Lexus GS IV (2011-2015) brn 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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU (ON COOLING FAN MOTOR) COOLING FAN MOTOR (BEHIND RADIATOR) M- COOLING FAN MOTOR 2 (BEHIND RADIATOR) M- E.F.I ENGINE COOLANT TEMPERATURE SENSOR (TOP RIGHT REAR OF ENGINE) ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) FAN 1 FUSE FAN 1 RELAY GRY WIRE HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) LEFT COWL SIDE J/B LH ECU-IG FUSE RED WIRE RELAY ENERGIZED RFC WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

BLK WIRE BLU WIRE BRN WIRE CCS HITP GND NAVIGATION SYSTEM COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (LEFT END OF DASH) EFI MAIN FUSE EFI MAIN RELAY 1 EFI MAIN RELAY 2 ENERGIZED LUGGAGE ROOM J/B 1 (LEFT SIDE OF FUSE LUGGAGE COMPT) ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) F/PMP FUSE FUEL PUMP CONTROL ECU (LEFT SIDE OF LUGGAGE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IGB J/C LEFT COWL SIDE J/B (LEFT END OF DASH) LH ECU-IG FUSE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR (CENTER OF FRONT FASCIA) NETWORK GATEWAY ECU (RIGHT CENTER OF DASH) PBSW SPSW PNK WIRE PRE-COLLISION SYSTEM CANCEL SWITCH RED WIRE RELAY ENERGIZED SGND STP+ VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/ WASH CCHG WASHER SYSTEM WIPER/ WASHER WNKR WNKL SYSTEM YEL WIRE

12 25 2 46 1 CANP CANN +B MREL BATT 24 25 PNK WIRE 4 1 MREL ACCELERATOR PEDAL SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE CONTROL SWITCH ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES J/C LEFT COWL SIDE J/B LT GRN WIRE M+ M- VCTA MODE NCA WIRE ON-OFF +RES -SET PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) RED WIRE RIGHT COWL SIDE PANEL J/B (RIGHT END OF DASH) RIGHT STEERING PAD SWITCH DISTANCE CONTROL SPIRAL CABLE SUB-ASSEMBLY (STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STOP FUSE STOP LIGHT SWITCH (BRAKE PEDAL BRACKET) THROTTLE BODY W/ MOTOR ASSEMBLY (TOP REAR OF ENGINE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 11 10 16 15 GND RL+ RL- FR+ FR- PNK WIRE 16 15 11 10 FL+ FL- RR+ RR- 8 9 CANL CANH BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE HOT AT ALL TIMES IGCT 5 FUSE IGCT IGCT 1 RELAY FUSE J/C LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL ASSEMBLY) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL ASSEMBLY) LT GRN WIRE NCA WIRE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL ASSEMBLY) SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 13 14 15 PNK WIRE 1 2 EC +B PNK WIRE 3 24 12 21 22 28 29 20 23 MREL SPD ST- ACCD ACCELERATOR PEDAL SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLU WIRE BRN WIRE CANL CANH CCS CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM DIODE (A/T SHIFT) EFI MAIN FUSE EFI MAIN RELAY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES J/C LT BLU WIRE LT GRN WIRE M+ M- VCTA NCA WIRE NETWORK GATEWAY ECU (BEHIND RIGHT CENTER OF DASH) PNK WIRE RELAY RH ECU-IG RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) RLY 1 RELAY ENERGIZED THROTTLE BODY ASSEMBLY W/ MOTOR (TOP OF ENGINE) VIO WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CG SG CANH SIL LVL TAC DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DCM (TELEMATICS TRANSCEIVER) DIA ECM (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HEADLIGHT SWIVEL ECU (BEHIND LEFT KICK PANEL) HIGH/LOW BUS CIRCUIT HOT AT ALL TIMES RIGHT COWL SIDE J/B (RIGHT END OF DASH) OBD FUSE INIT LEFT COWL SIDE J/B (LEFT END OF DASH) POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) POWER STEERING ECU (RIGHT REAR CORNER OF ENGINE COMPT) RED WIRE RIGHT END OF DASH) RIGHT FRONT SEAT INNER BELT (UNDER FRONT PASSENGER'S SEAT) SIL TACH TS TC CANL VIO WIRE W/ POWER SEAT MEMORY WHT WIRE WHT/BLK WIRE YEL WIRE

18 19 PNK WIRE 18 2 SSCL LSWR 23 19 7 6 TKUL LGCY LSFL RCTY 28 2 4 21 HORN FLCY FRCY BZR 31 32 9 10 8 ALTB IG ACT+ ACTD ACT- 4 16 18 PRG RDA LSFR 5 8 3 TMSW TSW 7 28 17 5 20 ACTG TR+ SH LSWL HCTY 9 10 CANP CANN ALL DOOR LOCK RELAY BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM D DOOR UNLOCK RELAY D/L 1 FUSE OF DASH) D/L 2 FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES HOT W/ LH J/C L/D DOOR UNLOCK RELAY LCTY LEFT COWL SIDE J/B (LEFT END LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT "C" PILLAR) LH J/B-B FUSE LH-IG FUSE LT BLU WIRE LT GRN WIRE LUGGAGE DOOR OPENING CANCEL SWITCH SWITCH ASSEMBLY MAIN BODY ECU (LEFT END OF DASH) PILLAR) PNK WIRE POWER CHANGE RED WIRE RELAY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "C" WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT REAR CORNER OF ENGINE COMPT) YEL WIRE

18 19 PNK WIRE BLK WIRE BLU WIRE BRN WIRE ECU-B FUSE ENGINE HOOD COURTESY SWITCH (FRONT CENTER OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT "B" PILLAR) LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B 1 (LEFT SIDE OF LUGGAGE COMPT) MPX-B FUSE PNK WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "B" PILLAR) TRK OPN FUSE TRK OPN RELAY (IF EQUIPPED) UNLOCK DETECTION LEFT REAR DOOR LOCK ASSEMBLY (REAR OF LEFT REAR DOOR) WHT/BLK WIRE YEL WIRE