Lexus LS IV (2006-2012) blu Wiring diagrams

A/F RELAY ABS FR MTR FOG RELAY RELAY ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY SHIELD BRN WIRE EFI MAIN RELAY FAN FRONT HEIGHT CONTROL VALVE HEATER WATER PUMP ASSEMBLY HEIGHT CONTROL COMPRESSOR MOTOR HEIGHT CONTROL EXHAUST VALVE IGCT IGCT RELAY RELAY INVERTER WATER PUMP MOTOR ASSEMBLY JUNCTION CONNECTOR SHIELD LEFT BRAKE FRONT ACTUATOR SPEED ASSEMBLY SENSOR SHIELD SHIELD MULTIPLEX NETWORK FRONT LIGHT ECU MULTIPLEX NETWORK FRONT LIGHT ECU SHIELD OIL PUMP RELAY PANEL) POWER STEERING ECU ASSEMBLY SHIELD POWER TRUNK LID CONTROL ECU SHIELD REAR ACTIVE STABILIZER CONTROL ECU ASSEMBLY SHIELD REAR CONSOLE SWITCH SHIELD REAR JUNCTION JUNCTION BLOCK CONNECTOR ECU SHIELD SHIELD RED WIRE RELAY ENGINE ROOM R/B 5 (RIGHT FRONT OF ENGINE COMPT) RELAY RELAY RIGHT FRONT ABSORBER CONTROL ACTUATOR RIGHT FRONT SPEED SENSOR SHIELD RIGHT LEFT H-LP LO H-LP LO RELAY RELAY RIGHT REAR SPEED SENSOR SHIELD SEAT BELT JUNCTION CONTROL CONNECTOR ECU SHIELD SHIELD STEERING CONTROL ECU SHIELD VVT LH RELAY W/ CONVERTER INVERTER ASSEMBLY WHT WIRE WHT/BLK WIRE

BATTERY VOLTAGE SENSOR BLK WIRE BLU WIRE BRAKE CONTROL POWER SUPPLY ASSEMBLY BRN WIRE CENTER STOP LIGHT ASSEMBLY DIRECT FUEL DIRECT FUEL INJECTOR INJECTOR ASSEMBLY 6 ASSEMBLY 2 SHIELD SHIELD DIRECT FUEL INJECTOR ASSEMBLY 1 SHIELD DIRECT FUEL INJECTOR ASSEMBLY 3 SHIELD DIRECT FUEL INJECTOR ASSEMBLY 4 SHIELD DIRECT FUEL INJECTOR ASSEMBLY 5 SHIELD DIRECT FUEL INJECTOR ASSEMBLY 7 SHIELD DIRECT FUEL INJECTOR ASSEMBLY 8 SHIELD ENGINE HOOD EXHAUST GAS COURTESY SENSOR SWITCH FRONT CONSOLE BOX ILLUMINATION LIGHT HYBRID VEHICLE CONTROL ECU SHIELD INTER HV BATTERY LOCK JUNCTION SWITCH BLOCK ASSEMBLY JUNCTION CONNECTOR SHIELD LEFT HEADLIGHT ASSEMBLY LUGGAGE COMPT) NCA WIRE NOISE FILTER (REAR WINDOW DEFOGGER) OCCUPANT DETECTION ECU POWER STEERING CONVERTER ASSEMBLY POWER STEERING CONVERTER ASSEMBLY SHIELD REAR CONSOLE BOX ILLUMINATION LIGHT RIGHT FRONT MULTIPLEX NETWORK DOOR ECU RIGHT FRONT POWER SEAT CONTROL ECU, SWITCH RIGHT FRONT SEAT CLIMATE CONTROL ECU RIGHT FRONT SEAT INNER BELT SWITCH RIGHT HEADLIGHT ASSEMBLY TIRE PRESSURE WARNING ECU SHIELD TOP OF ENGINE) W/ OBJECT RECOGNITION CAMERA WHT WIRE WHT/BLK WIRE

1 2 LOIL GND 1 5 11 20 10 PNK BATB ALTB MOPS MOLE MOL WIRE 5 1 2 3 4 FMIG 8 9 COMPUTER DATA LINES SYSTEM CANL CANH ABS IND. AFS OFF IND BLK WIRE BLK/ WHT WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR BRAKE HOLD IND BRAKE IND BRN WIRE CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) CHARGE IND CLOCK COMBINATION METER COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANP CANN CRUISE IND DOME FUSE DOOR IND DRIVER SIDE J/B (LEFT END OF DASH) DRIVER'S ELECTRONICALLY CONTROLLED BRAKE IND ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ENGINE OIL LEVEL SENSOR (LOWER RIGHT SIDE OF ENGINE) ENGINE OIL PRESSURE SWITCH ASSEMBLY (LOWER LEFT FRONT OF ENGINE) EXTERIOR LIGHTS SYSTEM NAVIGATION SYSTEM FR CTRL ALT FUSE FR CTRL BAT FUSE INJ FUSE P-J/B FUSE FRONT FOG IND FUSE GRN WIRE GRN/ LT WIRE HEAD IND TAIL IND HEIGHT HIGH IND HIGH BEAM AUTO IND HIGH BEAM IND HOLD IND HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (LEFT END MPX-B 2 FUSE OF DASH) HOT W/ P ACC RELAY ENERGIZED PASSENGER SIDE J/B (RIGHT END OF DASH) IND J/C LBL LED DRIVER LEFT TURN IND LIGHT ECU LKA IND LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP MASTER IND MICRO COMPUTER MPU MPX+B I/F MPXB P-ACC FUSE PARK IND PASSENGER SIDE J/B (RIGHT END OF DASH) PCS IND PNK ENGINE CONTROLS SYSTEM WIRE PNK WIRE POWER POWER STEERING RED WIRE RELAY ENERGIZED RELAY ENERGIZED ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) E/G RM ECU-B FUSE RESET+ RIGHT TURN IND RING ILLUMINATION SEAT BELT IND SHIFT INTERLOCK SYSTEM SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) SLIP IND SLIP OFF IND SRS IND SUPPLY TFT DISPLAY IC TIRE PRESSURE IND TRIP TRIP SWITCH TX-1 TX+1 VIO WIRE WATER TEMP HOT IND WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE 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) COMPUTER DATA LINES SYSTEM COURTESY SWITCH D-ACC FUSE DCM (TELEMATICS DCTY DRIVER SIDE J/B (LEFT END OF DASH) FUEL SENDER GAUGE (LEFT SIDE OF FUEL TANK) FUEL SENDER GAUGE (SUB) (RIGHT SIDE OF FUEL TANK) FUSE GRN WIRE HOT AT ALL TIMES HOT W/ HOT W/ D-ACC RELAY ENERGIZED J/C LCTY LEFT FRONT PAD WEAR INDICATOR SWITCH LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LEFT REAR PAD WEAR INDICATOR SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU PASSENGER SIDE J/B (RIGHT END OF DASH) PCTY PNK WIRE RCTY RED WIRE RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT FRONT PAD WEAR INDICATOR SWITCH/ RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) RIGHT REAR PAD WEAR INDICATOR SWITCH SPDP STEREO COMPONENT AMPLIFIER ASSEMBLY (RIGHT REAR OF LUGGAGE COMPT) TRANSCEIVER) (RIGHT END OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE

13 14 CANL CANH 18 34 27 17 VC NE- NE+ 10 6 4 5 PNK WIRE BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION SENSOR DIRECT FUEL INJECTOR ASSEMBLY 1 (LEFT SIDE OF INTAKE MANIFOLD) DISP DISPLAY, NAVIGATION MODULE DISPLAY DRIVER SIDE J/B (LEFT END OF DASH) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ RR HYBRID VEHICLE CONTROL ECU INJECTOR DRIVER (BANK 1) (CENTER REAR OF ENGINE COMPT) LGLB LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MPXB NCA WIRE NE- NE VC P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PIND PNK WIRE PORT FUEL INJECTOR ASSEMBLY 1 REAR JUNCTION BLOCK ECU RED WIRE RESET+ RR MPX B 1 FUSE RR MPX-B 2 FUSE SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STEERING PAD SWITCH ASSEMBLY W/ MODULATOR STEERING SWITCH ECU SYSTEM TELEVISION SWITCH, VOLUME ASSEMBLY TOP OF ENGINE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

15 16 CANN CANP 23 24 PNK MSW- MSW+ WIRE 3 4 REAR CIGARETTE LIGHTER ILLUMINATION ILL+ ILL- 4- SEATER 5- SEATER 6 22 ALTB 8 16 PANL ACAN ASSEMBLY 2 (BASE OF LEFT "C" PILLAR) BLK WIRE BLU WIRE CENTER JUNCTION BLOCK J/B 3 CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM D RR DOOR DOOR 2 FUSE FUSE D S/HTR FUSE D-ACC FUSE DCM (TELEMATICS TRANSCEIVER) (RIGHT END ILL+ OF DASH) DOOR 1 FUSE DRIVER SIDE J/B DRIVER SIDE J/B (LEFT END OF DASH) ELECTRIC SHIFT PARKING POSITION BRAKE INDICATOR SWITCH ASSEMBLY FUSE FUSIBLE LINK BLOCK GARAGE DOOR OPENER SWITCH GRN WIRE GRY WIRE HEADLIGHT SWIVEL MAIN SWITCH HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INTERIOR LIGHT SWITCH J/C LEFT FRONT MULTIPLEX NETWORK DOOR ECU (DRIVER'S DOOR) LEFT FRONT SEAT CLIMATE CONTROL SWITCH LEFT FRONT SEAT MEMORY SWITCH LH J/B DC/DC FUSE LIGHT REAR CIGARETTE LIGHTER ASSEMBLY LT GRN WIRE MAIN BODY ECU MAP LIGHT SWITCH MPX-B 1 FUSE ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) PANEL FUSE PANEL RELAY PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE PNLI SIG POWER SWITCH RED WIRE RIGHT FRONT SEAT CLIMATE CONTROL SWITCH SEAT VIBRATOR SWITCH SLIDING ROOF CONTROL SWITCH SOS SWITCH SWIL WHT WIRE WHT/BLK WIRE YEL WIRE

11 6 3 13 10 9 1 CPUB BDR SIG PNLI CANN CANP GND 15 16 23 24 ASH- ASH+ MSW- MSW+ PNK WIRE 23 22 CANN CANP 24 23 16 15 MSW+ MSW- ASH+ ASH- 4 18 ILL- ILL+ 4- SEATER 5- SEATER 6 14 ILL+ ILL- 9 11 8 CTY ARMREST COURTESY LIGHT SWITCH ASSEMBLY BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 4 CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMBINATION METER COMPUTER 10 9 1 6 11 3 13 CANN CANP GND BDR CPUB SIG PNLI DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COOLING BOX ASSEMBLY (4-SEATER) ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) FRONT TRIP CIGARETTE SWITCH LIGHTER GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES RR MPX B 2 FUSE HOT IN ON OR START HOT IN ON OR START LUGGAGE RR- ROOM J/B FUSE (LEFT SIDE OF LUGGAGE COMPT) ILL- REAR CONSOLE SWITCH (5-SEATER) ILL- SWITCH (4-SEATER) LEFT REAR ASHTRAY LIGHT LEFT REAR MULTIPLEX NETWORK DOOR ECU (LEFT REAR DOOR) LEFT REAR SEAT MEMORY SWITCH LT BLU WIRE LT GRN WIRE LUGGAGE DOOR OPENING SWITCH ASSEMBLY MICRO COMPUTER ORG/ WIRE P RR DOOR -2 MPX-B FUSE FUSE FUSE P-J/B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER SUPPLY REAR CURTAIN SWITCH ASSEMBLY RED WIRE RHDW RHUP RIGHT REAR ASHTRAY LIGHT RIGHT REAR MULTIPLEX NETWORK DOOR ECU (RIGHT REAR DOOR) RIGHT REAR SEAT MEMORY SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

2 5 ILL- 23 24 PNK MSW- MSW+ WIRE 3 5 6 11 ILL CANL CANH GND 4 SEATER, 5 SEATER, W/O OTTOMAN 5 SEATER W/ OTTOMAN 6 3 16 10 9 11 1 18 BDR SIG 6 5 CANN CANP BLK WIRE BLK/WHT WIRE BLU WIRE CANN CANP CPUB GND PNLI COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER PNK DATA LINES SYSTEM WIRE DOWN FRONT PASSENGER'S SEAT RECLINING CONTROL SWITCH FRONT PASSENGER'S SEAT SLIDE CONTROL SWITCH FUSE GRN WIRE GRY WIRE HEAD AUTO HEADLIGHT CLEANER SWITCH HEADLIGHT CLEANER SWITCH ILLUM HEADLIGHT DIMMER SWITCH HOT AT ALL TIMES HOT IN ON OR START INTEGRATION CONTROL, PANEL ASSEMBLY LIGHT CONTROL RHEOSTAT LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE OFF TAIL ORG/ WIRE P DOOR 1 FUSE P DOOR 2 FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE POWER TRUNK LID CONTROL ECU (LEFT SIDE OF LUGGAGE COMPT) POWER TRUNK LID CONTROL SWITCH REAR DOOR SUNSHADE SWITCH REAR SEAT RETURN SWITCH REAR SUNSHADE SWITCH RED WIRE RED/YEL WIRE RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (FRONT PASSENGER'S DOOR) RIGHT POWER SEAT MEMORY SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIPER/ WASHER SYSTEM

-TW 1 2 3 4 5 6 +B GND 1 2 3 4 5 6 7 8 9 10 SL+ SR+ RL+ RR+ SL- SR- AMP FUSE BLK WIRE BLU WIRE BRN WIRE CTR- CTR+ FL- FR- PNK WIRE D MPX-B 2 FUSE DRIVER SIDE J/B (LEFT END OF DASH) FL+ FR+ FLOOR STEREO COMPONENT SPEAKER ASSEMBLY FRONT SPEAKER ASSEMBLY 3 GRN WIRE GRY WIRE HOOK OFF HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 1 LEFT REAR HEADER SPEAKER ASSEMBLY LEFT REAR RIGHT REAR SPEAKER SPEAKER ASSEMBLY ASSEMBLY LEFT REAR SPEAKER ASSEMBLY 2 LEFT REAR SPEAKER ASSEMBLY 3 LT BLU WIRE LT GRN WIRE MODE ON HOOK ORG/ WIRE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE REAR SEAT ENTERTAINMENT CIRCUIT RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 1 RIGHT REAR HEADER SPEAKER ASSEMBLY RIGHT REAR SPEAKER ASSEMBLY 2 RIGHT REAR SPEAKER ASSEMBLY 3 RL RR RLD RRD SEEK SPD WUI MI+ SLDI MO+ TMUT SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STEERING PAD SWITCH ASSEMBLY W/ MODULATOR STEREO COMPONENT AMPLIFIER ASSEMBLY (RIGHT REAR OF LUGGAGE COMPT) TWL+ TWR+ WFL+ VIO WIRE VOICE VOLUME- WFL- WFR+ TWL- TWR- WFR- WHT WIRE WHT/BLK WIRE WUO MI- SLDO MO- YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DCM DISPLAY, NAVIGATION MODULE DISPLAY ENGINE ROOM R/B 5 (RIGHT FRONT OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 2 LT BLU WIRE LT GRN WIRE MACC MCI- MCO- MCVD MI+ MICROPHONE, MICROPHONE AMPLIFIER MIN MO- MUTE NCA WIRE ORG/ WIRE P-ACC FUSE PASSENGER SIDE J/B PNK WIRE RADIO (RIGHT END OF DASH) FUSE REAR SEAT ENTERTAINMENT CIRCUIT REAR SEAT ENTERTAINMENT CIRCUIT GPS ANTENNA RED WIRE REV RIGHT FRONT SPEAKER ASSEMBLY 2 RSE SGND SLDI SLDO SPI+ SPO- SWG UGND USB USBG USBV VIO WIRE VMTR VOR- VOT+ W/ LEXUS ENFORM OR SAFETY CONNECT W/ REAR SEAT ENTER- TAINMENT SYSTEM W/ REAR SEAT ENTERTAINMENT SYSTEM W/O LEXUS ENFORM OR SAFETY CONNECT W/O REAR SEAT ENTERTAINMENT SYSTEM WHT WIRE WHT/BLK WIRE WUO YEL WIRE