Lexus IS II (2005-2008) front controller Wiring diagrams

ANT ASEL BLK WIRE BLK/RED WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DATA DOOR CONTROL RECEIVER (RIGHT REAR OF VEHICLE) ELECTRICAL KEY ANTENNA ENGINE HOOD COURTESY SWITCH ENGINE ROOM 2 J/B FRONT CONTROLLER GRD GRY WIRE HORN (HIGH) HORN (LOW) HORN FUSE HORN RELAY HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE RCO RED WIRE RSSI WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

AIRBBAG SENSOR ASSEMBLY CENTER ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/ BLU WIRE BLK/ WHT WIRE BLK/RED WIRE BLU WIRE BRN WIRE BUCKLE SWITCH COMBINATION METER SKID CONTROL ECU COMPUTER DATA LINES SYSTEM DBE- ENGINE HOOD COURTESY SWITCH ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM 2 J/B FRONT CONTROLLER GATEWAY ECU GRN WIRE GRN/RED WIRE GRY WIRE GSW HORN (HIGH) HORN (LOW) HORN FUSE HORN RELAY HOT AT ALL TIMES LEFT FRONT SEAT INNER BELT MPX MPX-B FUSE ORG/ WIRE RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

AUTOMATIC LIGHT CONTROL SENSOR (BEHIND LEFT SIDE OF DASH) BATB ALTB BLK WIRE BLU WIRE BODY ECU BRN WIRE CLTB CLTE CLTE CLTS CLTB CLTS COWL SIDE J/B LEFT (AT LEFT END OF DASH) COWL SIDE J/B LEFT (BEHIND LEFT SIDE OF DASH) COWL SIDE J/B RIGHT (AT RIGHT END OF DASH) ECU-IG RH FUSE EL ER ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FR DOOR RH FUSE TI, TE FUSE FR TAIL RELAY FRONT CONTROLLER FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HAZ LR LL HOT AT ALL TIMES HOT AT ALL TIMES FR TAIL FUSE HOT IN ACC HOT IN ON OR START HOT IN ON OR START COWL SIDE J/B LEFT (AT LEFT END OF DASH) ECU-IG LH FUSE J/C LEFT HEADLAMP ASSEMBLY LH-IG FUSE LT BLU WIRE LT GRN WIRE MARKER MPX-B FUSE PARKING TURN PARKING TURN MARKER PPL RED WIRE RIGHT HEADLAMP ASSEMBLY TR TL TRLY TURN SIGNAL FLASHER TURN, HAZ FUSE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BRN WIRE COWL SIDE J/B LEFT (AT LEFT END OF DASH) COWL SIDE J/B RIGHT (AT RIGHT END OF DASH) ECU-IG LH FUSE ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) EXTERIOR LIGHTS SYSTEM (FR TAIL RELAY) FR TAIL FUSE FRONT CONTROLLER GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE H-LP UPR FUSE HEAD HI RELAY HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORN FUSE HORN RELAY HORNS SYSTEM HORNS SYSTEM INTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR START LT GRN WIRE MPX-B FUSE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE VIO WIRE W/ DRL W/ DRL W/O DRL W/O DRL WHT/BLK WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM

A/C COMPRESSOR A/F RELAY BLK WIRE BLOWER MOTOR BRAKE ACTUATOR BRAKE FLUID LEVEL WARNING SWITCH BRAKE PEDAL ROAD SENSING SWITCH EFI 2 RELAY EFI MAIN RELAY ENGINE CONTROL MODULE ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FAN 2 RELAY FRONT CONTROLLER HEADLAMP CLEANER CONTROL RELAY WINDSHIELD WASHER MOTOR HEADLAMP SWIVEL ECU JUNCTION CONNECTOR POWER STEERING ECU RELAY SKID CONTROL ECU SKID CONTROL ECU WITH ACTUATOR ST CUT RELAY W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT W/O VEHICLE DYNAMICS INTEGRATED MANAGEMENT WATER LEVEL WARNING SWITCH WHT/BLK WIRE WINDSHIELD WIPER MOTOR WIRELESS DOOR LOCK BUZZER

BLK WIRE BLU WIRE COWL SIDE J/B LEFT (AT LEFT END OF DASH) ECU-IG LH FUSE ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FR FOG FUSE FR FOG RELAY FROM MPX-B FUSE (DIAGRAM 1 OF 2) FRONT CONTROLLER GRN WIRE GRN/RED WIRE H-LP L LWR FUSE H-LP R LWR FUSE H-LP UPR FUSE FR TAIL FUSE HEAD LP RELAY HI LO HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT FOG LAMP LEFT HEADLAMP ASSEMBLY LIGHT CONTROL ECU LOW (HID) LOW HIGH LT GRN WIRE MAIN FUSE ORG/ WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP ASSEMBLY SOLENOID W/ HID W/ HID W/O HID W/O HID WHT WIRE WHT/BLK WIRE WIPER/ WASHER SYSTEM (HEADLAMP CLEANER CIRCUIT) YEL WIRE

BLK WIRE BLU WIRE COWL SIDE J/B LEFT (AT LEFT END OF DASH) ECU-IG LH FUSE ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FR FOG FUSE FR FOG RELAY FROM MPX-B FUSE (DIAGRAM 1 OF 2) FRONT CONTROLLER GRN WIRE GRN/RED WIRE H-LP L LWR FUSE H-LP R LWR FUSE H-LP UPR FUSE HEAD HI RELAY HEAD LP RELAY HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT FOG LAMP LEFT HEADLAMP ASSEMBLY LIGHT CONTROL ECU LOW (HID) LT GRN WIRE MAIN FUSE ORG/ WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP ASSEMBLY W/ HID W/O HID W/O HID W/ HID WHT/BLK WIRE WIPER/ WASHER SYSTEM (HEADLAMP CLEANER CIRCUIT) YEL WIRE

1 2 TX- TX+ 18 19 TX- TX+ 36 38 37 MPX 4 3 18 17 PNK WIRE 5 15 ATX+ ATX- PNK WIRE 7 8 TX+ TX- 9 10 TXM+ TXM- AIRBAG SENSOR ASSEMBLY CENTER BLK WIRE BLU WIRE BODY ECU BRN WIRE DISTANCE CONTROL ECU ENGINE CONTROL MODULE ENGINE ROOM 2 (LEFT SIDE OF ENGINE COMPT) FRONT CONTROLLER GRY WIRE INTEGRATION CONTROL, PANEL ASSEMBLY LEFT COWL SIDE J/B (AT LEFT END OF DASH) LEFT FRONT SEAT POSITION CONTROL ECU, SWITCH LEFT OUTER MIRROR CONTROL ECU LT BLU WIRE LT GRN WIRE MPX MULTI-DISPLAY MULTI-MEDIA MODULE NAVIGATION ASSEMBLY ORG/ WIRE OVERHEAD J/B PNK 1 2 3 WIRE PNK 6 7 8 9 10 11 12 13 14 15 16 17 18 19 WIRE PNK 9 10 CMP+ CMP- WIRE PNK WIRE RADIO RECEIVER ASSEMBLY RAIN SENSOR RED WIRE SEAT BELT CONTROL ECU SKID CONTROL ECU W/ ACTUATOR SLIDING ROOF CONTROL ECU STEERING SENSOR STEREO COMPONENT AMPLIFIER VIO WIRE W/ NAVIGATION SYSTEM W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WHT/RED WIRE YAW RATE SENSOR

BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) FRONT CONTROLLER GRY WIRE HIGH HORN HORN HORN FUSE HORN RELAY HORN SWITCH HOT AT ALL TIMES LEFT COWL SIDE J/B (AT LEFT END OF DASH) LOW HORN POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE SPIRAL CABLE STEERING PAD SWITCH WHT WIRE WINDSHIELD WIPER SWITCH

14 5 MOL MOPS 24 25 22 CANL CANH SPD 31 32 NE- NE+ A/C AMPLIFIER MPX+ BLK WIRE BLK/YEL WIRE BLU WIRE BODY COMPUTER BRN WIRE CAIH CAIL CERTIFI- CATION ECU CRANKSHAFT POSITION SENSOR DATA LINK CONNECTOR 3 ECU-IG FUSE ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT) ENGINE OIL LEVEL SENSOR ENGINE OIL PRESSURE SWITCH ENGINE ROOM 2 J/B (LEFT SIDE OF ENGINE COMPT) FRONT CONTROLLER FUEL SENDER GAGE (SUB) FUEL SUCTION PUMP, GAGE ASSEMBLY GATEWAY ECU (AT RIGHT END OF DASH) GRD GRN WIRE GRY WIRE LEFT COWL SIDE J/B (AT LEFT END OF DASH) LT GRN/BLK WIRE MPX MULTI-DISPLAY NCA WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER WINDOW MASTER SWITCH RADIO RECEIVER ASSEMBLY SWG RED WIRE RED/WHT WIRE RELAY ENERGIZED SKID CONTROL ECU SKID CONTROL ECU W/ ACTUATOR SPIRAL CABLE STEERING PAD SWITCH STEREO COMPONENT AMPLIFIER TAC TACH TACH SPD PNK WIRE TIRE PRESSURE WARNING ECU VIO WIRE VIO/YEL WIRE WATER LEVEL WARNING SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE YEL/GRN WIRE