Cadillac STS I (2004-2007) ign Wiring diagrams

ABS IND. BLK WIRE BLU WIRE BRAKE FLUID PRESSURE SENSOR (ON REAR OF EBCM) BRAKE PEDAL POSITION SENSOR (ATTACHED TO TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE EBCM GMLAN GRN WIRE GRY WIRE GRY/BLK WIRE HI SPD GMLAN SER DATA W/U IGN INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL MODULE (IPM) LEFT FRONT WHEEL SPEED SENSOR (WSS) LEFT REAR WHEEL SPEED SENSOR (WSS) LO SPD GMLAN SER DATA LOGIC LOW REF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PPL PPL/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR (WSS) RIGHT REAR WHEEL SPEED SENSOR (WSS) STEER WHEEL POS SIG A STEER WHEEL POS SIG B STEERING ANGLE SENSOR (ON BASE OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TRACTION CONTROL IND TRACTION CONTROL SWITCH WHT WIRE YAW RATE, LATERAL ACCELERATION SENSOR (UNDER FRONT PASSENGER SEAT) YEL WIRE

15 6 LOW SPD GMLAN DATA GROUND 2 19 PNK IGNITION 1 VOLTAGE TRUNK AJAR SIG WIRE 21 22 LOW SPD GMLAN LOW SPD GMLAN 3.6L 4.6L 4 10 BATTERY B+ LOW SPD GMLAN DATA 4 5 15 16 HIGH SPD GMLAN- HIGH SPD GMLAN+ HIGH SPD GMLAN- HIGH SPD GMLAN+ 4 8 GROUND GROUND 5060 5060 COMPUTER DATA LINES SYSTEM 7 9 LOW SPD GMLAN DATA GROUND 9 14 HOOD OPEN SIG HOOD CLOSED SIG PPL BLK WIRE BLK/WHT WIRE CLASS 2 (SDM) COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR OPEN SW SIG DOOR OPEN SWITCH DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (DDM) ENGINE CONTROLS SYSTEM FRONT PASSENGER DOOR LATCH ASSEMBLY FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA HOOD AJAR SWITCH (RIGHT FRONT STRUT TOWER) HORN CTRL HORNS SYSTEM HOT AT ALL TIMES HOT W/ IGN 1 RELAY ENERGIZED IGN INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL MODULE (IPM) (BEHIND RIGHT SIDE OF DASH) LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR DOOR MODULE (LRDM) LOW SPD GMLAN DATA LT GRN WIRE ORG/BLK WIRE PARK LAMP CTRL PNK WIRE PPL REAR INTEGRATION MODULE (RIM) (UNDER LEFT SIDE OF REAR SHELF) RED/BLK WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER REAR SPEAKER SHELF) RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) RIM FUSE SECURITY IND SPLICE PACK STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TRUNK DIODE TRUNK LID RELEASE ACTUATOR UNDERHOOD FUSE BLOCK (IN ENGINE COMPT, NEXT TO LEFT STRUT TOWER) WHT WIRE YEL WIRE YEL/BLK WIRE

3.6L 4.6L 5076 PNK 7 WIRE BATTERY BATTERY CURRENT SENSOR (75 MM DOWNSTREAM FROM NEGATIVE BATTERY TERMINAL) BATTERY INDICATOR BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CURRENT SENSOR LOW REF CURRENT SENSOR SIG CURRENT SENSOR SUPPLY VOLT DK GRN WIRE FUSIBLE LINK GEN F-TERM GEN L-TERM GENERATOR GMLAN (ECM) GRY WIRE HI SPEED GMLAN SERIAL DATA - HOT W/ IGNITION 1 RELAY ENERGIZED IGN IGN 1 VOLTAGE INSTRUMENT PANEL CLUSTER (IPC) LO SPD GMLAN SERIAL DATA LOGIC PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE SPLICE PACK STARTER TAN WIRE TAN/BLK WIRE TCM/IPC/ ECM FUSE UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENG COMPT) WHT WIRE

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