Lexus SC II (2001-2005) Wiring diagram engine performance 4.3l

+B +BM A/C SYSTEM A/C SYSTEM A/C SYSTEM ACCEL PEDAL POSITION SENSOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ECT PWR. ECT SNOW ED (REAR OF LEFT FENDER) EFII EFIO ENG 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 PRE SIL J/C 9 (BEHIND TOP LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE MIL IND NEO NEO TBP ORG/ WIRE PNK TRC+ ENG+ WIRE PNK WIRE PNK/BLK WIRE PTNK RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RFC SIL SKID CONTROL ECU (BEHIND LEFT END OF DASH) SPEEDOMETER STA MREL FC FPR ACMG IGSW TAM ETAM TAC TACH TACHOMETER TC STP TRC+ TRC- ENG- CCS VAPOR PRESSURE SENSOR (UNDER LEFT REAR OF VEHICLE) VCC VIO WIRE VPA EPA VCPA WFSE IMO IMI PTNK EPTK VPTK WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WSFE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE CIR OPN RELAY D-IG FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ED (REAR OF LEFT FENDER) EFI FUSE EFI RELAY ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ETCS FUSE F/ PMP RELAY FUEL PUMP RESISTOR (LEFT REAR OF ENGINE COMPT) FUEL PUMP, SENDER (IN FUEL TANK) GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 17 (LEFT QUARTER PANEL) J/C 2 (IN ENGINE ROOM R/B 2) LT GRN WIRE ORG/ WIRE RED WIRE RED/YEL WIRE STOP FUSE STPI VSV (VAPOR PRESSURE SENSOR) (UNDER LEFT REAR OF VEHICLE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRN WIRE ED (REAR OF LEFT FENDER) EFI 2 FUSE EKNL ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) EOIL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HTL IGNITION SWITCH KNKL KNKR LEFT KNOCK SENSOR (ON TOP CENTER OF ENGINE) LOCK MOL NCO O/D DIRECT CLUTCH SPEED SENSOR (ON TRANS) OIL P/N RED WIRE RIGHT KNOCK SENSOR (ON TOP CENTER OF ENGINE) SHORT PIN 1 SHORT PIN 2 SLN- SLT- SLU+ STARTER FUSE STARTER RELAY VEHICLE SPEED SENSOR (ELECTRONICALLY CONTROLLED TRANSMISSION) (ON TRANS) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

ATL BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED BRAIDED 12 13 14 15 16 17 BRN WIRE DRIVER SIDE J/B EB (RIGHT SIDE OF CYL HEAD) EC (LEFT SIDE OF CYL HEAD) J/C 7 (IN ECU BOX) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT IN ON OR START IGN FUSE INJ FUSE J/C 4, J/C 5 (IN ECU BOX) J/C 9, J/C 10 (BEHIND TOP LEFT END OF DASH) LT GRN WIRE NSSD NSSL ORG/ WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE SLN- SLN- SLU+ SLT- SLT- OT SLU+ TEMP LEVEL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED 12 13 14 15 16 17 BRN WIRE ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH FUEL INJ 1 FUEL INJ 3 FUEL INJ 8 FUEL INJ 6 FUEL INJ 4 FUEL INJ 2 FUEL INJ 7 FUEL INJ 5 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (ON EXHAUST SYSTEM, NEAR CATALYTIC CONV) IH (UNDER STEERING COLUMN) MPX PNK 4 5 6 7 WIRE PNK WIRE PNK/BLU WIRE PWR PWR SNOW SNOW THA WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

A/C SYSTEM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRAIDED BRAIDED BRN WIRE EB (RIGHT SIDE OF CYL HEAD) EB (SIDE OF RIGHT CYL HEAD) EC (LEFT SIDE OF CYL HEAD) ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HTR ETHA THA IGNITION COIL, IGNITER 1 IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 4 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 6 IGNITION COIL, IGNITER 7 IGNITION COIL, IGNITER 8 LCKI LEFT CAMSHAFT TIMING OIL CONTROL VALVE (ON TOP LEFT SIDE OF ENGINE) LEFT VVT SENSOR (ON TOP LEFT SIDE OF ENGINE) LT GRN WIRE M- M+ NE- NE+ OCR- OCR+ OCV- OCV+ MOPS OIL PRESSURE SWITCH (ON LEFT FRONT SIDE OF ENGINE) PNK 4 5 6 7 WIRE PNK 8 6 4 2 VVR- VVR+ EVVR ACIS CCV WIRE PNK/BLU WIRE PRG 7 5 3 1 RED WIRE RED/BLU WIRE RIGHT CAMSHAFT TIMING OIL CONTROL VALVE (ON TOP RIGHT SIDE OF ENGINE) RIGHT VVT SENSOR (ON TOP RIGHT SIDE OF ENGINE) THROTTLE CONTROL MOTOR (ON THROTTLE BODY) THROTTLE CONTROL SENSOR (ON THROTTLE BODY) THW ETHW EVG VG VVL+ VVL- EVVL ENE ETA VC WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE