Toyota Grand Highlander I (2023-2024) certification ecu Wiring diagrams

2.4L TURBO HYBRID 2.5L HYBRID ABS 2 FUSE ABS 3 FUSE ABS MTR 1 FUSE ABS- MAIN FUSE BLK WIRE BLU WIRE BRAKE BOOSTER CONTROL ECU (BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY) BRAKE LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRN WIRE CBKP CERTIFICATION ECU CLIN COMPUTER DATA LINES SYSTEM CTY CWKP ENGINE ROOM R/B 1 EPB GRN WIRE GRY WIRE HDCS HOT AT ALL TIMES IGR LBL LEFT FRONT DOOR LOCK W/ MOTOR ASSEMBLY LEFT PARKING BRAKE ACTUATOR ASSEMBLY LT BLU WIRE PNK WIRE PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/RED WIRE PPL/YEL WIRE RED WIRE RIGHT END OF DASH) RIGHT PARKING BRAKE ACTUATOR ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

AHID AIR CONDITIONING AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE CANN CANP CERTIFICATION ECU CLTB CLTE CLTS DOOR LOCKS, ANTI-THEFT SYSTEMS GRN WIRE GRY WIRE HEAD HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS LSBO LSWL LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK DOOR ECU NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE RED WIRE RERY RIGHT END OF DASH) RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY WHI WHT WIRE WIPER/WASHER SYSTEM WPS

2.4L TURBO HYBRID BLK WIRE BRN WIRE CANL IGR CERTIFICATION ECU COMPUTER DATA LINES SYSTEM EXCEPT 2.4L TURBO HYBRID EXCEPT HYBRID GRN WIRE HEAD HF HU HMSL HYBRID VEHICLE CONTROL ECU ASSEMBLY L OFF LT BLU WIRE LT GRN WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/RED WIRE PPL/VIO WIRE RADIO SETTING CONDENSER RED WIRE RIGHT END OF DASH) STEERING SENSOR STEERING WHEEL SWITCH HOUSING TL TR BFG TURN SIGNAL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE

BLU WIRE CERTIFICATION ECU ECU-B 1 FUSE EXCEPT HYBRID GRN WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU ASSEMBLY ID CODE BOX POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLK WIRE RIGHT END OF DASH) VIO WIRE

2.4L TURBO HYBRID BKL BKSW BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE OIL LEVEL SENSOR (2.4L TURBO HYBRID, 2.4L TURBO) (LEFT SIDE OF ENGINE) FE, B GRN WIRE GRY WIRE HZSW LEFT FRONT SEAT INNER BELT ASSEMBLY LT GRN WIRE MSM+ MSTI ODO OILW ORG/ WIRE PNK WIRE PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/LT BLU WIRE PPL/RED WIRE PPL/VIO WIRE RED WIRE RIGHT END OF DASH) SPDO TRNL TRNR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2.4L TURBO HYBRID 2.4L TURBO HYBRID, 2.5L HYBRID 2.5L HYBRID, 2.4L TURBO BKUP LP FUSE BLK WIRE BLU WIRE CERTIFICATION ECU CLEARANCE WARNING ECU ASSEMBLY ECU-IGR 2 FUSE ECU-IGR 3 FUSE ELECTRICAL KEY, TIRE PRESSURE MONITORING SYSTEM RECEIVER ASSEMBLY ENGINE STOP, START ECU ENGINE SWITCH (2.4L TURBO) EPS-IGR FUSE FORWARD RECOGNITION CAMERA FROM +BA RELAY (DIAGRAM 11 OF 14) FROM DCM FUSE (DIAGRAM 8 OF 14) FROM P/OUTLET RELAY (DIAGRAM 9 OF 14) GRN WIRE IGR 1 RELAY IGR 2 RELAY INNER REAR VIEW MIRROR ASSEMBLY LEFT FRONT SIDE RADAR SENSOR LT BLU WIRE LT GRN WIRE MAIN BODY ECU MAP LIGHT ASSEMBLY METER MIRROR SUB-ASSEMBLY OPTION CONNECTOR (DVR) PARK/ NEUTRAL POSITION SWITCH ASSEMBLY PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY POWER STEERING ECU (RACK, PINION POWER STEERING GEAR ASSEMBLY) POWER SWITCH PPL PPL/BLK WIRE PPL/BLU WIRE PPL/LT GRN WIRE PPL/ORG WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE RAIN SENSOR REAR WIPER MOTOR ASSEMBLY RED WIRE RIGHT FRONT SIDE RADAR SENSOR SEMICONDUCTOR POWER INTEGRATION ECU STEERING HEATER SWITCH SUNSHADE CONTROL ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) TO A/BAG-IGR FUSE (DIAGRAM 12 OF 14) VIO WIRE WHT WIRE WHT/BLK WIRE WIPER RR FUSE

AIR CONDITIONING CONTROL ASSEMBLY AIR CONDITIONING CONTROL ASSEMBLY 2 BLU WIRE CERTIFICATION ECU COMPUTER DATA LINES SYSTEM DIS DOOR CONTROL SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY GRN WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY LT GRN WIRE MAP LIGHT ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY PATTERN SELECT SWITCH PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/ORG WIRE PPL/RED WIRE PPL/WHT WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY SHIFT POSITION INDICATOR SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY TAIL VIO WIRE WHT WIRE WHT/BLK WIRE

2.4L TURBO HYBRID 2.4L TURBO, 2.4L TURBO HYBRID 2.5L HYBRID 2.5L HYBRID, 2.4L TURBO HYBRID AIR CONDITIONING AMPLIFIER ASSEMBLY AIR CONDITIONING CONTROL ASSEMBLY AIR CONDITIONING CONTROL ASSEMBLY 2 BBC 1 FUSE BLK WIRE BLU WIRE CERTIFICATION ECU COMPRESSOR W/ MOTOR ASSEMBLY D INJ FUSE D INJ RELAY DEICER RELAY ECU- IGP 1 FUSE ECU- IGP 2 FUSE ECU-IGP 3 FUSE EFI MAIN 2 RELAY EFI- MAIN 1 FUSE EFI- MAIN 1 RELAY EFI- MAIN 2 FUSE EFI- MAIN 3 FUSE EFI- MAIN 3 RELAY ENGINE ROOM R/B 2 ENGINE STOP, START ECU FROM EFI 1 FUSE (DIAGRAM 3 OF 14) GRN WIRE HYBRID VEHICLE CONTROL ECU ASSEMBLY IGCT FUSE IGCT RELAY 1 IGCT RELAY 2 IGP 1 RELAY IGP 3 RELAY IGP- MAIN 1 FUSE INJ FUSE LT GRN WIRE LT GRN/ VIO WIRE NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLK WIRE PPL/BLU (OR RED) WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/LT GRN WIRE PPL/RED WIRE R/B 3 FUSE RED WIRE RIGHT END OF DASH) S-HORN FUSE S-HORN RELAY SHIFT LOCK CONTROL UNIT ASSEMBLY SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) STEREO COMPONENT EQUALIZER ASSEMBLY TO ENGINE ROOM R/B 1 (DIAGRAM 3 OF 14) TO ENGINE ROOM R/B 2 (DIAGRAM 6 OF 14) TO POWER OUTLET SWITCH (DIAGRAM 14 OF 14) TO VOLTAGE INVERTER (DIAGRAM 14 OF 14) VIO WIRE WHT (OR BLK) WIRE WHT WIRE WHT/BLK WIRE

ACC RELAY BLK WIRE CERTIFICATION ECU ECU-ACC FUSE ENGINE STOP, START ECU FROM TI, TE FUSE (DIAGRAM 7 OF 14) GRN WIRE LEFT USB CHARGER SOCKET 3 LEFT USB CHARGER SOCKET 4 MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NETWORK GATEWAY ECU P/OUTLET 1 FUSE P/OUTLET RELAY PNK WIRE POWER OUTLET SOCKET ASSEMBLY 1 POWER OUTLET SOCKET ASSEMBLY 2 PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/RED WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT USB CHARGER SOCKET 3 RIGHT USB CHARGER SOCKET 4 TO IGR 1 RELAY (DIAGRAM 10 OF 14) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 13 OF 14) TO TAIL RELAY (DIAGRAM 11 OF 14) USB 1 FUSE USB 2 FUSE USB CHARGER SOCKET USB CHARGER SOCKET 2 VIO WIRE WHT/BLK WIRE

2.4L TURBO HYBRID, 2.5L HYBRID BBC 2 FUSE BLU WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CSEL DATA ECU- DCC 3 FUSE ECU-B 2 FUSE ECU-IGR 2 FUSE ELECTRICAL KEY, TIRE PRESSURE MONITORING SYSTEM RECEIVER ASSEMBLY ENGINE ROOM R/B 1 ENGINE STOP, START ECU EPS-IGR FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 2 RELAY ENERGIZED IGR LT GRN WIRE ORG/ WIRE PNK 5 WIRE PNK RCO WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL GND PPL/BLK WIRE PPL/BLU WIRE PPL/RED WIRE PPL/VIO WIRE RDAM WHT WIRE YEL WIRE