Lexus SC II facelift (2005-2010) Wiring diagram engine performance 4.3l

ACCEL POSITION SENSOR (BEHIND LEFT CENTER OF DASH) ACMG VPMP AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM COOLING FANS SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CANL CANH CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ECT PWR IND ECT SNOW IND ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HP RFC IGSW TAM IH (UNDER STEERING COLUMN) LT BLU WIRE LT GRN WIRE MIL IND MPXB ORG/ BLU WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER SUPPLY CIRCUIT PPNP RED WIRE RED/BLK WIRE RED/YEL WIRE SKID CONTROL ECU (BEHIND LEFT END OF DASH) SPEEDOMETER STA MREL FC FPR STPI TAC TACH TACHOMETER TC STP MPMP IMI IMO VIO WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

BEHIND STRUT TOWER) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CIR OPN RELAY D-IG FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ED (REAR OF LEFT FENDER) EFI FUSE EFI RELAY EFII EFIO ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) ETCS FUSE F/ PMP RELAY FORWARD OF STRUT TOWER) FUEL PUMP RESISTOR (AT LEFT REAR OF ENGINE COMPT) FUEL PUMP, SENDER (IN FUEL TANK) GRN/BLK WIRE GRN/ORG WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B STOP FUSE (BEHIND LEFT KICK PANEL) HOT IN ON OR START IGN FUSE J/C 17 (LEFT REAR OF LUGGAGE COMPT) J/C 2 (IN ENGINE ROOM R/B 2) J/C 3 (IN ENGINE ROOM R/B 2) LT GRN WIRE OBD FUSE ORG/ WIRE RED WIRE RED/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLK WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE EFI 2 FUSE EKNK ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES IGNITION SWITCH KNOCK SENSOR (BANK 1) (ON TOP CENTER OF ENGINE) KNOCK SENSOR (BANK 2) (ON TOP CENTER OF ENGINE) LOCK LT GRN WIRE MOL MOPS NCA WIRE OIL PRESSURE SWITCH (ON LEFT FRONT SIDE OF ENGINE) ORG/ WIRE RED WIRE SHORT PIN 1 SHORT PIN 2 STARTER FUSE STARTER RELAY VEHICLE SPEED SENSOR (ELECTRONICALLY CONTROLLED TRANSMISSION) (ON TRANSMISSION) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK WIRE

B+ B- BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CANISTER PRESSURE SENSOR CANISTER PUMP MODULE (REAR OF VEHICLE CHASSIS) EB (RIGHT SIDE OF CYLINDER HEAD) EC (LEFT SIDE OF CYLINDER HEAD) GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE IH (UNDER STEERING COLUMN) J/C 24 (LEFT SIDE OF ENGINE COMPT) J/C 4 (IN ECU BOX) J/C 4, 5 (IN ECU BOX) LEAK DETECTION PUMP LEVEL TEMP LT GRN WIRE NCA WIRE ORG/ WIRE P/N SGND VCC VOUT VENT VALVE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

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/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (ON TOP RIGHT SIDE OF ENGINE) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT IN ON OR START INJ FUSE J/C 23 (LEFT SIDE OF ENGINE COMPT) MASS AIRFLOW (MAF) METER (ON RIGHT SIDE OF ENGINE COMPT, IN AIR INTAKE DUCT) NCA WIRE ORG/ WIRE PNK/BLU WIRE RED/BLU WIRE THA VSV (ACIS) (ON TOP RIGHT REAR OF ENGINE) VSV (PURGE) (ON TOP REAR OF ENGINE) WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

+BM ACIS AIR CONDITIONING SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CRANKSHAFT POSITION SENSOR (ON LEFT FRONT OF ENGINE) EB (RIGHT SIDE OF CYLINDER HEAD) ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE IGF IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 6 IGNITION IGNITION COIL, COIL, IGNITER 4 IGNITER 8 IGNITION IGNITION COIL, COIL, IGNITER 7 IGNITER 1 IGT INJ 8 INJ 6 INJ 4 INJ 2 J/C 23 (LEFT SIDE OF ENGINE COMPT) LCKI PRG INJ 7 INJ 5 INJ 3 INJ 1 LEFT CAMSHAFT TIMING OIL CONTROL VALVE (TOP LEFT SIDE OF ENGINE) LT GRN WIRE NCA WIRE NE- NE+ OCR- OCR+ PNK/BLU WIRE RED WIRE RED/BLU WIRE RIGHT VVT SENSOR (ON TOP RIGHT SIDE OF ENGINE) STARTING/CHARGING SYSTEM THA WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE