Cadillac CTS I (2002-2007) engine control module (front of right valve cover) Wiring diagrams

28 29 PPL BLK/WHT WIRE BLUNT CUT) BRN WIRE CMP SIG CMP SIG GEN FDC SIG CMP SOL CTRL CMP SOL CTRL CRANKSHAFT POSITION SENSOR (RIGHT SIDE OF ENGINE) DK BLU WIRE DK BLU/BLK WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SIG ENGINE CONTROL MODULE (FRONT OF RIGHT VALVE COVER) FUEL INJECTORS GRY WIRE GRY/BLK WIRE GRY/WHT WIRE IC 3 CTRL CKP SENS LO IC 4 SIG CKP HI IC 6 CTRL IC 2 CTRL INJ 2 CTRL INJ 1 CTRL INJ 6 CTRL KNOCK SENSOR (BANK 1) (ON RIGHT SIDE OF ENGINE BLOCK) KNOCK SENSOR (BANK 2) (LEFT SIDE OF ENGINE) KS 1 SIG PPL LOW REF LOW REF PPL LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK CMP SOL CTRL CMP SOL CTRL TAC MTR CTRL WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE STARTING/ CHARGING SYSTEM TAC MTR CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TP SIG BARO SIG WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

847 400 ANTI-LOCK BRAKES SYSTEM ACC VOLT CC SW SIG APP SENS SIG ACCELERATOR PEDAL POSITION SENSOR (ABOVE ACCELERATOR PEDAL) ANTI-LOCK BRAKES SYSTEM APPROXIMA- TELY 24 CM FROM EBCM CONNECTOR) AUTOMATIC TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY BLK WIRE BLK/WHT WIRE BRK SW SIG VEHICLE SPEED SIGNAL BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRANK VOLT P/N SIG EVAP SOL CTRL CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE ENGINE CONTROL MODULE (FRONT OF RIGHT VALVE COVER) EVAP CANISTER VENT SOLENOID (ABOVE REAR DIFFERENTIAL) FUEL LEV SIG MAF SIG APP SENS 2 SIG FUEL LEVEL SENSOR FUEL PUMP, SENDER ASSEMBLY GMLAN BUS- GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES IGN 1 VOLT IGNITION SWITCH INSTRUMENT PANEL CLUSTER LAN BUS + LOCK OFF LOGIC LOW REF LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK IGN 1 VOLT FAN RLY CTRL ENG SPD SIG WIRE PNK WIRE PNK/BLK WIRE PPL PPL LOW REF A/C REF PRES RLY COIL SUPP IAT SIG TANK PRES SIG PPL/WHT WIRE RED/WHT WIRE REQ TORQ SIG RLY COIL CTRL BATTERY + DELV TORQUE SIG RLY CTRL FAN RLY CTRL RUN WIRE SECONDARY FUEL SENDER ASSEMBLY SOUND SYSTEM SPEED STARTING/ CHARGING SYSTEM 447 1440 464 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TC DATA SIG CLASS 2 DATA CLU RLY CTRL MIL CTRL PPL TRANSMISSION CONTROL MODULE (AT RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SENSOR (ON LEFT REAR OF TRANSMISSION) VSS VSS SER DATA BUS MAIN RLY CTRL LOW REF LOW REF FUEL LEV SENS WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

28 29 PPL BLK/WHT WIRE BLUNT CUT) BRN WIRE CMP SIG CMP SIG GEN FDC SIG CMP SOL CTRL CMP SOL CTRL CRANKSHAFT POSITION SENSOR (RIGHT SIDE OF ENGINE) DK BLU WIRE DK BLU/BLK WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SIG ENGINE CONTROL MODULE (FRONT OF RIGHT VALVE COVER) FUEL INJECTORS GRY WIRE GRY/BLK WIRE GRY/WHT WIRE IC 3 CTRL CKP SENS LO IC 4 SIG CKP HI IC 6 CTRL IC 2 CTRL INJ 2 CTRL INJ 1 CTRL INJ 6 CTRL KNOCK SENSOR (BANK 1) (ON RIGHT SIDE OF ENGINE BLOCK) KNOCK SENSOR (BANK 2) (LEFT SIDE OF ENGINE) KS 1 SIG PPL LOW REF LOW REF PPL LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK CMP SOL CTRL CMP SOL CTRL TAC MTR CTRL WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE STARTING/ CHARGING SYSTEM TAC MTR CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TP SIG BARO SIG WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

847 400 ANTI-LOCK BRAKES SYSTEM ACC VOLT CC SW SIG APP SENS SIG ACCELERATOR PEDAL POSITION SENSOR (ABOVE ACCELERATOR PEDAL) ANTI-LOCK BRAKES SYSTEM APPROXIMA- TELY 24 CM FROM EBCM CONNECTOR) AUTOMATIC TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY BLK WIRE BLK/WHT WIRE BRK SW SIG VEHICLE SPEED SIGNAL BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRANK VOLT P/N SIG EVAP SOL CTRL CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE ENGINE CONTROL MODULE (FRONT OF RIGHT VALVE COVER) EVAP CANISTER VENT SOLENOID (ABOVE REAR DIFFERENTIAL) FUEL LEV SIG MAF SIG APP SENS 2 SIG FUEL LEVEL SENSOR FUEL PUMP, SENDER ASSEMBLY GMLAN BUS- GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES IGN 1 VOLT IGNITION SWITCH INSTRUMENT PANEL CLUSTER LAN BUS + LOCK OFF LOGIC LOW REF LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK IGN 1 VOLT FAN RLY CTRL ENG SPD SIG WIRE PNK WIRE PNK/BLK WIRE PPL PPL LOW REF A/C REF PRES RLY COIL SUPP IAT SIG TANK PRES SIG PPL/WHT WIRE RED/WHT WIRE REQ TORQ SIG RLY COIL CTRL BATTERY + DELV TORQUE SIG RLY CTRL FAN RLY CTRL RUN WIRE SECONDARY FUEL SENDER ASSEMBLY SOUND SYSTEM SPEED STARTING/ CHARGING SYSTEM 447 1440 464 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TC DATA SIG CLASS 2 DATA CLU RLY CTRL MIL CTRL PPL TRANSMISSION CONTROL MODULE (AT RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SENSOR (ON LEFT REAR OF TRANSMISSION) VSS VSS SER DATA BUS MAIN RLY CTRL LOW REF LOW REF FUEL LEV SENS WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE