Cadillac DTS I (2005-2011) (right front of engine compt) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 BATT 4 3 2 1 LOW REF FEED BACK SIG GND MTR SPD CTRL 54 53 RLY CTRL A/C RELAY A/C CLTCH FUSE 4 A/C CLTCH RELAY 34 A/C COMPRESSOR CLUTCH (LOWER LEFT SIDE OF ENGINE) A/C REFRIGERANT PRESSURE SENSOR (ON A/C PRESSURE HOSE) AUXILIARY BLOWER MOTOR (IF EQUIPPED) (UNDER CENTER OF DASH) AUXILIARY BLOWER MOTOR CONTROL MODULE (IF EQUIPPED) (BEHIND MAIN BLOWER MOTOR) AUXILIARY HVAC CONTROL MODULE (IF EQUIPPED) (REAR OF CENTER CONSOLE) BACKLMP CTRL BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RIGHT REAR OF ENGINE) FAN 1 FUSE 27 FAN 1 RELAY 33 FAN 2 FUSE 26 FAN 2 RELAY 31 FAN 3 RELAY 32 GRY WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN RUN OR START HOT W/ PWR/TRN RELAY ENERGIZED HVAC/IPC IGN 1 FUSE 10 IGN RELAY 36 LEFT COOLING FAN (FRONT OF ENGINE COMPT) LOW SPD FAN SERIAL DATA + SERIAL DATA - A/C REF LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MTR SPD CTRL FEED BACK SIG SERIAL DATA ORG/ WIRE ORG/RED WIRE ORG/WHT WIRE OXY SNSR FUSE 6 PNK LOW REF ECT SENS SIG WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/DK GRN WIRE RIGHT COOLING FAN (FRONT OF ENGINE COMPT) SUNLOAD TWILIGHT SENSOR (TOP CENTER OF DASH) TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

53 35 55 PNK WIRE BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RIGHT REAR OF ENGINE) FAN 1 RELAY 33 FAN 2 FUSE 26 FAN 1 FUSE 27 FAN 2 RELAY 31 FAN 3 RELAY 32 GRY WIRE HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZED LEFT COOLING FAN (FRONT OF ENGINE COMPT) LO SPD FAN SERIAL DATA - SERIAL DATA + LOW REF SENS SIG LT BLU WIRE ORG/ WIRE OXY SNSR FUSE 6 PNK WIRE RIGHT COOLING FAN (FRONT OF ENGINE COMPT) RLY CTRL TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

1 2 3 4 5 6 IGN 1 VOL 17 3 PPL ACC SUPPLY VOL SET/COAST/RES/ 18 7 ACC SERIAL DATA STOP LAMP SW SIG 33 53 SERIAL DATA BUS - SERIAL DATA BUS + ACC WAKE-UP SERIAL DATA ACTIVE SIG ADAPTIVE DELUXE CRUISE CONTROL AHEAD SENS ALERT SENS BLK WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE ACTIVE IND CRUISE CONTROL SWITCH CRUISE IND CRUISE SW SIG CRUISE SWITCH DISTANCE SENSING CRUISE CONTROL (DSCC) MODULE (FORWARD OF RADIATOR) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) GMLAN (ECM) GMLAN SERIAL DATA GMLAN SERIAL DATA SERIAL DATA BUS + SERIAL DATA BUS - GND GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ IGN RELAY ENERGIZED HVAC/IPC IGN 1 FUSE 10 IGN IGN 1 VOL INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (TOP OF STEERING COLUMN) INFORMATION CENTER TELLTALE ASSEMBLY INSTRUMENT PANEL CLUSTER (IPC) LEFT STEERING WHEEL CONTROL SWITCH LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/PPL WIRE MDLS-BODY FUSE 43 NCA WIRE ON IND. ORG/ WIRE ORG/YEL WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RED/DK GRN WIRE RIGHT STEERING WHEEL CONTROL SWITCH SET SWITCH RESUME SWITCH STOP LAMP SW SIG TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT STRUT TOWER) UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VEHICLE AHEAD IND VEHICLE ALERT IND VEHICLE SPEED SENSOR (VSS) (ON TRANSAXLE CASE EXTENSION) WHT WIRE YEL/GRY WIRE

14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 18 24 HORN RLY CTRL PARK LP RLY CTRL 22 7 GMLAN SERIAL DATA DR LK MTR LK CTRL 5060 1663 1090 1178 746 1177 COMPUTER DATA LINES SYSTEM 6 4 GND BATT POS VOLT AJAR AJAR SW SIG ANTENNA SIG GND BLK WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DR LK MTR UNLK CTRL DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA GMLAN SERIAL DATA B+ GRN WIRE GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH ASSEMBLY) HOOD CLOSED SW SIG HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) KEYLESS ENTRY/ TIRE PRESSURE ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) LEFT "C" PILLAR) LOGIC LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE MDLS-BODY FUSE 43 NCA WIRE ORG/ WIRE PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT DDM FUSE 22 REAR SEAT) RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) SECURITY IND TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE VIO WIRE WHT WIRE

12 8 TRUNK AJAR SW SIG OPEN SW SIG 14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 19 18 24 PARK ENABLE SIG HORN RLY CTRL PARK LP RLY CTRL 22 7 9 GMLAN SERIAL DATA DR LK MTR LK CTRL DR LK MTR UNLK CTRL 6 4 GND BATT POS VOLT AJAR OPEN AJAR SW SIG ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) ANTENNA SIG GND BATT POS VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DDM FUSE 22 DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S DOOR.) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA GMLAN SERIAL DATA B+ GRN WIRE GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH ASSEMBLY) HOOD CLOSED SW SIG HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) KEYLESS ENTRY/ TIRE PRESSURE LEFT "C" PILLAR) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE MDLS-BODY FUSE 43 NCA WIRE ORG/ WIRE ORG/GRY WIRE PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT BCM REAR SEAT) (CHMSL) FUSE 39 RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) RIGHT MIDDLE DOOR LATCH ASSEMBLY (LIMOUSINE) (RIGHT MIDDLE DOOR TRIM PANEL) SEAT) SECURITY IND STOP LP RLY COIL SPLY VOLT TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE UPFITTER PROVISION (HEARSE) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

A/C COMPRESSOR CLUTCH AUTOMATIC TRANSMISSION BATTERY BLK WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE (BCM) BREAKOUT TO LICENSE LAMPS) COAX COIL/MODULE 1) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) ENGINE OIL PRESSURE (EOP) SWITCH FUEL PUMP, SENDER ASSEMBLY IGN STRTR RELAY 36 RELAY 30 IGNITION COIL IGNITION COIL/MODULE 2) IGNITION IGNITION COIL COIL INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) KEYLESS ENTRY ANTENNA LEFT "C" PILLAR) LEFT SIDE RIGHT SIDE OBJECT OBJECT SENSOR LAMP SENSOR LICENSE MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR ORG/ WIRE REAR WINDOW DEFOGGER REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RIGHT TAIL LAMP SECONDARY AIR INJECTION (AIR) PUMP SECONDARY AIR INJECTION (AIR) PUMP SOLENOID TRANSMISSION CONTROL MODULE (TCM) W/ OBSTACLE DETECTION SIDE INDICATOR WHT WIRE WINDSHIELD WIPER MOTOR WPR HI PCB RELAY

16 11 HEADLAMP HI BM RLY CTRL FOG LP RLY CTRL 17 12 8 PRK LP SW ON SIG HEADLAMP OFF SIG PRK LP SW ON SIG 1970 45 EXTERIOR LIGHTS SYSTEM 23 24 HEADLAMP LO BM RLY CTRL PRK LP RLY CTRL 94 524 307 WIPER/WASHER SYSTEM PPL AMBIENT LIGHT SENS SIG AUTOMATIC HIGH BEAM IND FRONT LIGHT SEN AUTO HEAD SWITCH BLK WIRE BLK/PPL WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EXTERIOR LIGHTS SYSTEM RIGHT HEADLAMP FOG LAMP PCB RELAY FOG LP FUSE 14 FRONT FOG LAMP SWITCH FRONT FOG LP SW SIG FUSE 10 GMLAN (BCM) GMLAN (BCM) IGN GMLAN SERIAL FOG LAMP IND DATA HEAD HEADLAMP SWITCH HIGH BEAM IND HIGH BEAM PCB RELAY HOT AT ALL TIMES HOT W/ IGN RELAY 36 ENERGIZED HVAC CONTROL MODULE INSTRUMENT PANEL CLUSTER (IPC) (CENTER OF DASH) HVAC/IPC IGN 1 INSIDE REARVIEW MIRROR (ISRVM) LEFT FOG LAMP LEFT FRONT FOG/ CORNERING LAMP LEFT HEADLAMP LEFT HEADLAMP BALLAST LEFT HIGH/LOW BEAM HEADLIGHT SOLENOID LO BEAM PCB RELAY LO SPD GMLAN SER DATA LOGIC LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT HI BEAM FUSE 16 LT LO BEAM FUSE 17 OFF AUTO ORG/ WIRE PARK PARK HEAD 2 8 PNK 24 18 25 WASHER SW SIG HEADLAMP SW HI BEAM SIG FTP SW SIG WIRE PNK PNK WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/LT GRN WIRE RED WIRE RIGHT FOG LAMP RIGHT FRONT FOG/ CORNERING LAMP RIGHT HEADLAMP RIGHT BALLAST HIGH/LOW BEAM HEADLIGHT SOLENOID RT HI BEAM FUSE 15 RT LO BEAM FUSE 18 SERIAL IGN 1 DATA VOLT SUNLOAD TWILIGHT SENSOR (TOP CENTER OF DASH) TAN WIRE TAN/WHT WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 18 24 HORN RLY CTRL PARK LP RLY CTRL 22 7 GMLAN SERIAL DATA DR LK MTR LK CTRL 5060 1663 1090 1178 746 1177 COMPUTER DATA LINES SYSTEM 6 4 GND BATT POS VOLT AJAR AJAR SW SIG ANTENNA SIG GND BLK WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DR LK MTR UNLK CTRL DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA GMLAN SERIAL DATA B+ GRN WIRE GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH ASSEMBLY) HOOD CLOSED SW SIG HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) KEYLESS ENTRY/ TIRE PRESSURE ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) LEFT "C" PILLAR) LOGIC LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE MDLS-BODY FUSE 43 NCA WIRE ORG/ WIRE PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT DDM FUSE 22 REAR SEAT) RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) SECURITY IND TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE VIO WIRE WHT WIRE

12 8 TRUNK AJAR SW SIG OPEN SW SIG 14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 19 18 24 PARK ENABLE SIG HORN RLY CTRL PARK LP RLY CTRL 22 7 9 GMLAN SERIAL DATA DR LK MTR LK CTRL DR LK MTR UNLK CTRL 6 4 GND BATT POS VOLT AJAR OPEN AJAR SW SIG ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) ANTENNA SIG GND BATT POS VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DDM FUSE 22 DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S DOOR.) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA GMLAN SERIAL DATA B+ GRN WIRE GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH ASSEMBLY) HOOD CLOSED SW SIG HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) KEYLESS ENTRY/ TIRE PRESSURE LEFT "C" PILLAR) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE MDLS-BODY FUSE 43 NCA WIRE ORG/ WIRE ORG/GRY WIRE PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT BCM REAR SEAT) (CHMSL) FUSE 39 RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) RIGHT MIDDLE DOOR LATCH ASSEMBLY (LIMOUSINE) (RIGHT MIDDLE DOOR TRIM PANEL) SEAT) SECURITY IND STOP LP RLY COIL SPLY VOLT TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE UPFITTER PROVISION (HEARSE) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

1 2 3 4 5 6 FLUID SW SIG FLUID IND CTRL 1 2 BATT POS VOLT GROUND 14 18 7 15 SENSOR SIGNAL 2 SENSOR SIGNAL 1 PARK SW SIG WASHER RLY CTRL 21 20 HIGH SPEED RLY CTRL WIPER RLY CTRL 4 3 2 1 ACC VOLT GROUND SEN SIG 1 SEN SIG 2 9 24 8 5 WIPER SW LOW SIG WASHER SW SIG GROUND WIPER SW HIGH SIG PNK WIRE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) ENGINE COMPT) GRN WIRE GROUND WASHER SW SIG RUN IGN 3 VOLT PNK WIRE GRY WIRE HEATED WASHER FLUID IND CTRL HEATED WASHER FLUID SWITCH HIGH MIST LOW OFF INT HOT AT ALL TIMES HOT W/ RAP-HC RELAY 70 ENERGIZED HOT W/ RUN RELAY 64 ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW OFF INT LOW WASHER FLUID IND SIG LT BLU WIRE LT GRN WIRE MIST ORG/ WIRE ORG/GRY WIRE PARK SWITCH PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL HIGH PUMP (ON WASHER FLUID RESERVOIR) RAP 2 FUSE 33 REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RED/GRY WIRE RUN 2 FUSE 10 TAN WIRE TAN/DK GRN WIRE TAN/YEL WIRE TURN SIGNAL/MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) W/ HEATED NOZZLE W/ LIMOUSINE WASHER SWITCH WHT WIRE WINDSHIELD OUTSIDE MOISTURE SENSOR (IF EQUIPPED) (INSIDE REARVIEW MIRROR) WINDSHIELD WASHER FLUID WINDSHIELD WASHER FLUID LEVEL SWITCH (ON WINDSHIELD WASHER RESERVOIR) WINDSHIELD WIPER MOTOR (LEFT REAR OF WIPER SWITCH WPR FUSE WPR HI PCB RELAY WPR PCB RELAY WSH PCB RELAY WSW HTR FUSE WSW MTR FUSE 19 YEL WIRE YEL/PPL WIRE