Toyota bZ4X I (2022-2024) hybrid vehicle control ecu Wiring diagrams

AE (RIGHT FRONT MOTOR COMPT) BLK WIRE BLU WIRE CERTIFICATION ECU COMPUTER DATA LINES SYSTEM CTY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU LEFT PARKING BRAKE ACTUATOR ASSEMBLY LEFT REAR SPEED SENSOR LT BLU WIRE LT GRN WIRE MRL+ MRR OUT PNK WIRE RED WIRE RIGHT FRONT SPEED SENSOR RIGHT PARKING BRAKE ACTUATOR ASSEMBLY SEMICONDUCTOR POWER INTEGRATION ECU SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) STOP LIGHT SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

A/C 2 FUSE A/C MAIN FUSE A/C MAIN RELAY A/C RELAY BLK WIRE BLU WIRE BRN WIRE COMPRESSOR W/ MOTOR ASSEMBLY DOUT ECU-B 4 FUSE ELECTRIC HEATER SUB-ASSEMBLY FAN-2 FUSE GRN WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU IGBD LT BLU WIRE LT GRN WIRE MOTOR COMPARTMENT R/B 1 ORG/BLU WIRE ORG/LT GRN WIRE PNK WIRE RED WIRE RFC SHIELD STB VIO WIRE WHT WIRE WHT/BLK WIRE WSTB

BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY G/SHUTTER FUSE GRN WIRE HOT W/ IGCT-IG 1 RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU LT BLU WIRE METER-IGR FUSE MOTOR MOTOR COMPARTMENT R/B 1 POWER DISTRIBUTION BOX ASSEMBLY RADIATOR SHUTTER ASSEMBLY WHT WIRE WHT/BLK WIRE

AIR BAG SENSOR ASSEMBLY ALL DOOR LOCK RELAY BATTERY BLK WIRE BLK/GRY WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BRAKE BOOSTER CONTROL ECU (BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY) BRN WIRE COMBINATION METER ASSEMBLY D DOOR UNLOCK RELAY DOOR BACK RELAY FORWARD RECOGNITION CAMERA FRONT WASHER NOZZLE, HOSE ASSEMBLY HEATER PUMP ASSEMBLY HYBRID VEHICLE CONTROL ECU INNER REAR VIEW MIRROR ASSEMBLY L/D DOOR UNLOCK RELAY LEFT QUICK HEATER, ACCESSORY ASSEMBLY LEFT VISOR ASSEMBLY MAIN BODY ECU MAP LIGHT ASSEMBLY P/OUTLET RELAY PPL RAIN SENSOR RIGHT VISOR ASSEMBLY ROOM LIGHT ASSEMBLY 1 RR DEF RELAY SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) SPIRAL CABLE SUB-ASSEMBLY STOP LIGHT SWITCH ASSEMBLY W/ DIGITAL INNER MIRROR W/O DIGITAL INNER MIRROR WATER PUMP W/ MOTOR ASSEMBLY WHT/BLK WIRE WINDSHIELD WIPER RELAY ASSEMBLY

BRN WIRE COMPUTER DATA LINES SYSTEM ECU-B 1 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU ID CODE BOX (LEFT CENTER OF DASH) PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY RED WIRE WHT WIRE WHT/BLK WIRE

ABS 1 FUSE ABS 2 FUSE ABS MTR FUSE ABS- MAIN FUSE BATT-S 1 FUSE BATT-S 2 FUSE BATTERY BATTERY STATE SENSOR ASSEMBLY BLK WIRE BLU WIRE BRAKE BOOSTER CONTROL ECU (BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY) BRAKE CONTROL POWER SUPPLY ASSEMBLY CAPACITOR FUSE DC/DC FUSE DK GRN WIRE ELECTRIC CONVERTER UNIT ASSEMBLY EPS-1 FUSE FRONT EV MOTOR CONTROL INVERTER ASSEMBLY FUSIBLE LINK BLOCK ASSEMBLY G/SHUTTER FUSE GRN WIRE HYBRID VEHICLE CONTROL ECU IGCT 4 FUSE IGCT- IG 1 FUSE IGCT-IG 1 RELAY IGCT-IG 2 RELAY IGP- MAIN 2 FUSE INP STD 1 FUSE INP STD 2 FUSE LEFT CHARGE INLET BOX ASSEMBLY LT BLU WIRE MAIN FUSE MOTOR COMPARTMENT J/B 1 ORG/ WIRE PCU FR FUSE PCU RR FUSE POWER DISTRIBUTION BOX ASSEMBLY POWER STEERING ECU (RACK, PINION POWER STEERING GEAR ASSEMBLY) PPL/WHT WIRE RADIATOR SHUTTER ASSEMBLY RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY REAR TRANSAXLE W/ MOTOR, INVERTER ASSEMBLY RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) STD PI 1 FUSE TO FUSE IGCT-SCENE (DIAGRAM 2 OF 8) TO MOTOR COMPARTMENT R/B 1 (DIAGRAM 3 OF 8) TO POWER DISTRIBUTION BOX ASSEMBLY (DIAGRAM 5 OF 8) VIO WIRE WHT WIRE WHT/BLK WIRE

A/C MAIN FUSE A/C MAIN RELAY ACC 2 RELAY ACC MAIN FUSE AIR CONDITIONING AMPLIFIER ASSEMBLY AIR CONDITIONING CONTROL ASSEMBLY BLK WIRE BLU WIRE BRN WIRE D/C CUT FUSE ECU- IGP 1 FUSE ECU- IGP 2 FUSE FROM CERTIFICATION ECU (DIAGRAM 8 OF 8) FROM FUSE HTR (DIAGRAM 2 OF 8) FROM MOTOR COMPARTMENT J/B 1 (DIAGRAM 1 OF 8) FROM POWER DISTRIBUTION BOX ASSEMBLY (DIAGRAM 7 OF 8) GRN WIRE GRY WIRE HWD 3 DEICER RELAY HYBRID VEHICLE CONTROL ECU IGP 1 RELAY IGP 2 RELAY IGP- MAIN 1 FUSE LEFT REAR SEAT CUSHION PAD LEFT USB CHARGER SOCKET 2 LT BLU WIRE LT GRN WIRE NETWORK GATEWAY ECU PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLK WIRE PPL/BRN WIRE PPL/RED WIRE REAR SEAT HEATER SWITCH RED WIRE RIGHT REAR SEAT CUSHION PAD RIGHT USB CHARGER SOCKET 2 S/HTR R/L FUSE S/HTR RR FUSE SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) STOP LIGHT SWITCH ASSEMBLY TO POWER DISTRIBUTION BOX ASSEMBLY (DIAGRAM 5 OF 8) TRANSMISSION FLOOR SHIFT ASSEMBLY USB 3 FUSE USB 4 FUSE VIO WIRE WASHER FUSE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER RELAY ASSEMBLY

+BA 2 FUSE +BA RELAY ACC RELAY ALL DOOR LOCK RELAY AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY D DOOR UNLOCK RELAY D/L FUSE DCM FUSE ECU-B 1 FUSE ECU-B 2 FUSE ELECTRICAL KEY, TIRE PRESSURE MONITORING SYSTEM RECEIVER ASSEMBLY FROM CERTIFICATION ECU (DIAGRAM 8 OF 8) FROM ECU-ACC FUSE (DIAGRAM 7 OF 8) FROM FUSE AMP 1 (DIAGRAM 6 OF 8) FROM MOTOR COMPARTMENT R/B 1 (DIAGRAM 2 OF 8) GRN WIRE GRY WIRE HAZ FUSE HYBRID VEHICLE CONTROL ECU ID CODE BOX IGR 1 RELAY IGR 2 RELAY INNER REAR VIEW MIRROR ASSEMBLY INTEGRATION CONTROL SUPPLY L/D DOOR UNLOCK RELAY LEFT BLIND SPOT MONITOR SENSOR LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NETWORK GATEWAY ECU OPTION CONNECTOR (TOP CENTER OF ROOF) ORG/ WIRE P/OUTLET RELAY PNK WIRE PPL PPL/BRN WIRE PPL/GRN WIRE PPL/LT GRN WIRE RED WIRE RIGHT BLIND SPOT MONITOR SENSOR STOP FUSE STOP LIGHT SWITCH ASSEMBLY TELEMATICS TRANSCEIVER TO CERTIFICATION ECU (DIAGRAM 8 OF 8) TO ECU-IGR 5 FUSE (DIAGRAM 7 OF 8) TO METER-IGR FUSE (DIAGRAM 6 OF 8) TO P/OUTLET 1 FUSE (DIAGRAM 7 OF 8) TO USB 1 FUSE (DIAGRAM 7 OF 8) VEHICLE APPROACHING SPEAKER CONTROLLER VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DIS ECU-ACC FUSE ECU-IGR 2 FUSE ECU-IGR 5 FUSE EPS-IGR FUSE FORWARD RECOGNITION CAMERA FROM ACC RELAY (DIAGRAM 4 OF 8) FROM CERTIFICATION ECU (DIAGRAM 8 OF 8) FROM IGR 2 RELAY (DIAGRAM 4 OF 8) FROM P/OUTLET RELAY (DIAGRAM 4 OF 8) GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU INNER REAR VIEW MIRROR ASSEMBLY INTEGRATION CONTROL SUPPLY LEFT HEADLIGHT ECU SUB-ASSEMBLY LEFT USB CHARGER SOCKET LT BLU WIRE LT GRN WIRE MAIN BODY ECU MAP LIGHT ASSEMBLY MILLIMETER WAVE RADAR SENSOR ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY NETWORK GATEWAY ECU ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY P/OUTLET 1 FUSE PNK WIRE POWER OUTLET SOCKET ASSEMBLY 1 POWER STEERING ECU (RACK, PINION POWER STEERING GEAR ASSEMBLY) PPL/LT GRN WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RAIN SENSOR RED WIRE RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT USB CHARGER SOCKET TELEMATICS TRANSCEIVER TO MOTOR COMPARTMENT R/B 1 (DIAGRAM 3 OF 8) TO OPTION CONNECTOR (DIAGRAM 4 OF 8) TO P/OUTLET RELAY (DIAGRAM 4 OF 8) USB 1 FUSE USB 2 FUSE VIO WIRE WHT WIRE WHT/BLK WIRE WSH NZL HTR RELAY MOTOR COMPARTMENT R/B 1

ACCELERATOR PEDAL W/ SENSOR ROD ASSEMBLY AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE CAN I/F CAN L COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU- IGP 2 FUSE ECU-IGR 5 FUSE GRN WIRE GRY WIRE HMCH HMCL HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU IGBD IGR IWP LT BLU WIRE LT GRN WIRE METER-IGR FUSE MOTOR COMPARTMENT R/B 1 NIWP PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY RED WIRE RFC STOP FUSE STOP LIGHT SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE