Lexus IS III (2013-2016) (left rear corner of engine compt) Wiring diagrams

2.5L 3.5L 3.5L, 2.5L BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE COMPUTER DATA LINES SYSTEM DISTANCE CONTROL ECU ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID ENGINE CONTROL MODULE EOIL GRN WIRE GRY WIRE IGB LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR LGND LRDD LRRD LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR MODE NETWORK GATEWAY ECU OIL ORG/ WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE RED WIRE RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR SGND SLT- SLT- SLT+ SLU+ VIO WIRE WHT WIRE YEL WIRE

2.5L 3.5L 3.5L, 2.5L BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON LEFT SIDE OF TRANSMISSION) ENGINE CONTROL MODULE EOIL GRN WIRE GRY WIRE LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR LT BLU WIRE LT GRN WIRE NETWORK GATEWAY ECU OIL ORG/ WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE RED WIRE RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR SLT- SLU+ VIO WIRE WHT 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

1 3 2 SIG ES MPX 21 39 36 37 40 23 IG GND MPX AUTO BLK WIRE BLU WIRE BLU/ORG WIRE BRN WIRE CIRCUIT INPUT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER ENGINE ROOM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR WIP FUSE FRONT CONTROLLER GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEADLAMP WASHER CIRCUIT HOT AT ALL TIMES HOT IN ON OR START IG+ 12 13 POWER SUPPLY ES J/B 2 (LEFT SIDE OF ENGINE COMPT) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LEVEL WARNING SWITCH LH ECU-IG FUSE LH-IG 2 RELAY LT GRN WIRE MICRO COMPUTER MIST MPX+ MPX- 6 18 MPX-B FUSE OFF ORG/ WIRE OVERHEAD MODULE (CENTER FRONT OF ROOF) PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) (UNDER CENTER CONSOLE) RAIN SENSOR (TOP CENTER OF FRONT WINDSHIELD) RED/BLU WIRE RESERVOIR) RH ECU-IG FUSE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) S/S +2 S/M SWITCH VIO WIRE WASH RELAY WASHER WASHER FUSE WHT WIRE WHT/BLK WIRE WIG WINDSHIELD WIPER MOTOR ASSEMBLY (BELOW LOWER LEFT SIDE OF WINDSHIELD) WINDSHIELD WIPER SWITCH ASSEMBLY WIPER SWITCH YEL WIRE

BLK/YEL WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR FOG FUSE FR FOG RELAY FR TAIL FUSE FROM FRONT CONTROLLER GRN/RED WIRE GRY 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 COWL SIDE J/B (LEFT END OF DASH) LEFT FOG LAMP ASSEMBLY LEFT HEADLIGHT ASSEMBLY LIGHT LOW CONTROL (HID) ECU LT GRN WIRE MAIN FUSE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOG LAMP ASSEMBLY RIGHT HEADLIGHT ASSEMBLY SOLENOID WHT/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

BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE FRONT CONTROLLER COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT OF RADIATOR) GRN WIRE GRY WIRE HORN HORN (HIGH) HORN (LOW) HORN FUSE HORN RELAY HORN SWITCH HOT AT ALL TIMES HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END OF DASH) LT GRN WIRE MPX-B FUSE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RIGHT COWL SIDE J/B RIGHT END OF DASH) SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY WHT WIRE 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

BLK WIRE BLK/RED WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DBE- ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B 2 (LEFT FRONT CONTROLLER SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE 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 (IN DRIVER'S SEAT BELT BUCKLE ASSEMBLY) MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE REAR OF ENGINE COMPT) RED WIRE RIGHT COWL SIDE J/B (RIGHT VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE