Lexus RX III facelift (2012-2015) (behind right headlight) Wiring diagrams

ABS MAIN 2 FUSE ABS- MAIN 1 FUSE BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 3 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK PNK WIRE PNK WIRE RED WIRE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 OUT 1 23 24 2 IG+ CANH CANL PNK WIRE 4 16 STPO BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FRONT DOOR) GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HAZ FUSE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) L/P LEFT HEADLIGHT ASSEMBLY LT BLU WIRE LT GRN WIRE PARKING LIGHT PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) RED WIRE RIGHT HEADLIGHT ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY (IN RIGHT FRONT DOOR) RIGHT OUTER REAR VIEW MIRROR ASSEMBLY (ON RIGHT SHIFT LOCK CONTROL ECU SUB-ASSEMBLY SIDE MARKER SKID CONTROL ECU (RIGHT SIDE OF DASH) STOP FUSE STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT END OF DASH) STP +B STP+ SWITCH ASSEMBLY TOWING FUSE TRN+ TRNI TURN VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

23 24 PNK COMPUTER DATA LINES SYSTEM CANH CANL WIRE 4 1 3 SIG ES MPX PNK WIRE 40 26 19 24 IG IG PNK PNK WIRE ACAN AUTO BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY FR WASH FUSE FR WIP FUSE FRONT WASHER SWITCH FRONT WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (IN WASHER FLUID RESERVOIR) FRONT WIPER SWITCH FUSE GRN WIRE GRY WIRE HEADLIGHT CLEANER CONTROL RELAY (BELOW RIGHT HEADLIGHT ASSEMBLY) HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LEVEL WARNING SWITCH (IN WASHER FLUID RESERVOIR) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) MIST OFF ORG/ WIRE OVERHEAD MODULE PNK FRWA WIRE RAIN SENSOR (CENTER FRONT OF ROOF) RED WIRE TAIL VIO WIRE WHT WIRE WHT/BLK WIRE WIG WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

23 24 PNK CANH CANL WIRE BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM FR WASH FUSE FR WIP FUSE FRONT WASHER SWITCH FRONT WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (IN WASHER FLUID RESERVOIR) FRONT WIPER SWITCH FRWA GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEVEL WARNING SWITCH (IN WASHER FLUID RESERVOIR) LT BLU WIRE MIST OFF PNK WIRE RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

14 13 TRLY FFGO 15 22 HRLY DIM 15 8 5 30 28 29 27 22 21 20 DRL HF HU TAIL 2 4 11 FLCY FRCY 6 5 3 2 1 CLTB CLTS CLTE TSR TSL 9 10 8 21 CANP CANN RLEW LLEW AUTO TAIL OFF AUTOMATIC LIGHT CONTROL SENSOR (TOP RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BRN WIRE CANADA USA COMPUTER DATA LINES SYSTEM D/L ALT B FUSE DIMMER SWITCH ECU-ACC FUSE ECU-B 1 FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FOG LIGHT SWITCH FR FOG FUSE FR FOG RELAY FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HEAD HEAD FFOG CLTE CLTS CLTB PNK WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ HOT W/ ACC 1 RELAY ENERGIZED INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LCTY INTERIOR LIGHTS SYSTEM RCTY LEFT FOG LIGHT ASSEMBLY LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) ORG/ WIRE PARKING BRAKE SWITCH PD FUSE PNK WIRE RED WIRE RIGHT FOG LIGHT ASSEMBLY SOLAR SENSOR AIR CONDITIONING SYSTEM TAIL AUTO HEAD OFF DRL OFF DRL OFF TAIL FUSE TAIL RELAY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY DAYTIME RUNNING LIGHT DC/DC FUSE DRL FUSE DRL RELAY ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT GRN WIRE GRY WIRE H-LP LH HI FUSE H-LP LH LO FUSE H-LP RH HI FUSE H-LP RH LO FUSE HEAD HI RELAY HEAD RELAY (LL) HEAD RELAY (RL) HIGH LOW HOT AT ALL TIMES LEFT HEADLIGHT ASSEMBLY PNK COMPUTER DATA LINES SYSTEM WIRE PNK WIRE RED WIRE RIGHT HEADLIGHT ASSEMBLY SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL WIRE

23 24 PNK CANH CANL WIRE 32 29 31 IG AUTO TAIL BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM D/L ALT B FUSE ECU-ACC FUSE ECU-B 1 FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HEAD HEAD CANL CANH HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHT LEVELING MOTOR HEADLIGHT SWIVEL ECU ASSEMBLY (LEFT END OF DASH) HOT AT ALL TIMES HOT W/ HOT W/ ACC 1 RELAY ENERGIZED INIT INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT HEADLIGHT ASSEMBLY LH - LHE LHM+ LHT RHT LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) OFF RED WIRE RH+ CANH CANL RIGHT HEADLIGHT ASSEMBLY RIGHT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (AT RIGHT REAR SUSPENSION) SBR SHRL SGR SHB SHG SHRR SMGL SMGR SMGR RHE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 HDLO 2 1 PNK WIRE BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FRONT WASHER SWITCH FRONT WIPER/ WASHER CIRCUIT FUSE GRN WIRE H-LP CLN FUSE HDLO HEAD TAIL AUTO OFF (CANADA) DRL-OFF (USA) HEADLIGHT CLEANER CONTROL RELAY (BELOW RIGHT HEADLIGHT ASSEMBLY) HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY (BELOW RIGHT FRONT HEADLIGHT) HEADLIGHT CLEANER SWITCH ASSEMBLY HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START HRLY HEAD LIGHT CONTROL SWITCH LT BLU WIRE MAIN BODY ECU INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) PNK FRWA PB WIRE PNK WIRE RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

1 2 3 4 5 6 M- M+ 13 23 24 PNK CANH CANL WIRE 3 2 4 GND 4 13 27 28 17 39 STP- ACCELERATOR POSITION SENSOR (ON ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CANH CANL IGSW EC COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (W/ DYNAMIC RADAR CRUISE CONTROL) (LEFT END ECM (RIGHT FRONT OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) ETA M+ M- FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HV R/B 1 FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE OF DASH) PNK WIRE RED WIRE RELAY ENERGIZED SHIELD SHIFT LEVER POSITION SENSOR (ON TRANSMISSION) STOP ECU-B 1 FUSE FUSE STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) THROTTLE W/ MOTOR BODY (RIGHT REAR OF ENGINE) TRANSMISSION CONTROL SWITCH (UNDER FRONT OF CENTER CONSOLE) VC VTA VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

A/F RELAY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE C/OPN RELAY CANH CAN+ EC BATT CANISTER PRESSURE SENSOR CANISTER PUMP MODULE (UNDER LEFT SIDE OF VEHICLE CHASSIS) CANL CAN- COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ECM (RIGHT FRONT OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) F/PMP FUSE EFI 2 FUSE FPR VPMP MPMP FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) A/F FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEAK DETECTION PUMP LT GRN WIRE ORG/ WIRE PNK WIRE PPMP EPPM VCPP VC PTNK RED WIRE RELAY ENERGIZED RFC VENT VALVE VIO WIRE VSV (FUEL VAPOR-CONTAINMENT VALVE) (UNDER LEFT REAR OF VEHICLE) WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE