Lexus RX IV facelift (2019-2023) engine room r/b Wiring diagrams

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE BRN WIRE COOLER THERMISTOR (ROOM TEMPERATURE SENSOR) DGS ECOS ENGINE ROOM R/B GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY JA (RIGHT KICK PANEL) LT GRN WIRE ORG/ WIRE PNK WIRE PTC HTR 1 FUSE PTC HTR 1 RELAY PTC HTR 2 FUSE PTC HTR 2 RELAY PTC HTR 3 FUSE PTC HTR 3 RELAY QUICK HEATER ASSEMBLY RED WIRE RELAY ENERGIZED SEATS SYSTEM SG-1 SG-2 SG-4 SG-5 TAM TFAR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C PRESSURE SENSOR BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BLW BRN WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA COOLER THERMISTOR (AMBIENT TEMPERATURE SENSOR) DEFOGGER SYSTEM DGS ECO ENGINE ROOM R/B FDEF GRN WIRE GRY WIRE HOT AT ALL TIMES HTR FUSE LINES SYSTEM LOUT LT GRN WIRE ORG/ WIRE PNK WIRE RDFG RED WIRE RIGHT END OF DASH) ROUT SEATS SEATS SYSTEM SMOG VENTILATION SENSOR SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE

A/C RR FUSE BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM E.F.I. ENGINE COOLANT TEMPERATURE SENSOR ENGINE ROOM R/B FAN 1 FUSE FAN 1 RELAY FAN 2 RELAY FAN-2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COOLING FAN ECU LEFT COOLING FAN MOTOR PNK WIRE RED WIRE RELAY ENERGIZED RFC RIGHT COOLING FAN ECU RIGHT COOLING FAN MOTOR WHT WIRE WHT/BLK WIRE YEL WIRE

BATT FAN FUSE BATT FAN RELAY BATT SSR FUSE BATTERY VOLTAGE SENSOR BLK WIRE BLU WIRE BRN WIRE CENTER BATTERY COOLING BLOWER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B ENGINE ROOM R/B 2 FCTL GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGCT RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU IGCT LEFT BATTERY COOLING BLOWER ASSEMBLY LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RIGHT BATTERY COOLING BLOWER ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

ACC RELAY 2 AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) SHIELD AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) SHIELD BRN WIRE CERTIFICATION ECU CLEARANCE WARNING ECU ASSEMBLY DATA LINK CONNECTOR 3 DCM (TELEMATICS TRANSCEIVER) ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) ENGINE ROOM J/B ENGINE ROOM R/B ENGINE ROOM R/B 2 FAN 1 RELAY FAN 2 RELAY FRONT WIPER MOTOR, LINK ASSEMBLY FUEL PMP RELAY FUEL PUMP ASSEMBLY SHIELD GLOVE BOX LIGHT ASSEMBLY HEATER ACCESSORY ASSEMBLY IGCT RELAY INJ RELAY SHIELD INVERTER W/ CONVERTER ASSEMBLY INVERTER WATER PUMP W/ MOTOR ASSEMBLY KNOCK CONTROL SENSOR (BANK 1) SHIELD KNOCK CONTROL SENSOR (BANK 2) SHIELD MILLIMETER WAVE RADAR SENSOR ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTI- DISPLAY ASSEMBLY NETWORK GATEWAY ECU OIL PMP RELAY OIL PUMP W/ MOTOR ASSEMBLY PARKING ASSIST ECU POWER OUTLET SOCKET ASSEMBLY 2 PPL QUICK HEATER ASSEMBLY R/B 4 SHIELD SMOG VENTILATION SENSOR STOP LIGHT SWITCH ASSEMBLY W/ LEXUS ENFORM, SAFETY CONNECT WHT/BLK WIRE WIPER RELAY WIRELESS DOOR LOCK BUZZER

A/C RR FUSE ABS 3 FUSE ABS MTR 1 FUSE ABS MTR 1 RELAY ABS MTR 2 FUSE ABS MTR 2 RELAY ALL DR LOCK RELAY BATT ALT BATT FAN FUSE BATT FAN RELAY BATTERY BATTERY STATE SENSOR ASSEMBLY BLK WIRE BLK/GRY WIRE BLOWER MOTOR CONTROL BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BRAKE CONTROL POWER SUPPLY ASSEMBLY CAPACITOR FUSE D DR UNLOCK RELAY INSTRUMENT PANEL J/B ASSEMBLY D/L FUSE DC/DC FUSE DC/DC-S FUSE DOOR DL FUSE ENGINE ROOM J/B ENGINE ROOM R/B ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 EPS FUSE FAN 1 FUSE FAN 1 RELAY FAN 2 RELAY ENGINE ROOM R/B FAN-2 FUSE FUSE BLOCK ASSEMBLY 1 FUSIBLE LINK BLOCK ASSEMBLY GRN WIRE GRY WIRE H-LP CLN FUSE HEADLAMP CLEANER MOTOR, PUMP ASSEMBLY HTR FUSE ICS FUSE INVERTER W/ CONVERTER ASSEMBLY J/B-AM FUSE L/D-DR UNLOCK RELAY LEFT FOLD SEAT CONTROL ECU (REAR 1 SEAT) LEFT FOLD SEAT CONTROL ECU (REAR 2 SEAT) LEFT FRONT SEAT HEATER CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN FUSE MULTIPLEX NETWORK DOOR ECU P/SEAT (RR) FUSE P/SEAT R/L FUSE PBD FUSE PNK WIRE POWER STEERING ECU ASSEMBLY PPL/RED WIRE PTC HTR 1 FUSE PTC HTR 1 RELAY PTC HTR 2 FUSE PTC HTR 2 RELAY PTC HTR 3 FUSE PTC HTR 3 RELAY REAR SEAT HEATER RELAY RED WIRE RIGHT FOLD SEAT CONTROL ECU (REAR 1 SEAT) RIGHT FOLD SEAT CONTROL ECU (REAR 2 SEAT) RIGHT FRONT SEAT HEATER CONTROL SUB-ASSEMBLY ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) RR-B FUSE S/HTR F/L FUSE S/HTR F/R FUSE S/HTR RR FUSE S/ROOF 2 FUSE SEMICONDUCTOR POWER INTEGRATION ECU SKID CONTROL ECU ASSEMBLY TO EFI-MAIN FUSE (DIAGRAM 4 OF 10) TO FUSE BLOCK ASSEMBLY 2 (DIAGRAM 9 OF 10) TO HORN FUSE (DIAGRAM 7 OF 10) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 10) TO P/OUTLET FUSE (DIAGRAM 3 OF 10) TOWING BRK FUSE VIO WIRE W/ PANORAMIC MOON ROOF SYSTEM WHT WIRE YEL WIRE

ABS 1 FUSE ABS 2 FUSE ACCD BLU WIRE BRN WIRE CERTIFICATION ECU CLOCK ASSEMBLY COMBINATION METER ASSEMBLY CUTB D/C CUT FUSE DIS ECU- DCC 1 FUSE ECU-DCC 2 FUSE ENGINE ROOM R/B ENGINE ROOM R/B 2 FROM RADIO 2 FUSE (DIAGRAM 7 OF 10) GRN WIRE GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY J/B-BAT FUSE JE (RIGHT KICK PANEL) KICK DOOR CONTROL SENSOR LEFT FOLD SEAT CONTROL ECU (REAR 1 SEAT) LEFT FOLD SEAT CONTROL ECU (REAR 2 SEAT) LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LT BLU WIRE LT GRN WIRE MAP LIGHT ASSEMBLY METER FUSE METER MIRROR SUB-ASSEMBLY (W/ HEADUP DISPLAY) MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY MULTIPLEX NETWORK DOOR ECU NAVIGATION ECU OIL PMP FUSE OIL PMP RELAY ORG/ WIRE PNK WIRE POWER SWITCH PPL/RED WIRE PPL/WHT WIRE RADIO 1 FUSE RED WIRE RIGHT END OF DASH) RIGHT FOLD SEAT CONTROL ECU RIGHT FOLD SEAT CONTROL ECU (REAR 2 SEAT) RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY SKID CONTROL ECU ASSEMBLY STEERING SENSOR SUB R/B FUSE TAIL THEFT WARNING SIREN ASSEMBLY TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 10) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 10) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 10) VIO WIRE W/ MEMORY W/ REAR SEAT ENTERTAINMENT SYSTEM WCSW WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE ENGINE ROOM R/B FROM P/SEAT R/R FUSE (DIAGRAM 1 OF 10) GRN WIRE GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY INV FUSE INVERTER RELAY LEFT FOG LIGHT ASSEMBLY LEFT HEADLIGHT ECU SUB-ASSEMBLY LEFT SEAT CUSHION CLIMATE CONTROL BLOWER ASSEMBLY METER MIRROR SUB-ASSEMBLY ORG/ WIRE P/OUTLET 2 FUSE P/OUTLET 2 RELAY P/OUTLET FUSE POWER OUTLET SOCKET ASSEMBLY 2 PPL PPL/BLU WIRE PPL/YEL WIRE R/B 4 RADIO RECEIVER ASSEMBLY REAR POWER OUTLET SOCKET ASSEMBLY 1 REAR POWER OUTLET SOCKET ASSEMBLY 2 RED WIRE RIGHT FOG LIGHT ASSEMBLY RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT SEAT CUSHION CLIMATE CONTROL BLOWER ASSEMBLY TO ENGINE ROOM R/B (DIAGRAM 4 OF 10) TO R/B 4 (DIAGRAM 8 OF 10) VIO WIRE VOLTAGE INVERTER ASSEMBLY W/ CORNERING LIGHT W/ HEADLIGHT BEAM LEVEL CONTROL W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE

A/F FUSE A/F RELAY ABSORBER CONTROL ECU AVS FUSE BLK WIRE BLU WIRE BRN WIRE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM R/B FAN 1 RELAY FAN 2 RELAY FOR PORT INJECTION FROM DC/DC FUSE (DIAGRAM 1 OF 10) FROM ENGINE ROOM R/B (DIAGRAM 3 OF 10) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 10) FUEL INJECTOR ASSEMBLY 1 FUEL INJECTOR ASSEMBLY 2 FUEL INJECTOR ASSEMBLY 3 FUEL INJECTOR ASSEMBLY 4 FUEL INJECTOR ASSEMBLY 5 FUEL INJECTOR ASSEMBLY 6 GRN WIRE GRY WIRE H-LP LH LO FUSE H-LP LH-LO RELAY H-LP RH LO FUSE H-LP RH-LO RELAY HYBRID VEHICLE CONTROL ECU IGNITION COIL ASSEMBLY 1 IGNITION COIL ASSEMBLY 2 IGNITION COIL ASSEMBLY 3 IGNITION COIL ASSEMBLY 4 IGNITION COIL ASSEMBLY 5 IGNITION COIL ASSEMBLY 6 LT BLU WIRE LT GRN WIRE ORG/ WIRE P INJ FUSE PNK WIRE RED WIRE SHIFT LOCK CONTROL ECU SKID CONTROL ECU ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING LOCK ACTUATOR OR UPPER BRACKET ASSEMBLY STEERING SENSOR STEERING VIBRATION, HEATER ECU STRG HTR FUSE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YAW RATE SENSOR ASSEMBLY YEL WIRE

A/C AMPLIFIER ASSEMBLY AMP FUSE BKUP LP FUSE BKUP LP RELAY BLK WIRE BLU WIRE BRN WIRE COMPRESSOR W/ MOTOR ASSEMBLY ENGINE ROOM R/B ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE FMIG FORWARD RECOGNITION CAMERA FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY FROM ABS MTR 1 FUSE (DIAGRAM 1 OF 10) FRONT REFRESHING SEAT SWITCH FUEL OPN FUSE FUEL OPN RELAY FUEL PMP FUSE FUEL PMP RELAY GRN WIRE GRY WIRE H-LP CLN RELAY H-LP LH FUSE H-LP LH RELAY H-LP RH FUSE H-LP RH RELAY HORN FUSE HORN RELAY IGCT FUSE IGCT RELAY ENGINE ROOM R/B 2 INJ FUSE INJ RELAY ENGINE ROOM R/B INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY PNK WIRE PTC HTR 1 RELAY PTC HTR 2 RELAY PTC HTR 3 RELAY RADIO 2 FUSE RED WIRE S-HORN FUSE S-HORN RELAY SEMICONDUCTOR POWER INTEGRATION ECU ENGINE ROOM J/B SKID CONTROL BUZZER ASSEMBLY SMOG VENTILATION SENSOR STEREO COMPONENT AMPLIFIER ASSEMBLY TO D/C CUT FUSE (DIAGRAM 2 OF 10) TO R/B 4 (DIAGRAM 3 OF 10) TOWING CONVERTER TOWING FUSE USED) VIO WIRE W/ HEADLIGHT BEAM LEVEL CONTROL W/O PRE-COLLISION SYSTEM HEATER WHT WIRE WIPER FUSE WIPER RELAY YEL WIRE