Lexus GS III facelift (2007-2011) (behind left end of dash) Wiring diagrams

3 1 4 2 5 VCSK SKG ABS BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL STROKE SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE STROKE SIMULATOR CYLINDER (LEFT REAR OF ENGINE COMPT) BRN WIRE BRN/RED WIRE BRN/YEL WIRE BSR+ COMPUTER DATA LINES SYSTEM TS DOME FUSE MPX-B FUSE ABS ABS ENA ENGINE ROOM R/B 1 ABS MOTOR FUSE (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 3 (LEFT REAR OF ENGINE COMPT) FRA+ FRR+ FRO RL+ RL- CTY+ PNK WIRE FRR- FRA- RLR- FUSE FUSE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT REAR SPEED SENSOR (AT LEFT REAR WHEEL ASSEMBLY) LT GRN WIRE LT GRN/RED WIRE MTT ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PFR STP PNK FR WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PRL RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT SPEED SENSOR (AT RIGHT FRONT WHEEL ASSEMBLY) RLA+ RLR+ RLA- PNK WIRE SCSS SHORT CONNECTOR SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) SKS SKG VCSK VBZ FAIL VCM FR- +B VIO WIRE VIO/YEL WIRE VSC WARNING BUZZER (BEHIND LEFT SIDE OF DASH) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

+BC 28 29 PNK WIRE ABS 2 FUSE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU PKB PKBO BRAKE CONTROL POWER SUPPLY ASSEMBLY (RIGHT REAR OF LUGGAGE COMPT) BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN/YEL WIRE CTY ENA FAIL GAUGE FUSE IGN FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HEADLAMP BEAM LEVEL CONTROL ECU (UNDER LEFT END OF DASH) HEADLAMP SWIVEL ECU (UNDER LEFT END OF DASH) HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) LBL LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT SPEED SENSOR (AT LEFT FRONT WHEEL ASSEMBLY) LH ECU-IG FUSE LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY RELAY ENERGIZED RH-IG FUSE RIGHT COWL SIDE J/B RIGHT REAR SPEED SENSOR (AT RIGHT REAR WHEEL ASSEMBLY) SPDL SPDR STOP SW FUSE VIO WIRE W/ ADAPTIVE FRONT LIGHTING SYSTEM W/O ADAPTIVE FRONT-LIGHTING SYSTEM WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

BDR BLU WIRE BODY ECU BRN WIRE CCTY COMPUTER (UNDER DATA LINES DRIVER'S SYSTEM SEAT) COMPUTER DATA LINES SYSTEM CPUB CTY ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES J/C KUL LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR ECU (IN DRIVER'S DOOR) LEFT FRONT DOOR LOCK ASSEMBLY LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR DOOR LOCK ASSEMBLY (REAR OF LEFT REAR DOOR) LH FR DOOR FUSE LH RR DOOR FUSE LH-IG FUSE LSW LSWE LT GRN WIRE LUGGAGE COMPARTMENT DOOR CLOSER MPX-B FUSE ORG/ WIRE PNK WIRE POWER WINDOW MASTER SWITCH RED WIRE RELAY SELE- SGND SIG SIGJ TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ANTI-LOCK BRAKES SYSTEM BLK/RED WIRE BLU WIRE BODY ECU BUCKLE SWITCH COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FRONT SEAT INNER BELT (UNDER LEFT SIDE OF DRIVER'S SEAT) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HEAD LP RELAY HEADLIGHTS SYSTEM HOT AT ALL TIMES LCTY LEFT REAR DOOR COURTESY SWITCH LT BLU WIRE LT GRN WIRE MAIN FUSE MPX PCTY PNK WIRE RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RIGHT FRONT DOOR COURTESY SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE

3.5L A/C AMPLIFIER (BEHIND CENTER RIGHT OF DASH) A/C BLOWER ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C EVAPORATOR TEMPERATURE SENSOR BBUS BLK WIRE BLK/YEL WIRE BLU WIRE BUS - BUSG COMBUSTION HEATER GLOW PLUG 1 (AT REAR OF ENGINE) COMBUSTION HEATER GLOW PLUG 2 (AT REAR OF ENGINE) DAMPER SERVO MOTOR (AIR INLET) DAMPER SERVO MOTOR (AIR MIX DRIVER SIDE) DAMPER SERVO MOTOR (AIR MIX FRONT PASSENGER SIDE) DAMPER SERVO MOTOR (AIR VENT MODE) DAMPER SERVO MOTOR (COOL AIR BYPASS) ECU-IG LH FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 4 (RIGHT SIDE OF ENGINE COMPT) FUSE GLW GLW RLY 1 RELAY (3.5L) GLW RLY 2 RELAY (3.5L) HOT AT ALL TIMES LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED SG-10 WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 SH BZR ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS SYSTEM BATB BLK WIRE BLU WIRE BODY ECU (COWL SIDE J/B RH) (INSIDE COWL SIDE J/B RIGHT) BRN WIRE CLTE CLTS CLTB DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) SIL DCTY ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FSPT FUSE GRN WIRE GRN/RED WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE HDLO HEAD IND HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG GSW LCTY INSTRUMENT CLUSTER SYSTEM ISIF LT BLU WIRE LT GRN WIRE MEMORY SYSTEMS MIRRORS SYSTEM ANTI-THEFT SYSTEM MPX-B FUSE NAVIGATION SYSTEM INSTRUMENT CLUSTER SYSTEM ANTI-LOCK BRAKES SYSTEM ORG/ WIRE PCTY PKBO PNK CILL WIRE PNK WIRE RCTY RED WIRE RH ECU-IG FUSE RH FR DOOR FUSE TI, TE FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) S+B SNOW PWR PNK WIRE SUPPLEMENTAL RESTRAINTS SYSTEM INTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TSW VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 GND WIG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LCM+ 1 2 3 4 5 S/S +2 S/M ALTL WNG BACK BDCY BLK WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE BODY ECU (COWL SIDE J/B LH) (INSIDE COWL BODY ECU (COWL SIDE J/B LH) (INSIDE COWL SIDE J/B LEFT) CCTY ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FR WIP FUSE FRONT CONTROLLER FUEL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HEADLAMP SWIVEL ECU (UNDER LEFT END OF DASH) HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) MPX-B FUSE HOT IN ON OR START ILE RCTY LCTY ILL LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT SEAT POSITION CONTROL ECU, SWITCH (LEFT SIDE OF DRIVER'S SEAT) LGCY LCM- LOPN LCLS LH-IG FUSE LPSW LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU MPXB IG NAVIGATION SYSTEM ORG/ WIRE PNK WIRE RED WIRE SGND RFRL SIDE J/B LEFT) TL TR TRK OPN FUSE TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE W/O ADAPTIVE FRONT-LIGHTING SYSTEM W/ ADAPTIVE FRONT-LIGHTING SYSTEM WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FR TAIL FUSE FRONT CONTROLLER GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HEADLIGHTS SYSTEM HORN FUSE HORN RELAY HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR START LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH ECU-IG FUSE MPX-B FUSE ORG/ WIRE RED/WHT WIRE RED/YEL WIRE UPR H-LP FUSE VIO WIRE WHT/BLK WIRE WHT/BLU WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIPER/WASHER SYSTEM

1 14 CANH CANL 1 8 3 2 LCN+ LCN- CANL CANH 3.5L W/ ACTIVE STABILIZER SUSPENSION SYSTEM BLK WIRE BLU WIRE BRN WIRE CAN (+) DATA LINK RIGHT CONNECTOR 3 REAR (BEHIND LEFT POWER SIDE OF DASH) WINDOW SWITCH FRONT STABILIZER CONTROL ECU (RIGHT FRONT CORNER OF ENGINE COMPT) GRN WIRE GRY WIRE LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LEFT REAR POWER WINDOW SWITCH LT GRN WIRE PNK WIRE REAR STABILIZER CONTROL ECU (RIGHT SIDE OF LUGGAGE COMPT) RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SIDE OF DASH) SIL ST-PLUG VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 +BL +BR BLK WIRE BLU WIRE BRN WIRE ECUB RR+B ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FUSE GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM L STOP LP FUSE LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU MPX-B FUSE PGND REV RSS PNK WIRE POWER WINDOWS SYSTEM R STOP LP FUSE RED WIRE RR TAIL FUSE RR-B FUSE TLIN TKUL IG TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE