Cadillac STS I facelift (2007-2011) Wiring diagram engine performance 4.4l vin d

2501 6120 2761 COMPUTER DATA LINES SYSTEM 335 3223 COOLING FANS SYSTEM 5 VOLT REF 1 5 VOLT REF 5 VOLT REF 1 BANK 2 SENS 2 BAROMETRIC PRESSURE (BARO) SENSOR (TOP RIGHT SIDE ENGINE) BLK WIRE BLK/WHT WIRE BRN WIRE CNSTR VENT FUSE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE (ECT) SENSOR (REAR OF RIGHT CYLINDER HEAD) EVAP CNSTR PURGE SOL CTRL LO SPD COOLING FAN RLY CTRL FUEL PUMP FUEL PUMP RELAY GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GROUND GRY WIRE GRY/BLK WIRE HI SPD GMLAN BUS + HI SPD GMLAN SERIAL DATA BUS - IAT 2 LOW REF LOW REF HOT AT ALL TIMES HOT AT ALL TIMES FUEL PUMP FUSE J/C LEFT FUEL TANK SENSOR LOW REF BARO SENS LOW REF LOW REF LT BLU WIRE LT GRN WIRE OIL LEVEL SW SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PARK/NEUTRAL SIG PNK WIRE PPL PPL/WHT WIRE RED/WHT WIRE RIGHT REAR FUSE BLOCK (UNDER STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSIONS SYSTEM VACUUM BYPASS VLV CTRL HTR LO CTRL (BANK 2 SENS 1) COOLANT PUMP RLY CTRL WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO TOP OF ACCELERATOR PEDAL) BANK 1 SENSOR 1 CONNECTOR) BANK 1 SENSOR 2 (ON RIGHT EXHAUST PIPE, AFTER CATALYTIC CONVERTER) BANK 2 SENSOR 2 (ON LEFT EXHAUST PIPE, AFTER CATALYTIC CONVERTER) BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IGN DATA INCLR PUMP FUSE INCLR PUMP RELAY INSTRUMENT PANEL CLUSTER (IPC) LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LOGIC LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP NCA WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

5-VOLT REF 1 A/C FAN HI FAN S/P SPD SPD CMPRSR CLTCH RELAY RELAY RELAY RELAY AIR CONDITIONING SYSTEM APP SENSOR 1 SIG APP SENSOR 2 SIG BATTERY POSITIVE VOLT BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL A/C COMPRESSOR COOLING FANS SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM 1 FUSE SNSR FUSE ECM/TCM BATT FUSE ECM/TCM IGN FUSE EVAP CANISTER VENT SOL CTRL FUEL PUMP RELAY CTRL FUEL TANK PRESS SENS SIG GRY WIRE GRY/WHT WIRE HI SPD COOLING FAN RLY CTRL HOT AT ALL TIMES HOT W/ RUN/ CRNK RELAY ENERGIZED INLET AIR PRESS SENS SIG INSIDE REARVIEW MIRROR (ISRVM) RADIO LO FAN LOW REF LT BLU WIRE MIL CTRL PNK WIRE PNK/BLK WIRE POWERTRAIN RLY CTRL PPL PPL 5 6 PPL/WHT WIRE PWR/TRN RELAY RED/WHT WIRE RUN/CRANK IGN 1 VOLT DATA WAKE UP ECM/TCM SERIAL SECONDARY FUEL LVL SENS SIG SIDE OF ENGINE COMPT) SNSR FUSE STARTER RLY COIL CTRL STARTING/ CHARGING SYSTEM STOP LAMP SW SIG TAN WIRE TAN/WHT WIRE TO EVEN COILS FUSE (DIAGRAM 4 OF 6) TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (RIGHT FRONT VEHICLE SPEED SIG W/ INFOTAINMENT SYSTEM 012, 014, 015 W/ INTELLIGENT HIGH BEAM CONTROL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK PNK/ WIRE BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU/WHT WIRE DK GRN WIRE EVEN COILS FUSE FROM PWR/TRN RELAY (DIAGRAM 3 OF 6) GRY/WHT WIRE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODULE 1 CONNECTOR) NCA WIRE ODD COILS FUSE ORG/BLK WIRE PLUG PNK 7 8 WIRE PNK WIRE PNK/ BLK WIRE PNK/BLK WIRE PPL PPL 11 12 13 14 15 16 PPL 3 4 5 6 PPL 5 6 PPL PNK WIRE PPL/WHT WIRE SPARK TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPT) YEL/BLK WIRE

20 21 22 23 24 25 26 27 28 29 PPL 5 VOLT REF BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION (CMP) SENSOR EXHAUST BANK 1 (TOP RIGHT FRONT CAMSHAFT POSITION (CMP) SENSOR EXHAUST BANK 2 (TOP LEFT FRONT OF ENGINE) CAMSHAFT POSITION (CMP) SENSOR INTAKE BANK 1 (TOP RIGHT FRONT OF ENGINE) CAMSHAFT POSITION (CMP) SENSOR INTAKE BANK 2 (TOP LEFT FRONT OF ENGINE) CKP SENS SIG CMP SIG CRANKSHAFT POSITION (CKP) SENSOR (TOP CENTER OF ENGINE) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRN WIRE GRY/BLK WIRE GRY/WHT WIRE LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE OF ENGINE) ORG/ WIRE ORG/BLK WIRE PNK 4 5 6 7 8 9 10 11 12 13 14 WIRE PNK 7 8 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 1 2 PPL 11 12 13 14 15 16 PPL 3 4 5 6 PPL PNK WIRE PPL/WHT WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

1 DK 2 PPL/ 20 21 22 23 24 25 26 27 28 29 PPL BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL LEVEL/ TEMPERATURE SENSOR (BOTTOM CENTER OF ENGINE OIL PAN) ENGINE OIL PRESSURE (EOP) SENSOR (ON LEFT SIDE OF ENGINE) FUEL INJ 6 CTRL FUEL INJ 7 CTRL FUEL INJ 1 CTRL GROUND GRN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE KNOCK SENSOR (KS) 1 (ON RIGHT SIDE OF ENGINE, UNDER INTAKE MANIFOLD) KNOCK SENSOR (KS) BANK 2 (ON LEFT SIDE OF ENGINE, UNDER INTAKE MANIFOLD) LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAF GND SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK 4 5 6 7 8 9 10 11 12 13 14 WIRE PNK WIRE PNK/BLK WIRE PPL PPL 1 2 PPL PNK WIRE PPL/WHT WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE BODY ASSEMBLY (TOP FRONT OF ENGINE) WHT TAN/ WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE