Lexus RX III (2008-2012) (left rear of luggage compt) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 LCN+ CANH CANL PIG PGND 1 2 3 4 5 6 7 8 9 10 11 LCN+ CANH CANL PIG PGND MRH 3 4 2 DRSF DRSR 3 4 SHLD GND ASSEMBLY (UNDER CENTER CONSOLE) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPT) COMPUTER DATA LINES SYSTEM ECU ASSEMBLY (LEFT REAR OF LUGGAGE COMPT) ECU-IGI 1 FUSE EPS FUSE FRONT ACTIVE STABILIZER CONTROL ACTUATOR ASSEMBLY (UNDER REAR OF VEHICLE) FRONT ACTIVE STABILIZER CONTROL ECU ASSEMBLY FUSIBLE LINK BLOCK ASSEMBLY (LEFT REAR OF LUGGAGE GRN WIRE GRY WIRE HC SR HC SR BSV BSC HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LCN- IG FSGD MRL LCN- IG RSGD MRL LT GRN WIRE NCA WIRE PNK 23 24 CANH CANL WIRE PNK PNK WIRE POWER STEERING CONVERTER REAR ACTIVE STABILIZER CONTROL REAR ACTIVE STABILIZER CONTROL ACTUATOR ASSEMBLY (UNDER REAR OF VEHICLE) RED WIRE SHG SG SV HA HB VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BACK DOOR LOCK ASSEMBLY (LOWER CENTER OF BACK DOOR) BACK DOOR OPENER SWITCH ASSEMBLY BK/DR LOCK RELAY BLK WIRE BLU WIRE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM D/L ALT B FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LOCK LT GRN WIRE MAIN BODY ECU PNK WIRE RED WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 1 3 4 PNK WIRE BACK DOOR COURTESY LIGHT ASSEMBLY BACK DOOR LOCK ASSEMBLY BLK WIRE BLU WIRE CANN COMPUTER DATA LINES SYSTEM DIODE (BACK DOOR) FOOTWELL) GRN WIRE GRY WIRE LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 LEFT REAR COURTESY LIGHT ASSEMBLY LEFT ROOM LIGHT ASSEMBLY 2 LEFT VANITY LIGHT ASSEMBLY LEFT VISOR ASSEMBLY LP HTR- LT BLU WIRE LT GRN WIRE PNK PNK WIRE PNK WIRE POWER BACK DOOR UNIT ASSEMBLY (LEFT REAR CTYO OF ROOF) RED WIRE RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY (IN RIGHT FRONT DOOR) CANP RIGHT OUTER REAR VIEW MIRROR ASSEMBLY (ON RIGHT FRONT DOOR) RIGHT ROOM LIGHT ASSEMBLY 2 RIGHT VISOR RIGHT VANITY ASSEMBLY LIGHT ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

10 9 8 7 6 5 4 3 2 1 TRNR AUTO BLK WIRE BLU WIRE BRN WIRE CANADA CTRS DRL OFF GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY LEFT REAR LIGHT ASSEMBLY TAIL LH OFF LIGHT CONTROL LR CTLA CTLS CTLB LT BLU WIRE OFF ORG/ WIRE PNK WIRE RED WIRE RIGHT REAR LIGHT ASSEMBLY TAIL SWITCH TAIL TOWING CONVERTER (RIGHT SIDE OF LUGGAGE COMPT) TRAILER HITCH TTLA TTLS TTRS TURN SWITCH USA VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 17 3 LSWR HZSW 21 20 BZR HCTY 4 2 5 FRCY FLCY LSWL SH ACTG BACK DOOR LOCK ASSEMBLY (W/O POWER BACK DOOR) (LOWER CENTER OF BACK DOOR) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM D DR UNLOCK RELAY D/L ALTB FUSE D/L SOURCE RELAY DETECTION DOOR LOCK RELAY DR UNLOCK RELAY ECU-ACC FUSE ECU-IGI 1 FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ IND INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) KEY LCTY LEFT FRONT DOOR LOCK MOTOR (IN DRIVER'S DOOR) LOCK KEY LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) ORG/ WIRE PNK LSFL BCTY RCTY HAZ CANL CANH WIRE PNK WIRE RED WIRE RIGHT REAR DOOR COURTESY LIGHT SWITCH (AT RIGHT REAR "C" PILLAR) RIGHT REAR DOOR LOCK MOTOR (IN RIGHT REAR DOOR) UNLOCK VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AIR SUS RELAY BKUP LP RELAY BRAKE ACTUATOR ASSEMBLY BRN WIRE ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FRONT WIPER DEICER (WINDSHIELD GLASS) GRY WIRE HEATER WATER PUMP ASSEMBLY HEIGHT CONTROL VALVE HARNESS ASSEMBLY HEIGHT CONTROL VALVE SUB ASSEMBLY 1 IGCT MAIN RELAY INVERTER ASSEMBLY W/ CONVERTER INVERTER WATER PUMP MOTOR ASSEMBLY LED TYPE HID, HALOGEN TYPE HALOGEN TYPE HID TYPE LEFT FOG LIGHT ASSEMBLY LEFT HEADLIGHT ASSEMBLY NOISE FILTER WIRELESS (GHOST DOOR LOCK BUSTER) BUZZER OIL MOTOR PUMP ASSEMBLY OIL PUMP RELAY PNK WIRE POWER BACK BACK DOOR DOOR UNIT LOCK ASSEMBLY ASSEMBLY RDI FAN RELAY 1 EFI MAIN RELAY RDI FAN RELAY 2 RELAY RIGHT HEADLIGHT ASSEMBLY RR DEF RELAY SKID CONTROL ECU ASSEMBLY SMOG VENTILATION SENSOR STOP LIGHT CONTROL RELAY ASSEMBLY TOWING CONVERTER TRAILER HITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER MOTOR ASSEMBLY

"B" PILLAR) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IG 6 5 20 CANP CANN FUL COMPUTER DATA LINES SYSTEM 8 7 CTY BACK DOOR LOCK ASSEMBLY BACK DOOR LOCK ASSEMBLY (W/O POWER BACK DOOR) (LOWER CENTER OF BACK DOOR) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ECU-ACC FUSE ECU-B 1 FUSE ENGINE HOOD COURTESY SWITCH (CENTER FRONT OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) ES TX- GAUGE 1 FUSE GRN WIRE GRY WIRE HDD PNK WIRE HDU HOT AT ALL TIMES HOT IN ON OR START HUD ILD ILU ILU ILD HUDO HUDU HUDD INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MAIN BODY ECU LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (AT LEFT LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (AT LEFT REAR "C" PILLAR) LT BLU WIRE LT GRN WIRE METER MIRROR SUB-ASSEMBLY (LEFT SIDE OF DASH) ORG/ WIRE PARKING BRAKE SWITCH ASSEMBLY (LEFT END OF DASH) PNK WIRE POWER BACK DOOR UNIT ASSEMBLY (IF EQUIPPED) (LEFT REAR OF ROOF) RCTY RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (AT RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (AT RIGHT REAR "C" PILLAR) SATELLITE SWITCH SET VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 17 3 LSWR HZSW 21 20 BZR HCTY 4 2 5 FRCY FLCY LSWL SH ACTG BACK DOOR LOCK ASSEMBLY (W/O POWER BACK DOOR) (LOWER CENTER OF BACK DOOR) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM D DR UNLOCK RELAY D/L ALTB FUSE D/L SOURCE RELAY DETECTION DOOR LOCK RELAY DR UNLOCK RELAY ECU-ACC FUSE ECU-IGI 1 FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ IND INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) KEY LCTY LEFT FRONT DOOR LOCK MOTOR (IN DRIVER'S DOOR) LOCK KEY LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) ORG/ WIRE PNK LSFL BCTY RCTY HAZ CANL CANH WIRE PNK WIRE RED WIRE RIGHT REAR DOOR COURTESY LIGHT SWITCH (AT RIGHT REAR "C" PILLAR) RIGHT REAR DOOR LOCK MOTOR (IN RIGHT REAR DOOR) UNLOCK VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE