Lexus IS II facelift (2008-2010) skid control ecu (behind right side of dash) 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

23 21 13 STP CAN+ CAN- 24 7 1 20 21 10 3 16 17 25 26 14 4 5 6 12 13 SL SLT- SLT+ NTO NTB 3 4 5 6 RL- RL+ RR+ RR- 7 8 9 10 FR- FR+ FL+ FL- BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON TRANSMISSION) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE LT GRN WIRE NTB NTO OIL ORG/ WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SLT- SLT+ SLU+ SLU- SLU+ TRANSMISSION CONTROL ECU (LEFT SIDE OF ENGINE COMPT) VIO WIRE WHT WIRE YEL WIRE YEL/GRN WIRE

6 4 3 BDR CPUB SIG BLK WIRE BLU WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR LH FUSE FRONT DOOR) GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT MEMORY SWITCH LEFT OUTER MIRROR CONTROL ECU (LEFT LEFT OUTER REAR VIEW MIRROR ASSEMBLY LEFT/RIGHT MOTOR LH-IG 1 RELAY LH-IG FUSE LT BLU WIRE LT GRN WIRE MIRROR POSITION SENSOR MSWE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) PNK WIRE RED WIRE SET- SILE SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) UP/DOWN MOTOR VC HSSR 13 14 VIO WIRE VSSR WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM DOWN ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR LH FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LONG LT GRN WIRE MSW NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) PNK WIRE RED WIRE SHORT SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SWITCH TILT, TELESCOPIC WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 2 3 4 5 6 7 8 9 10 GND SLD+ SLD- FRV- +B FRV+ LFT+ RCL+ LFT- RCL- 2 1 GND BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR RH FUSE FR P/ SEAT RH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) PNK SYSB WIRE PNK WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT LUMBAR POWER SEAT SWITCH RIGHT POWER SEAT LIFT POSITION MOTOR (UNDER RIGHT FRONT SEAT) RIGHT POWER SEAT LUMBAR SUPPORT MOTOR (RIGHT FRONT SEAT BACK) RIGHT POWER SEAT RECLINING POSITION MOTOR (RIGHT FRONT SEAT BACK) RIGHT POWER SEAT SLIDE POSITION MOTOR (UNDER RIGHT FRONT SEAT) RIGHT POWER SEAT VERTICAL POSITION MOTOR (UNDER RIGHT FRONT SEAT) SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE

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

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

+B PGND 1 2 3 4 5 6 7 8 CAN H CAN L 22 23 13 8 9 LRDD LRRD IGB CAN H CAN L 6 18 MPX+ MPX- COMPUTER DATA LINES SYSTEM 8 16 COMPUTER DATA LINES SYSTEM CAN H CAN L BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISTANCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) ECU-IG RH FUSE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B (LEFT END OF DASH) PSB FUSE HOT W/ IG 2 RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) GAUGE FUSE HOT W/ RH-IG 1 RELAY ENERGIZED INPUT CIRCUIT JUNCTION CONNECTOR LEFT FRONT PRE-COLLISION SEAT BELT MOTOR (BASE OF LEFT "B" PILLAR) LT BLU WIRE LT GRN WIRE MICRO COMPUTER MILLIMETER WAVE RADAR SENSOR (BEHIND CENTER OF FRONT GRILLE) MOR- MOR+ MOL+ MOL- ORG/ WIRE PCS IND PNK COMPUTER DATA LINES SYSTEM WIRE PNK IGB LRRD LRDD WIRE POWER SUPPLY CIRCUIT RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT PRE-COLLISION SEAT BELT MOTOR (BASE OF RIGHT "B" PILLAR) SEAT BELT CONTROL ECU (LEFT SIDE OF TRUNK) SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) WHT WIRE WHT/BLK WIRE

1 2 3 4 CV- CV+ CGND CB+ 13 14 27 28 CA+ CGND V+ V- 13 14 CANL CANH 18 27 34 VC NE+ NE- ENGINE CONTROLS SYSTEM 23 19 13 14 PKB SEUC REV SPD 6 21 17 18 4 13 3 12 GTX+ GTX- NAVIGATION CIRCUIT BACK BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (ECM) GRN WIRE GRY WIRE HOT AT ALL TIMES IG BKUP IND INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG FUSE LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX MULTI-DISPLAY (W/ NAVIGATION) NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) PARKING BRAKE SWITCH PNK +S WIRE PNK PNK WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SPEEDOMETER STEREO COMPONENT AMPLIFIER (RIGHT REAR OF TRUNK) TELEVISION CAMERA ASSEMBLY (REAR OF TRUNK LID) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

23 13 22 8 9 LRRD IGB LRDD CANH CANL PNK WIRE 3 5 4 LRDD IGB LRRD PNK WIRE 5 3 2 IG CANH CANL PNK WIRE 8 16 11 CANH CANL BZ ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BUCKLE SWITCH RIGHT FRONT SEAT INNER BELT ASSEMBLY (UNDER RIGHT FRONT SEAT) COMBINATION METER ASSEMBLY SI COMPUTER DATA LINES SYSTEM DISTANCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) ECU-IG LH FUSE GBT GND PS VPS GBT IG DIA FSR+ FSR- BSW BGND GPS BT VBT GPS GRN WIRE GRY WIRE HOT AT ALL TIMES IG+ ES INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT COWL SIDE J/B (LEFT END RELAY OF DASH) LT GRN WIRE MICRO COMPUTER MILLIMETER WAVE RADAR SENSOR (BEHIND CENTER OF FRONT GRILLE) MPX+ MPX- OCCUPANT CLASSIFICATION SENSOR OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) ORG/ WIRE PBLT PNK VBT WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE SEAT BELT TENSION SENSOR (BASE OF RIGHT "B" PILLAR) SKID CONTROL BUZZER ASSEMBLY (BEHIND LEFT SIDE OF DASH) SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SRS IND STEERING SENSOR (UNDER LEFT SIDE OF DASH) VIO WIRE VPS WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE