Lexus GS III facelift (2007-2011) blk/yel 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

+BO ABS IND. BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE IND BRN WIRE BRN/YEL WIRE CAN (+) COMBINATION METER COMPUTER DATA LINES SYSTEM ECB OR VSC IND GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRD GRN WIRE GRN/BLK WIRE GRY WIRE GRY/RED WIRE IND MASTER LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MPX ORG/ WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SLIP IND SPEEDOMETER TELLTALE LAMP ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FLA- FLO FLR FRA FRR+ GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE LBL LT GRN WIRE MTT ORG/ WIRE PFL PFR PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PRL PRR- RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RLA- RLR+ RRA+ RRR + SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) TRACTION CONTROL SWITCH VCM VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

3.5L A/C AMPLIFIER (BEHIND CENTER RIGHT OF DASH) A/C FUSE AIR SUS FUSE AMBIENT TEMPERATURE SENSOR (4.6L) (BEHIND LEFT SIDE OF FRONT FASCIA) AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER CENTER OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLLH BLRH BLU WIRE BLU/BLK WIRE BLW BRN WIRE COMPUTER DATA LINES SYSTEM DGS TSD TAM SG SG-2 SG-6 ECU-IG RH FUSE ELECTRONIC SUSPENSION SYSTEM GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH-IG FUSE LOUT LT BLU WIRE LT GRN WIRE MPX+ MPX- ORG/ WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) PRE TSP RH TR PNK WIRE RED WIRE RELAY RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) ROUT SEAT HEATER SWITCH SEATS SYSTEM SG-1 GND IG+ SG-4 SMOG VENTILATION SENSOR (RIGHT FRONT OF ENGINE COMPT) SOL + SVSG TSL TSR VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE YEL 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

5 25 COMPUTER DATA LINES SYSTEM MPX- MPX+ ABSORBER CONTROL ECU (BEHIND RIGHT END OF DASH) ABSORBER CONTROL SWITCH ABSORBER SPORT IND AIR SUS FUSE BLK WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE CANL CANH COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FAL+ FBL- FRONT ACCELERATION SENSOR (BEHIND LEFT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT ABSORBER CONTROL ACTUATOR (AT LEFT FRONT SHOCK TOWER) LEFT REAR ABSORBER CONTROL ACTUATOR (AT LEFT REAR SHOCK TOWER) LT BLU WIRE LT GRN WIRE MAX-B FUSE ORG/ WIRE PNK IG WIRE PNK WIRE PNK/BLU WIRE RAR+ RAR- RBR+ RBR- RAL+ RAL- RBL+ RBL- REAR ACCELERATION SENSOR (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLU WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RIGHT FRONT ABSORBER CONTROL ACTUATOR (AT RIGHT FRONT SHOCK TOWER) RIGHT REAR ABSORBER CONTROL ACTUATOR (AT RIGHT REAR SHOCK TOWER) SGB SGFL SGG SGND SGRR SGV SIL 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 TRQV RZV RZCS RZSN 1 2 3 4 5 6 7 8 9 10 11 CAN+ CANH CANL PIG PGND 16 10 (4.6L) (3.5L) 17 2 (4.6L) (3.5L) 24 25 CANL CANH 5 25 MPX- MPX+ 9 10 CANL CANH BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN- IG SIL RLY COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ECU-B FUSE ECU-IG LH FUSE ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) EPS FUSE EPS RELAY GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INCS INSN INSN INCS OUSN OUCS LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OUCS OUSN POWER STEERING ECU (RIGHT REAR CORNER OF ENGINE COMPT) POWER STEERING MOTOR (FRONT OF ENGINE COMPT) POWER STEERING TORQUE SENSOR (LEFT FRONT OF ENGINE COMPT) PS (+) RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RZCS RZG RZSN RZV SIL SKID CONTROL ECU (3.5L) (LEFT REAR OF ENGINE COMPT) SKID CONTROL ECU (4.6L) (LEFT REAR OF ENGINE COMPT) SRZG STEERING SENSOR (BEHIND LEFT OF DASH, NEAR STEERING COLUMN) VIO WIRE WHT WIRE YEL WIRE YEL/BLK 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 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 +BO 1 2 3 4 5 6 7 8 9 10 IG ESS BAT 1 2 3 4 5 6 7 8 BMV BMU BMW 8 7 SS- SS+ AFS+ IG CAN+ AFS- BLK WIRE BLK/YEL WIRE BLU WIRE BMU+ BMV+ BMW+ BRN WIRE CANL CANH COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ECU-B FUSE ECU-IG LH FUSE ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HEADLAMP SWIVEL ECU (UNDER LEFT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LG+ LT BLU WIRE LT GRN WIRE LV (+) MPX NCA WIRE PGND PIG CAN- +BI RED WIRE RG+ RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RV SIL RV+ SIDE OF DASH) SIL SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) STEERING ACTUATOR (BEHIND LEFT SIDE OF DASH, NEAR STEERING COLUMN) STEERING CONTROL ECU (UNDER GLOVE COMPARTMENT) STEERING SENSOR (BEHIND LEFT OF DASH, NEAR STEERING COLUMN) VGRS FUSE WHT WIRE WHT/BLK WIRE YEL WIRE