Lexus IS III (2013-2016) red Wiring diagrams

29 20 23 28 21 22 VPA EPA VCPA 3 7 24 MREL BATT SPD 35 27 34 26 7 6 19 ETA 5 6 PNK WIRE 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 BATT ACCELERATOR PEDAL SENSOR ASSEMBLY (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE CAN (+) COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECM (LEFT FRONT OF ENGINE COMPT) EFI MAIN FUSE EFI MAIN RELAY ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FA (LEFT SIDE ENGINE) FA (TOP REAR OF ENGINE) FUSE GRN WIRE GROUND J/C 1 (LEFT REAR OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM J/C 2 (LEFT SIDE OF ENGINE COMPT) J/C 4 (LEFT SIDE OF ENGINE COMPT) KA (LEFT KICK PANEL) PNK SNSW WIRE PNK SNWI SFTU SFTD CANH CANL WIRE PNK WIRE RED WIRE RELAY ENERGIZED SHIELD SNOW MODE SWITCH STARTING/CHARGING SYSTEM STOP FUSE STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) THROTTLE BODY W/ MOTOR ASSEMBLY (RIGHT REAR OF ENGINE) TRANSMISSION CONTROL ECU ASSEMBLY (LEFT FRONT OF ENGINE COMPT) VCTA VTA M+ M- VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+ECU 5 6 PNK WIRE BLK WIRE BLU WIRE BRN WIRE DIODE (A/T SHIFT) (BEHIND LEFT SIDE OF DASH) FA (LEFT REAR OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IG+ PNK WIRE ILL ILL INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 4 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) KA (LEFT KICK PANEL) LEFT PADDLE LT GRN WIRE ORG/ WIRE PAD SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY (RIGHT SIDE OF TRANSMISSION) PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT STEERING SDN SFTD PNK WIRE SFTU SHIFT POSITION INDICATOR SHIFT SWITCH SHIFT SWITCH RIGHT PADDLE SPIRAL CABLE W/ SUB-ASSEMBLY ECC (UNDER STEERING WHEEL) STARTING/ CHARGING SYSTEM STEERING PAD SWITCH ASSEMBLY SUP SWITCH WIRE 1 TRANSMISSION CONTROL SWITCH (BASE OF SELECTOR LEVER) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER DISPLAY DRIVER LCD ELECTRIC CONTROL TRANSMISSION SOLENOID (TRANSMISSION WIRE) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT END OF DASH) KC (RIGHT KICK PANEL) LT BLU WIRE LT GRN WIRE METER FUSE MPX-B 1 FUSE NTB NTO NTO NTB OIL ORG/ WIRE RED WIRE RELAY ENERGIZED SLT- SLT- SLU- SLU+ SPEAKER TELLTALES TRANSMISSION CONTROL ECU ASSEMBLY (LEFT FRONT OF ENGINE COMPT) VIO WIRE WHT WIRE YEL WIRE

2 3 PNK WIRE 25 24 28 22 VG 29 20 23 28 21 22 VPA EPA VCPA 3 7 24 13 MREL BATT SPD STP ACCELERATOR PEDAL SENSOR ASSEMBLY (RIGHT REAR OF ENGINE) BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECM (LEFT FRONT OF ENGINE COMPT) EFI 2 FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FA (LEFT REAR OF ENGINE) GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INTAKE MASS AIR FLOW METER SUB-ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) KA (LEFT KICK PANEL) NT- NT+ PNK SNSW WIRE PNK SNWI SFTU SFTD CANH CANL WIRE PNK WIRE RED WIRE SHIELD SNOW MODE SWITCH STOP FUSE STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) THA THROTTLE BODY W/ MOTOR ASSEMBLY (RIGHT REAR OF ENGINE) TRANSMISSION REVOLUTION SENSOR (COUNTER GEAR) (REAR OF TRANSMISSION) TRANSMISSION REVOLUTION SENSOR (TURBINE) (FRONT OF TRANSMISSION) VCTA VTA M+ M- VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+ECU 2 3 PNK WIRE BLK WIRE BLU WIRE BRN WIRE DIODE (A/T SHIFT) (BEHIND LEFT SIDE OF DASH) FA (TOP REAR OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IG+ PNK WIRE ILL ILL INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 4 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) KA (LEFT KICK PANEL) LEFT PADDLE LT GRN WIRE ORG/ WIRE PAD SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY (RIGHT SIDE OF TRANSMISSION) PNK PNK WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT STEERING SDN SELECTOR LEVER SFTD PNK WIRE SFTU SHIFT POSITION INDICATOR SHIFT SWITCH SHIFT SWITCH RIGHT PADDLE SPRIAL CABLE W/ SUB-ASSEMBLY ECC (UNDER STEERING WHEEL) STARTING/ CHARGING SYSTEM STEERING PAD SWITCH ASSEMBLY SUP SWITCH WIRE 1 TRANSMISSION CONTROL SWITCH (BASE OF VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

5 4 3 2 SLT+ SLT- SLU+ SLU- BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER DISPLAY DRIVER LCD ECM (LEFT FRONT OF ENGINE COMPT) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT END OF DASH) KC (RIGHT KICK PANEL) LT BLU WIRE LT GRN WIRE METER FUSE MPX-B 1 FUSE OIL ORG/ WIRE RED WIRE RELAY ENERGIZED SLT- SLU+ SPEAKER TELLTALES VIO WIRE WHT WIRE 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

ALT SHIELD BLK WIRE BLU WIRE BRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 2 FA (LEFT REAR OF ENGINE) FB (RIGHT REAR OF ENGINE COMPT) FPD + FUSE (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE IGNITION COIL ASSEMBLY 1, 3, 5 (RIGHT TOP OF ENGINE) IGNITION COIL ASSEMBLY 2, 4, 6 (LEFT TOP OF ENGINE) J/C 2 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) LT GRN WIRE M- M+ PNK 3 4 5 WIRE PNK 50 30 10 WIRE PNK WIRE RED WIRE RELAY ENERGIZED SHIELD SHIELD SHIELD 8 9 SLU- SLU+ SLT- SLT+ STARTING/ CHARGING SYSTEM VCTA ETA VIO WIRE VVL+ VVR+ WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE ENGINE) JA FA (LEFT REAR OF ENGINE) FP- FPD + FUEL INJECTOR ASSEMBLY 1 (FOR DIRECT INJECTION) FUEL INJECTOR ASSEMBLY 3 (FOR DIRECT INJECTION) FUEL INJECTOR ASSEMBLY 5 (FOR DIRECT INJECTION) GRN WIRE GRY WIRE INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 4 (LEFT SIDE OF ENGINE COMPT) KNOCK CONTROL SENSOR (BANK 1) (TOP RIGHT SIDE OF ENGINE) KNOCK CONTROL SENSOR (BANK 2) LT GRN WIRE PNK WIRE RED WIRE SHIELD SHIELD 21 22 23 TRANSMISSION REVOLUTION SENSOR (TURBINE) (REAR OF TRANSMISSION) VIO WIRE WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE EKNK ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FB (RIGHT REAR OF ENGINE COMPT) FUEL INJECTOR ASSEMBLY 1 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 2 (FOR DIRECT INJECTION) FUEL INJECTOR ASSEMBLY 2 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 3 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 4 (FOR DIRECT INJECTION) FUEL INJECTOR ASSEMBLY 4 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 5 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 6 (FOR DIRECT INJECTION) FUEL INJECTOR ASSEMBLY 6 (FOR PORT INJECTION) GRN WIRE GRY WIRE J/C 5 (LEFT SIDE OF ENGINE COMPT) LT GRN WIRE NT- PNK 3 4 5 WIRE PNK WIRE RED WIRE SHIELD SHIELD SHIELD 8 9 THROTTLE BODY W/ MOTOR ASSEMBLY (RIGHT REAR OF ENGINE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE