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

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DOME FUSE ECT PWR. ECT SNOW ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) MPX-B FUSE IND LCD LT BLU WIRE LT GRN WIRE MASTER IND MPX MULTI-INFORMATION DISPLAY NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE SIDE OF ENGINE COMPT) SPEEDOMETER TACHOMETER VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE CIRCUIT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CRUISE IND GRN WIRE GRN/RED WIRE GRN/YEL WIRE HOT AT ALL TIMES ENGINE ROOM MPX-B FUSE R/B 1 (RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) STOP SW FUSE HOT W/ RH-IG 1 RELAY ENERGIZED IGN FUSE INPUT CIRCUIT JUNCTION LCD (MULTI) LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (ON TRANSMISSION) PNK WIRE POWER SUPPLY RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY ENERGIZED RELAY ENERGIZED RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SIDE OF DASH) SPEEDOMETER TRANSMISSION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 10 MV M+ 6 4 3 8 9 1 BDR CPUB SIG 6 5 13 14 VSSL VC HSSL 6 5 13 14 VSSR VC HSSR BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM EC+ ECU-B FUSE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HYBRID VEHICLE COMBINATION CONTROL ECU METER (LEFT SIDE OF ENGINE COMPT) LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT DOOR ECU (IN DRIVER'S DOOR) LEFT OUTER REAR VIEW MIRROR (FRONT OF LEFT FRONT DOOR) LEFT REAR DOOR ECU (IN LEFT REAR DOOR) UP/DOWN LEFT/RIGHT LH FR DOOR LH IG RELAY 1 LH-IG FUSE LT BLU WIRE LT GRN WIRE MIRROR HEATER MIRROR POSITION SENSOR MPX MPX-B FUSE MV M+ ORG/ WIRE PNK PNK 11 12 WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT END OF DASH) RED WIRE RETRACTABLE MIRROR MOTOR RH FR DOOR FUSE RH IG RELAY 1 RH-IG FUSE RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) RIGHT FRONT DOOR ECU (IN RIGHT FRONT DOOR) RIGHT OUTER REAR VIEW MIRROR (FRONT OF RIGHT FRONT DOOR) RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) SELE- UP/DOWN VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

-TW 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 -B 1 2 3 4 5 6 7 8 9 10 SL+ SR+ WFL+ WFR+ SL- SR- 22 10 11 3 2 MUTE SPI+ SPI- SPO- SPO+ BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CENTER SPEAKER COMPT) CTR + DVD ENGINE ROOM R/B 1 RAD 1 FUSE (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GND RL- RR- FL- FR- GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC RIGHT COWL SIDE J/B (BEHIND RIGHT END HOT IN ON OR START J/C LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER LEFT REAR DOOR SPEAKER LEFT REAR SPEAKER LEFT REAR TWEETER LT BLU WIRE LT GRN WIRE MAYDAY ECU (W/ MAYDAY SYSTEM) (RIGHT FRONT OF LUGGAGE COMPT) MPX-B FUSE NCA WIRE OF DASH) ORG/ WIRE PNK PNK WIRE PNK WIRE RAD 2 FUSE RED WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR SPEAKER RIGHT REAR TWEETER RL (-) RR (-) FL (-) FR (-) SPEAKER (WOOFER) STEREO COMPONENT AMPLIFIER (RIGHT REAR CORNER OF LUGGAGE COMPT) TMUT TWL- TWR+ VIO WIRE W/ MAYDAY SYSTEM W/O MAYDAY SYSTEM WFL- WFR- WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

-TW 1 2 3 4 5 6 +B GND 1 2 3 4 5 6 7 8 9 10 PNK FL+ RL+ RR+ WIRE 1 2 3 4 5 6 7 8 9 10 PNK WIRE 22 11 10 2 3 MUTE SPI- SPI+ SPO+ SPO- BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CENTER SPEAKER SPEAKER (WOOFER) CTR + ENGINE ROOM R/B 1 RAD 1 FUSE (LEFT SIDE OF ENGINE COMPT) FL- FR- FR+ RL- RR- FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC RIGHT COWL SIDE J/B (BEHIND RIGHT END HOT IN ON OR START J/C LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER LEFT REAR DOOR SPEAKER LEFT REAR TWEETER LT BLU WIRE LT GRN WIRE MAYDAY ECU (W/ MAYDAY SYSTEM) (RIGHT FRONT OF LUGGAGE COMPT) MPX-B FUSE NCA WIRE OF DASH) ORG/ WIRE PNK PNK WIRE PNK WIRE RAD 2 FUSE RAD 3 FUSE RED WIRE RIGHT FRONT DOOR SPEAKER (W/ LEXUS LINK SYSTEM) RIGHT FRONT TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR TWEETER STEREO COMPONENT AMPLIFIER (RIGHT REAR CORNER OF LUGGAGE COMPT) TMUT TWL- TWR+ VIO WIRE W/ MAYDAY SYSTEM W/O MAYDAY SYSTEM WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

+B COMPUTER DATA LINES SYSTEM 2 5 6 8 GND PNK WIRE 4 18 19 +BS 43 42 COMPUTER DATA LINES SYSTEM CANH CANL BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE BRN/BLK WIRE CAIH CAIL CLEARANCE SONAR IND IG+ CLEARANCE SONAR SWITCH CLEARANCE WARNING ECU (BEHIND RIGHT END OF DASH) COMBINATION METER COMPUTER (BEHIND DATA LINES LEFT KICK SYSTEM PANEL) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE DOME FUSE ECU-B FUSE ES MULTI- INFORMATION DISPLAY 25 5 MPX+ MPX- COMPUTER DATA LINES SYSTEM GATEWAY ECU (BEHIND RIGHT END OF DASH) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START HOT W/ LH-IG RELAY 1 ENERGIZED HOT W/ RH-IG RELAY 1 ENERGIZED HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IG CBZ LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT CENTER ULTRASONIC SENSOR (BEHIND LEFT CENTER OF FRONT FASCIA) LEFT REAR CENTER ULTRASONIC SENSOR (BEHIND LEFT CENTER OF REAR FASCIA) LH-IG FUSE LT BLU WIRE LT GRN WIRE LT PNK WIRE MASTER IND OF DASH) CLEARANCE WARNING BUZZER ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PARKING BRAKE SWITCH PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+BS RV 13 15 4 14 18 12 16 17 19 FD 57 58 1 7 6 5 22 21 2 3 55 54 MMT MMTG SP 7 2 PNK WIRE BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU PWR SNOW BRN WIRE COMPUTER DATA LINES SYSTEM DOME FUSE ENGINE COMPT) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE ROOM R/B 1 (LEFT SIDE OF GMT GMTG GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HYBRID MODE SELECT SWITCH HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) LT BLU WIRE LT GRN WIRE MPX-B FUSE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK WIRE RED WIRE RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) RV +B THERMISTOR (OIL PUMP) (RIGHT REAR OF ENGINE) THO TOPM TRANSMISSION REVOLUTION SENSOR (TURBINE) (IN TRANSMISSION) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACCR STA TC BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE C/OPN RELAY CAN (-) CAN (+) CANL CANH COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM EFI 2 RELAY EFI FUSE EFI MAIN RELAY EFII EFIO ENGINE COMPT) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE OIL LEVEL SENSOR (LEFT REAR OF ENGINE) ENGINE ROOM J/B 2 (LEFT SIDE OF F/PMP FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ IG 2 RELAY ENERGIZED ID CODE BOX (BEHIND CENTER OF DASH) IGN FUSE INJ FUSE INJ RELAY LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MOPS RFC EPA NCA WIRE NSW IMO IMI ORG/ WIRE PNK VCPA SPD KSW MOL STSW WIRE PNK WIRE PNK/BLU WIRE RDEF REAR OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) STARTING/ CHARGING SYSTEM STARTING/ CHARGING SYSTEM COMPUTER DATA LINES SYSTEM STARTING/CHARGING SYSTEM TACH VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE FUEL INJECTOR (PORT INJECTION 2) FUEL INJECTOR (PORT INJECTION 4) FUEL INJECTOR (PORT INJECTION 6) FUEL INJECTOR (PORT INJECTION 8) FUEL INJECTOR DRIVER 2 (TOP OF ENGINE ASSEMBLY) FUEL INJECTORS (DIRECT INJECTION 1) (TOP RIGHT SIDE OF ENGINE) FUEL INJECTORS (DIRECT INJECTION 7) (TOP RIGHT SIDE OF ENGINE) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE IGNITION COIL 3 IGNITION COIL 5 LT GRN WIRE NCA WIRE PNK WIRE REAR OF ENGINE COMPT) RED WIRE RED/BLU WIRE SPILL CONTROL VALVE (BANK 1) (LEFT REAR OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE