Lexus GX J310 (2023-2024) engine room relay block assembly 1 Wiring diagrams

AIR CONDITIONING AMPLIFIER ASSEMBLY BLK WIRE COMPUTER DATA LINES SYSTEM DEICER FUSE DEICER RELAY ECU- IGP 2 FUSE ENG- IGR 1 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 FDEF GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGR 3 RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD DEICER WIRE (WINDSHIELD GLASS)

BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CRPL CXPI ECUB ENG-IGR 3 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 ENGINE ROOM RELAY BLOCK ASSEMBLY 2 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 4 RELAY ENERGIZED IGR LEFT FOG LIGHT ASSEMBLY LEFT HEADLIGHT ASSEMBLY LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LINL LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE SBR SGR SHB SHG SHRL SHRR TNS VIO WIRE WHT WIRE WHT/BLK WIRE WIPER FUSE

BLK WIRE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 GRY WIRE HIGH PITCHED HORN ASSEMBLY HORN HORN BUTTON HORN FUSE HORN RELAY HOT AT ALL TIMES LOW PITCHED HORN ASSEMBLY MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) POWER DISTRIBUTION BOX ASSEMBLY RED WIRE RIGHT END OF DASH) SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN ASSEMBLY STEERING COLUMN) WHT WIRE WHT/BLK WIRE

ACNT AMP 1 FUSE BLK WIRE BLU WIRE CTR + ECU-ACC FUSE ECU-IGR 1 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 FRONT SPEAKER ASSEMBLY 2 (LEFT FRONT DOOR) FRONT SPEAKER ASSEMBLY 2 (RIGHT FRONT DOOR) FRONT SPEAKER ASSEMBLY 4 (LEFT SIDE INSTRUMENT PANEL) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED LC (LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE MI+ MO- NCA WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLK WIRE PPL/BLU WIRE PPL/LT BLU WIRE PPL/LT GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE PPL/YEL WIRE RADIO FUSE REAR SPEAKER ASSEMBLY (LEFT REAR DOOR) REAR SPEAKER ASSEMBLY (RIGHT REAR DOOR) RED WIRE RIGHT END OF DASH) SHIELD SLDI SLDO SOUND SYSTEMS STEREO COMPONENT AMPLIFIER ASSEMBLY TMUT VIO WIRE WFL- WFR- WHT WIRE WHT/BLK WIRE WUI YEL WIRE

ACNT AMP 1 FUSE BLK WIRE BLU WIRE CTR + ECU-ACC FUSE ECU-IGR 1 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 FRONT SPEAKER ASSEMBLY 2 (RIGHT FRONT DOOR) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED LC (LEFT "C" PILLAR) LEFT SPEAKER W/ BOX ASSEMBLY 1 LT BLU WIRE LT GRN WIRE MI+ ML+ MO- MR- NCA WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLK WIRE PPL/BLU WIRE PPL/LT BLU WIRE PPL/LT GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE PPL/YEL WIRE RADIO FUSE REAR SPEAKER ASSEMBLY 3 (RIGHT REAR DOOR) RED WIRE RIGHT END OF DASH) RIGHT REAR SPEAKER ASSEMBLY 2 SHIELD SLDI SLDO SOUND SYSTEMS STEREO COMPONENT AMPLIFIER ASSEMBLY TMUT TWL- TWR+ WFL- WFR- WHT WIRE WHT/BLK WIRE WUI YEL WIRE

BLK WIRE BLU WIRE BODY CLS COMPUTER DATA LINES SYSTEM ECU- IGP 2 FUSE ECU-DCC 2 FUSE ECU-IGR 2 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 ENGINE ROOM RELAY BLOCK ASSEMBLY 2 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED IGR INN INP- INV 2 FUSE INV RELAY 2 LD (LEFT "D" PILLAR) LT BLU WIRE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) MAP LIGHT ASSEMBLY OPN ORG/ WIRE OUTP OUTW PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY RED WIRE RIGHT END OF DASH) ROOF WINDOW GLASS SUB-ASSEMBLY S/ROOF FUSE SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) SOLAR ROOF FILTER VIO WIRE VOLTAGE INVERTER ASSEMBLY 2 (PHOTOCHROMIC PANORAMA ROOF) WHT WIRE WHT/BLK WIRE YEL WIRE

ALL DOOR LOCK RELAY BLK WIRE BLK/WHT WIRE BLU WIRE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY 3 D DOOR UNLOCK RELAY D/L FUSE DCM FUSE DRIVER MONITOR ECU ASSEMBLY ECU-B 1 FUSE ECU-B 2 FUSE ELECTRICAL KEY, TIRE PRESSURE MONITORING SYSTEM RECEIVER ASSEMBLY ENGINE ROOM RELAY BLOCK ASSEMBLY 1 FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 3 OF 10) FROM IGR 2 RELAY (DIAGRAM 9 OF 10) FUEL OPN FUSE FUEL OPN RELAY GRN WIRE GRY WIRE HAZ FUSE ID CODE BOX (IMMOBILIZER CODE ECU) INV 1 RELAY L/D DOOR UNLOCK RELAY LT BLU WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NETWORK GATEWAY ECU PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK WIRE REAR POWER OUTLET SOCKET ASSEMBLY 1 RED WIRE RIGHT END OF DASH) RLY STEREO COMPONENT EQUALIZER ASSEMBLY STOP FUSE STOP LIGHT SWITCH ASSEMBLY STRG LOCK FUSE TELEMATICS TRANSCEIVER VOLTAGE INVERTER ASSEMBLY WHT WIRE WHT/BLK WIRE

ALT FUSE BATTERY BLK WIRE BLK/DK GRN WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE D/C CUT FUSE ENG P/I 1 FUSE ENG P/I 2 FUSE ENGINE ROOM JUNCTION BLOCK ASSEMBLY 1 ENGINE ROOM RELAY BLOCK ASSEMBLY 1 EPS-1 FUSE GRN WIRE GRY WIRE HORN FUSE HORN RELAY HTR FUSE IGP- MAIN 1 FUSE IGR MAIN 3 FUSE INP STD 1 FUSE INP STD 2 FUSE INP STD B FUSE LT BLU WIRE MULTIPLEX NETWORK DOOR ECU OPTION CONNECTOR (TIRE INFLATOR) PBD FUSE PTC HTR 1 FUSE PTC HTR 1 RELAY PTC HTR 2 FUSE PTC HTR 2 RELAY RACK, PINION POWER STEERING GEAR ASSEMBLY RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SUB BATT FUSE SUB BATT RELAY SUB R/B FUSE TIRE INF FUSE TO ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 2 OF 10) TO ENGINE ROOM RELAY BLOCK ASSEMBLY 2 (DIAGRAM 3 OF 10) TO INV FUSE (DIAGRAM 3 OF 10) TO POWER DISTRIBUTION BOX ASSEMBLY (DIAGRAM 5 OF 10) TO POWER DISTRIBUTION BOX ASSEMBLY (DIAGRAM 6 OF 10) TO POWER DISTRIBUTION BOX ASSEMBLY (DIAGRAM 9 OF 10) TOWING CONVERTER RELAY TOWING FUSE VIO WIRE WASHER FUSE WHT WIRE WIPER FUSE

A/C COMP FUSE ABSORBER CONTROL ECU AIR CONDITIONING AMPLIFIER ASSEMBLY AVS-IGR FUSE BLK WIRE BLU WIRE CDS FAN RELAY COMBINATION SWITCH ASSEMBLY 3 CONTROL SWITCH ASSEMBLY COOL BOX BLOWER MOTOR W/ FAN SUB-ASSEMBLY (COOLING BOX ASSEMBLY 2) COOLING BOX ASSEMBLY COOLING BOX MAGNET VALVE (COOLING BOX ASSEMBLY 2) DEICER RELAY ECU- IGP 1 FUSE ECU- IGP 2 FUSE ENG- IGR 1 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 1 OF 10) FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 2 (DIAGRAM 4 OF 10) GRN WIRE GRY WIRE IGP 1 RELAY IGR 3 RELAY NETWORK GATEWAY ECU OPTION CONNECTOR (TIRE INFLATOR) PNK WIRE PPL/WHT WIRE PTC HTR 2 RELAY PTC- HTR 1 RELAY ENGINE ROOM RELAY BLOCK ASSEMBLY 1 RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SHIFT LOCK CONTROL ECU (SHIFT LOCK CONTROL UNIT ASSEMBLY) SIDE AUTO STEP CONTROLLER ECU ASSEMBLY SMOG VENTILATION SENSOR STABILIZER CONTROL ECU STB-IGR FUSE STEREO COMPONENT EQUALIZER ASSEMBLY STOP LIGHT SWITCH ASSEMBLY SUB BATT RELAY TO ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 10 OF 10) VIO WIRE WASHER FUSE WHT WIRE WHT/BLK WIRE

ECU- IGP 2 FUSE ECU-IGR 1 FUSE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 ENGINE ROOM RELAY BLOCK ASSEMBLY 2 GRN WIRE GRY WIRE HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGP 2 RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED LEFT "C" PILLAR) LEFT REAR SEAT BACK HEATER ASSEMBLY 1 LEFT REAR SEAT CUSHION HEATER ASSEMBLY 1 LEFT SEAT HEATER CONTROL SUB-ASSEMBLY LT BLU WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/PNK HTR WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RIGHT END OF DASH) S/HTR R/L FUSE S/HTR RR FUSE SWR WHT WIRE WHT/BLK WIRE