Lexus IS III (2013-2016) ecu-ig lh fuse Wiring diagrams

1 3 9 10 2 IG BAT CANL CANH ESS 4 3 2 1 IG CANH CANL GND PNK WIRE 5 6 SPDL SPDR ABS IND. BLK WIRE BLU WIRE BLU/WHT WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE FLUID RESERVOIR) BRAKE IND BRK-LP RELAY BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DOME +B ECU-IG LH FUSE ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GRN/WHT WIRE GRY WIRE HEADLIGHT LEVELING ECU (LEFT KICK PANEL) HOT IN ON OR START IND MASTER INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE MICRO COMPUTER MPX OF DASH) ORG/ WIRE OUT STP PNK 8 2 WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END SLIP IND SLIP OFF IND STEERING SENSOR (UNDER LEFT SIDE OF DASH) STOP LAMP CONTROL RELAY ASSEMBLY SWITCH TRAC OFF IND VIO WIRE WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE

A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) A/C FUSE A/C PRESSURE SENSOR (LEFT SIDE OF RADIATOR) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLW BRN WIRE BRN/RED WIRE CLTB CLTE CLTS COMPRESSOR ASSEMBLY COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DGS DGS TSD TAM SG SG-2 SG-6 ECU-IG LH FUSE FLOW CONTROL FRONT BLOWER FAN MOTOR (UNDER LOWER GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LH-IG 1 RELAY ENERGIZED HOT W/ LH-IG 2 RELAY ENERGIZED JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE MHTR RDFG MPX+ MPX- ORG/ WIRE PNK WIRE PRE TSP PNK WIRE RED WIRE RIGHT MAIN BODY ECU (RIGHT COWL SIDE JUNCTION BLOCK) SG-1 GND IG+ SMOG VENTILATION SENSOR (FRONT OF RADIATOR) SOL + SOLAR SENSOR AUTOMATIC LIGHT CONTROL SENSOR (BEHIND LEFT SIDE OF DASH) TSL TSR VALVE VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

A/C FUSE BLK WIRE BLLH BLRH BRN WIRE CTB ECU-IG LH FUSE FR S/ HTR LH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE LH J/B-AM FUSE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT SEAT BACK CLIMATE CONTROL BLOWER (DRIVER'S SEAT BACK) LEFT SEAT CUSHION CLIMATE CONTROL BLOWER (DRIVER'S SEAT CUSHION) LEFT SEAT HEATER CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE ORG/ WIRE PANEL FUSE PNK WIRE RED WIRE RELAY RV ILL- 2 3 PNK WIRE SEAT BACK) SEAT CUSHION) SEAT HEATER CONTROL SEAT HEATER SWITCH SIGN SVSG SWL TAIL RELAY THERMISTOR THL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+BM 2.5L BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CRUISE IND DOME +B ECU-IG LH FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 MPX-B (RIGHT FUSE REAR OF ENGINE COMPT) INPUT CIRCUIT LEFT COWL SIDE J/B LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE MICRO COMPUTER MPX NCA WIRE ORG/ WIRE PNK WIRE POWER SUPPLY RED WIRE RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) SPEEDOMETER THROTTLE W/ MOTOR BODY ASSEMBLY (REAR OF ENGINE) TRANSMISSION CONTROL SWITCH (BELOW CENTER CONSOLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BRN WIRE ECU-IG LH FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FR TAIL FUSE FRONT CONTROLLER GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE H-LP UPR FUSE HEADLIGHTS SYSTEM HORN FUSE HORN RELAY HORNS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) MPX-B FUSE HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END OF DASH) INSTRUMENT CLUSTER SYSTEM WIPER/WASHER SYSTEM LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LEFT OUTER MIRROR CONTROL ECU LT GRN WIRE OVERHEAD MODULE (CENTER FRONT OF ROOF) POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RAIN SENSOR (TOP CENTER OF FRONT WINDSHIELD) RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SLIDING ROOF CONTROL ECU (CENTER FRONT OF ROOF) VIO WIRE WHT/BLK WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM

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

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

1 21 2 22 20 39 IG PNK WIRE BLK WIRE BLU WIRE BRN WIRE DOME FUSE R/B 1 (RIGHT REAR OF ENGINE COMPT) ECU-IG LH FUSE ENGINE ROOM GARAGE DOOR OPENER GRN WIRE HOT AT ALL TIMES HOT W/ LH-IG 2 RELAY ENERGIZED INNER REAR VIEW MIRROR ASSEMBLY JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT OUTER ECI- ECI+ MIRROR CONTROL ECU EC- EC+ (LEFT FRONT DOOR) LEFT OUTER REARVIEW MIRROR ASSEMBLY LT GRN WIRE ORG/ WIRE OVERHEAD MODULE (CENTER FRONT OF ROOF) PNK 6 1 4 5 2 +B IG EC+ EC- 4 3 2 1 WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT OUTER ECI- ECI+ MIRROR CONTROL ECU EC- EC+ (RIGHT FRONT DOOR) RIGHT OUTER REARVIEW MIRROR ASSEMBLY VIO WIRE W/ GARAGE DOOR OPENER W/O GARAGE DOOR OPENER WHT WIRE WHT/BLK WIRE

14 25 21 CAN L CAN H BZ 23 13 22 8 9 LRRD IGB LRDD CANH CANL PNK WIRE 3 5 4 LRDD IGB LRRD 4 3 2 IG CANH CANL PNK WIRE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE BUZZER CAN-H- CAN-L- COMBINATION METER ASSEMBLY 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 DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) OCCUPANT DETECTION SENSOR (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) SIDE OF DASH) SKID CONTROL BUZZER ASSEMBLY (W/ DYNAMIC RADAR CRUISE CONTROL) (BEHIND LEFT SRS IND STEERING SENSOR (UNDER LEFT SIDE OF DASH) VPS WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE YEL/BLK WIRE