Lexus IS III (2013-2016) power source control ecu Wiring diagrams

3.5L, 2.5L ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CCHG COMPUTER DATA LINES SYSTEM CONTROL STEERING CRUISE CONTROL MAIN SWITCH CRUISE CONTROL SWITCH EFI FUSE EFI MAIN RELAY ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IGN FUSE LEFT PADDLE LGND LT GRN WIRE MODE ORG/ WIRE PAD SWITCH PADDLE SHIFT SWITCH PNK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU RED WIRE RED/BLK WIRE RELAY ENERGIZED RH-IG FUSE RIGHT COWL SIDE J/B RIGHT DISTANCE RIGHT END OF DASH) RIGHT PADDLE SFTD SFTU SHIFT SWITCH SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY STOP LAMP SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE CONTROL SWITCH EFI FUSE EFI MAIN RELAY ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 GAUGE FUSE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IGN FUSE LEFT PADDLE LT GRN WIRE ORG/ WIRE PADDLE SHIFT SWITCH PNK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU RED WIRE RED/BLK WIRE RELAY ENERGIZED RH-IG FUSE RIGHT COWL SIDE J/B RIGHT END OF DASH) RIGHT PADDLE SFTD SFTU SHIFT SWITCH SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH STOP LAMP SWITCH STOP SW FUSE TRANSMISSION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

14 13 CANH CANL 31 22 2 STPO 8 12 13 IGSW BACKUP BACKUP LAMPS CIRCUIT BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRK-LP RELAY BRN WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM R/B 3 (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) LH J/B- AM FUSE HOT IN ON OR START IGN FUSE JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LT GRN WIRE MARKER IND NOISE FILTER (STOP LIGHT) (LEFT SIDE OF TRUNK) PNK 8 6 4 2 OUT +B GND STP WIRE POWER SOURCE CONTROL ECU RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT COWL RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY SHIFT LOCK CONTROL ECU STOP CENTER LIGHT SET STOP LIGHT CONTROL RELAY (BEHIND CENTER OF DASH) STOP LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) STOP SW FUSE SIDE J/B (RIGHT END OF DASH) STOP/ TAIL IND STOP/ TAIL MARKER IND IND STP TL TAIL FUSE TAIL IND TAIL RELAY TRANSMISSION CONTROL ECU (LEFT SIDE OF ENGINE COMPT) TRN+ TURN TURN BACKUP WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE CENTER AIR BAG SENSOR ASSEMBLY CIGARETTE LIGHTER ASSEMBLY COMBINATION METER COOLING UNIT MOTOR SUB-ASSEMBLY W/ FAN ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE SWITCH FROM ID CODE BOX JUNCTION LEFT VANITY LIGHT ASSEMBLY LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY LUGGAGE DOOR OPENING SWITCH ASSEMBLY MAP LIGHT ASSEMBLY NCA WIRE NOISE FILTER POWER SOURCE CONTROL ECU POWER STEERING ECU POWER TILT MOTOR (STEERING COLUMN ASSEMBLY) PWR POINT RELAY RELAY RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT VANITY LIGHT ASSEMBLY STARTER RELAY STEERING LOCK ACTUATOR WHT WIRE WHT/BLK WIRE

CENTER AIR BAG SENSOR ASSEMBLY CIGARETTE LIGHTER ASSEMBLY DEFOG NOISE RELAY FILTER ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE SWITCH FAN RELAY 1 FAN RELAY 2 ID CODE BOX INNER REAR VIEW MIRROR ASSEMBLY JUNCTION LEFT VISOR ASSEMBLY LUGGAGE COMPARTMENT DOOR OPENING CANCEL SWITCH ASSEMBLY LUGGAGE DOOR OPENING SWITCH ASSEMBLY OVERHEAD MODULE POWER COMBINATION TILT METER MOTOR ASSEMBLY POWER SOURCE CONTROL ECU PWR POINT RELAY RELAY RAIN SENSOR RELAY RIGHT COWL SIDE J/B RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT VISOR ASSEMBLY STARTER RELAY STEERING LOCK ACTUATOR ASSEMBLY W/O GARAGE DOOR OPENER WHT WIRE WHT/BLK WIRE