Lexus IS III (2013-2016) Wiring diagram engine performance 3.5l

14 15 PNK WIRE 22 23 24 PNK WIRE ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) (LEFT SIDE OF DASH) ACCR STA MREL FC FPR AIR CONDITIONING SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE C/OPN RELAY COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CTSW EFI 2 RELAY EFI FUSE EFI MAIN RELAY EFII EFIO ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) F/PMP FUSE FAN TACH GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES ID CODE BOX (CENTER OF DASH) IREL ACMG VPMP LGND LT BLU WIRE LT GRN WIRE NCA WIRE OXYGEN SENSOR (BANK 1 SENSOR 2) (RIGHT SIDE EXHAUST SYSTEM) OXYGEN SENSOR (BANK 2 SENSOR 2) (LEFT SIDE EXHAUST SYSTEM) PNK SFTD WIRE PNK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE RED/ VIO WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE SFTU CCS SKSW SPD KSW STARTING/CHARGING SYSTEM STSW STSW CCHG PPMP VCPP EPPM CANL CANH TAM ETAM TC STP MPMP IMI IMO VIO WIRE VIO/RED WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 4 5 PNK WIRE A/F EFI 2 FUSE FUSE A/F RELAY AE (RIGHT REAR OF ENGINE COMPT) ANTI-THEFT SYSTEM B+ PNK WIRE BATT IGSW BLK WIRE BLK/RED WIRE BLU WIRE CANL CANH CCS COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM EFI MAIN FUSE EFI MAIN RELAY ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FA (LEFT REAR OF ENGINE) GRN WIRE GROUND J/C 1 (LEFT REAR OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES KA (LEFT KICK PANEL) KICK DOWN SWITCH ASSEMBLY LT GRN WIRE MREL IREL FPC NEO PNK WIRE NSW IMO IMI ORG/ WIRE PNK 13 14 WIRE PNK 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 WIRE PNK 7 8 9 WIRE PNK PNK WIRE PNK WIRE RED WIRE RFC EPA SHIFT POSITION INDICATOR SPCN SR SFTD SFTU CAN- CAN+ PNK WIRE STA TC SNWI PWR STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM STP KD TACH SPSW TRANSMISSIONS SYSTEM VCPA SPD KSW PNK PNK WIRE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

14 15 PNK WIRE 18 19 20 PNK WIRE 21 22 23 24 PNK WIRE 22 23 24 PNK WIRE BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE CANISTER PRESSURE SENSOR ETCS FUSE EFI 2 FUSE F/PMP RELAY FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IG 2 RELAY ENERGIZED INSTRUMENT CLUSTER (UNDER SYSTEM DRIVER SEAT) LEAK DETECTION PUMP CANISTER PUMP MODULE (CENTER REAR OF VEHICLE) LT BLU WIRE LT GRN WIRE NCA WIRE PNK WIRE RED/BLK WIRE RED/BLU WIRE STOP LAMP SWITCH (LEFT SIDE OF DASH) VENT VALVE VIO WIRE VVL+ VVR+ VVT SENSOR (BANK 1 INTAKE SIDE) (RIGHT FRONT OF ENGINE) VVT SENSOR (BANK 2 INTAKE SIDE) (FRONT OF LEFT CYLINDER HEAD) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 PNK WIRE A/C AMPLIFIER (CENTER OF DASH) ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECO ECOS EFI MAIN 2 RELAY ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FUEL PMP FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INJ FUSE INJ RELAY KA (LEFT KICK PANEL) LT GRN WIRE NORMAL OFF VSC ORG/ WIRE PNK 18 19 20 21 22 23 24 25 26 WIRE PNK 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 WIRE PNK 28 29 30 31 32 33 34 35 36 WIRE PNK 7 8 9 WIRE PNK PNK WIRE PNK WIRE RED WIRE SNOW SPORT VIO WIRE W/O ADAPTIVE VARIABLE SUSPENSION WHT WIRE WHT/BLK WIRE YEL WIRE

+BM 18 19 20 PNK WIRE 21 22 23 24 PNK WIRE AIR CONDITIONING SYSTEM BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CAMSHAFT TIMING OIL CONTROL VALVE (BANK 1 EXHAUST) (RIGHT CYLINDER HEAD) CAMSHAFT TIMING OIL CONTROL VALVE (BANK 1 INTAKE) (RIGHT CYLINDER HEAD) CRANK POSITION SENSOR (LEFT FRONT OF ENGINE) ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IG 2 RELAY ENERGIZED IGN FUSE LCKI LT BLU WIRE LT GRN WIRE NCA WIRE NE+ ORG/ WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED RH-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SFTD SFTU STOP SW FUSE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 PNK WIRE 28 29 PNK WIRE AB (LEFT REAR OF ENGINE COMPT) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (LEFT SIDE OF DASH) ENGINE ROOM J/B 1 FA (LEFT REAR OF ENGINE) FP- FPC GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT GRN WIRE P/I-B FUSE PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) PNK 18 19 20 21 22 23 24 25 26 WIRE PNK 28 29 30 31 32 33 34 35 36 WIRE PNK 7 8 9 WIRE PNK WIRE QB (LEFT SIDE OF TRUNK) RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SFTD SFTU SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE) SKSW STARTING/ CHARGING SYSTEM STP+ TRANSMISSION CONTROL ECU ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DOME FUSE ECT PWR IND ECT SNOW IND ENGINE OIL LEVEL SENSOR (BOTTOM OF ENGINE) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) IND MALFUNCTION INPUT INPUT CIRCUIT CIRCUIT LAMP LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MASTER IND MICRO COMPUTER MICRO COMPUTER (SUB) MPX- EFI MPX+ MPX-B FUSE MULTI-INFORMATION DISPLAY NCA WIRE ORG/ WIRE PATTERN SELECT SWITCH ASSEMBLY 1 PNK WIRE PNK/BLU WIRE POWER SUPPLY CIRCUIT PWR RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU (RIGHT END OF DASH) SNOW SPEEDOMETER TACHOMETER VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

28 29 PNK WIRE AE (RIGHT REAR OF ENGINE COMPT) BLK WIRE BLU WIRE BRN WIRE ENERGIZED INSTRUMENT PANEL J/B (LEFT END OF DASH) FA (LEFT REAR OF ENGINE) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM ETCS FUSE R/B 2 (LEFT SIDE OF ENGINE COMPT) HOT W/ IGN 1 FUSE IGN 2 FUSE J/C 5 (LEFT SIDE OF ENGINE COMPT) LEFT PADDLE SHIFT SWITCH LT GRN WIRE ORG/ WIRE PNK 13 14 15 16 17 WIRE PNK 3 4 WIRE PNK RIGHT STEERING PAD PNK SWITCH WIRE PNK WIRE RED WIRE RIGHT PADDLE SHIFT SWITCH SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY STOP FUSE SWITCH WIRE 1 VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/F FUSE A/F RELAY BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES IGNITION COIL 1 (TOP RIGHT OF ENGINE) IGNITION COIL 2 (LEFT TOP OF ENGINE) IGNITION COIL 3 (TOP RIGHT OF ENGINE) IGNITION COIL 4 (LEFT TOP OF ENGINE) IGNITION COIL 5 (TOP RIGHT OF ENGINE) IGNITION COIL 6 (LEFT TOP OF ENGINE) INJ FUSE INJ RELAY NCA WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

+BM 12 13 14 15 PNK WIRE BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE CANISTER PRESSURE SENSOR ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) GRN WIRE GRN/ LT WIRE GRY WIRE INTAKE MASS AIR FLOW METER SUB-ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) LEAK DETECTION PUMP LT GRN WIRE MGND MPMP MTRB NE+ PNK 13 14 15 16 17 WIRE PNK 3 4 WIRE PNK WIRE PPMP RED WIRE SGND SHIELD THA VCC VENT VALVE VGND VIO WIRE VLVB VOUT VPMP VSV (PURGE) (RIGHT REAR OF ENGINE) WHT WIRE WHT/BLK WIRE YEL WIRE

AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) (RIGHT REAR OF ENGINE) AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) (LEFT REAR OF ENGINE) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE FP- FPD + FUEL PRESSURE SENSOR (REAR OF ENGINE) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE INJF KNOCK CONTROL SENSOR (BANK 1) (TOP RIGHT SIDE OF ENGINE) KNOCK CONTROL SENSOR (BANK 2) (TOP LEFT SIDE OF ENGINE) LT GRN WIRE LT GRN/BLK WIRE NCA WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

12 13 14 15 PNK WIRE BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) (BEHIND LEFT SIDE OF DASH) DRIVER DISPLAY E.F.I. ENGINE COOLANT TEMPERATURE SENSOR (RIGHT REAR OF ENGINE) ECU-ACC FUSE ENGINE OIL LEVEL SENSOR (BOTTOM RIGHT OF ENGINE) ENGINE OIL PRESSURE SWITCH (FRONT OF ENGINE) FB (RIGHT REAR OF ENGINE COMPT) FUEL PRESSURE SENSOR (REAR OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) KC (RIGHT KICK PANEL) LED DRIVER LOIL LT GRN WIRE OILW PNK 11 12 WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED SHIELD SHIELD 27 28 SPEAKER TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) EPR EX+ FPD + GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE INJF LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE LT GRN/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED VCPR VIO WIRE VVT SENSOR (BANK 1 EXHAUST SIDE) (RIGHT REAR OF ENGINE) VVT SENSOR (BANK 2 EXHAUST SIDE) (LEFT REAR OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE CAN L COMPUTER DATA LINES SYSTEM ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (TRANSMISSION WIRE) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) EX+ GRN WIRE GRY WIRE INSTRUMENT PANEL J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE METER FUSE OIL ORG/ WIRE P INJ FUSE PNK 11 12 WIRE PNK WIRE RED WIRE RELAY ENERGIZED SHIELD SHIELD 21 22 23 SHIELD 27 28 SLT- SLU+ VIO WIRE WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE EKNK ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON LEFT SIDE OF TRANSMISSION) ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE OIL PRESSURE EOIL OIL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE LT BLU WIRE LT GRN WIRE LT GRN/ BLK WIRE LT GRN/BLK WIRE NT- NT+ OIL ORG/ WIRE PNK STARTING/ CHARGING SYSTEM WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE SLT- SLT- SLT+ SLU+ SLU- SLU+ MOL STAR MOPS SWITCH (LOWER FRONT OF ENGINE) THA THA ETHA THW ETHW ALT TRANSMISSION REVOLUTION SENSOR (COUNTER GEAR) (RIGHT REAR OF TRANSMISSION) TRANSMISSION REVOLUTION SENSOR (TURBINE) (LEFT FRONT OF TRANSMISSION) VG 60 VIO WIRE 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

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