Lexus GS IV (2011-2015) (left center of dash) Wiring diagrams

A/C AMPLIFIER AIR BAG SENSOR ASSEMBLY BLK WIRE BLK/ WHT WIRE BRN WIRE CLOCK ASSEMBLY COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY CRUISE CONTROL MAIN SWITCH FUEL FUEL INJECTOR 3 INJECTOR 1 SHIELD SHIELD FUEL INJECTOR 2 SHIELD FUEL INJECTOR 4 SHIELD FUEL INJECTOR 5 SHIELD FUEL INJECTOR 6 SHIELD J/C MAP LIGHT ASSEMBLY MULTIPLEX TILT, TELESCOPIC ECU NCA WIRE POWER MANAGEMENT CONTROL ECU POWER OUTLET SOCKET ASSEMBLY POWER STEERING CONVERTER REAR SUNSHADE SWITCH ASSEMBLY REMOTE OPERATION SWITCH SATELLITE SWITCH SET SLIDING ROOF CONTROL ECU SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STEERING WHEEL HEATER CONTROL ASSEMBLY TRANSMISSION CONTROL SWITCH VOLTAGE INVERTER ASSEMBLY W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, SUPPLEMENTAL TRANSMISSIONS RESTRAINTS SYSTEM SYSTEMS BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC SUSPENSION SYSTEM FR (-) FR P/OUTLET FR PWR OUTLET RELAY FROM ENGINE ROOM J/B 1 (DIAGRAM 1 OF 7) FROM POWER MANAGEMENT CONTROL ASSEMBLY (DIAGRAM 2 OF 7) FUSE GRN WIRE GRY WIRE INSTRUMENT CLUSTER SYSTEM LT GRN WIRE MEMORY SYSTEMS NAVIGATION SYSTEM OBD FUSE PNK WIRE POWER OUTLET SOCKET ASSEMBLY REAR POWER OUTLET SOCKET ASSEMBLY 2 RELAY RH ECU-IG RR P/OUTLET FUSE RR PWR OUTLET RELAY SEATS, MEMORY SYSTEMS SOUND, NAVIGATION SYSTEMS SOUND, NAVIGATION, SEATS SYSTEMS STRG HTR AVS FUSE FUSE TO LEFT COWL SIDE J/B (DIAGRAM 4 OF 7) TO RH-IG FUSE (DIAGRAM 5 OF 7) WASH FUSE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

20 18 17 GRF GSN GCS 38 39 40 MCS MSN MRF 9 7 6 8 CRFG CSNG GCSG BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE ENGINE CONTROLS SYSTEM GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HYBRID VEHICLE TRANSMISSION INVERTER W/ CONVERTER (RIGHT REAR CORNER OF ENGINE COMPT) J/C LT BLU WIRE LT GRN WIRE MCSG MSNG MRFG ORG/ WIRE PNK WIRE RED WIRE RIGHT END OF DASH) SFTD SFTU SHIELD SHIELD 1 2 3 SHIELD 18 19 SHIELD 28 29 THO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

13 26 32 11 50 34 CANH CANL IGSW SNWI SPCN SPSW ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE BUZZER CAN I/F COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER DISPLAY ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GRY WIRE HOT AT ALL TIMES HOT W/ J/C LED DRIVER LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE MPX-B FUSE NORMAL PADDLE SHIFT SWITCH PNK SPORT WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SHIFT DOWN SHIFT UP SNOW SPDI SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STOP FUSE TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 IG STP SP+ 8 9 CANL CANH BLK WIRE BLU WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE OIL PRESSURE SWITCH ASSEMBLY (LOWER LEFT FRONT OF ENGINE) ENGINE ROOM GAUGE FUSE R/B 1 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDEL J/B (LEFT SIDE OF DASH) LH J/B-B FUSE LH-IG FUSE LT BLU WIRE LT GRN WIRE MAIN BODY ECU MPX-B FUSE PNK WIRE RED WIRE RELAY ENERGIZED RH ECU-IG FUSE RIGHT COWL SIDE J/B (RIGHT SIDE OF DASH) SFTP SFTP OPSW SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) SPD GND SP- VEHICLE APPROACHING SPEAKER ASSEMBLY VEHICLE APPROACHING SPEAKER CONTROLLER (RIGHT SIDE OF LUGGAGE COMPARTMENT) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACCELERATOR PEDAL SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) ENGINE OIL LEVEL SENSOR (RIGHT SIDE OF ENGINE OIL PAN) ENGINE OIL PRESSURE SWITCH (LOWER LEFT FRONT OF ENGINE) EVSW FUSE (RIGHT END OF DASH) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES RIGHT COWL SIDE J/B IREL PRG LOIL LT BLU WIRE LT GRN WIRE M- M+ PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) RED WIRE RED/BLK WIRE RELAY ENERGIZED ENGINE ROOM GAUGE FUSE R/B 1 (LEFT SIDE OF ENGINE COMPT) RIGHT COWL SIDE J/B (RIGHT END OF DASH) SHIELD SPDI THA VIO WIRE VSV (PURGE) (TOP RIGHT REAR OF ENGINE) WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 GND VOUT VC 1 4 CBPE CEPE 4 1 SMRB 5 6 PNK WIRE 53 54 PNK WIRE BATTERY THERMOMETER SENSOR (ON BATTERY) BLK ORG/ WIRE BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BTH+ BUSBAR MODULE BUSBAR MODULE HYBRID VEHICLE BATTERRY BUSBAR MODULE BUSBAR MODULE HYBRID VEHICLE BATTERY BUSBAR MODULE CBI CEI COMPUTER DATA LINES SYSTEM CURRENT SENSOR ELECTRONIC POWER STEERING ETHB GBO GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HV SUPPLY BATTERY ASSEMBLY HYBRID BATTERY JUNCTION BLOCK ASSEMBLY IGCT LT BLU WIRE LT GRN WIRE MAIN RELAY OIL PRESSURE SENSOR ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RECHARGE RELAY RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RESISTOR SERVICE PLUG SMRB SMRG SMRP SPDI SYSTEM TCO THB THERMISTOR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

3 4 CANH CANL A/C AMPLIFIER ASSEMBLY (CENTER OF DASH) AGND ANTENNA COIL BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CANH CANL SPCN SNWI SPSW CERTIFICATION ECU (RIGHT END OF DASH) CODE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (LEFT END OF DASH) ECO ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) EV MODE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES RIGHT COWL SIDE J/B (RIGHT END OF DASH) FUSE J/C LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE NORMAL PNK ECOS WIRE PNK WIRE POWER SWITCH RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) SNOW SPORT STOP FUSE STOP LIGHT SWITCH (BRAKE PEDAL BRACKET) SWIL TXCT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACCELERATOR PEDAL POSITION SENSOR ASSEMBLY (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HYBRID VEHICLE TRANSMISSION (TRANSMISSION WIRE) LT BLU WIRE LT GRN WIRE ORG/ WIRE PADDLE SHIFT SWITCH PNK WIRE RED WIRE RELAY ENERGIZED RH ECU-IG FUSE RIGHT COWL SIDE J/B RIGHT END OF DASH) SFTD SFTU SHIFT DOWN SHIFT UP SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY THO TRANSMISSION CONTROL SWITCH (BASE OF SELECTOR LEVER ASSEMBLY) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DISPLAY DRIVER ELECTRONIC POWER STEERING SYSTEM GMTG GMT GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES ENGINE MPX-B ROOM R/B 1 FUSE (LEFT SIDE OF ENGINE COMPT) LED DRIVER LT BLU WIRE LT GRN WIRE MJ CLK ITE ETI STB PNK IMO IMI WIRE PNK TOPM ETHO THO MMTG MMT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) PSOK SFTD SFTU RED WIRE RELAY ENERGIZED GAUGE FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM DASH) SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM SKID CONTROL ECU (W/ ACTUATOR) (LEFT REAR OF ENGINE COMPT) SLP ABFS SLR+ PNK WIRE SP FD RV PNK WIRE SUPPLEMENTAL RESTRAINTS SYSTEM TC EVSW STP TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE