Lexus IS I (1999-2005) combination switch Wiring diagrams

AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COMBINATION SWITCH DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) WASHER FUSE FRONT WIPER MOTOR (IN ENGINE COMPT, BELOW LOWER LEFT SIDE OF WINDSHIELD) HIGH LOW HOT IN ON OR START ID (AT LEFT SIDE OF FIREWALL) INT OFF INT TIME J/C 5 RED WIRE SOLID INT STATE OFF WIPER SWITCH WASHER MOTOR (BELOW LEFT HEADLIGHT) WASHER SWITCH WHT WIRE WHT/BLK WIRE WIPER FUSE YEL WIRE

A/C DUAL PRESSURE SWITCH A/C SINGLE PRESSURE SWITCH LEFT HEADLIGHT CONTROL ECU RADIATOR FAN MOTOR A/T BACK DOOR OPENER SWITCH BLK WIRE BLOWER MOTOR CONTROLLER BM (LOWER LEFT SIDE OF LUGGAGE COMPARTMENT) BN (LOWER RIGHT SIDE OF LUGGAGE COMPARTMENT) BRAKE FLUID LEVEL WARNING SWITCH BRN WIRE BRN/YEL WIRE COMBINATION SWITCH DRIVER SIDE J/B (DIAGRAM 1 OF 3) EA (FRONT SIDE OF INTAKE MANIFOLD) EC (REAR OF LEFT FRONT FENDER) ENGINE CONTROL MODULE ENGINE HOOD COURTESY SWITCH ENGINE OIL LEVEL SENSOR ENGINE ROOM NO. 3 R/B FAN NO. 2 RELAY FROM JUNCTION CONNECTOR J/C 15 (DIAGRAM 1 OF 3) FRONT WINDOW DEICER FRONT WIPER MOTOR HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) COMBINATION SWITCH HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HIGH MOUNTED STOP LIGHT IF (LOWER RIGHT CENTER OF DASH, FORWARD OF CENTER FLOOR CONSOLE) IG (BEHIND UPPER RIGHT END OF DASH) IGNITER INNER MIRROR JUNCTION CONNECTOR J/C 5 (BEHIND LEFT SIDE OF DASH, BEHIND DRIVER SIDE J/B) JUNCTION CONNECTOR J/C 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT FOG LIGHT HEADLIGHT CLEANER CONTROL RELAY LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT SIDE TURN SIGNAL LIGHT LEFT FRONT TURN SIGNAL LIGHT LEFT LICENSE PLATE LIGHT LEFT REAR COMBINATION LIGHT LEFT VANITY LIGHT M/T MOON ROOF CONTROL ECU MOON ROOF CONTROL SWITCH PERSONAL LIGHT REAR WINDOW DEFOGGER REAR WIPER MOTOR REMOTE CONTROLLER (NAVIGATION) MULTI- DISPLAY RIGHT LICENSE PLATE LIGHT RIGHT REAR COMBINATION LIGHT RIGHT VANITY LIGHT SKID CONTROL ECU STEREO COMPONENT AMPLIFIER RADIO AND PLAYER TO GROUND BJ (DIAGRAM 1 OF 3) W/ MOON- ROOF W/O MOON- ROOF WAGON ONLY WHT WIRE WHT/BLK WIRE WIRE TO FCC HOLDER (IN ROOF, NEAR MOON ROOF ECU) YEL WIRE

2 9 10 11 12 13 14 20 21 22 TAIL CLTB IG 4 5 6 7 LSR RCTY DCTY LGCY ANTI-THEFT SYSTEM AUTOMATIC LIGHT CONTROL SENSOR (ON TOP LEFT SIDE OF DASH) BL (AT LEFT REAR QUARTERPANEL) BLK/RED WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BN (AT RIGHT UPPER SIDE OF BACK PANEL) BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN WIRE BSUB CLTB CLTE CLTS CLTS CLTE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DIMMER SWITCH DIODE (FOG LIGHT) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) DOOR FUSE FOGLIGHT SWITCH FUSE GRN WIRE GRN/ORG WIRE GRN/YEL WIRE HEAD HIGH HIGH LOW FLASH FLASH LOW HOT AT ALL TIMES HOT IN ACC OR RUN HOT W/ TAIL RELAY ENERGIZED JUNCTION CONNECTOR 15 (BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) LEFT REAR FOG LIGHT (LEFT REAR COMBINATION LIGHT) LIGHT CONTROL SWITCH MPX-B FUSE OFF ON OFF ON ORG/ WIRE PANEL FUSE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PCTY LSWP RADIO 2 FUSE REAR FOG LIGHT SWITCH RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR FOG LIGHT (RIGHT REAR COMBINATION LIGHT) SEDAN SOLID STATE TAIL TAIL HEAD HEAD AUTO OFF OFF AUTO THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) W/ REAR FOG LIGHT W/O REAR FOG LIGHT WAGON WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

1 12 HEAD 2 3 1 SHB SHG SHFL ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER HEADLIGHT BEAM LEVEL CONTROL WARNING LIGHT COMBINATION SWITCH DIMMER SWITCH DIODE (FOG LIGHT) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE HEAD LP RELAY HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND LEFT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT HEIGHT CONTROL SENSOR (ON LEFT FRONT OF ENGINE COMPT) LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND LEFT HEADLIGHT) LIGHT CONTROL SWITCH MAIN FUSE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) SGF SGR LHE RHT LHT RH+ LH+ SHFL WNG SHRL SHB SHG TAIL HEAD AUTO OFF THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

1 12 HEAD 1 2 3 4 5 6 IG PB HDLO BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE COMBINATION SWITCH DIMMER SWITCH DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EC (AT LEFT FENDER APRON) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) MAIN FUSE FOG LIGHT DIODE FRWA GRN WIRE HEAD HEAD LP RELAY H-LP CLN FUSE HEADLIGHT CLEANER CONTROL RELAY (BELOW LEFT HEADLIGHT) HEADLIGHT CLEANER DIODE (BEHIND UPPER LEFT SIDE OF DASH) HEADLIGHT CLEANER MOTOR (BELOW LEFT HEADLIGHT) HEADLIGHT CLEANER SWITCH HEADLIGHTS SYSTEM HIGH LOW LIGHT CONTROL SWITCH HOT AT ALL TIMES HOT IN ON OR START J/C 5 PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE TAIL OFF THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) WASHER FUSE WASHER MOTOR (BELOW LEFT HEADLIGHT) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE

COMBINATION SWITCH ENGINE ROOM 2 R/B (ON RIGHT REAR OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HORN HORN RELAY HORN SWITCH LEFT HORN PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) RIGHT HORN THEFT DETERRENT ECU (BEHIND LEFT END OF DASH)

BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BN (AT RIGHT UPPER SIDE OF BACK PANEL) COMBINATION SWITCH DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) HOT IN ON OR START ID (AT LEFT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 OFF ON INT REAR WIPER MOTOR (IN CENTER REAR OF LIFTGATE) REAR WIPER RELAY +B REAR WIPER/ WASHER SWITCH RED WIRE WASH WASHER FUSE WIPER FUSE WASHER MOTOR (BELOW LEFT HEADLIGHT) WHT WIRE WHT/BLK WIRE