWITCH POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/ORG WIRE PPL/WHT WIRE PPL/YEL WIRE RED WIRE RIGHT END OF DASH) RIGHT HEADLIGHT ASSEMBLY RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY ROOF CONSOLE BOX ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING HEATER SWITCH STEERING PAD SWITCH ASSEMBLY TAIL FUSE TAIL RELAY TELEVISION DISPLAY ASSEMBLY TRIP SWITCH W/ DOUBLE BEAM HEADLIGHT W/ SINGLE BEAM HEADLIGHT W/O ADAPTIVE FRONT-LIGHTING SYSTEM W/O REAR ENTERTAINMENT SYSTEM WHT WIRE

BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-ACC FUSE ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LEFT STEERING PAD SWITCH LT BLU WIRE LT GRN WIRE MSM+ MSTI ORG/ WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/GRY WIRE PPL/VIO WIRE RADIO 2 FUSE RADIO FUSE RED WIRE RELAY ENERGIZED RIGHT STEERING PAD SWITCH SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-ACC FUSE ENGINE ROOM R/B 1 ASSEMBLY EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LEFT STEERING PAD SWITCH LT BLU WIRE LT GRN WIRE MSM+ MSTI NCA WIRE ORG/ WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/GRY WIRE PPL/PNK WIRE PPL/VIO WIRE RADIO 2 FUSE RADIO FUSE RADIO SETTING CONDENSER RED WIRE RIGHT STEERING PAD SWITCH SHIELD SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY VIO WIRE W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY WHT WIRE WHT/BLK WIRE YEL WIRE

ABFS ACL AIR BAG SENSOR ASSEMBLY BBL+ BCL+ BDL- BFL+ BLK WIRE BRN WIRE BUCKLE SWITCH COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 DK+ DRIVER SIDE SQUIB (HORN BUTTON ASSEMBLY) GRN WIRE GSW ICL- INSTRUMENT PANEL J/B ASSEMBLY INSTRUMENT PANEL PASSENGER AIR BAG W/O DOOR ASSEMBLY INVERTER W/ CONVERTER ASSEMBLY LEFT CURTAIN SHIELD AIR BAG ASSEMBLY LEFT DOOR SIDE AIR BAG SENSOR LEFT FRONT AIR BAG SENSOR LEFT FRONT SEAT AIR BAG ASSEMBLY LEFT FRONT SEAT INNER BELT ASSEMBLY LEFT SEAT POSITION AIR BAG SENSOR (LEFT FRONT SEAT ADJUSTER ASSEMBLY) LEFT SIDE AIR BAG SENSOR ASSEMBLY LEFT SIDE AIR BAG SENSOR ASSEMBLY 2 LOWER INSTRUMENT PANEL AIR BAG ASSEMBLY 1 LSP + LT GRN WIRE P-AB PAON PASSENGER AIR BAG ON/OFF IND PL- PNK WIRE RED WIRE SFL- SL- SPIRAL CABLE SUB-ASSEMBLY SR- TELLTALE LIGHT ASSEMBLY W/ SAFETY CONNECT WHT WIRE WHT/BLK WIRE YAW RATE SENSOR YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

-DP BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA EAU ECU-ACC FUSE ECU-B 2 FUSE ECU-DCC 2 FUSE ENGINE STOP, START ECU GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LEFT STEERING PAD SWITCH LT BLU WIRE MAIN BODY ECU MSM+ MSTI ORG/ WIRE PNK CSEL WIRE PNK WIRE PPL GND PPL/BLK WIRE PPL/BLU WIRE PPL/ORG WIRE PPL/WHT WIRE PRG PNK CSEL PPL/PNK +B WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RCO RDAM RED WIRE SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SWG W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE