Lexus SC I (1991-2001) (under left ashtray) Wiring diagrams

1 2 5 6 7 8 AC STA TC STP 3 13 14 15 16 17 SLU+ SLN- SLT- PI OIL 18 23 26 PTNK CCS 4 5 6 7 8 9 10 PNK WIRE 9 10 EOM KSW TPC IMLD TXCT RXCK CODE AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAIDED BRN WIRE CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 2 (1998) (LEFT SIDE OF DASH) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE CONTROL MODULE (BEHIND LOWER RIGHT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES RELAY BLOCK 2 ETCS FUSE IGSW MREL SIL TRC+ ENG+ NEO +B TRC- ENG- EC JUNCTION BLOCK 1 JUNCTION BLOCK 3 KEY UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) NCO ORG/ WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RSPD SIL SLU+ SLN+ SLT+ NCO- PNK WIRE STI- PWR ACMG 12 13 16 TRANSPONDER KEY AMPLIFIER (BEHIND LEFT SIDE OF DASH) VSV (VAPOR PRESSURE SENSOR) (RIGHT FRONT CORNER OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

+BM 1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 PWRL 1 2 3 BATT SNWL SNWI DI FPC 12 14 16 17 18 19 20 25 (2000) 2 3 TC STP 4 5 6 7 8 9 10 PNK WIRE A/C CONTROL ASSY ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAID BRN WIRE BRN/WHT WIRE CL+ SLU- SLN- SLT- OIL 13 14 15 17 CRUISE CONTROL SWITCH CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 2 (LEFT SIDE OF DASH) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE CONTROL MODULE (UNUSED PINS NOT SHOWN) (BEHIND LOWER RIGHT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IGSW MREL SIL TRC+ ENG+ +B TRC- ENG- NEO IMLD EOM PI CCV STI- 4 10 JUNCTION BLOCK 1 JUNCTION BLOCK 3 KEY UNLOCK WARNING SWITCH LT GRN WIRE LT GRN/RED WIRE NCO+ PNK WIRE OCR- ORG/ WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RELAY BLOCK 2 ETCS FUSE RIGHT CAMSHAFT TIMING OIL CONTROL VALVE (TOP RIGHT FRONT OF ENGINE) RSPD PTNK CCS A/C SIL SLU+ SLN+ SLT+ NCO- TACH STA TACHOMETER TAIL FUSE MG CLT RELAY COOLING FAN ECU THEFT DETERENT INDICATOR TPC PWR ELS ACMG IDLO TRANSPONDER KEY AMPLIFIER (BEHIND LEFT SIDE OF DASH) TXCT CODE RXCK KSW 4 VEHICLE SPEED SENSOR (ON TRANSMISSION) VIO WIRE VSV (CANISTER CLOSED VALVE) (ON RIGHT SIDE OF ENGINE COMPT) VSV (PRESSURE SWITCHING VALVE) (UNDER RIGHT REAR OF VEHICLE) WHT RED/ WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE