Wiring diagrams for Lexus RX
Access to the online wiring database Lexus RX IV facelift (2019-2023)
Power door locks circuit (1 of 5)
Power door locks circuit (1 of 5)
Supplemental restraints circuit (1 of 3)
Supplemental restraints circuit (1 of 3)
Instrument illumination circuit (1 of 4)
Instrument illumination circuit (1 of 4)
Courtesy lamps circuit (1 of 4)
Courtesy lamps circuit (1 of 4)
Anti-lock brakes circuit (1 of 4)
Anti-lock brakes circuit (1 of 4)
Power windows circuit (1 of 3)
Power windows circuit (1 of 3)
Body ecu circuit (1 of 2)
Body ecu circuit (1 of 2)
Rear sonar circuit (1 of 2)
Rear sonar circuit (1 of 2)
Navigation circuit (1 of 8)
Navigation circuit (1 of 8)
Telematics circuit (1 of 2)
Telematics circuit (1 of 2)

Wiring Diagrams for Lexus RX IV facelift (2019-2023)

  • Description:
    Engines: 3.5L, 3.5L HYBRID
  • Systems: 214 Components: 2009
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  • Finding components on wiring diagrams
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List of components:

A/C EVAPORATOR TEMPERATURE SENSOR A/C PRESSURE SENSOR ACCELERATOR PEDAL SENSOR ASSEMBLY AIR BAG SENSOR ASSEMBLY AUTOMATIC LIGHT CONTROL SENSOR BATTERY STATE SENSOR ASSEMBLY BATTERY VOLTAGE SENSOR BRAKE PEDAL STROKE SENSOR ASSEMBLY CANISTER PRESSURE SENSOR CRANK POSITION SENSOR CURRENT SENSOR E.F.I. ENGINE COOLANT TEMPERATURE SENSOR EFI VACUUM SENSOR ASSEMBLY FUEL TANK PRESSURE SENSOR KICK DOOR CONTROL SENSOR LEFT ACCELERATION SENSOR LEFT BLIND SPOT MONITOR SENSOR LEFT DOOR SIDE AIR BAG SENSOR LEFT FRONT AIR BAG SENSOR LEFT FRONT CENTER ULTRASONIC SENSOR 1 LEFT FRONT SKID CONTROL SENSOR WIRE LEFT FRONT SPEED SENSOR LEFT FRONT ULTRASONIC SENSOR 1 LEFT POWER BACK DOOR SENSOR ASSEMBLY LEFT REAR CENTER ULTRASONIC SENSOR 1 LEFT REAR OCCUPANT CLASSIFICATION SENSOR LEFT REAR SPEED SENSOR LEFT REAR ULTRASONIC SENSOR 1 MILLIMETER WAVE RADAR SENSOR ASSEMBLY POWER STEERING TORQUE SENSOR ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY RAIN SENSOR REAR EMBLEM SENSOR ASSEMBLY RIGHT ACCELERATION SENSOR RIGHT BLIND SPOT MONITOR SENSOR RIGHT DOOR SIDE AIR BAG SENSOR RIGHT FRONT AIR BAG SENSOR RIGHT FRONT CENTER ULTRASONIC SENSOR 1 RIGHT FRONT SKID CONTROL SENSOR WIRE RIGHT FRONT SPEED SENSOR RIGHT FRONT ULTRASONIC SENSOR 1 RIGHT POWER BACK DOOR SENSOR ASSEMBLY RIGHT REAR CENTER ULTRASONIC SENSOR 1 RIGHT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RIGHT REAR OCCUPANT CLASSIFICATION SENSOR RIGHT REAR SPEED SENSOR RIGHT REAR ULTRASONIC SENSOR 1 SEAT POSITION AIR BAG SENSOR LEFT FRONT SEAT INNER BELT ASSEMBLY SHIFT LEVER POSITION SENSOR SMOG VENTILATION SENSOR SOLAR SENSOR SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY STEERING SENSOR TORQUE SENSOR VAPOR PRESSURE SENSOR ASSEMBLY YAW RATE SENSOR ASSEMBLY

A/C SWITCH AUTO HIGH BEAM SWITCH AUTO MIRROR RETRACT SWITCH AUTOMATIC HIGH BEAM SWITCH BACK DOOR CONTROL SWITCH BACK DOOR OPENER SWITCH ASSEMBLY BUCKLE SWITCH COMBINATION SWITCH ASSEMBLY CRUISE CONTROL MAIN SWITCH DIMMER SWITCH DISTANCE CONTROL SWITCH DOOR CONTROL SWITCH DOOR LOCK SWITCH DRIVER SIDE AUTO SWITCH DRIVER SIDE DOWN SWITCH DRIVER SIDE UP SWITCH ELECTRIC PARKING BRAKE SWITCH ASSEMBLY ENGINE OIL PRESSURE SWITCH ASSEMBLY ENGINE SWITCH FOG SWITCH FOLD SEAT SWITCH ASSEMBLY FOLD SEAT SWITCH ASSEMBLY 2 FRONT PASSENGER SIDE CONTROL SWITCH FRONT REFRESHING SEAT SWITCH FRONT SEAT BLOWER SWITCH FRONT SEAT HEATER SWITCH FRONT VERTICAL SWITCH FRONT WIPER SWITCH FUEL SWITCH HAZARD SWITCH HEADLIGHT DIMMER SWITCH ASSEMBLY HOLD SWITCH HORN SWITCH HUD SWITCH INTERLOCK SWITCH INTERMITTENT SWITCH LANE DEPARTURE WARNING SWITCH LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT FRONT LUMBAR POWER SEAT SWITCH LEFT FRONT POWER SEAT SWITCH LEFT PADDLE SHIFT SWITCH LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR POWER SEAT SWITCH LEFT REAR SIDE CONTROL SWITCH LEFT SEAT MEMORY SWITCH LEFT SEAT VARIABLE CUSHION SWITCH LEFT STEERING PAD SWITCH LIFTER SWITCH LIGHT CONTROL SWITCH LOCK SWITCH MANUAL MIRROR RETRACT SWITCH MIRROR ADJUST SWITCH MIRROR SELECT SWITCH MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY P DETECTION SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY POWER BACK DOOR SWITCH POWER SWITCH REAR REFRESHING SEAT SWITCH REAR SEAT HEATER SWITCH REAR WINDOW DEFOGGER SWITCH, MIRROR HEATER SWITCH REAR WIPER SWITCH RECLINING SWITCH RELEASE SWITCH RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT FRONT LUMBAR POWER SEAT SWITCH RIGHT FRONT POWER SEAT SWITCH RIGHT PADDLE SHIFT SWITCH RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR POWER SEAT SWITCH RIGHT REAR SIDE CONTROL SWITCH RIGHT SEAT VARIABLE CUSHION SWITCH RIGHT STEERING PAD SWITCH SLIDE SWITCH SOS SWITCH STEERING HEATER SWITCH STEERING PAD SWITCH ASSEMBLY STOP LIGHT SWITCH ASSEMBLY TELESCOPIC SHORTEN SWITCH TELESCOPIC STRETCH SWITCH TELEVISION SWITCH, VOLUME ASSEMBLY TILT DOWN SWITCH TILT UP SWITCH TILT, TELESCOPIC SWITCH TRIP SWITCH VACUUM WARNING SWITCH ASSEMBLY VIEW SWITCH VOLUME SWITCH VSC OFF SWITCH WASHER SWITCH WINDOW LOCK SWITCH WINDSHIELD WIPER SWITCH ASSEMBLY WIPER DEICER SWITCH

1) 2) NEUTRAL RIGHT LANE CHANGE RIGHT TURN 3) 4) 5) (IF (NOT (W/ CORNERING (W/O CORNERING +BC +BM +BWP -DP A/C RADIATOR DAMPER SERVO SUB-ASSEMBLY 1 A/C RADIATOR DAMPER SERVO SUB-ASSEMBLY 2 AIR CONDITIONING CONTROL ASSEMBLY 2 AIR CONDITIONING HARNESS ASSEMBLY 2 AIR CONDITIONING SYSTEM ALT BATT ANTI-THEFT ANTI-THEFT SYSTEM AUTO INT B+ BUS BATT ALT BBL+ BBR+ BCB+ BCL+ BCR+ BCV- BD+2 BD- BD-2 BDL- BDR+ BCR+ BLIND SPOT MONITOR BLIND SPOT MONITOR IND BLOWER DAMPER SERVO SUB-ASSEMBLY BRAKE CONTROL POWER SUPPLY ASSEMBLY BRAKE STROKE SIMULATOR CYLINDER SUB-ASSEMBLY BTH+ BUS - BUS G CA+ CAN I/F CAN JUNCTION TERMINAL 1 CAN JUNCTION TERMINAL 2 CANL CANH CB+ CBR+ CENTER BUSBAR MODULE CENTER REAR SEAT INNER BELT ASSEMBLY CENTER STOP LIGHT ASSEMBLY CLEARANCE WARNING BUZZER 1 CLEARANCE WARNING BUZZER 2 CLK+ CLOCK ASSEMBLY COMBINATION METER ASSEMBLY COMPRESSOR W/ PULLEY ASSEMBLY COMPUTER DATA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT COOLING FAN COOLING FANS SYSTEM CRUISE CONTROL CRUISE CONTROL SYSTEM CSW+ CTR + CV+ DATA LINES DC- DE DD DEFOGGER SYSTEM DISPLAY DRIVER DK+ DOME LIGHT DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DOWN AUTO DOWN FRONT DOWN MANUAL DRIVER DISPLAY DRL OFF DRL OFF OFF DRL/ PARKING EC+ ECI+ ECM SHIELD ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY ELECTROCHROMIC MIRROR CIRCUIT ETM- EV MODE EX+ FAL+ FAR- FCP+ FCP- FCP+ FE CANH FLA- FLASHER CIRCUIT FOR PORT INJECTION FP- FPD + FRONT WIPER/WASHER CIRCUIT FRR+ FRV- FSW+ FUEL INJECTOR ASSEMBLY 1 FUEL INJECTOR ASSEMBLY 2 FUEL INJECTOR ASSEMBLY 3 FUEL INJECTOR ASSEMBLY 4 FUEL INJECTOR ASSEMBLY 5 FUEL INJECTOR ASSEMBLY 6 FUEL SUCTION FUSIBLE LINK BLOCK ASSEMBLY FUSIBLE LINK MAIN GARAGE DOOR OPENER GLOVE BOX LIGHT ASSEMBLY GV- GVI- GVO+ HEADLIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES HOT W/ HTM- I.C IC 1 IC 2 ICL- ICR+ ID CODE BOX IG+ ES INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT CLUSTER SYSTEM INSTRUMENT ILLUMINATION CIRCUIT INSTRUMENT PANEL J/B ASSEMBLY INSTRUMENT PANEL PASSENGER AIR BAG W/O DOOR ASSEMBLY INTAKE MASS AIR FLOW METER SUB-ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 INVERTER W/ CONVERTER ASSEMBLY KEY UNLOCK LBE+ LBE- LBR- LCB+ LCV- LED DRIVER LEFT "C" PILLAR) LEFT CURTAIN SHIELD AIR BAG ASSEMBLY LEFT FOG LIGHT ASSEMBLY LEFT FRONT LEFT FRONT DOOR COURTESY LIGHT ASSEMBLY LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LEFT FRONT SEAT AIR BAG ASSEMBLY LEFT FRONT SEAT INNER BELT ASSEMBLY LEFT FRONT SEAT OUTER BELT ASSEMBLY LEFT FRONT SHOCK ABSORBER ASSEMBLY LEFT HEADPHONE TERMINAL LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT LUGGAGE COMPARTMENT LIGHT ASSEMBLY 1 LEFT OUTER REAR VIEW MIRROR ASSEMBLY LEFT REAR 2 SEAT INNER BELT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR COURTESY LIGHT ASSEMBLY LEFT REAR DOOR OUTSIDE HANDLE ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT REAR SEAT AIR BAG ASSEMBLY LEFT REAR SEAT INNER BELT ASSEMBLY LEFT REAR SEAT INNER BELT ASSEMBLY 2 LEFT REAR SHOCK ABSORBER ASSEMBLY LEFT SEAT BACK CLIMATE CONTROL BLOWER LEFT SEAT CUSHION CLIMATE CONTROL BLOWER ASSEMBLY LEFT SPOT LIGHT LEFT TELEVISION DISPLAY ASSEMBLY LEFT TURN IND LEFT TURN LEFT LANE CHANGE LEFT TURN LEFT LANE CHANGE 1) 2) LEFT TURN LEFT LANE CHANGE 1) 2) NEUTRAL RIGHT LANE CHANGE RIGHT TURN 3) 4) 5) LEFT VANITY LIGHT ASSEMBLY LEFT VISOR ASSEMBLY LFT- LH FOLD RETURN LIGHT CONTROL LIGHT) TURN LINES SYSTEM LOWER INSTRUMENT PANEL AIR BAG ASSEMBLY 1 KNEE AIR BAG LSP + LUGGAGE COMPARTMENT LIGHT ASSEMBLY 1 M- M+ MAIN BOARD MAIN BOARD MAP LIGHT ASSEMBLY MAP LIGHT MAP LIGHT ASSEMBLY MCI- MCO- METER MIRROR SUB-ASSEMBLY MG+ MI+ MI- SHIELD SLDI MIC - MICRO COMPUTER MIRRORS SYSTEM MIST OFF AUTO INT MO- MO- SHIELD SLDO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MRL+ MSM+ MTH+ MULTI- DISPLAY ASSEMBLY MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY NAVIGATION SYSTEM NE+ NEUTRAL RIGHT LANE CHANGE RIGHT TURN 3) 4) 5) NORMAL CUSTOMIZE NOT USED NOT USED ODO TRIP OFF HOOK OFF HOOK VOL- ON HOOK ON HOOK SEEK- PASSIVE RESTRAINTS SYSTEM PL- PLR+ POWER BACK DOOR WARNING BUZZER POWER DISTRIBUTION SYSTEM POWER SUPPLY CIRCUIT POWER TOPS SYSTEM POWER WINDOWS SYSTEM PR- PRETENSIONER LEFT REAR SEAT OUTER BELT ASSEMBLY 1 PRETENSIONER RIGHT REAR SEAT OUTER BELT ASSEMBLY 1 PRR- PURGE VSV R CL R-U R-V R-W R/B 4 RADIO RECEIVER ASSEMBLY RAL+ RAR+ RBR- RCB+ RCL- REAR 1 PASSENGER'S REAR 1 PASSENGER'S SEAT BELT WARNING LIGHT REAR 2 PASSENGER'S REAR 2 PASSENGER'S SEAT BELT WARNING LIGHT REAR AIR MIX SERVO SUB-ASSEMBLY REAR MODE SERVO SUB-ASSEMBLY REMOTE OPERATION CONTROLLER REQ+ RESTRAINTS SYSTEM RH FOLD RH RETURN RIGHT CURTAIN SHIELD AIR BAG ASSEMBLY RIGHT END OF DASH) RIGHT FOG LIGHT ASSEMBLY RIGHT FRONT RIGHT FRONT DOOR COURTESY LIGHT ASSEMBLY RIGHT FRONT DOOR OUTSIDE HANDLE ASSEMBLY RIGHT FRONT DOOR SCUFF PLATE RIGHT FRONT SEAT AIR BAG ASSEMBLY RIGHT FRONT SEAT CUSHION AIR BAG ASSEMBLY RIGHT FRONT SEAT INNER BELT ASSEMBLY RIGHT FRONT SEAT OUTER BELT ASSEMBLY RIGHT FRONT SHOCK ABSORBER ASSEMBLY RIGHT HEADPHONE TERMINAL RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT LUGGAGE COMPARTMENT LIGHT ASSEMBLY 1 RIGHT OUTER REAR VIEW MIRROR ASSEMBLY RIGHT REAR 2 SEAT INNER BELT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT ASSEMBLY RIGHT REAR DOOR OUTSIDE HANDLE ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT REAR SEAT 3 POINT TYPE BELT ASSEMBLY RIGHT REAR SEAT AIR BAG ASSEMBLY RIGHT REAR SEAT INNER BELT ASSEMBLY RIGHT REAR SEAT INNER BELT ASSEMBLY 2 RIGHT REAR SHOCK ABSORBER ASSEMBLY RIGHT SEAT BACK CLIMATE CONTROL BLOWER RIGHT SEAT CUSHION CLIMATE CONTROL BLOWER ASSEMBLY RIGHT SPOT LIGHT RIGHT TELEVISION DISPLAY ASSEMBLY RIGHT TURN IND RIGHT VANITY LIGHT ASSEMBLY RIGHT VISOR ASSEMBLY RLA- RLR+ ROOF CLOSE ROOF OPEN RR- RR+ RRA+ RRR + SB SF SEAT BELT WARNING LIGHT SEATS SYSTEM SECU CANH SECURITY IND SELECTABLE FORCE LIMITER SERVICE PLUG SET- SFL- SFL- SFL+ SFR- SG-1 SG-2 SG-4 SG-5 SG-6 SG-7 SG-8 SHADE CLOSE SHADE CLOSE DOWN SHADE OPEN SHADE OPEN UP SHIELD SHIELD SHIFT INTERLOCK SYSTEM SHP+ SIG 3 SKID CONTROL BUZZER ASSEMBLY SL- SLC+ SLDR LUP SLS+ SLT- SLU+ SOL + SP- SPI+ SPIRAL CABLE SUB-ASSEMBLY SPO- SPORT S/S+ SPOT LIGHT ASSEMBLY SR- SRL- SRR+ SSR+ STARTING CIRCUIT STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STEERING WHEEL) STEREO JACK ADAPTER ASSEMBLY 1 STP+ SUPPLEMENTAL RESTRAINTS SYSTEM SVC 1 SVC 3 TELEPHONE MICROPHONE ASSEMBLY TELLTALES LED DRIVER THR+ TMK MADE TMMC MADE TOUCH - TOWING CONVERTER TOWING HITCH TRANSMISSIONS SYSTEM TRN+ TRUNK, TAILGATE, FUEL DOORS SYSTEM TURN IND TURN SIGNAL TX+1 TX-1 UDO+ UP AUTO USED) VOLTAGE INVERTER ASSEMBLY VOR- VOT+ VSC OFF VVL+ VVR+ W/ ADAPTIVE FRONT LIGHTING SYSTEM W/ CLIMATE CONTROL SEAT W/ CORNERING LIGHT W/ LED W/ LEXUS ENFORM W/ LEXUS ENFORM, SAFETY CONNECT W/ MEMORY W/ MEMORY, SEAT VARIABLE CUSHION W/ MEMORY, SEAT VARIABLE CUSHION, CLIMATE CONTROL SEAT W/ MEMORY, W/O SEAT VARIABLE CUSHION W/ NAVIGATION W/ NAVIGATION SYSTEM W/ PANORAMIC MOON ROOF SYSTEM W/ PARKING ASSIST W/ POWER SEAT W/ REAR 2 SEAT W/ REAR SEAT ENTERTAINMENT SYSTEM W/ SAFETY CONNECT W/ SEAT VARIABLE CUSHION W/ SLIDING ROOF W/O ADAPTIVE FRONT-LIGHTING SYSTEM W/O ADAPTIVE VARIABLE SUSPENSION W/O AUTO WIPER SYSTEM W/O CLIMATE CONTROL SEAT W/O CORNERING LIGHT W/O LED W/O LEXUS ENFORM W/O MEMORY W/O NAVIGATION W/O NAVIGATION SYSTEM W/O NAVIGATION W/ NAVIGATION W/O PANORAMIC MOON ROOF SYSTEM W/O PANORAMIC VIEW MONITOR SYSTEM W/O PARKING ASSIST W/O REAR SEAT ENTERTAINMENT SYSTEM W/O SAFETY CONNECT W/O SEAT VARIABLE CUSHION WARNING SYSTEMS WATER INLET W/ THERMOSTAT SUB-ASSEMBLY WFL- WFR- WIPER/WASHER SYSTEM