Lexus IS III (2013-2016) red/blk Wiring diagrams

ABS 2 FUSE ABS 1 FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BM CANH BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRAKE PEDAL LOAD SENSING SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BUZZER COMPUTER DATA LINES SYSTEM ECU-IG RH FUSE ENGINE ROOM J/B 1 FLO FRO FSW+ GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE HOT HOT AT ALL TIMES HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL) LT GRN WIRE MPX-B FUSE ORG/ WIRE PARKING BRAKE SWITCH ASSEMBLY (TOP OF PARKING BRAKE LEVER) PKB CSW STPO PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL) RL- RL+ FR- FR+ RR- RR+ FL- FL+ SKID CONTROL BUZZER ASSEMBLY STOP SW FUSE VIO WIRE VIO/YEL WIRE VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

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

1 2 3 +B SI GND 13 14 CANL CANH 13 26 38 26 49 48 PRE 30 31 COMPUTER MPX+ MPX- DATA LINES SYSTEM A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) A/C PRESSURE SENSOR (LEFT SIDE OF RADIATOR) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU (BEHIND LEFT RADIATOR COOLING FAN MOTOR) COOLING FAN ECU 2 (BEHIND RIGHT RADIATOR COOLING FAN MOTOR) COOLING FAN MOTOR 1 (LEFT FRONT OF ENGINE COMPT) COOLING FAN MOTOR 2 (RIGHT FRONT OF ENGINE COMPT) ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) EFI ENGINE COOLANT TEMPERATURE SENSOR (TOP OF ENGINE) ENGINE ROOM FAN 1 FAN 2 J/B 1 FUSE FUSE (RIGHT REAR OF ENGINE COMPT) FAN RELAY 1 FAN RELAY 2 GRN/YEL WIRE HOT AT ALL TIMES HOT W/ LH-IG 1 RELAY ENERGIZED LEFT COWL SIDE J/B LH-IG (LEFT FUSE END OF DASH) JUNCTION CONNECTOR PNK SG-2 WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RFC VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE

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

1 2 3 1 2 3 NE NE- VC 1 2 3 4 5 6 7 8 9 10 11 12 13 RZG SRZG RZV TRQV 1 2 3 4 5 6 7 8 9 10 IG ESS BAT 13 14 CANL CANH 18 34 27 VC NE- NE+ 18 6 INPUT CIRCUIT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CANH CANL PIG PGND CANL CANH COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE COMPUTER MICRO CRANK POSITION SENSOR (RIGHT SIDE OF ENGINE) ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ECU-IG LH FUSE ECU-IG RH FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES ENGINE ROOM J/B 1 EPS FUSE (RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES ENGINE ROOM R/B 1 MPX-B FUSE (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR START INCS INSN LEFT COWL SIDE J/B (LEFT END OF DASH) LT GRN WIRE NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE OUCS OUSN POWER STEERING ECU (RIGHT REAR OF ENGINE COMPT) POWER STEERING IND POWER STEERING MOTOR (LOWER FRONT OF ENGINE COMPT) POWER SUPPLY CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RZCS RZG RZSN RZSN RZCS INSN INCS OUSN OUCS RZV STEERING SENSOR (UNDER LEFT SIDE OF DASH) STEERING TORQUE SENSOR (POWER STEERING PUMP) WHT WIRE WHT/BLK WIRE YEL/BLK 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/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 7 8 B+ 13 14 25 CANL CANH RL 15 14 EFII EFIO PNK WIRE 2 30 31 20 STAR IMO IMI STA ACCD BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CTSW SLR+ ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FUSE GENERATOR ASSEMBLY GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 2 STR LOCK FUSE (LEFT SIDE OF ENGINE COMPT) ID CODE BOX (BEHIND CENTER OF DASH) IGE SGND GND INDS INDW INSTRUMENT CLUSTER SYSTEM LEFT COWL SIDE J/B (LEFT END OF DASH) LIN LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK ALT WIRE PNK SPD WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT IGN FUSE END OF DASH) RIGHT COWL RIGHT COWL SIDE J/B (RIGHT END OF DASH) SECURITY FUSE SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE) SKSW SLP STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STEERING LOCK ACTUATOR (STEERING COLUMN) STOP LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) STOP SIDE J/B SW (RIGHT FUSE END OF DASH) STSW SWIL VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 IG BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CAN (+) COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG (LEFT FUSE END OF DASH) PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RELAY ENERGIZED RELAY ENERGIZED ECU- IG LH FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE) SHIFT LOCK SOLENOID SLS+ STOP LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) STOP SW FUSE WHT WIRE WHT/BLK WIRE YEL WIRE