Lexus UX I (2018-2024) certification ecu Wiring diagrams

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE CANN CANP CERTIFICATION ECU GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU LEFT HEADLIGHT ECU SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE METER MIRROR SUB-ASSEMBLY ORG/ WIRE PNK WIRE RED WIRE RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY VIO WIRE W/ MEMORY WHT WIRE

2.0L HYBRID A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE CANN CANP CERTIFICATION ECU FORWARD RECOGNITION CAMERA GRN WIRE GRY WIRE LEFT HEADLIGHT ECU SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY ORG/ WIRE PNK WIRE RED WIRE RIGHT BLIND SPOT MONITOR SENSOR RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY STEREO COMPONENT EQUALIZER ASSEMBLY TELEMATICS TRANSCEIVER VIO WIRE W/ ASC W/ LEXUS ENFORM, SAFETY CONNECT W/ MEMORY WHT WIRE

2.0L 2.0L HYBRID A/B BACK DOOR LOCK ASSEMBLY W/ COURTESY LIGHT SWITCH BLK WIRE BLU WIRE BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY BRN WIRE CANN CANP CERTIFICATION ECU COMPUTER DATA LINES SYSTEM CTY CTYO DOWN FUL GRN WIRE GRY WIRE LBL LEFT "C" PILLAR) LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK DOOR ECU NAVIGATION ECU ODO TRIP ORG/ WIRE PNK WIRE PPL PPL/RED WIRE RED WIRE STEREO COMPONENT AMPLIFIER ASSEMBLY TRANSMISSION CONTROL ECU TRIP SWITCH VACUUM WARNING SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY ACC 2 RELAY ACCD AGND BLK WIRE BLK/RED WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BRN WIRE CERTIFICATION ECU CLOCK ASSEMBLY DC/DC FUSE DEF FUSE DEF RELAY DEICER FUSE DEICER RELAY DIODE (BACKUP) ECU- ACC 2 FUSE EFI 1 FUSE ENGINE ROOM J/B 1 ENGINE ROOM R/B 1 ENGINE SWITCH FAN 1 FUSE FAN-2 FUSE FOG FR FUSE FROM ABS-MAIN FUSE (DIAGRAM 1 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 3 OF 7) FROM FUSIBLE LINK BLOCK ASSEMBLY (DIAGRAM 1 OF 7) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 7) FUEL INJECTOR ASSEMBLY 1 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 2 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 3 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 4 (FOR PORT INJECTION) GRN WIRE GRY WIRE H-LP CLN FUSE H-LP CLN RELAY HTR FUSE HYBRID VEHICLE CONTROL ECU IGN FUSE IGNITION COIL ASSEMBLY 1 IGNITION COIL ASSEMBLY 2 IGNITION COIL ASSEMBLY 3 IGNITION COIL ASSEMBLY 4 INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY INVERTER W/ CONVERTER ASSEMBLY J/B-AM FUSE LEFT COOLING FAN MOTOR LEFT HEADLIGHT ECU SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE MAP LIGHT ASSEMBLY MULTI-DISPLAY MULTIPLEX NETWORK DOOR ECU ORG/ WIRE P-CON RELAY P/OUTLET 2 FUSE PBD FUSE PNK WIRE PPL PPL/GRN WIRE PPL/LT GRN WIRE R/B 2 R/B 4 RADIO RECEIVER ASSEMBLY RADIO SWITCH, VOLUME ASSEMBLY RAIN SENSOR RED WIRE REMOTE OPERATION CONTROLLER ASSEMBLY RIGHT COOLING FAN MOTOR RIGHT HEADLIGHT ECU SUB-ASSEMBLY S/HTR RELAY S/HTR RELAY R/B 2 S/HTR- MAIN FUSE STEREO COMPONENT EQUALIZER ASSEMBLY STRG HTR FUSE TELEMATICS TRANSCEIVER TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 7) TO R/B 4 (DIAGRAM 1 OF 7) TO VVT FUSE (DIAGRAM 1 OF 7) TRANSMISSION CONTROL ECU USB CHARGER SOCKET VIO WIRE WHT WIRE WHT/BLK 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 DIODE (BACKUP) 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 ENGINE ROOM R/B 1 (DIAGRAM 1 OF 7) FROM EPS FUSE (DIAGRAM 1 OF 7) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 7) GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU 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 MULTI-DISPLAY MULTIPLEX NETWORK DOOR ECU NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE PPL PPL/BLU WIRE PPL/GRN WIRE RADIO RECEIVER ASSEMBLY RADIO SWITCH, VOLUME ASSEMBLY RED WIRE REMOTE OPERATION CONTROLLER ASSEMBLY RIGHT COURTESY LIGHT ASSEMBLY RIGHT END OF DASH) RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY SHIFT POSITION INDICATOR STEERING SENSOR STEREO COMPONENT AMPLIFIER ASSEMBLY TELEMATICS TRANSCEIVER TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 4 OF 7) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 6 OF 7) TO R/B 4 (DIAGRAM 1 OF 7) TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY) VIO WIRE W/ HEAD UP DISPLAY W/ MEMORY W/O MEMORY WHT WIRE

A/C AMPLIFIER ASSEMBLY A/C CONTROL ASSEMBLY ACC 2 RELAY ACCD BKUP LP FUSE BKUP LP RELAY BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE CERTIFICATION ECU CLEARANCE WARNING ECU ASSEMBLY COMPRESSOR W/ MOTOR ASSEMBLY DEF RELAY DEICER RELAY DIODE (BACKUP) DIS DOOR FUSE DOOR R/L FUSE DOOR R/R FUSE ECU-B 2 FUSE ENGINE ROOM R/B 1 FORWARD RECOGNITION CAMERA FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY FROM ACC RELAY (DIAGRAM 5 OF 7) FROM ECU-B 3 FUSE (DIAGRAM 6 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 7) FROM R/B 3 ASSEMBLY (DIAGRAM 1 OF 7) GRN WIRE GRY WIRE H-LP CLN RELAY INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY 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 METER MIRROR SUB-ASSEMBLY MILLIMETER WAVE RADAR SENSOR ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTIPLEX NETWORK DOOR ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY 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 POWER SWITCH PPL PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE R/B 2 (RIGHT SIDE OF ENGINE COMPT) RADIO RECEIVER ASSEMBLY REAR CROSS TRAFFIC ALERT BUZZER (BLIND SPOT MONITOR BUZZER) RED WIRE REFRESHING SEAT SWITCH 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/HTR RELAY S/ROOF FUSE SHIFT LOCK CONTROL ECU (SHIFT LOCK CONTROL UNIT ASSEMBLY) SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) STEERING SENSOR STEREO COMPONENT EQUALIZER ASSEMBLY TAIL TELLTALE LIGHT ASSEMBLY THEFT WARNING SIREN ASSEMBLY TI, TE FUSE TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 7) TO R/B 4 (DIAGRAM 2 OF 7) TO TAIL RELAY (DIAGRAM 7 OF 7) USB CHARGER SOCKET VEHICLE APPROACHING SPEAKER CONTROLLER VIO WIRE W/ HEAD UP DISPLAY W/ MEMORY W/O MEMORY WCSW WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY ACC RELAY AIR BAG ECU ASSEMBLY BLK WIRE BLK/RED WIRE BLU WIRE BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY CERTIFICATION ECU COMBINATION METER ASSEMBLY DCM FUSE DEF RELAY DEICER RELAY DIS DOME CUT RELAY DOME FUSE DOOR BACK FUSE DOOR BACK RELAY ECU-ACC FUSE ECU-B 1 FUSE ECU-B 3 FUSE ENGINE ROOM R/B 1 FC (RIGHT CENTER OF DASH) FROM CERTIFICATION ECU (DIAGRAM 4 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 7) FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 7) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) GRN WIRE GRY WIRE H-LP CLN RELAY HAZ FUSE ID CODE BOX (IMMOBILIZER CODE ECU) INTEGRATION CONTROL, PANEL ASSEMBLY LEFT FRONT FOOT LIGHT (LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1) LT BLU WIRE LT GRN WIRE MAIN BODY ECU METER MIRROR SUB-ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (IF EQUIPPED) MULTIPLEX TILT, TELESCOPIC ECU 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 PPL/VIO WIRE R/B 2 (RIGHT SIDE OF ENGINE COMPT) R/B 6 RADIO RECEIVER ASSEMBLY REAR WIPER MOTOR ASSEMBLY RED WIRE REFRESHING SEAT SWITCH RIGHT END OF DASH) RIGHT FRONT FOOT LIGHT (RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1) S/HTR RELAY SHIFT LOCK CONTROL ECU (SHIFT LOCK CONTROL UNIT ASSEMBLY) SHIFT POSITION INDICATOR STEERING LOCK ACTUATOR/ UPPER BRACKET ASSEMBLY STEREO COMPONENT EQUALIZER ASSEMBLY STOP FUSE STOP LIGHT SWITCH ASSEMBLY STRG LOCK FUSE TAIL TELEMATICS TRANSCEIVER THEFT WARNING SIREN ASSEMBLY TO DOOR R/L FUSE (DIAGRAM 5 OF 7) TO ECU-B 2 FUSE (DIAGRAM 4 OF 7) TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 7) TO R/B 4 (DIAGRAM 2 OF 7) TO R/B 6 (DIAGRAM 6 OF 7) TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY) VEHICLE APPROACHING SPEAKER CONTROLLER VIO WIRE W/ HEAD UP DISPLAY W/O MEMORY WASHER FUSE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER RELAY ASSEMBLY WIPER RR FUSE

BKUP BKUP LP FUSE BLK WIRE BLU WIRE CENTER CONSOLE CERTIFICATION ECU CERTIFICATION ECU (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DIODE (BACKUP) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGCT RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU INSTRUMENT PANEL J/B ASSEMBLY LT GRN WIRE ORG/ WIRE P POSITION DETECTION SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY PLKC PM IGCT FUSE PNK WIRE PPL/BLK WIRE PPL/LT BLU WIRE PPL/PNK WIRE PSFT R/B 3 ASSEMBLY RED WIRE RELAY ENERGIZED SHIFT LEVER POSITION SENSOR SHIFT LOCK CONTROL ECU (SHIFT LOCK CONTROL UNIT ASSEMBLY) SHIFT LOCK SOLENOID SHIFT POSITION INDICATOR SIDE OF TRANSAXLE) SLS+ STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) TRANSMISSION CONTROL ECU VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE CERTIFICATION ECU COMPUTER DATA LINES SYSTEM EXCEPT HYBRID GRY WIRE HOT AT ALL TIMES ID CODE BOX (IMMOBILIZER CODE ECU) IGE INSTRUMENT PANEL J/B ASSEMBLY LIN LIN 1 LT BLU WIRE ORG/ WIRE PNK WIRE R/B 3 ASSEMBLY (HYBRID) RELAY ENERGIZED SL/R SLP STEERING COLUMN) STEERING LOCK ACTUATOR/UPPER BRACKET ASSEMBLY STRG LOCK FUSE VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY CAN I/F CAN L CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER EMERGENCY GREEN GRN WIRE GRY WIRE LT GRN WIRE MAIN BOARD MAP LIGHT ASSEMBLY MR- ORG/ WIRE PNK WIRE PPL/BLU WIRE PPL/LT GRN WIRE PPL/PNK WIRE RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 1 RIGHT FRONT SPEAKER ASSEMBLY 2 SLP STEERING COLUMN) STEERING LOCK ACTUATOR/UPPER BRACKET ASSEMBLY STEREO COMPONENT AMPLIFIER ASSEMBLY TMUT VIO WIRE W/ BUILT-IN AMPLIFIER W/ SEPARATE AMPLIFIER WHT WIRE WHT/BLK WIRE