Cadillac STS I (2004-2007) Wiring diagram engine performance 4.6l vin a

2500 2501 COMPUTER DATA LINES SYSTEM A/C PRESS LOW REF APP LOW REF APP LOW REF A/C REFRIGERANT PRESSURE SENSOR (NEAR LEFT FRONT STRUT TOWER) A/C SYSTEM ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO TOP OF ACCELERATOR PEDAL) APPS 1 SIG VEHICLE SPEED SIG MAF SEN SIG BLK WIRE BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM 473 5069 DATA WAKE-UP DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM, TCM FUSE ENGINE CONTROL MODULE (ECM) (BELOW LEFT HEADLAMP) EVAP VENT SOL CTNL A/C PRESS SENS SIG EVAPORATIVE EMISSIONS (EVAP) CANISTER VENT SOLENOID (ABOVE REAR DIFFERENTIAL) EXTERIOR LIGHTS SYSTEM 17 447 FAN RLY CTRL MAIN RLY CTRL FUEL PMP RLY CNTL MIL CNTL A/C COMP CLTCH RLY FUSE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START IAT SEN SIG IAT SIG IGN IGN 1 VLT IGN 1 VLT IGN 1 VLT BATTERY + VLT APPS 2 SIG PNK PNK WIRE INSIDE REARVIEW MIRROR INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL MODULE (IPM) LO SPD COOL FAN RLY LOGIC LOW REF LT BLU WIRE MAF LOW REF A/C PRESS LOW REF MAIN RELAY MASS AIR FLOW (MAF) SENSOR (IN AIR INTAKE DUCT) MIL IND ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL RADIO RED/WHT WIRE SENS SIG SENSOR 1 STARTING SYSTEM STOPLAMP SW SIG STRTR ENABLE RLY CNTL TAN WIRE TAN/BLK WIRE TCM/ IPC/ ECM FUSE TO EVEN COILS FUSE (DIAGRAM 4 OF 5) TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BANK 1 SENSOR 2 (DOWNSTREAM OF RIGHT CATALYTIC CONVERTER) BANK 2 SENSOR 2 (DOWNSTREAM OF LEFT CATALYTIC CONVERTER) BLK WIRE CAM FUSE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE (ECT) SENSOR (REAR OF RIGHT CYLINDER HEAD) ENGINE OIL PRESSURE (EOP) SENSOR (LEFT SIDE OF ENGINE) EVAPORATIVE EMISSION (EVAP) CANISTER PURGE VALVE (REAR OF ENGINE) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 4 OF 5) FUSE GRY WIRE GRY/WHT WIRE HEATED OXYGEN HEATED OXYGEN SENSOR LT GRN WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (FRONT CENTER OF ENGINE) NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE CANISTER VENT FUSE CTRL ACTUATOR SIG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (BELOW LEFT HEADLAMP) EOPLOW REF FTP LOW REF FTP SENS SIG FUEL LEV SEN SIG FUEL LEVEL SENSOR FUEL PUMP FUEL PUMP MOTOR RELAY FUEL PUMP MTR FUSE FUEL TANK PRESSURE (FTP) SENSOR GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE OIL LEV SW SIG OIL PRESSURE SEN SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PPL PPL/WHT WIRE RED/WHT WIRE RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) SECONDARY FUEL SENDER ASSEMBLY SPLICE PACK TAN WIRE TAN/WHT WIRE TRANSMISSIONS SYSTEM WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COIL MODULE 1) COIL MODULE 7) DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EVEN COILS FUSE FROM MAIN RELAY (DIAGRAM 1 OF 5) FUEL INJECTOR FUSE (DIAGRAM 2 OF 5) GRN WIRE GRY WIRE IGNITION COIL/ MODULE 1 IGNITION COIL/ MODULE 2 IGNITION COIL/ MODULE 3 IGNITION COIL/ MODULE 4 IGNITION COIL/ MODULE 5 IGNITION COIL/ MODULE 6 IGNITION COIL/ MODULE 7 IGNITION COIL/ MODULE 8 LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ODD COILS FUSE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/ BLK WIRE PNK/BLK WIRE PPL PPL 15 16 17 18 19 PPL/WHT WIRE RED WIRE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION ACTUATOR SOLENOID EXHAUST BANK 1 (FRONT OF RIGHT CYL HEAD) CAMSHAFT POSITION ACTUATOR SOLENOID EXHAUST BANK 2 (FRONT OF LEFT CYL HEAD) CAMSHAFT POSITION ACTUATOR SOLENOID INTAKE BANK 1 (FRONT OF RIGHT CYL HEAD) CAMSHAFT POSITION ACTUATOR SOLENOID INTAKE BANK 2 (FRONT OF LEFT CYL HEAD) CAMSHAFT POSITION SENSOR EXHAUST BANK 1 CAMSHAFT POSITION SENSOR EXHAUST BANK 2 CAMSHAFT POSITION SENSOR INTAKE BANK 1 CAMSHAFT POSITION SENSOR INTAKE BANK 2 CHARGING CIRCUIT CKP SEN 1 SIG KNOCK SEN 2 SIG GEN FIELD DUTY CYC SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SEN SIG EVAP CAN PRG SOL CNTL ENGINE CONTROL MODULE (ECM) (BELOW LEFT HEADLAMP) FUEL INJ 4 CNTL GEN TURN ON SIG IC 6 CNTL GROUND GRY WIRE KNOCK SENSOR (KS) 1 (UNDER INTAKE MANIFOLD) KNOCK SENSOR (KS) 2 (UNDER INTAKE MANIFOLD) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAP LOW REF TPS LOW REF ECT LOW REF LOW REF MAP SEN SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK WIRE PPL PPL 15 16 17 18 19 PPL CKP LOW REF LOW REF PPL IC 1 CNTL IC 2 CNTL IC 7 CNTL IC 3 CNTL IC 4 CNTL IC 8 CNTL IC 5 CNTL PPL/WHT WIRE SEN SIG TAC MTR CNTL 1 TAC MTR CNTL 2 TAN WIRE TAN/WHT WIRE TPS 1 SIG TPS 2 SIG PPL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE