Lexus GS IV (2011-2015) combination meter assembly Wiring diagrams

1 2 3 4 5 6 7 8 9 10 SMBL SMBR 31 32 ALTB IG 4 2 FRCY FLCY 6 29 RCTY HEAD BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DISPLAY DRIVER ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHT LEVELING, SWIVEL MOTOR HEADLIGHT SWIVEL ECU ASSEMBLY (BEHIND LEFT KICK PANEL) HEADLIGHT SWIVEL MAIN SWITCH HOT AT ALL TIMES INIT INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LCTY LED DRIVER LEFT COWL SIDE J/B LEFT HEADLIGHT ASSEMBLY LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (LEFT REAR WHEELWELL) LH E LH ECU-IG FUSE LH J/B-B FUSE LH-IG FUSE LHM+ LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE LVL MAIN BODY ECU (LEFT END OF DASH) MPX-B FUSE MSW OFF AUTO TAIL HEAD PNK RH+ CANH CANL IGS IG COMPUTER DATA LINES SYSTEM WIRE PNK WIRE RED WIRE RELAY ENERGIZED RH E RHM + RIGHT HEADLIGHT ASSEMBLY SBR SHRL PNK WIRE SGR SMBL SMBR SMGL SMGR SML SML LH+ SMR TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLB BLGD BLIND SPOT MONITOR BLK WIRE BLK/RED WIRE BLU WIRE BRB BRGD BSL+ BSMI CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE COMPT) FUSE GAUGE FUSE GRN WIRE GRY WIRE GRY/RED WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY LED DRIVER LEFT "C" PILLAR) LEFT BLIND SPOT MONITOR SENSOR (BEHIND LEFT END OF REAR BUMPER) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT MULTIPLEX NETWORK DOOR ECU LEFT OUTER REAR VIEW MIRROR ASSEMBLY LGND LT GRN WIRE LUGGAGE ROOM J/B 1 (LEFT SIDE OF OMIL OMIR PNK BSSW WIRE PNK WIRE RED WIRE RELAY ENERGIZED ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) RIGHT BLIND SPOT MONITOR SENSOR (BEHIND RIGHT END OF REAR BUMPER) RLY 1 RELAY ENERGIZED RLY 1 RELAY ENERGIZED LH ECU-IG FUSE TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

10 11 12 LED+ LED- 11 10 12 LED- LED+ 13 3 4 6 16 1 CYL SIG CPUB BDR BCUT GND 33 32 4 31 1 PNK PNK WIRE 13 3 6 7 8 4 1 CYL SIG BDR CANN CANP CPUB GND 7 8 COMPUTER CANN CANP DATA LINES SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DASH) DRIVER LED ENGINE ROOM F/L DOOR FUSE F/R DOOR FUSE FOOTWELL) GAUGE R/B 1 FUSE (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT AMBIENT LIGHT (LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1) LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT "B" PILLAR) LEFT FRONT DOOR INSIDE HANDLE ILLUMINATION LIGHT ASSEMBLY LEFT FRONT MULTIPLEX NETWORK DOOR ECU (IN LEFT FRONT DOOR) LEFT OUTER REAR VIEW MIRROR ASSEMBLY LT BLU WIRE LT GRN WIRE MLP OF DASH) P/W-B FUSE PNK PNK WIRE PNK WIRE RED WIRE RELAY ENERGIZED RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END RH-IG FUSE RIGHT FRONT AMBIENT LIGHT (RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1) RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "B" PILLAR) RIGHT FRONT DOOR INSIDE HANDLE ILLUMINATION LIGHT ASSEMBLY RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (IN RIGHT FRONT DOOR) RIGHT OUTER REAR VIEW TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER DRLL ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) ALT ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FFG DRL HLHS TAIL FFGL FFGR FUSE GAUGE FUSE GNDA (-) GNDB DRLR TLP HLHR GRN WIRE GRY WIRE H-LP LO RELAY HLHL HOT AT ALL TIMES INTEGRATION RELAY LED DRIVER LEFT HEADLIGHT ASSEMBLY LO HI LH-LO H-LP FUSE LT GRN WIRE P/I DC/DC RED WIRE RELAY ENERGIZED RH-LO H-LP FUSE RIGHT HEADLIGHT ASSEMBLY LO HI SPEAKER TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

31 32 ALTB IG 4 2 FRCY FLCY 6 29 RCTY HEAD BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 DISPLAY DRIVER ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHT LEVELING MOTOR HEADLIGHT SWIVEL ECU ASSEMBLY (BEHIND LEFT KICK PANEL) HOT AT ALL TIMES INIT INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LCTY LED DRIVER LEFT COWL SIDE J/B LH - LH E LH ECU-IG FUSE LH J/B-B FUSE LH-IG FUSE LHM+ LHT RHT LIGHT CONTROL SWITCH LT GRN WIRE LVL MAIN BODY ECU (LEFT END OF DASH) MPX-B FUSE OFF AUTO TAIL HEAD PNK RH+ CANH CANL IGS IG COMPUTER DATA LINES SYSTEM WIRE PNK WIRE RED WIRE RELAY ENERGIZED RH E RHM + RIGHT HEADLIGHT ASSEMBLY SBR SHRL PNK WIRE SGR SMGL SMGR TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE

4 24 25 ACCD BLK WIRE BLU WIRE CANL CANH 29 28 COMPUTER DATA LINES SYSTEM COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISP DOWN FUSE GRN WIRE GRY WIRE HEADUP DISPLAY HEADUP DISPLAY SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 MPX-B FUSE (LEFT SIDE OF ENGINE COMPT) HUD ILD CH ILLUMINATION DOWN ILLUMINATION UP ILU ILL+ LEFT COWL SIDE J/B LH-IG FUSE (LEFT END OF DASH) LT GRN WIRE MULTI-MEDIA MODULE RECEIVER ASSEMBLY PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) RED WIRE RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+S SI IG+ 1 2 GND LBL 30 29 COMPUTER DATA LINES SYSTEM 45 23 LBL BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER DOWN ENGINE CONTROLS SYSTEM ER EL HZSW EXTERIOR LIGHTS SYSTEM (BASE OF LEFT KICK PANEL) EXTERIOR LIGHTS SYSTEM DISP FLASHER CIRCUIT FR FE CANH CANL ES EPB FUEL SENDER GAUGE ASSEMBLY (FUEL TANK) FUEL SENDER GAUGE ASSEMBLY 2 FUSE GRN WIRE GRY WIRE HAZ FUSE HAZM HEADUP DISPLAY CIRCUIT HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) MPX-B FUSE ILL INTERIOR LIGHTS SYSTEM ILL- EP IND INTERIOR LIGHTS INTERIOR LIGHTS SYSTEM ILL + LED TELLTALE DRIVER LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT TURN LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP MSSL RSET ODO/TRIP SWITCH A/B PNK 1 2 3 WIRE PNK PNK WIRE PNK WIRE RED WIRE RELAY RIGHT RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT STEERING PAD SWITCH STEERING PAD SWITCH ASSEMBLY SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) SPEAKER SPIRAL CABLE (IN STEERING COLUMN) SYSTEM TRIP SWITCH TURN TX+ CS UP A/B VIO WIRE W/ POWER TRUNK OPENER, CLOSER WHT WIRE WHT/BLK WIRE WIPER/ WASHER SYSTEM YEL WIRE

-DP 3 4 SIG CPUB PNK WIRE 4 6 3 1 PNK CPUB BDR SIG GND WIRE 6 16 1 BDR BCUT GND 7 8 CANN CANP BLK WIRE BLU WIRE BTM CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CONTROL ASSEMBLY DISP DISTANCE CONTROL EHT ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) F/L DOOR FUSE F/R DOOR FUSE GAUGE FUSE GRN WIRE GRY WIRE HEATER HOT AT ALL TIMES IL+2 LED DRIVER LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT MULTIPLEX NETWORK DOOR ECU (IN LEFT FRONT DOOR) LEFT STEERING PAD SWITCH LKA LT GRN WIRE MODE P/W-B FUSE PNK 4 33 WIRE PNK WIRE PWS RED WIRE RELAY ENERGIZED RELAY ENERGIZED RIGHT COWL RH-IG SIDE J/B FUSE (RIGHT END OF DASH) RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (IN RIGHT FRONT DOOR) RIGHT STEERING PAD SWITCH SEEK SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING HEATER STEERING PAD SWITCH ASSEMBLY STEERING WHEEL HEATER CONTROL ASSEMBLY TELEPHONE TELLTALES VIO WIRE VOICE VOLUME- WHT WIRE WHT/BLK WIRE

ASSEMBLY BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT W/ IGCT RELAY ENERGIZED IGCT 5 FUSE LEFT FRONT CENTER ULTRASONIC SENSOR 1 (BEHIND LEFT CENTER OF FRONT FASCIA) LEFT FRONT ULTRASONIC SENSOR 1 (BEHIND LEFT END OF FRONT FASCIA) LT BLU WIRE LT GRN WIRE PNK WIRE RED WIRE RIGHT FRONT CENTER ULTRASONIC SENSOR 1 (BEHIND RIGHT CENTER OF FRONT FASCIA) RIGHT FRONT ULTRASONIC SENSOR 1 (BEHIND RIGHT END OF FRONT FASCIA) SHIFT LEVER POSITION SENSOR SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) TRANSMISSION VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH YEL WIRE

BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM FUSE GREEN GRY WIRE HOT AT ALL TIMES LED DRIVER LT BLU WIRE LT GRN WIRE MACC MAP LIGHT ASSEMBLY MCO- PNK WIRE RED WIRE RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RRID SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) SOS MICROPHONE SWITCH TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE