Lexus IS II facelift (2008-2010) (behind right kick panel) Wiring diagrams

13 14 CANL CANH BLK WIRE BLK/ BLU WIRE BLU WIRE BLU/RED WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) DBE- ECM (ENGINE CONTROL MODULE) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GENERATOR ASSEMBLY GRN WIRE GRN/RED WIRE GRN/WHT WIRE GSW HOT AT ALL TIMES J/C LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT SEAT INNER BELT ASSEMBLY (UNDER DRIVER'S SEAT) LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE MPX-B FUSE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) PNK ALT WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SIDE OF DASH) SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

1 2 3 +B SI GND 19 13 14 RFC CANL CANH A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) A/C BLOWER ASSEMBLY A/C EVAPORATOR TEMPERATURE SENSOR B+ BUS BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BUS - BUS G COMPUTER DATA LINES SYSTEM CONNECTOR HOUSING COLOR CONNECTOR HOUSING COLOR (BLACK) CONNECTOR HOUSING COLOR (BLUE) CONNECTOR HOUSING COLOR (GREEN) CONNECTOR HOUSING COLOR (NATURAL) COOLING FAN ECU (BEHIND LEFT RADIATOR COOLING FAN MOTOR) COOLING FAN ECU 2 (BEHIND RIGHT RADIATOR COOLING FAN MOTOR) COOLING FAN MOTOR COOLING FAN MOTOR 2 DAMPER SERVO MOTOR (AIR INLET) DAMPER SERVO MOTOR (AIR MIX DRIVER SIDE) DAMPER SERVO MOTOR (AIR MIX FRONT PASSENGER SIDE) DAMPER SERVO MOTOR (AIR VENT MODE) DAMPER SERVO MOTOR (COOL AIR BYPASS) ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) EFI ENGINE COOLANT TEMPERATURE SENSOR (TOP OF ENGINE) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FAN 1 FUSE FAN RELAY 1 FAN RELAY 2 FAN-2 FUSE GRN/YEL WIRE HEATER FUSE HOT AT ALL TIMES RED WIRE RED/BLK WIRE RED/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 LGND SGND LRDD LRRD IGB BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CIRCUIT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CRUISE IND DISTANCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) ENGINE ROOM GRN/RED WIRE GRY WIRE HOT AT ALL TIMES IGB INPUT CIRCUIT J/C JUNCTION JUNCTION CONNECTOR LCD (MULTI) LRDD LRRD LT GRN WIRE MICRO COMPUTER MILLIMETER WAVE RADAR SENSOR (BEHIND CENTER OF FRONT GRILLE) MODE MPX MPX-B FUSE R/B 1 (RIGHT REAR OF ENGINE COMPT) ORG/ WIRE 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) SGND SPEEDOMETER STEERING SENSOR (UNDER LEFT SIDE OF DASH) SUPPLY POWER VIO WIRE WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL/GRN WIRE

1 3 2 SIG ES MPX 21 39 36 37 40 23 IG GND MPX AUTO BLK WIRE BLU WIRE BLU/ORG WIRE BRN WIRE CIRCUIT INPUT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER ENGINE ROOM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR WIP FUSE FRONT CONTROLLER GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEADLAMP WASHER CIRCUIT HOT AT ALL TIMES HOT IN ON OR START IG+ 12 13 POWER SUPPLY ES J/B 2 (LEFT SIDE OF ENGINE COMPT) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LH ECU-IG FUSE LH-IG 2 RELAY LT GRN WIRE MICRO COMPUTER MIST MPX+ MPX- 6 18 MPX-B FUSE OFF ORG/ WIRE OVERHEAD MODULE (CENTER FRONT OF ROOF) PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) (UNDER CENTER CONSOLE) RAIN SENSOR (TOP CENTER OF FRONT WINDSHIELD) RED/BLU WIRE RESERVOIR) RH ECU-IG FUSE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) S/S +2 S/M SWITCH WASH RELAY WASHER WASHER FUSE WHT WIRE WHT/BLK WIRE WIG WINDSHIELD WIPER MOTOR ASSEMBLY (BELOW LOWER LEFT SIDE OF WINDSHIELD) WINDSHIELD WIPER SWITCH ASSEMBLY WIPER SWITCH YEL WIRE

1 2 3 4 5 6 HDLO 2 4 5 6 7 IG HEAD BLK WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE COMPUTER DATA LINES SYSTEM FRONT CONTROLLER FRWA PB GRN WIRE GRY WIRE HEAD AUTO HEAD HDLO HEAD LP RELAY HEADLAMP CLEANER SWITCH ASSEMBLY HEADLIGHT CLEANER CONTROL RELAY (BELOW LEFT HEADLIGHT) HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY (WASHER RESERVOIR) HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM HOT AT ALL TIMES ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) J/B 2 (LEFT SIDE OF ENGINE COMPT) WASHER FUSE LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LIGHT CONTROL SWITCH MAIN FUSE OFF OFF TAIL ORG/ WIRE PNK 34 24 7 WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) R/B 2 (LEFT SIDE OF ENGINE COMPT) H-LP CLN FUSE RED WIRE RED/GRN WIRE RED/WHT WIRE RH ECU-IG FUSE RH-IG 1 RELAY RIGHT MAIN BODY ECU TAIL HEAD AUTO WASH RELAY WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER RESERVOIR) WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

+IG 1 2 3 4 5 6 7 8 9 IG 30 31 COMPUTER MPX+ MPX- DATA LINES SYSTEM 6 5 COMPUTER DATA LINES SYSTEM A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) ANFR ANRL BLK WIRE BRN WIRE BRN/RED WIRE COMBINATION INT INT METER ASSEMBLY COMPUTER DATA LINES COMPUTER DATA LINES GTX+ GTX- SYSTEM COMPUTER DATA LINES SYSTEM DOME+B ECU-IG LH FUSE GAUGE FUSE GRN WIRE GRY WIRE HEADLIGHT SWIVEL ECU (LEFT KICK PANEL) HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT COWL SIDE J/B (LEFT END OF DASH) (BEHIND LEFT SIDE OF DASH) LEFT REAR TIRE PRESSURE WARNING ANTENNA (LEFT REAR WHEELWELL) LSEL RSEL SET LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX+ MPX- MPX-B FUSE NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PNK CLSW IDSW GND WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER SUPPLY CIRCUIT RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT TIRE PRESSURE WARNING ANTENNA (RIGHT FRONT WHEELWELL) SATELLITE RSEL LSFT SET SWITCH SET SYSTEM TIRE PRESSURE IND MASTER IND TIRE PRESSURE WARNING ECU, RECEIVER VIO WIRE WHT WIRE WHT/BLK WIRE

ACCELERATOR POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DOME +B IG 2 POWER SUPPLY CIRCUIT GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END LH-IG FUSE OF DASH) INPUT LCD CIRCUIT (MULTI) LCD (SHIFT POSITION) MASTER IND MICRO COMPUTER ORG/ WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SNOW IND SPORT IND STARTING/ CHARGING SYSTEM THROTTLE BODY ASSEMBLY (TOP OF ENGINE) WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE C/OPN RELAY COMPUTER CANL CANH DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CTSW ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) EFI 2 RELAY EFI FUSE EFI MAIN RELAY EFII EFIO ENGINE OIL PRESSURE SWITCH (LOWER FRONT ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE SWITCH F/PMP FUSE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES ID CODE BOX (BEHIND CENTER OF DASH) INJ FUSE INJ RELAY KICK DOWN SWITCH (UNDER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MOPS RFC EPA OF ENGINE) PNK VCPA SPD KSW MOL STSW WIRE PNK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SFTD SFTU CAN- CAN+ TRANSMISSIONS SYSTEM COMPUTER DATA LINES SYSTEM SKSW STARTING/ CHARGING SYSTEM STARTING/ NSW IMO IMI CHARGING SYSTEM STARTING/ RL CHARGING SYSTEM STP KD TACH STSW TRANSMISSIONS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DOME +B EFI 2 FUSE F/PMP RELAY GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START RIGHT COWL SIDE J/B (RIGHT END OF DASH) IG 2 IGN FUSE INPUT CIRCUIT INSTRUMENT CLUSTER SYSTEM LCD (ENGINE OIL TEMPERATURE VOLT) LCD (MULTI) LT BLU WIRE LT GRN WIRE MASTER IND MICRO COMPUTER MIL IND ORG/ WIRE PNK WIRE PNK/BLU WIRE POWER SUPPLY CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SNOW IND SPORT IND STOP LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) STOP SW FUSE TRANSMISSION CONTROL ECU (LEFT SIDE OF (LEFT SIDE OF ENGINE COMPT) ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE