Lexus IS II facelift 2 (2010-2016) left main body ecu Wiring diagrams

1 2 3 PNK WIRE 4 5 6 7 8 9 PNK WIRE BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CLG CLGB COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA DOME +B DOOR CONTROL RECEIVER (CENTER FRONT OF TRUNK) ECU-IG RH FUSE FUSE GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INPUT CIRCUIT J/C LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR ELECTRICAL KEY OSCILLATOR (FRONT LEFT DOOR) LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE MASTER IND MICRO COMPUTER MPX MPXB ORG/ WIRE OUTSIDE LEFT FRONT DOOR HANDLE ASSEMBLY PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR ELECTRICAL KEY OSCILLATOR (RIGHT FRONT DOOR) RIGHT MAIN BODY ECU RSSI SEL SENS SGT TRG+ VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BATB BDCY RCTY BLK WIRE BLU WIRE BRN WIRE COURTESY DCTY DCYL ECU-IG RH FUSE FOOT LAMP FR DOOR RH FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START LCTY LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT ASSEMBLY LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT MAIN BODY ECU LEFT OUTER REARVIEW MIRROR ASSEMBLY LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LGCY LT GRN WIRE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) LUGGAGE COMPARTMENT LIGHT DIODE (LEFT SIDE OF TRUNK) NOISE FILTER (LUGGAGE ROOM LAMP) (LEFT SIDE OF TRUNK) ORG/ WIRE PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PCTY PCYL PNK WIRE RCTY RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT ASSEMBLY RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT MAIN BODY ECU RIGHT OUTER REARVIEW MIRROR ASSEMBLY RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) ROOM LIGHT ASSEMBLY 2 TI, TE FUSE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

A/C AMPLIFIER ASSEMBLY CENTER AIR BAG SENSOR ASSEMBLY CIGARETTE LIGHTER ASSEMBLY CLOCK ASSEMBLY COMBINATION METER ASSEMBLY CONSOLE BOX ILLUMINATION LIGHT ASSEMBLY CRUISE DISTANCE SWITCH ASSEMBLY DATA LINK CONNECTOR (DLC) 3 DCM (TELEMATICS TRANSCEIVER) FROM RIGHT COWL SIDE J/B (DIAGRAM 3 OF 7) FRONT WIPER DEICER SWITCH 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 TIRE CONTROL PRESSURE ECU WARNING SUB- ECU, ASSEMBLY RECEIVER STEERING LOCK ACTUATOR ASSEMBLY STEERING SENSOR STOP LIGHT CONTROL RELAY ASSEMBLY TURN SIGNAL FLASHER ASSEMBLY VSC OFF SWITCH W/ NAVIGATION W/O NAVIGATION WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE SENSOR

13 14 17 ALTL WNG BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE H-LP LVL FUSE HEAD LP RELAY HEADLAMP LEVELING MOTOR HEADLAMPS CIRCUIT HEADLIGHT LEVELING ECU (LEFT KICK PANEL) HOT AT ALL TIMES LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (LEFT FRONT OF ENGINE COMPT) LEFT HEADLIGHT ASSEMBLY LEFT MAIN BODY ECU LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (UNDER LEFT REAR OF VEHICLE) LT BLU WIRE LT GRN WIRE MAIN FUSE ORG/ WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT HEADLIGHT ASSEMBLY SGF SGR SHFL SHRL SBF SBR SHB SHFL SHG SHRL SPDL SPDR VIO WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WNG YEL/RED WIRE

A/C FUSE TV 1 FUSE S/ROOF FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BODY COMPUTER SYSTEM COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE ENGINE ROOM J/B 1 (DIAGRAM 2 OF 5) EXTERIOR DEFOGGER LIGHTS SYSTEM SYSTEM EXTERIOR LIGHTS, TRANSMISSIONS, NAVIGATION, CRUISE CONTROL, DOOR LOCKS SYSTEMS FR P/ SEAT LH FUSE FUEL OPN FUSE PSB FUSE MIR HTR FUSE FR P/ SEAT RH FUSE RAD 3 FUSE FR S/ HTR LH FUSE FR WIP FUSE FROM ENGINE ROOM J/B 1 (DIAGRAM 2 OF 5) FROM RIGHT COWL SIDE J/B (DIAGRAM 5 OF 5) GRN WIRE H-LP LVL FUSE IG WIG LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG 2 RELAY LH-IG FUSE LT BLU WIRE MEMORY SYSTEMS MEMORY, NAVIGATION, SEATS SOUND SYSTEMS SYSTEMS NAVIGATION SYSTEM OBD FUSE ORG/ WIRE PASSIVE DEFOGGER RESTRAINTS SYSTEM SYSTEM PNK WIRE POWER AIR TOPS CONDITIONING SYSTEM SYSTEM RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) TO PWR POINT RELAY (DIAGRAM 5 OF 5) RIGHT MAIN BODY ECU ALTB SEATS SYSTEM SOUND, NAVIGATION SYSTEMS STOP SW FUSE TAIL RELAY TI, TE FUSE VIO WIRE WHT WIRE WIPER/ DEFOGGER SEATS WASHER SYSTEM SYSTEM SYSTEM YEL WIRE

ACTY BDCY BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOOR DRIVER'S DOOR FR DOOR LH FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START J/C LCT LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT DOME LEFT MAIN BODY ECU LH-IG FUSE LIGHT LPSW LT GRN WIRE LUGGAGE ELECTRICAL KEY MAP LIGHT ASSEMBLY MPXB ORG/ WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT DOME SLIDING ROOF CONTROL ECU (CENTER FRONT OF TRUNK) SWITCH (CENTER REAR OF TRUNK) TURN SIGNAL FLASHER (LEFT CENTER OF DASH) VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE

13 14 CANL CANH COMPUTER DATA LINES SYSTEM 34 24 7 PNK WIRE 6 18 17 MPX+ MPX- COMPUTER DATA LINES SYSTEM 7 6 5 SET LSEL RSEL BKUP BLK WIRE BLU/RED WIRE BRN WIRE CLEARANCE SONAR IND CLEARANCE WARNING BUZZER 1 (UNDER CENTER OF DASH) CLEARANCE WARNING ECU (LEFT SIDE OF TRUNK) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DOME +B ENGINE CONTROL MODULE (ECM) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES IG CBZ INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT ULTRASONIC SENSOR 1 (LEFT FRONT OF VEHICLE) LEFT MAIN BODY ECU LEFT REAR ULTRASONIC SENSOR 1 (LEFT CORNER OF REAR BUMPER) LEFT REAR ULTRASONIC SENSOR 2 (LEFT SIDE OF REAR BUMPER) LH-IG FUSE MICRO COMPUTER ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PKB IG ECU-IG RH FUSE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RH-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT ULTRASONIC SENSOR 1 (RIGHT FRONT OF VEHICLE) RIGHT MAIN BODY ECU RIGHT REAR ULTRASONIC SENSOR 1 (RIGHT CORNER OF REAR BUMPER) RIGHT REAR ULTRASONIC SENSOR 2 (RIGHT SIDE OF REAR BUMPER) SATELLITE SWITCH SET TRANSMISSION ASSEMBLY VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 6 MPX+ 13 14 COMPUTER DATA LINES SYSTEM CANL CANH 2 57 56 39 19 18 40 CANL REV SPD CA+ V- V+ CGND 3 2 1 4 CGND CV+ CV- CB+ 34 19 PNK PNK WIRE 5 17 PNK +S SI WIRE 55 1 PKB CANH ASSEMBLY BACK BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANH CANL DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) ECU-IG RH FUSE ENGINE CONTROL MODULE (ECM) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES IG BKUP LH-IG FUSE INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LT BLU WIRE MICRO COMPUTER MPX MULTI-MEDIA MODULE RECEIVER NCA WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PNK SPDP WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU STEREO COMPONENT AMPLIFIER (RIGHT REAR OF TRUNK) TELEVISION CAMERA ASSEMBLY (REAR OF TRUNK LID) TRANSMISSION ASSEMBLY VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE