Lexus IS II facelift (2008-2010) combination meter assembly Wiring diagrams

+IG AFS OFF IND AUTO BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIMMER SWITCH ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEAD AUTO HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START INPUT CIRCUIT LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MAIN BODY ECU MICRO COMPUTER MPX+ MPX- MPX-B FUSE OF DASH) OFF TAIL ORG/ WIRE POWER SUPPLY CIRCUIT RIGHT COWL SIDE J/B RIGHT COWL SIDE J/B (RIGHT END RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT END OF DASH) SSI- SSI+ SENSOR (UNDER LEFT SIDE OF DASH) STEERING TAIL WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

24 12 POWER IG+ SUPPLY CIRCUIT 6 18 MPX+ MPX- ABS IND. BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/ WHT WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRAKE-LP RELAY BRN WIRE BRN/WHT WIRE BUZZER CIRCUIT INPUT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DASH) ENGINE ROOM R/B 3 (LEFT REAR OF ENGINE COMPT) FLA- FRA GAUGE FUSE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES J/C LEFT COWL SIDE J/B (LEFT END OF DASH) LT GRN WIRE MASTER IND MICRO COMPUTER NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PMC PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED GRN/ WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY ENERGIZED RH ECU-IG FUSE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RLA- RRA+ SFLR SFRR SLIP IND SPEEDOMETER SRLR SRRR SSEL STOP LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) STOP SW FUSE VCM VCS OFF IND SI BRAKE IND VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DBE- ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B 2 ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT CONTROLLER GRN WIRE GRN/RED WIRE GRY WIRE GSW HORN (HIGH) (FRONT OF RADIATOR) HORN (LOW) (FRONT OF RADIATOR) HORN FUSE HORN RELAY HOT AT ALL TIMES LEFT FRONT SEAT INNER BELT ASSEMBLY (UNDER DRIVER'S SEAT) MPX MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE RED WIRE SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

BLK WIRE BRN WIRE CIRCUIT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE IND ENGINE ROOM GRN/RED WIRE GRY WIRE HOT AT ALL TIMES INPUT CIRCUIT JUNCTION JUNCTION CONNECTOR LCD (MULTI) LEFT PADDLE SHIFT SWITCH LT GRN WIRE MICRO COMPUTER MPX MPX-B FUSE R/B 1 (RIGHT REAR OF ENGINE COMPT) ON OFF ORG/ WIRE PADDLE SHIFT SWITCH PNK WIRE RED WIRE RED/BLK WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) GAUGE FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT PADDLE SHIFT SWITCH SPEEDOMETER SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY SUPPLY POWER TRANSMISSION FLOOR SHIFT ASSEMBLY VIO WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 RZG SRZG RZV TRQV 1 2 3 4 5 6 7 8 9 10 IG ESS BAT 1 2 3 NE NE- VC 13 14 CANL CANH 18 34 27 VC NE- NE+ 18 6 INPUT CIRCUIT 8 7 SS- SS+ BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CANH CANL PIG PGND CANL CANH COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE COMPUTER MICRO CRANK POSITION SENSOR (RIGHT SIDE OF ENGINE) ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ECU-IG LH FUSE ECU-IG RH FUSE EPS FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HEADLAMP SWIVEL ECU (LEFT KICK PANEL) HOT AT ALL TIMES HOT IN ON OR START INCS INSN LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE OUCS OUSN P/S IND POWER SUPPLY CIRCUIT POWER STEERING ECU (RIGHT REAR OF ENGINE COMPT) POWER STEERING MOTOR (LOWER FRONT OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT COWL (BEHIND RIGHT KICK PANEL) SIDE J/B (RIGHT END OF DASH) RIGHT COWL SIDE J/B (RIGHT END OF DASH) RZCS RZG RZSN RZSN RZCS INSN INCS OUSN OUCS RZV SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) STEERING SENSOR (UNDER LEFT SIDE OF DASH) STEERING TORQUE SENSOR (POWER STEERING PUMP) WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

+IG A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE COMBINATION METER ASSEMBLY DOME+B ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GND TR TL GRN RED/ WIRE GRN WIRE GRN/ LT WIRE GRN/RED WIRE GRY WIRE HEAD AUTO HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ IG 2 RELAY ENERGIZED HOT W/ LH-IG 1 RELAY ENERGIZED INPUT CIRCUIT JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LH TURN IND LH-IG FUSE LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX MPX+ MPX- MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) OFF TAIL ORG/ WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER SUPPLY CIRCUIT RED GRN/ WIRE RED WIRE RH TURN IND RIGHT COWL SIDE J/B (RIGHT END OF DASH) TAIL IND (EXCEPT USA) TURN SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

CENTER AIR BAG SENSOR ASSEMBLY CIGARETTE LIGHTER ASSEMBLY COMBINATION METER ASSEMBLY DEFOG NOISE RELAY FILTER ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE SWITCH FAN RELAY 1 FAN RELAY 2 ID CODE BOX JUNCTION LEFT VISOR ASSEMBLY LUGGAGE COMPARTMENT DOOR OPENING CANCEL SWITCH ASSEMBLY LUGGAGE DOOR OPENING SWITCH ASSEMBLY OVERHEAD MODULE POWER SOURCE CONTROL ECU POWER TILT MOTOR PWR POINT RELAY RELAY RELAY RIGHT COWL SIDE J/B RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT VISOR ASSEMBLY SKID CONTROL ECU ASSEMBLY STARTER RELAY STEERING LOCK ACTUATOR ASSEMBLY WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY CENTER AIR BAG SENSOR ASSEMBLY CIGARETTE LIGHTER ASSEMBLY CLOCK ASSEMBLY COMBINATION METER ASSEMBLY CONSOLE BOX ILLUMINATION LIGHT ASSEMBLY DATA LINK CONNECTOR (DLC) 3 FROM RIGHT COWL SIDE J/B (DIAGRAM 3 OF 7) GLOVE BOX LIGHT ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY JUNCTION CONNECTOR LEFT COWL SIDE J/B LEFT MAIN BODY ECU MULTIPLEX TILT, TELESCOPIC ECU NETWORK GATEWAY ECU PATTERN SELECT SWITCH ASSEMBLY 1 RELAY SATELLITE SWITCH SET SEAT HEATER SWITCH SHIFT LOCK CONTROL ECU SUB-ASSEMBLY STEERING LOCK ACTUATOR ASSEMBLY STEERING SENSOR STOP LIGHT CONTROL RELAY ASSEMBLY TIRE PRESSURE WARNING ECU, RECEIVER TURN SIGNAL FLASHER ASSEMBLY VSC OFF SWITCH W/ NAVIGATION W/O NAVIGATION WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE SENSOR

+IG 4 6 7 5 HEAD AUTO BATB ALTB BLK WIRE BLU WIRE BRN WIRE CLTB CLTE CLTS COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DCTY DIMMER SWITCH DOME +B ECU-IG RH FUSE FOG SWITCH FRONT FOG IND BEAM IND FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEAD AUTO HEAD CLTB CLTS CLTE HEAD IND (USA) HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES ENGINE ROOM MPX-B R/B 1 FUSE (RIGHT REAR OF ENGINE COMPT) HOT AT HOT AT ALL TIMES ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU MICRO COMPUTER MPX+ MPX- OFF TAIL ORG/ WIRE POWER SUPPLY CIRCUIT RCTY PCTY LCTY RED WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) TAIL TI, TE FUSE FR DOOR RH FUSE TO LEFT COWL SIDE J/B (DIAGRAM 2 OF 2) WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 IG A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) BLK WIRE BRN WIRE BRN/RED WIRE CLEARANCE WARNING ECU (W/ PARKING ASSIST) (LEFT SIDE OF TRUNK) COMBINATION METER ASSEMBLY ECU-IG RH FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FUSE GRN WIRE GRN/RED WIRE GRY WIRE GTX+ SIL GTX- HEADLIGHT SWIVEL ECU (LEFT KICK PANEL) HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PNK WIRE RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU SIL WHT WIRE WHT/BLK WIRE