Lexus GS IV (2011-2015) left cowl side j/b (behind left end of dash) Wiring diagrams

ABS 1 FUSE BLK WIRE BLU WIRE BM CANH BRAKE ACTUATOR ASSEMBLY (LEFT REAR CORNER OF ENGINE COMPT) BRAKE PEDAL LOAD SENSING SWITCH (BRAKE PEDAL BRACKET) BRN WIRE BUZZER COMPUTER DATA LINES SYSTEM CSW STPO ECU-IG LH FUSE ECU-IG RH FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FSW+ GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INTEGRATION CONTROL, PANEL ASSEMBLY LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL ASSEMBLY) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL ASSEMBLY) LT BLU WIRE LT GRN WIRE MPX-B ABS 2 FUSE FUSE PNK WIRE RED WIRE RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL ASSEMBLY) RIGHT REAR SPEED SENSOR (RIGHT REAR WHEEL ASSEMBLY) RL- RL+ FR- FR+ EXO RR- RR+ FL- FL+ SKID CONTROL BUZZER ASSEMBLY (IF EQUIPPED) (LEFT END OF DASH) VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

16 14 CANL CANH 4 3 2 1 IG CANH CANL GND ALT ASSEMBLY BLK WIRE BLK/ WHT WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR BRN WIRE CAN I/F CANL CANH ESS COMPUTER DATA LINES SYSTEM COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE COMPT) ENGINE ROOM ENGINE ROOM J/B 2 (LEFT SIDE OF FRONT STEERING CONTROL ECU (UNDER GLOVE COMPT) GNDB GRY WIRE HOT AT ALL TIMES INTEGRATION RELAY J/B 1 (RIGHT REAR OF ENGINE COMPT) LED DRIVER LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LT GRN WIRE P/I ALT FUSE PNK +BO WIRE PNK BAT WIRE PNK W/ VGRS WIRE PNK WIRE RED WIRE SPEAKER STOP STOP FUSE STOP LIGHT SWITCH (BRAKE PEDAL BRACKET) SUB-ASSEMBLY) (BRAKE FLUID RESERVOIR) TELLTALES VIO WIRE W/O VGRS W/O VGRS W/ VGRS STEERING SENSOR (ON STEERING COLUMN) WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER FLOOR CONSOLE) YEL WIRE

13 14 CANL CANH 28 29 30 CANH CANL ES CAN IF ALT ALT-S FUSE FUSE BATTERY BLK WIRE BLU WIRE CHG- I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CPU IC ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) ENERGIZED LH ECU IG FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GENERATOR ASSEMBLY GRN WIRE HOT W/ LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) PNK ALT WIRE PNK WIRE STARTER ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE CRUISE CONTROL SWITCH CRUISE CONTROL MAIN SWITCH ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FUSE GRY WIRE HOT AT ALL TIMES J/C LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LT BLU WIRE MPX-B FUSE ON OFF PNK WIRE RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SPIRAL CABLE (STEERING COLUMN) STOP FUSE STOP LIGHT SWITCH (BRAKE PEDAL BRACKET) WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE

BACK BLK WIRE BLU WIRE BRN WIRE CANN CANP CLS COMPUTER DATA LINES SYSTEM DOWN ENGINE ROOM R/B 1 (RIGHT REAR FL (-) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES MPX-B FUSE LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT POWER SEAT SWITCH ASSEMBLY LEFT POWER SEAT CUSHION MOTOR LEFT POWER SEAT LIFT MOTOR LH-IG FUSE LT BLU WIRE LT GRN WIRE MAIN BODY ECU O/P OF ENGINE COMPT) PNK WIRE RED WIRE SPR VCC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AIR BAG SENSOR ASSEMBLY BLK WIRE BRN WIRE CLEARANCE WARNING ECU ASSEMBLY CLOCK ASSEMBLY COMBINATION METER ASSEMBLY A/C AMPLIFIER ASSEMBLY COMBINATION SWITCH ASSEMBLY DATA LINK CONNECTOR 3 DRIVER MONITOR ECU ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY HEADLIGHT DIMMER SWITCH ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY JUNCTION CONNECTOR LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT VISOR ASSEMBLY LUGGAGE DOOR OPENING SWITCH ASSEMBLY MAIN BODY ECU MULTIPLEX TILT, TELESCOPIC ECU OPTION CONNECTOR (GLASS BREAKAGE SENSOR ECU) OPTION CONNECTOR (REMOTE ENGINE STARTER) PARKING LIGHT SWITCH ASSEMBLY POWER OUTLET SOCKET STEERING ASSEMBLY WHEEL HEATER CONTROL ASSEMBLY PRE-COLLISION SYSTEM CANCEL SWITCH (PRE-CRASH SYSTEM CANCEL SWITCH ASSEMBLY) REAR SUNSHADE SWITCH ASSEMBLY REMOTE OPERATION SWITCH RIGHT VISOR ASSEMBLY SATELLITE SWITCH SET SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) SPIRAL CABLE (STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STEERING SENSOR TILT STEERING GEAR ASSEMBLY W/ MOTOR TIRE PRESSURE WARNING RESET SWITCH (TIRE PRESSURE WARNING SWITCH 1) TRIP SWITCH W/ NAVIGATION W/O NAVIGATION W/ VGRS W/O VGRS WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

A/F INJ RELAY RELAY AIR BAG FUSE BACKUP FUSE BACKUP RELAY BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CRUISE NAVIGATION CONTROL SYSTEM SYSTEM DOOR LOCKS, POWER WINDOWS, ANTI-THEFT, MEMORY SYSTEMS ECU-B 3 FUSE EFI MAIN 2 RELAY EFI MAIN FUSE EFI- MAIN 1 RELAY ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 2 GAUGE (LEFT SIDE FUSE FUSE OF ENGINE COMPT) EPS-IG FUSE F/R DOOR FUSE FROM ENGINE ROOM J/B 1 (DIAGRAM 1 OF 4) FROM ENGINE ROOM R/B (DIAGRAM 1 OF 4) FROM LEFT COWL SIDE J/B (DIAGRAM 4 OF 4) FUSE FUSE ENGINE CONTROLS SYSTEM GRN WIRE GRY WIRE INJ IGN FUSE FUSE INSTRUMENT CLUSTER SYSTEM LEFT "C" PILLAR) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LT GRN WIRE MULTIMEDIA FUSE FUSE NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS PASSIVE RESTRAINTS, AIR CONDITIONING SYSTEMS PNK WIRE POWER WINDOWS SYSTEM PTL FUSE PSB FUSE R/R DOOR FUSE RAD 1 RAD 2 FUSE FUSE RED WIRE RELAY RR ECU-IG FUSE RR FR S/HTR S/HTR FUSE FUSE RR IGI RR J/B-B FUSE SECURITY HORN RELAY SHIFT INTERLOCK SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO CERTIFICATION ECU (DIAGRAM 3 OF 4) TO RIGHT COWL SIDE J/B (DIAGRAM FROM ENGINE 3 OF 4) ROOM R/B (DIAGRAM 1 OF 4) TRK OPN FUSE SECURITY FUSE TRUNK, SEATS TAILGATE, SYSTEM FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS, DOOR LOCKS, ANTI-THEFT SYSTEMS VIO WIRE WARNING, DOOR LOCKS, ANTI-THEFT SYSTEMS WHT WIRE YEL WIRE

28 29 CANH CANL BLK WIRE BLK/WHT WIRE BLU WIRE CAN (+) CAN I/F CAN- IGY CANH CANL PIG GNDY COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 GAUGE FUSE (LEFT SIDE OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES LED DRIVER LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LH ECU-IG FUSE LT BLU WIRE LT GRN WIRE MOTOR MPX-B FUSE MRG MRV ARV ARG NCA WIRE PNK WIRE REAR STEERING CONTROL ECU REAR STEERING LINK ASSEMBLY (UNDER CENTER REAR OF VEHICLE) RED WIRE RELAY ENERGIZED REVOLUTION SENSOR STROKE SENSOR TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE CAM TIMING OIL CONTROL VALVE (BANK 1 INTAKE SIDE) (RIGHT SIDE OF ENGINE) CAM TIMING OIL CONTROL VALVE (BANK 2 INTAKE SIDE) (TOP LEFT SIDE OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM ETCS FUSE R/B (RIGHT REAR OF ENGINE COMPT) HOT W/ LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LT BLU WIRE LT GRN WIRE PADDLE SHIFT SWITCH PNK WIRE RED WIRE SHIFT DOWN SHIFT UP SPIRAL CABLE SUB- (STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STOP FUSE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE