Toyota Sienna IV (2020-2024) headlight dimmer switch Wiring diagrams

BLB BLGD BLIND SPOT MONITOR BUZZER BLIND SPOT MONITOR INDICATOR BLK WIRE BLU WIRE BRB BRGD BRN WIRE BSL+ BSR+ BZN BZP COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DJ (RIGHT END OF DASH) ECU-DCC 2 FUSE ECU-IGR 1 FUSE ECU-IGR 2 FUSE GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED HTR LEFT BLIND SPOT MONITOR SENSOR LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT OUTER REAR VIEW MIRROR ASSEMBLY METER-IGR FUSE OMIL OMIR ORG/ WIRE PNK CANH WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLU WIRE RIGHT BLIND SPOT MONITOR SENSOR RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT OUTER REAR VIEW MIRROR ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY TL TR TURN SIGNAL SWITCH VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE

AUTO BLK WIRE BLU WIRE BRAKE BOOSTER CONTROL ECU (BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY) BRN WIRE COMPUTER DATA LINES SYSTEM CXPI ECU-DCC 2 FUSE ECU-IGR 2 FUSE ENGINE ROOM J/B 1 GRY WIRE HEAD HEAD DRL OFF HEADLIGHT DIMMER SWITCH HOT AT ALL TIMES HOT W/ IGR 2 RELAY ENERGIZED IGR L OFF LCTY LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU PDB ALT 2 FUSE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLU WIRE PPL/GRN WIRE RCTY SPIRAL CABLE SUB-ASSEMBLY STOP FUSE TAIL TAIL RELAY TL TR TURN SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

AUTO BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CXPI FRONT WIPER SWITCH GRY WIRE HEADLIGHT DIMMER SWITCH HOT W/ IGR 1 RELAY ENERGIZED LEVEL WARNING SWITCH ASSEMBLY LT BLU WIRE LT GRN WIRE METER-IGR FUSE MIST MPX OFF PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLU WIRE SEMICONDUCTOR POWER INTEGRATION ECU SIG SPIRAL CABLE SUB-ASSEMBLY VOLUME SWITCH W-OFF W/ RAIN SENSOR W/O RAIN SENSOR WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

A/C AMPLIFIER ASSEMBLY ACC RELAY AIR BAG SENSOR ASSEMBLY ALL DOOR LOCK RELAY ALL DOOR UNLOCK RELAY BLK WIRE BRN WIRE CERTIFICATION ECU D DOOR UNLOCK RELAY DOME CUT RELAY DOOR BACK RELAY FROM GROUND DC (DIAGRAM 5 OF 7) FROM GROUND DJ (DIAGRAM 5 OF 7) FUEL OPN RELAY HAZARD WARNING SIGNAL SWITCH ASSEMBLY HEADLIGHT DIMMER SWITCH ID CODE BOX (IMMOBILIZER CODE ECU) IGR RELAY 1 IGR RELAY 2 INTERIOR ILLUMINATION LIGHT ASSEMBLY 2 INTERIOR ILLUMINATION LIGHT ASSEMBLY 3 MAIN BODY ECU MULTIPLEX TILT, TELESCOPIC ECU NETWORK GATEWAY ECU P/OUTLET RELAY POWER OUTLET SOCKET ASSEMBLY 1 PPL/BLK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY SHIFT LOCK CONTROL UNIT ASSEMBLY SHIFT POSITION INDICATOR SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN ASSEMBLY STEERING LOCK ACTUATOR/ UPPER BRACKET ASSEMBLY STEREO COMPONENT AMPLIFIER ASSEMBLY STEREO COMPONENT EQUALIZER ASSEMBLY USB CHARGER SOCKET USB CHARGER SOCKET 2 W/ ACTIVE NOISE CONTROL W/ CLIMATE CONTROL SEAT W/ HEATED STEERING WHEEL WHT/BLK WIRE

AHID AUTO TAIL AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLU WIRE BRN WIRE CLTB CLTE CLTS COMPUTER DATA LINES SYSTEM DIMMER SWITCH ECU-B 2 FUSE ECU-DCC 2 FUSE ECU-IGR 2 FUSE ECU-IGR 4 FUSE GRN WIRE GRY WIRE HDL HEAD HEAD DRL OFF HEADLIGHT DIMMER SWITCH HF HU HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED IGR L OFF LCTY LIGHT CONTROL SWITCH LIGHT IC LT BLU WIRE LT GRN WIRE MAIN BODY ECU PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLU WIRE PPL/PNK WIRE RCTY RED WIRE SPIRAL CABLE SUB-ASSEMBLY TAIL RELAY WHT WIRE WHT/BLK WIRE YEL WIRE

AUTO TAIL BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CXPI ECU-DCC 2 FUSE ECU-IGR 2 FUSE ENGINE ROOM J/B 1 GRN WIRE GRY WIRE HEAD HEAD DRL OFF HEADLIGHT DIMMER SWITCH HOT AT ALL TIMES HOT W/ IGR 2 RELAY ENERGIZED IGR L OFF LEFT "C" PILLAR) LEFT POWER SIDE DOOR CONTROL SWITCH 1 LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU PANEL RELAY PDB ALT 2 FUSE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLU WIRE PPL/GRN WIRE RIGHT POWER SIDE DOOR CONTROL SWITCH 1 RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY SEMICONDUCTOR POWER INTEGRATION ECU SPIRAL CABLE SUB-ASSEMBLY WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLOWER W/ FAN MOTOR SUB ASSEMBLY BLU WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY CONSOLE BOX ILLUMINATION LIGHT ASSEMBLY DATA LINK CONNECTOR 3 DOME FUSE DOOR F/L FUSE DOOR F/R FUSE DOOR R/L FUSE DOOR R/R FUSE ECU- DCC 1 FUSE ECU-DCC 2 FUSE FROM ENGINE ROOM J/B 1 (DIAGRAM 1 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 7) FUEL OPN FUSE FUEL OPN RELAY GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH HTR FUSE INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY MAIN BODY ECU METER MIRROR SUB-ASSEMBLY MULTIPLEX TILT, TELESCOPIC ECU OBD FUSE PNK WIRE POSITION CONTROL ECU ASSEMBLY PPL/BLK WIRE PPL/BLU WIRE PPL/LT BLU WIRE PPL/LT GRN WIRE PPL/PNK WIRE RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY S/ROOF FUSE SLIDING ROOF DRIVE GEAR ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 6 OF 7) TO P/SEAT D FUSE (DIAGRAM 5 OF 7)

BLIND SPOT MONITOR BUZZER BLK WIRE BLU WIRE CLEARANCE WARNING ECU ASSEMBLY DCM (TELEMATICS TRANSCEIVER) DEICER RELAY ENGINE ROOM R/B 1 DIS ECU-ACC FUSE ECU-IGR 2 FUSE EPS-IGR FUSE FROM ACC RELAY (DIAGRAM 3 OF 7) FROM IGR 2 RELAY (DIAGRAM 3 OF 7) FROM P/OUTLET RELAY (DIAGRAM 3 OF 7) GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH HYBRID VEHICLE CONTROL ECU INTERIOR ILLUMINATION LIGHT ASSEMBLY 2 INTERIOR ILLUMINATION LIGHT ASSEMBLY 3 LEFT "C" PILLAR) MAIN BODY ECU METER MIRROR SUB-ASSEMBLY MILLIMETER WAVE RADAR SENSOR ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY NETWORK GATEWAY ECU OUTER MIRROR SWITCH ASSEMBLY P/OUTLET 1 FUSE PARKING ASSIST ECU PNK WIRE POSITION CONTROL ECU ASSEMBLY POWER OUTLET SOCKET ASSEMBLY 1 POWER STEERING ECU (RACK, PINION POWER STEERING GEAR ASSEMBLY) PPL/BLK WIRE PPL/BLU WIRE PPL/PNK WIRE PPL/RED WIRE RADIO, DISPLAY RECEIVER ASSEMBLY REAR WIPER, MOTOR, BRACKET ASSEMBLY RED WIRE RIGHT END OF DASH) ROOF CONSOLE BOX ASSEMBLY SHIFT POSITION INDICATOR SPIRAL CABLE SUB-ASSEMBLY STEREO COMPONENT AMPLIFIER ASSEMBLY STEREO COMPONENT EQUALIZER ASSEMBLY TAIL TELEVISION DISPLAY ASSEMBLY TO CERTIFICATION ECU (DIAGRAM 7 OF 7) TO P/OUTLET RELAY (DIAGRAM 3 OF 7) USB 1 FUSE USB 2 FUSE USB CHARGER SOCKET USB CHARGER SOCKET 2 USB CHARGER SOCKET 3 VEHICLE APPROACHING SPEAKER CONTROLLER VIO WIRE W/ CLIMATE CONTROL SEAT W/ TELEVISION DISPLAY ASSEMBLY W/O HEADUP DISPLAY WHT WIRE WHT/BLK WIRE WIPER RR FUSE

BLU WIRE BRN WIRE CANL PNK CANH WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-DCC 2 FUSE ECU-IGR 2 FUSE GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED IGR LT GRN WIRE MAIN BODY ECU METER-IGR FUSE OFF POWER DISTRIBUTION BOX ASSEMBLY PPL/BLU WIRE REAR WIPER SWITCH REAR WIPER, MOTOR, BRACKET ASSEMBLY RR INT RR ON RWRY SPIRAL CABLE SUB-ASSEMBLY WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIPER RR FUSE