Lexus UX I (2018-2024) main body ecu Wiring diagrams

BACK DOOR LOCK ASSEMBLY W/ COURTESY LIGHT SWITCH BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE BZR CERTIFICATION ECU (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CSEL DATA DOOR BACK FUSE DOOR BACK RELAY DOOR CONTROL SWITCH ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LEFT "C" PILLAR) LOCK LT BLU WIRE MAIN BODY ECU PNK WIRE PPL PPL/LT BLU WIRE PPL/PNK WIRE PPL/VIO WIRE RCO RDAM RED WIRE UNLOCK VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER

BACK DOOR CONTROL SWITCH BDDN BLK WIRE BLU WIRE BZR CANN CANP COMPUTER DATA LINES SYSTEM DOOR CONTROL SWITCH DSG DSV ECU-DCC 2 FUSE ECUB FUEL DOOR RELEASE CIRCUIT FUEL LID OPEN SWITCH FUEL LID OPENER SWITCH FUL GRN WIRE GRY WIRE HAF HOT AT ALL TIMES HOT W/ IG+ PNK WIRE INSTRUMENT PANEL J/B ASSEMBLY KSIN LEFT "C" PILLAR) LEFT POWER BACK DOOR SENSOR ASSEMBLY LIB LSBO LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK DOOR ECU ORG/ WIRE OSE OSL OSR PAWL PBDS PNK WIRE POS POWER BACK DOOR OPEN SWITCH POWER BACK DOOR WARNING BUZZER PPL PPL/BLU WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/VIO WIRE RED WIRE RELAY ENERGIZED RIGHT POWER BACK DOOR SENSOR ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

1 RELAY ENERGIZED 2.0L 2.0L HYBRID AHB AUTO OFF AUTOMATIC HIGH BEAM INDICATOR AUTOMATIC HIGH BEAM SWITCH AUTOMATIC LIGHT CONTROL SENSOR BLED ELED BLED ELED EL BLK WIRE BLU WIRE BRN WIRE CAN I/F CLTB CLTE CLTS COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIMMER SWITCH DISPLAY DRIVER DRL ECU-ACC FUSE ECU-DCC 2 FUSE ENGINE ROOM J/B 1 FB (LEFT CENTER OF DASH) FLCY PNK HEAD WIRE FOG SWITCH GRN WIRE GRY WIRE H-LP RH RELAY HEAD HEAD HF HU HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED HU HF HU HF HL INSTRUMENT PANEL J/B ASSEMBLY L OFF LCTY LED DRIVER LIGHT CONTROL SWITCH LIGHT IC LT GRN WIRE MAIN BODY ECU OFF ORG/ WIRE PNK LLEW WIRE PNK WIRE PPL/BLK WIRE PPL/GRN WIRE PPL/LT GRN WIRE PPL/ORG WIRE RCTY RED WIRE RLEW STEERING COLUMN) STEERING SENSOR STEERING WHEEL SWITCH HOUSING TAIL TAIL AUTO HEAD TELLTALES TURN SIGNAL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE

-DP 2.0L 2.0L HYBRID BACK DOWN BLK WIRE BLU WIRE BRN WIRE CLOCK ASSEMBLY COMPUTER DATA LINES SYSTEM EAU ECU-ACC FUSE ECU-B 4 FUSE ECU-DCC 2 FUSE ENTER GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LCTY LEFT LEFT STEERING PAD SWITCH LT GRN WIRE MAIN BODY ECU PNK WIRE PPL/LT BLU WIRE PPL/VIO WIRE R/B 3 ASSEMBLY RADIO RECEIVER ASSEMBLY RCTY RED WIRE RIGHT RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY SWG TX+1 TX-1 VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C CONTROL ASSEMBLY AMP FUSE BACK DOOR CONTROL SWITCH BLK WIRE BLU WIRE CERTIFICATION ECU CLOCK ASSEMBLY COMBINATION METER ASSEMBLY D/C CUT FUSE DOOR CONTROL SWITCH ECU- DCC 1 FUSE ECU-DCC 2 FUSE EFI 1 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 FROM EPS FUSE (DIAGRAM 1 OF 7) GRN WIRE GRY WIRE J/B-B FUSE KICK DOOR CONTROL SENSOR LEFT COURTESY LIGHT ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT POSITION CONTROL ECU ASSEMBLY LT GRN WIRE MAIN BODY ECU MAP LIGHT ASSEMBLY METER FUSE METER MIRROR SUB-ASSEMBLY MULTIPLEX NETWORK DOOR ECU ORG/ WIRE PNK WIRE PPL PPL/BLU WIRE PPL/GRN WIRE RED WIRE RIGHT COURTESY LIGHT ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY STEERING SENSOR STEREO COMPONENT AMPLIFIER ASSEMBLY TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 6 OF 7) VIO WIRE W/ HEAD UP DISPLAY W/ MEMORY W/O MEMORY WHT WIRE

A/C CONTROL ASSEMBLY BKUP LP FUSE BKUP LP RELAY BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY CLEARANCE WARNING ECU ASSEMBLY DIODE (BACKUP) DOOR FUSE DOOR R/L FUSE DOOR R/R FUSE FORWARD RECOGNITION CAMERA FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY FROM ACC RELAY (DIAGRAM 5 OF 7) GRN WIRE GRY WIRE LEFT BLIND SPOT MONITOR SENSOR LEFT FRONT POWER SEAT SWITCH ASSEMBLY LEFT FRONT SEAT OUTER BELT ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT POSITION CONTROL ECU ASSEMBLY LEFT POWER WINDOW REGULATOR MOTOR ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU MILLIMETER WAVE RADAR SENSOR ASSEMBLY MULTIPLEX NETWORK DOOR ECU MULTIPLEX TILT, TELESCOPIC ECU NETWORK GATEWAY ECU OBD FUSE ORG/ WIRE P/SEAT F/L FUSE P/SEAT FUSE PNK WIRE POWER FUSE POWER STEERING ECU W/ MOTOR ASSEMBLY PPL PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE REAR CROSS TRAFFIC ALERT BUZZER (BLIND SPOT MONITOR BUZZER) RED WIRE RIGHT BLIND SPOT MONITOR SENSOR RIGHT END OF DASH) RIGHT FRONT POWER SEAT SWITCH ASSEMBLY RIGHT FRONT SEAT OUTER BELT ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT POWER WINDOW REGULATOR MOTOR ASSEMBLY S/ROOF FUSE SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) STEERING SENSOR TELLTALE LIGHT ASSEMBLY TI, TE FUSE TO TAIL RELAY (DIAGRAM 7 OF 7) VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE

ACC RELAY AIR BAG ECU ASSEMBLY ALL DR LOCK RELAY BLK WIRE BLK/RED WIRE BLU WIRE COMBINATION METER ASSEMBLY D DR UNLOCK RELAY D/L FUSE DCM FUSE DOME CUT RELAY DOME FUSE DOOR BACK FUSE DOOR BACK RELAY ECU-ACC FUSE ECU-B 1 FUSE ECU-B 2 FUSE ECU-B 3 FUSE FC (RIGHT CENTER OF DASH) FROM CERTIFICATION ECU (DIAGRAM 2 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 3 OF 7) FROM FUSIBLE LINK BLOCK ASSEMBLY (DIAGRAM 1 OF 7) GRN WIRE GRY WIRE HAZ FUSE ID CODE BOX (IMMOBILIZER CODE ECU) L/D-DR UNLOCK RELAY LEFT FRONT FOOT LIGHT (LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1) LT BLU WIRE LT GRN WIRE MAIN BODY ECU MAP LIGHT ASSEMBLY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NAVIGATION ECU NETWORK GATEWAY ECU OCCUPANT DETECTION ECU ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY P/OUTLET 1 FUSE PNK WIRE POWER OUTLET SOCKET ASSEMBLY 1 PPL/BLK WIRE PPL/GRN WIRE PPL/LT GRN WIRE PPL/PNK WIRE PPL/RED WIRE R/B 6 REAR WIPER MOTOR ASSEMBLY RED WIRE RIGHT FRONT FOOT LIGHT (RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1) STEERING LOCK ACTUATOR/ UPPER BRACKET ASSEMBLY STOP FUSE STOP LIGHT SWITCH ASSEMBLY STRG LOCK FUSE TELEMATICS TRANSCEIVER TO CERTIFICATION ECU (DIAGRAM 2 OF 7) TO DOOR R/R FUSE (DIAGRAM 4 OF 7) TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 7) TO R/B 6 (DIAGRAM 5 OF 7) VIO WIRE W/O MEMORY WASHER FUSE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER RELAY ASSEMBLY WIPER RR FUSE

A/C CONTROL ASSEMBLY BLK WIRE BLU WIRE CENTER INSTRUMENT PANEL REGISTER ASSEMBLY 1 CLOCK ASSEMBLY COMBINATION SWITCH ASSEMBLY DOOR CONTROL SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FUEL LID OPENER SWITCH GLOVE BOX LIGHT ASSEMBLY GRN WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY LEFT HEADLIGHT ASSEMBLY LEFT INSTRUMENT PANEL REGISTER ASSEMBLY 1 LEFT REAR COMBINATION LIGHT LED LEFT SEAT MEMORY SWITCH LT GRN WIRE MAIN BODY ECU MAP LIGHT ASSEMBLY MULTI-DISPLAY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY P-CON RELAY ENGINE ROOM J/B 1 PANEL FUSE PNK WIRE PPL PPL/BLK WIRE PPL/GRN WIRE PPL/LT BLU WIRE PPL/RED WIRE RADIO RECEIVER ASSEMBLY RADIO SWITCH, VOLUME ASSEMBLY REAR LIGHT ASSEMBLY REFRESHING SEAT SWITCH REMOTE OPERATION CONTROLLER ASSEMBLY RIGHT END OF DASH) RIGHT HEADLIGHT ASSEMBLY RIGHT INSTRUMENT PANEL REGISTER ASSEMBLY 1 RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT LED SATELLITE SWITCH SET SHIFT POSITION INDICATOR SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY TAIL FUSE TAIL RELAY TELLTALE LIGHT ASSEMBLY TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 6 OF 7) TRIP SWITCH VIO WIRE VSC OFF SWITCH W/ MEMORY W/O MEMORY WHT WIRE

2.0L 2.0L HYBRID BLK WIRE BLU WIRE BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY BSW BUCKLE SWITCH COMPUTER DATA LINES SYSTEM ECU-ACC FUSE ECU-B 4 FUSE ECU-DCC 2 FUSE GRN WIRE GRY WIRE HEAD HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LBL LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) LT BLU WIRE MAIN BODY ECU NE (RIGHT "C" PILLAR) OCCUPANT DETECTION ECU PNK BGND WIRE PNK WIRE PPL PPL/BLK WIRE PPL/RED (OR VIO) WIRE PPL/RED WIRE R/B 3 ASSEMBLY RED WIRE RELAY ENERGIZED RIGHT FRONT OCCUPANT CLASSIFICATION SENSOR RIGHT FRONT SEAT INNER BELT ASSEMBLY RIGHT REAR OCCUPANT CLASSIFICATION SENSOR SGD SIG SVC VIO WIRE WHT WIRE WHT/BLK WIRE

2.0L 2.0L HYBRID BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CSEL DOOR LOCKS, ANTI-THEFT SYSTEMS ECU-ACC FUSE ECU-B 3 FUSE ECU-B 4 FUSE ECU-DCC 2 FUSE FA (UPPER LEFT SIDE OF DASH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LED DRIVER LT GRN WIRE MAIN BODY ECU NE (RIGHT "C" PILLAR) ORG/ WIRE PNK DATA WIRE PNK WIRE PPL/RED WIRE R/B 3 ASSEMBLY RED WIRE RELAY ENERGIZED RIGHT END OF DASH) TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE