Cadillac CTS I (2002-2007) ecm/tcm fuse Wiring diagrams

1-2 SHIFT SOL 4-5 SHIFT SOL 1525 239 SOL PWR FEED IGN VOLT A/T ISS HI SIG A/T ISS LO SIG PNK WIRE 2-3 SHIFT SOL VLV 4-5 SHIFT SOL VLV HI SPD GMLAN + HI SPD GMLAN - PPL 772 773 2762 TRS SIG B TRS SIG C TFT SENS LO REF BATTERY ANTI-LOCK BRAKES SYSTEM AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU/WHT WIRE ECM/TCM FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN RUN OR START IGN 1 RELAY LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PC SOL VLV LO CTRL 1-2 SHIFT SOL VLV PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL 2 6 14 DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) PRESSURE CONTROL SOLENOID TCC SOL VALVE 2-3 SHIFT SOL RED/WHT WIRE SER DATA (CAN) + SER DATA (CAN) - TAN WIRE TAN/WHT WIRE TCM/ IPC FUSE TFT SENS SIG THEFT FUSE TRANSMISSION CONTROL MODULE (TCM) (AT RIGHT FRONT OF ENGINE COMPT) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRS SIG A TRS SIG P BAS RLY CTRL 776 5371 UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL 4-5 SHIFT SOL 1525 239 SOL PWR FEED IGN VOLT A/T ISS HI SIG A/T ISS LO SIG PNK WIRE 2-3 SHIFT SOL VLV 4-5 SHIFT SOL VLV HI SPD GMLAN + HI SPD GMLAN - PPL 772 773 2762 TRS SIG B TRS SIG C TFT SENS LO REF BATTERY ANTI-LOCK BRAKES SYSTEM AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU/WHT WIRE ECM/TCM FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN RUN OR START IGN 1 RELAY LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PC SOL VLV LO CTRL 1-2 SHIFT SOL VLV PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL 2 6 14 DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) PRESSURE CONTROL SOLENOID TCC SOL VALVE 2-3 SHIFT SOL RED/WHT WIRE SER DATA (CAN) + SER DATA (CAN) - TAN WIRE TAN/WHT WIRE TCM/ IPC FUSE TFT SENS SIG THEFT FUSE TRANSMISSION CONTROL MODULE (TCM) (AT RIGHT FRONT OF ENGINE COMPT) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRS SIG A TRS SIG P BAS RLY CTRL 776 5371 UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

1807 1807 1807 PPL PPL PPL 1807 1807 PPL PPL CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA 28 1080 HORN RELAY CTRL PARK LAMP RELAY CTRL CONTROL PWR OUTPUT 5058 5059 ARMED SIGNAL ALARM ON SIGNAL BATTERY PPL 9 5 4 (IN PASSENGER COMPARTMENT, NEAR RIGHT REAR FUSE BLOCK) BATTERY GROUND BLK WIRE BLK/WHT WIRE BLU WIRE CLASS 2 SERIAL DATA ACCESSORY VOLTAGE DK BLU/WHT WIRE DK GRN WIRE DOOR OPEN DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (ON LEFT DOOR, UNDER DOOR TRIM) ECM/TCM FUSE GROUND HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN RUN OR START IGNITION KEY INTRUSION SENSOR JOINT CONNECTOR LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR DOOR MODULE (UNDER DOOR TRIM PANEL) LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LT BLU WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK PPL IGN 1 VOLTAGE ALARM ON SIGNAL TRUNK AJAR SWITCH SIGNAL WIRE PNK WIRE PPL CLASS 2 SERIAL DATA DOOR OPEN SWITCH SIGNAL PPL PPL PPL PPL PPL 1 2 3 4 5 6 7 READER/ EXCITER REAR INTEGRATION MODULE (UNDER PACKAGE SHELF TRIM PANEL) RED WIRE RED/WHT WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR DOOR MODULE (ON RIGHT REAR DOOR, UNDER DOOR TRIM PANEL) RIGHT REAR FUSE BLOCK (BELOW RIGHT REAR SEAT) RIM FUSE TAN WIRE TAN/WHT WIRE THEFT DETERRENT CONTROL MODULE (AT TOP OF STEERING COLUMN) THEFT FUSE TRANSPONDER TRUNK DR REL SOL RELAY TRUNK DR RELEASE FUSE UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

1314 419 EXTERIOR LIGHTS SYSTEM ENGINE CONTROLS 5.7L 818 1537 ANTI-LOCK BRAKES SYSTEM ABS INDICATOR B+ CLASS 2 (ECM) BACKLIGHTING BACKLIGHTING CTRL BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BREAK INDICATOR BRN WIRE BRN/WHT WIRE CHARGE INDICATOR CLASS 2 (DIM) CLASS 2 (EBCM) CLASS 2 (ECM) CLASS 2 (ECM) B+ CLASS 2 (RIM) CLASS 2 (SDM) COMPUTER DATA LINES SYSTEM CRUISE INDICATOR DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ECM/TCM FUSE ELEC PRNDL FUSE ELECTRONIC PRNDL ENGINE COOLANT TEMPERATURE INDICATOR EXTERIOR LIGHTS FASTEN SAFETY BELT INDICATOR FRONT FOG LAMPS INDICATOR FUEL LEVEL GROUND GRY WIRE HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN RUN OR START IGNITION 1 VOLTAGE INSTRUMENT PANEL CLUSTER (IPC) LED DIMMING SIG LEFT TURN INDICATOR LIGHTS ON INDICATOR LOGIC LOW TIRE PRESSURE INDICATOR LT BLU WIRE LT BLU/WHT WIRE MALFUNCTION IND LAMP (MIL) ORG/BLK WIRE PARK BRAKE SWITCH (ON PARK BRAKE ASSEMBLY) PNK WIRE PPL PPL/WHT WIRE RED/WHT WIRE RIGHT DRIVER INFORMATION CENTER (DIC) (5.7L) RIGHT TURN INDICATOR SECURITY INDICATOR SERIAL DATA PARK BRAKE SW SIG SIR INDICATOR SKIP SHIFT IND SPEEDOMETER CONTROL B+ CLASS 2 B+ SPEEDOMETER LOW ENGINE OIL PRESSURE IND SPORT MODE INDICATOR SYSTEM TACHOMETER TACHOMETER CONTROL TAN/WHT WIRE TCM/IPC FUSE TEMPERATURE TOWER) TRACTION CONTROL OFF INDICATOR TRANSMISSION RANGE SW SIG A TRANSMISSION RANGE SW SIG B TRANSMISSION RANGE SW SIG C TRANSMISSION RANGE SW SIG C TRANSMISSION RANGE SW SIG P TRANSMISSION RANGE SW SIG P TRANSMISSIONS SYSTEM COMPUTER DATA LINES SYSTEM TRIP ODOMETER TRIP RESET SW SIG TRIP RESET SWITCH TRIP/ODOMETER CTRL UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SIG VOLTAGE WAIT TO START INDICATOR (NOT USED) WHT WIRE WINTER MODE INDICATOR YEL WIRE

5.7L 5.7L (IN ENGINE HARNESS, 14 CM FROM ECT SENSOR CONNECTOR) A/T BANK 1 SENSOR 2 BANK 2 SENSOR 2 BATTERY BLK WIRE BLOWER FUSE BLOWER RELAY BRN WIRE CCP FUSE DASH INTEGRATION MODULE (DIM) DATA LINK CONNECTOR (DLC) DIM/ ALDL FUSE ECM FUSE (DIAGRAM 3 OF 7) ECM/TCM FUSE ENGINE CONTROL MODULE (ECM) EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID VALVE EXCEPT 5.7L FLASHER FUSE FUEL INJECTOR 1 FUEL INJECTOR 3 FUEL INJECTOR 5 FUEL INJECTOR 7 FUEL INJECTOR 3 FUEL INJECTOR 5 FUSIBLE LINK GENERATOR HI FAN FUSE HI SPEED FAN RELAY HVAC CONTROL MODULE IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 5 FUEL INJECTOR 1 INSTRUMENT PANEL CLUSTER (IPC) LOW FAN FUSE LOW SPEED FAN RELAY MAIN RELAY ODD INJ/ COIL FUSE ORG/ WIRE PNK PNK PNK PNK PNK WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK WIRE PNK/ PNK/ EXCEPT 5.7L 5.7L WIRE PNK/BLK WIRE POST 2 FUSE POWERTRAIN CONTROL MODULE (PCM) RED WIRE RED/WHT WIRE REVERSE LOCK OUT SOLENOID S/P FAN RELAY SKIP SHIFT SOLENOID SPARE FUSE STARTER THEFT DETERRENT CONTROL MODULE TO UNDERHOOD FUSE BLOCK (HORN RELAY) (DIAGRAM 2 OF 7) TO UNDERHOOD FUSE BLOCK (PRE 2/CAM TOS FUSE TRAILER PROVISIONS TRANSMISSION CONTROL MODULE (TCM) TURN SIGNAL/ HAZARD FLASHER MODULE VEHICLE SPEED SENSOR (VSS) VOLT CHECK FUSE WHT WIRE