Lexus LS IV (2006-2012) (right front of roof) Wiring diagrams

A/C AMPLIFIER (CENTER OF DASH) A/C FUSE SIDE J/B (RIGHT END OF DASH) A/C INFRARED RAYS SENSOR (RIGHT REARVIEW MIRROR ASSEMBLY) A/C SOLAR SENSOR AUTOMATIC LIGHT CONTROL SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BRRG BURR BRRB COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) FRONT ROOM TEMPERATURE SENSOR (LEFT SIDE OF DASH) FUSE GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSIBLE LINK BLOCK ASSEMBLY 1 (RIGHT REAR HTR FUSE HOT IN ON OR START LEFT FRONT DUCT SENSOR (LEFT SIDE OF DASH) LIN 1 LT BLU WIRE LT GRN WIRE OF ENGINE COMPT) PASSENGER RED WIRE RGND TSD TSP TR RH SG-1 RIGHT FRONT DUCT SENSOR (RIGHT SIDE OF DASH) SBLW SG-3 SG-2 TFAL TFAR TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

18 20 RILL BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLU WIRE CENTER CONSOLE SPOT LIGHT IND CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) D MPX-B 1 FUSE DOME DOME FUSE DOOR DOOR IND DRIVER SIDE J/B DRIVER SIDE J/B (LEFT END OF DASH) GRN WIRE GRY WIRE HOT AT ALL TIMES ILLB INTERIOR INTERIOR LIGHT) LEFT LEFT FRONT MAP LIGHT SWITCH LEFT FRONT VANITY LIGHT LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 LEFT MAP LIGHT LEFT REAR VANITY LIGHT ASSEMBLY LEFT VISOR ASSEMBLY LIGHT SW LIN OFF OVERHEAD MODULE (ROOF CONSOLE) PNK WIRE REAR REAR FOOTWELL RED WIRE RIGHT RIGHT FRONT MAP LIGHT SWITCH RIGHT FRONT VANITY LIGHT RIGHT MAP LIGHT RIGHT REAR VANITY LIGHT ASSEMBLY RIGHT VISOR ASSEMBLY RLMP RLSW PNK RRSW WIRE RLVS RLVT ROOF CONSOLE BOX ASSEMBLY RRMP RRVS RRVT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER A/C AMPLIFIER SHIELD A/C INFRARED RAYS SENSOR AIR BAG ECU ASSEMBLY AIRBAG ECU ASSEMBLY SHIELD BLK WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 COMBINATION METER SHIELD CLOCK ASSEMBLY COMBINATION METER CONSOLE POWER TILT BOX LIGHT MOTOR SUB- ASSEMBLY D-ACC RELAY RELAY DCM (TELEMATICS TRANSCEIVER) DISPLAY, NAVIGATION MODULE DISPLAY SHIELD DRIVER MONITOR ECU ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FRONT CIGARETTE LIGHTER GLOVE BOX ILLUMINATION LIGHT HEADLIGHT DLC 3 SHIFT SWIVEL LOCK CONTROL MAIN ECU SWITCH HEADLIGHT SWIVEL ECU ASSEMBLY SHIELD ID CODE BOX J/C JUNCTION CONNECTOR SHIELD LEFT FRONT SEAT CLIMATE CONTROL SWITCH LUGGAGE COMPARTMENT DOOR OPENING CANCEL SWITCH ASSEMBLY MAIN BODY ECU MAIN BODY JUNCTION ECU CONNECTOR SHIELD SHIELD MAIN CERTIFICATION BODY ECU ECU ASSEMBLY SHIELD SHIELD MULTIPLEX OUTER TILT, MIRROR TELESCOPIC ECU SWITCH SHIELD ASSEMBLY SHIELD MULTIPLEX TILT, TELESCOPIC ECU OUTER MIRROR SWITCH ASSEMBLY OVERHEAD MODULE POWER OUTLET PRE-COLLISION SYSTEM CANCEL SWITCH ASSEMBLY ROOF CONTROL RIGHT FRONT BOX SEAT ASSEMBLY CLIMATE CONTROL SWITCH SHIELD SHORT CONNECTOR (CIGARETTE LIGHTER) (LEFT CENTER OF DASH) SHORT CONNECTOR (HEIGHT CONTROL) SLIDING ROOF CONTROL ECU SPIRAL CABLE SUB-ASSEMBLY STEERING LOCK ACTUATOR ASSEMBLY STEERING SENSOR STEERING SENSOR SHIELD SUSPENSION CONTROL ECU TURN SIGNAL FLASHER ASSEMBLY WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE JUNCTION COMBINATION SENSOR CONNECTOR METER SHIELD SHIELD SHIELD

12 17 1 MJ 15 16 CANN CANP 2 8 1 7 5 6 IG 6 5 3 CLTB CLTS CLTE 7 1 4 +B 7 21 18 19 20 RCTY PCTY CLTE CLTS CLTB AUTOMATIC HIGH BEAM SENSOR LIN AUTOMATIC LIGHT CONTROL SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CAN I/F CAN I/F CANL CANH CANN CANP CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM COURTESY SWITCH D MPX-B 2 FUSE DCTY DIMMER SWITCH DRIVER SIDE J/B (LEFT END OF DASH) ENGINE ROOM FOG SWITCH HEADLIGHT DIMMER SWITCH FRONT FOG IND FUSE GRN WIRE GRY WIRE HEAD AUTO HEAD CANP CANN PNK WIRE HEAD IND (USA) HIGH HIGH MASTER BEAM BEAM IND IND AUTO IND HIGH LOW FLASH HOT AT ALL TIMES HOT IN ON OR START HYBRID VEHICLE CONTROL ECU (LEFT FRONT OF ENGINE COMPT) IG 5 17 INNER REAR VIEW MIRROR ASSEMBLY (W/ AUTOMATIC HIGH BEAM SYSTEM) J/C LCTY LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LIGHT CONTROL SWITCH LOW FLASH LT BLU WIRE LUGGAGE ROOM J/B MAIN BODY ECU (LEFT END OF DASH) MICRO COMPUTER MPX+B MPX+B MPXB OFF TAIL ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) P-D/C CUT FUSE P-J/B J/B 2 (RIGHT SIDE OF ENGINE COMPT) FUSE PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER SUPPLY RED WIRE RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) RR ECU-B FUSE VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

11 5 IRLY 8 9 13 14 12 IG GND RX TX SGND BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) DRIVER SIDE J/B (LEFT SIDE OF DASH) ECU-IG FUSE FUSE GRN WIRE GRY WIRE GVI- HOT AT ALL TIMES DRIVER SIDE J/B STOP (LEFT END FUSE OF DASH) HOT IN ON OR START HOT IN ON OR START ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) NV-IR FUSE IG IRL IRDV GND IRFL IRLY IRR LEFT HEADLIGHT ASSEMBLY LT BLU WIRE LT GRN WIRE NEAR INFRARED PROJECTOR OBJECT RECOGNITION ECU (IF EQUIPPED) (RIGHT REAR OF LUGGAGE COMPT) ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) PASSENGER SIDE J/B (RIGHT END OF DASH) RED WIRE RIGHT HEADLIGHT ASSEMBLY SGND RX TX SOL + SOL IRFR STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) DRIVER SIDE J/B (LEFT END OF DASH) EC+ EC- LIN ECI+ FUSE GRN WIRE HEADLIGHTS SYSTEM INNER REAR VIEW MIRROR ASSEMBLY IG LEFT FRONT ECI- MULTIPLEX NETWORK DOOR ECU EC- (DRIVER'S DOOR) LEFT OUTER REAR VIEW MIRROR EC MIRROR (AT MIRROR) ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) IG RED WIRE RELAY ENERGIZED RIGHT FRONT ECI- MULTIPLEX NETWORK DOOR ECU EC- (FRONT PASSENGER'S DOOR) RIGHT OUTER REAR VIEW MIRROR EC MIRROR (AT MIRROR) VIO WIRE WHT/BLK WIRE

15 16 10 CANN CANP 9 10 8 COMPUTER DATA LINES SYSTEM CANP CANN BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CERTIFICATION ECU ASSEMBLY (LEFT END OF DASH) CLS CLOSE COMBINATION METER COMPUTER DATA LINES SYSTEM D MPX-B 2 FUSE DCTY DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) DOWN DOWN DRIVER SIDE J/B (LEFT END OF DASH) DRIVER'S DOOR ELECTRICAL KEY ANTENNA (RIGHT "C" PILLAR) ENGINE ROOM J/B 2 FUSE GND RSSI ASEL DATA +5 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START J/C KEY LOCK KUL LEFT FRONT MULTIPLEX NETWORK DOOR ECU LOCK ASSEMBLY LSWE MAIN BODY ECU (LEFT END OF DASH) MASTER IND MICRO COMPUTER MPX-B NCA WIRE OPN OPN DWN CLS UP P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK KL WIRE PNK WIRE RDA ASEL RSSI CANP CANN RED WIRE S/ROOF FUSE SLIDING ROOF CONTROL SWITCH OVERHEAD MODULE (ROOF CONSOLE) SLIDING ROOF ECU (ROOF CONSOLE) SUPPLY POWER UL KEY UNLOCK UP UP WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 USB USBG VOT+ USBV VOT- VOR- VOR+ 20 21 18 COMPUTER DATA LINES SYSTEM I/F 4 10 FR+ FR- 7 2 TMUT SPD ANTENNA ANTENNA BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DCM DCM (TELEMATICS TRANSCEIVER) (RIGHT END OF DASH) DISPLAY, NAVIGATION MODULE DISPLAY DRIVER SIDE J/B (LEFT END OF DASH) ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) GRN WIRE GSW HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IGN FUSE INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT GRN WIRE MASTER IND MICRO COMPUTER MICROPHONE, MICROPHONE AMPLIFIER MIN MPXB MUTE MCO+ MCO- NCA WIRE ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) P-ACC FUSE P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER SUPPLY RADIO 1 FUSE RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 SGND SGND MCVD MCI+ MCI- SIG PNK (+) WIRE SOS SWITCH SPDP SPO+ SPO- PNK WIRE STEREO COMPONENT AMPLIFIER ASSEMBLY (RIGHT REAR OF LUGGAGE COMPT) SUPPLEMENTAL RESTRAINTS SYSTEM TELEPHONE ANTENNA ASSEMBLY (FRONT OF CENTER CONSOLE) UGND USBV VIO WIRE VOR- VOT+ WHT WIRE WHT/BLK WIRE YEL WIRE

1 4 3 ES SIG MPX 2 14 1 9 8 17 WIG 3 4 CANP CANN ASSEMBLY (WASHER FLUID RESERVOIR) BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (LEFT END OF DASH) ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IG CANP CANN PNK COMPUTER DATA LINES SYSTEM WIRE LEVEL WARNING SWITCH SCR+ LIN LT GRN WIRE MIST OFF AUTO LO MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT) P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RAIN SENSOR (TOP CENTER OF WINDSHIELD) RED WIRE S/M +2 S/S W+ VIO WIRE WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER FLUID RESERVOIR) WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY WIP FUSE WIPER SWITCH