Lexus IS III (2013-2016) right main body ecu Wiring diagrams

1 3 4 6 GND SIG CPUB BDR BLK WIRE BLU WIRE CERTIFICATION ECU (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM DATA DCTY DOOR CONTROL RECEIVER (CENTER FRONT OF TRUNK) ECU-IG RH FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LEFT FRONT DOOR COURTESY LIGHT SWITCH (LEFT "B" PILLAR) LEFT FRONT SEAT MEMORY SWITCH LEFT OUTER MIRROR CONTROL ECU (LEFT FRONT DOOR) LT GRN WIRE MPX-B FUSE MSWE ORG/ WIRE PNK 34 7 24 WIRE PNK PNK WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RCO RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RSSI SET- SILE WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING SYSTEM AUTOMATIC LIGHT CONTROL SENSOR (BEHIND LEFT SIDE OF DASH) BATB BLK WIRE BLK/ WHT WIRE BLK/YEL WIRE BLU RED/ WIRE BLU WIRE BRN WIRE CLTB CLTE CLTS ECU-IG LH FUSE ECU-IG RH FUSE EL ER IG ENGINE ROOM J/B 2 (LEFT SIDE OF FRONT CONTROLLER ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR DOOR RH FUSE FR TAIL RELAY FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FR TAIL FUSE HOT W/ ACC RELAY ENERGIZED LCTY LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT HEADLIGHT ASSEMBLY LEFT SIDE TURN SIGNAL LIGHT ASSEMBLY (IF EQUIPPED) LR LL LT BLU WIRE LT GRN WIRE MARKER OCTY ORG/ WIRE PARKING/ DAYTIME RUNNING LIGHT TURN PCTY PNK WIRE RCTY RED WIRE RED/BLU WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT HEADLIGHT ASSEMBLY PARKING/ DAYTIME RUNNING LIGHT RIGHT MAIN BODY ECU RIGHT SIDE TURN SIGNAL LIGHT ASSEMBLY (IF EQUIPPED) SOLAR SENSOR TI, TE FUSE TSL TURN TURN SIGNAL FLASHER TURN, HAZ FUSE VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

+IG 4 6 7 5 HEAD AUTO BATB BLK WIRE BLU WIRE BRN WIRE CLTB CLTE CLTS COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DCTY DIMMER SWITCH DOME +B DRL OFF IND ECU-IG RH FUSE FLASH LOW FOG SWITCH FR DOOR RH FUSE FRONT FOG IND BEAM IND FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEAD AUTO HEAD CLTB CLTS CLTE HEAD IND (USA) HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM MPX-B R/B 1 FUSE (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR ACC HOT IN ON OR START HU HF INPUT CIRCUIT LCTY LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH (LEFT "B" PILLAR) LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX+ MPX- OFF TAIL ORG/ WIRE POWER SUPPLY CIRCUIT RCTY PCTY REAR FOG IND RED WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT REAR DOOR COURTESY LIGHT SWITCH (RIGHT "C" PILLAR) TAIL TI, TE FUSE TO LEFT COWL SIDE J/B (DIAGRAM 2 OF 2) WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL/BLK 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 ECU-IG RH FUSE 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-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

ABS IND BRAKE IND BEAM IND BLK WIRE BLK/ WHT WIRE BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BRAKE ACTUATOR ASSEMBLY BRAKE FLUID LEVEL WARNING SWITCH (BRAKE FLUID RESERVOIR) BRN WIRE CHARGE IND CLEARANCE SONAR IND CLOCK CIRCUIT WARNING SYSTEMS COMBINATION METER COMPUTER DATA LINES SYSTEM COMPUTER MICRO CRUISE IND DOME +B DOOR IND DRIVER'S SEAT BELT IND SLIP IND DRL OFF IND EFI ENGINE CONTROLS SYSTEM ES ET INT FE GND INT +S MPX+ GAGE TC ILL+ FRONT FOG IND MALFUNCTION IND LAMP FUEL IND GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD IND (USA) INPUT CIRCUIT INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM WARNING SYSTEMS LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT TURN IND LT BLU WIRE LT GRN WIRE MASTER IND MPX MULTI LCD O/T ORG/ WIRE PARKING BRAKE SWITCH PBLT P/SB RSEL LSEL SET PCS IND PNK 2 3 WIRE PNK WIRE POWER STEERING IND REAR FOG IND RED WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT TURN IND RSEL SATELLITE SET SWITCH LSFT SET SI MPX- FR MSSL TR SLIP OFF IND SNOW IND SPEEDOMETER SPEEDOMETER/ TACHOMETER POINTER SPORT IND SRS IND SUPPLY CIRCUIT POWER TACHOMETER TAIL IND (EXCEPT USA) TEMPERATURE SENSOR TIRE PRESSURE IND TRAC OFF IND VIO WIRE VIO/YEL WIRE WARNING SYSTEMS WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

13 14 CANL CANH 2 19 24 7 TACH SPD PNK WIRE 24 26 18 SPD MOL MOPS BLK WIRE BLK/ WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (DLC) 3 (BEHIND LOWER LEFT SIDE OF DASH) DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) DCTY ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ECU-IG LH FUSE ENGINE OIL LEVEL SENSOR (RIGHT SIDE OF OIL PAN) ENGINE OIL PRESSURE SWITCH (LOWER FRONT OF ENGINE) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FRONT CONTROLLER FUEL SENDER GAUGE ASSEMBLY (FUEL TANK) FUEL SENDER/ GAUGE ASSEMBLY (SUB) (FUEL TANK) FUSE GRN WIRE GRN/ YEL WIRE GRN/RED WIRE GRY WIRE HOT IN ON OR ACC LCTY LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LEVEL WARNING SWITCH (WASHER RESERVOIR) LGCY LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) MULTI-MEDIA MODULE RECEIVER ASSEMBLY (W/ NAVIGATION) ORG/ WIRE PCTY PNK 2 3 WIRE PNK SPDP WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RADIO RECEIVER ASSEMBLY (W/O NAVIGATION) RCTY RED WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT STEERING PAD SWITCH SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY STEREO COMPONENT AMPLIFIER (RIGHT REAR OF TRUNK) SWG TAC TACH VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

2.5L HID W/ HEADLIGHT CLEANER BATB BLU WIRE BZR COMPUTER DATA LINES SYSTEM DCTY DIODE (LUGGAGE COMPARTMENT LAMP) (LEFT FRONT OF TRUNK) ECU-IG RH FUSE EXCEPT 2.5L HID W/ HEADLIGHT CLEANER FR DOOR RH FUSE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IND INTEGRATION CONTROL, PANEL ASSEMBLY LP J/C KEY LOCK KEY UNLOCK KUL LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT FRONT "B" PILLAR) LEFT FRONT DOOR LOCK ASSEMBLY (DRIVER'S DOOR) LGCY LSW LSWP LT BLU WIRE LT GRN WIRE MULTI- DISPLAY ASSEMBLY SECU ORG/ WIRE PCTY POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT FRONT "B" PILLAR) RIGHT FRONT DOOR LOCK ASSEMBLY (FRONT PASSENGER'S DOOR) RIGHT MAIN BODY ECU SECURITY HORN ASSEMBLY (RIGHT REAR OF ENGINE COMPT) SECURITY INDICATOR LIGHT TI, TE FUSE UNLOCK DETECTION VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (INSIDE LEFT FRONT WHEELWELL)

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

BLK WIRE BLU WIRE BRN WIRE BZR COMPUTER DATA LINES SYSTEM DCTY ECU-IG RH FUSE END OF DASH) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR DOOR RH FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES LED LED AUTO LED AUTO LIN LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LT GRN WIRE MOTOR (RIGHT FRONT DOOR) MPX-B FUSE PNK LIN WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RIGHT COWL SIDE J/B (RIGHT RIGHT FRONT POWER WINDOW REGULATOR RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT MAIN BODY ECU RIGHT REAR POWER WINDOW REGULATOR MOTOR (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RR DOOR RH FUSE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT)

-SR -SL +SR +SL AIR BAG SENSOR SEAT POSITION BBL+ BBL- BBL+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) DK DK ECU-IG RH FUSE GRN WIRE GRY WIRE GSW HOT AT ALL TIMES IGN FUSE GAUGE FUSE LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT CURTAIN SHIELD AIR BAG ASSEMBLY (LEFT ROOF RAIL) LEFT FRONT PRETENSIONER (BASE OF LEFT "B" PILLAR) LEFT FRONT SEAT INNER BELT ASSEMBLY (IN DRIVER'S SEAT BELT BUCKLE ASSEMBLY) LEFT FRONT SIDE AIR BAG SENSOR (LEFT "B" PILLAR) LEFT FRONT SIDE AIR BAG SQUIB (LEFT SIDE OF DRIVER'S SEAT BACK) LEFT REAR AIR BAG SENSOR (LEFT "C" PILLAR) BCL- BCL+ LEFT REAR PRETENSIONER (LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE ORG/ WIRE P- P+ D+ D- PNK 1 2 3 4 5 6 7 8 9 WIRE PNK COMPUTER DATA LINES SYSTEM CAN L PAON WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END END DASH) RIGHT MAIN BODY ECU SIL P-AB GSW PK+ PK- WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE