Cadillac CTS II (2007-2014) tan/wht Wiring diagrams

1 3 LO SERIAL DATA HI SERIAL DATA 12 10 DATA BUS - DATA BUS + 15 8 16 7 6 DATA BUS - DATA BUS + DATA BUS + DATA BUS - ACC WAKE UP SERIAL DATA 20 19 DATA BUS + DATA BUS - 3 1 HI SERIAL DATA LO SERIAL DATA 3 4 DATA BUS + DATA BUS - 35 37 DATA BUS + DATA BUS - 36 23 DATA BUS + DATA BUS - 37 24 21 33 DATA BUS + DATA BUS - LO SERIAL DATA HI SERIAL DATA 38 36 DATA BUS - DATA BUS + 8 7 DATA BUS + DATA BUS - A/T ACC WAKE UP SER DATA HI SPD GMLAN SER DATA BUS + ACC WAKE-UP SER DATA AUTOMATIC TRANSMISSION AWD, W/O PEDESTRIAN PROTECTION, W/ ONSTAR BUS-DATA CONTROL SOLENOID VALVE ASSEMBLY DATA BUS - DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) EXCEPT AWD EXCEPT AWD, W/O PEDESTRIAN PROTECTION, ONSTAR W/ PEDESTRIAN PROTECTION HEADLAMP CONTROL MODULE HI SPD GMLAN SER DATA BUS- LO SPD GMLAN SERIAL DATA LT BLU WIRE LT GRN/BLK WIRE M/T PEDESTRIAN IMPACT DETECTION MODULE SENSOR (UNDER CENTER CONSOLE) SERIAL DATA COM ENABLE SPLICE PACK STEERING WHEEL POSITION SENSOR TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (RIGHT SIDE OF DASH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) W/ HIGH INTENSITY DISCHARGE W/ ONSTAR W/O HIGH INTENSITY DISCHARGE W/O ONSTAR YAW RATE, LATERAL ACCELEROMETER

1 3 LO SERIAL DATA HI SERIAL DATA 12 10 DATA BUS - DATA BUS + 15 8 16 7 6 DATA BUS - DATA BUS + DATA BUS + DATA BUS - ACC WAKE UP SERIAL DATA 20 19 DATA BUS + DATA BUS - 3 1 HI SERIAL DATA LO SERIAL DATA 3 4 DATA BUS + DATA BUS - 35 37 DATA BUS + DATA BUS - 36 23 DATA BUS + DATA BUS - 37 24 21 33 DATA BUS + DATA BUS - LO SERIAL DATA HI SERIAL DATA 38 36 DATA BUS - DATA BUS + 8 7 DATA BUS + DATA BUS - A/T ACC WAKE UP SER DATA HI SPD GMLAN SER DATA BUS + ACC WAKE-UP SER DATA AUTOMATIC TRANSMISSION AWD, W/O PEDESTRIAN PROTECTION, W/ ONSTAR BUS-DATA CONTROL SOLENOID VALVE ASSEMBLY DATA BUS - DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) EXCEPT AWD EXCEPT AWD, W/O PEDESTRIAN PROTECTION, ONSTAR W/ PEDESTRIAN PROTECTION HEADLAMP CONTROL MODULE HI SPD GMLAN SER DATA BUS- LO SPD GMLAN SERIAL DATA LT BLU WIRE LT GRN/BLK WIRE M/T PEDESTRIAN IMPACT DETECTION MODULE SENSOR (UNDER CENTER CONSOLE) SERIAL DATA COM ENABLE SPLICE PACK STEERING WHEEL POSITION SENSOR TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (RIGHT SIDE OF DASH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) W/ HIGH INTENSITY DISCHARGE W/ ONSTAR W/O HIGH INTENSITY DISCHARGE W/O ONSTAR YAW RATE, LATERAL ACCELEROMETER

1 3 LO SERIAL DATA HI SERIAL DATA 12 10 DATA BUS - DATA BUS + 20 19 DATA BUS + DATA BUS - 3 1 HI SERIAL DATA LO SERIAL DATA 3 4 DATA BUS + DATA BUS - 35 37 DATA BUS + DATA BUS - 36 23 DATA BUS + DATA BUS - 37 24 21 33 DATA BUS + DATA BUS - LO SERIAL DATA HI SERIAL DATA 38 36 DATA BUS - DATA BUS + 8 7 DATA BUS + DATA BUS - A/T ACC WAKE-UP SER DATA AUTOMATIC TRANSMISSION BUS-DATA CONTROL SOLENOID VALVE ASSEMBLY DATA BUS - DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) HEADLAMP CONTROL MODULE HI SPD GMLAN SER DATA BUS (+) HI SPD GMLAN SER DATA BUS (-) HI SPD GMLAN SER DATA BUS- LT BLU WIRE LT GRN/BLK WIRE M/T PEDESTRIAN IMPACT DETECTION MODULE SENSOR (UNDER CENTER CONSOLE) SERIAL DATA SERIAL DATA COM ENABLE SPLICE PACK STEERING WHEEL POSITION SENSOR TAN WIRE TAN/BLK WIRE TAN/WHT WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) W/ HIGH INTENSITY DISCHARGE W/ ONSTAR W/O ONSTAR W/O PEDESTRIAN PROTECTION YAW RATE, LATERAL ACCELEROMETER

14 15 16 17 18 19 20 21 22 23 24 25 VARIABLE EFFORT STEERING ACTR CTRL 26 27 28 29 30 31 32 33 34 35 36 37 38 VARIABLE EFFORT STEERING ACTR SPLY VOLT 5-VOLT REF VEHICLE SPEED SIGNAL CAN BUS HIGH SERIAL DATA AUXILIARY BRAKE BOOSTER PUMP BATTERY POSITIVE VOLTAGE BLK WIRE BRAKE BOOSTER VACUUM SENSOR SIG BRAKE BOOSTER PUMP RLY CTRL BRAKE PRESSURE MODULATOR VALVE BRK VAC PUMP FUSE (EXCEPT 6.2L) BRN WIRE CAN BUS CAN BUS IGN HIGH LOW CAN BUS HIGH CAN BUS IGN LOW CAN BUS LOW SERIAL DATA COMPUTER DATA LINES SYSTEM DISPLY FUSE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (RIGHT FRONT CORNER OF ENGINE COMPT) GMLAN SERIAL DATA BUS+ GMLAN SERIAL DATA BUS+ BATTERY POSITIVE VOLTAGE GMLAN SERIAL DATA BUS- GMLAN SERIAL DATA BUS- GND GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) ABS HOT W/ IGN 1 RELAY ENERGIZED LEFT FRONT WHEEL SPEED SENSOR (WSS) (LEFT FRONT WHEEL HUB ASSEMBLY) LH FRT WHEEL SPD SENS SIG LH FRT WHEEL SPD SENS SIG LH RR WHEEL SPD SENS SIG RH FRT WHEEL SPD SENS SIG LOW REF RH FRT WHEEL SPD SENS SIG 12 VOLT REF 12 VOLT REF LT BLU WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/WHT WIRE RH RR WHEEL SPD SENS SIG RIGHT REAR WHEEL SPEED SENSOR (WSS) (RIGHT REAR WHEEL HUB ASSEMBLY) SERIAL DATA COMMUNICATION ENABLE STEERING WHEEL POSITION SENSOR (TOP OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TOSS/BRK ABS VAC RELAY FUSE (EXCEPT 6.2L) MTR FUSE FUSE WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER CENTER CONSOLE) YEL WIRE YEL/BLK WIRE

BATTERY VOLTAGE LR POSITION SENS BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY FUSE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ELECTRONIC SUSPENSION CONTROL (ESC) MODULE (LEFT SIDE OF LUGGAGE COMPT) GMLAN SER DATA - GMLAN SER DATA + LF SENSOR LOW REF RR DAMPING CTRL GMLAN SER DATA - GMLAN SER DATA + RF SENSOR LOW REF LR SENSOR LOW REF GMLAN SERIAL DATA GRN WIRE HOT AT ALL TIMES LEFT FRONT SHOCK ABSORBER ACTUATOR (TOP OF LEFT FRONT SHOCK) LEFT FRONT SUSPENSION POSITION SENSOR (IN LEFT FRONT STRUT TOWER) LEFT REAR SHOCK ABSORBER ACTUATOR (TOP OF LEFT REAR SHOCK) LEFT REAR SUSPENSION POSITION SENSOR (IN LEFT REAR STRUT TOWER) LF POSITION SENS RF POSITION SENS RR POSITION SENS LF SENS VOL REF RF SENS VOL REF LR SENS VOL REF RR SENS VOL REF LO SPD GMALN SERIAL DATA LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOGIC RADIO/HVAC CONTROL LR DAMPER LO REF RF DAMPER LO REF LF DAMPER LO REF SPD DATA COMM ENABLE LR DAMPING CTRL PPL RR DAMPER LO REF RF DAMPER CTRL LF DAMPER CTRL GROUND LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MRRTD FUSE NCA WIRE ORG/ WIRE ORG/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE RIDE CONTROL SWITCH RIGHT FRONT SHOCK ABSORBER ACTUATOR (TOP OF RIGHT FRONT SHOCK) RIGHT FRONT SUSPENSION POSITION SENSOR (IN RIGHT FRONT STRUT TOWER) RIGHT REAR SHOCK ABSORBER ACTUATOR (TOP OF RIGHT REAR SHOCK) RIGHT REAR SUSPENSION POSITION SENSOR (IN RIGHT REAR STRUT TOWER) RR SENSOR LOW REF TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

1491 6190 51 PNK WIRE 2 9 5881 901 LF DOOR HANDLE IC 2 CTRL 2 9 RF DOOR HANDLE IC 2 CTRL 3 7 8 9 11 10 13 15 NETWORK 2 DOOR LCK DOOR LATCH SERIAL DATA 6 4 GND B+ 7 1 3 BACKLIGHT LP RELEASE SIG GND BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR COUPE DK BLU WIRE DK GRN WIRE DR/LCK FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES KEYLESS ENTRY ANTENNA LF DOOR HANDLE LIGHTS SYSTEM LOCK LOGIC DRIVER DOOR LOCK/ WINDOW SWITCH LOGIC PASSENGER DOOR LOCK/ WINDOW SWITCH LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR HANDLE SWITCH (SEDAN/WAGON) PASSENGER DOOR LATCH (PASSENGER'S DOOR) PDM FUSE PNK ENTRY WIRE PNK RF DOOR HANDLE WIRE PNK W/O PASSIVE ENTRY WIRE PNK WIRE REAR FUSE BLOCK (RIGHT REAR OF LUGGAGE COMPT) RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (W/O PASSIVE ENTRY) RF DR SW SIG COURTESY LP HI RF DOOR AJAR COURTESY LP LO RIGHT FRONT DOOR HANDLE SEDAN/WAGON TAN WIRE TAN/WHT WIRE TRUNK, TAILGATE, FUEL DOORS SYSTEM UNLOCK UNLOCK 6 4 GND B+ W/ DELUXE INTERIOR LAMP PACKAGE W/ PASSIVE W/ PASSIVE ENTRY W/O PASSIVE ENTRY W/O PASSIVE ENTRY W/O PASSIVE PNK ENTRY PNK PNK W/ PASSIVE ENTRY WIRE WHT RED/ WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

5-V 1 REF 5-VOLT 2 REF 5-VOLT REFERENCE 1 ACTUATOR HI CTRL ACTUATOR LOW REF BLK WIRE BRN WIRE BRN/WHT WIRE CKP SENSOR SIGNAL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENS SIG ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE OIL PRESSURE (EOP) SENSOR (IN OIL FILTER HOUSING) EXHAUST BANK 1 SIG EXHAUST BANK 2 EXHAUST BANK 2 SIG GRY WIRE GRY/WHT WIRE HIGH PRESSURE FUEL PUMP IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 INTAKE BANK 1 SIG INTAKE BANK 2 INTAKE BANK 2 SIG LOW REF LOW REFERENCE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE OIL PRESS SENS SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK WIRE PPL SPARK PLUG TAN WIRE TAN/WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

5-V 1 REF FRP SENS SIG 5-V 4 REF TP SENS 2 SIG KNOCK SENS 1 SIG KNOCK SENS 2 SIG AIR TEMP SENS SIG BACKUP LAMP SW BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BLK/WHT WIRE BRN WIRE BRN/GRY WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FUEL RAIL PRESSURE (FRP) SENSOR GRY WIRE GRY/WHT WIRE HUMIDITY SENS SIG TAC MTR CTRL-2 KNOCK SENSOR (KS) 1 (RIGHT SIDE OF ENGINE BLOCK) KNOCK SENSOR (KS) 2 (LEFT SIDE OF CYLINDER BANK) LOW REF LOW REF LOW REF LOW REF SENS SIG LT BLU WIRE LT GRN WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (MAP) (TOP OF ENGINE) MAP SENS SIG 5-V 3 REF MULTIFUNCTION INTAKE AIR SENSOR (ATTACHED TO THE AIR CLEANER ASSEMBLY) ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK GRY/WHT WIRE PNK/BLK ORG/WHT WIRE PNK/BLK WIRE PPL PPL PPL PPL/WHT WIRE REF VOLT STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM 2752 23 1716 TAC MTR CTRL 1 TAN WIRE TAN/WHT WIRE THROTTLE BODY (FRONT CENTER OF ENGINE) TRANSMISSIONS SYSTEM VEHICLE SPED SEN YEL WIRE YEL/WHT WIRE

5-V 1 REF 5-VOLT 2 REF 5-VOLT REFERENCE 1 ACTUATOR HI CTRL ACTUATOR LOW REF BLK WIRE BRN WIRE BRN/WHT WIRE CKP SENSOR SIGNAL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENS SIG ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE OIL PRESSURE (EOP) SENSOR (IN OIL FILTER HOUSING) EXHAUST BANK 1 SIG EXHAUST BANK 2 EXHAUST BANK 2 SIG GRY WIRE GRY/WHT WIRE HIGH PRESSURE FUEL PUMP IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 INTAKE BANK 1 SIG INTAKE BANK 2 INTAKE BANK 2 SIG LOW REF LOW REFERENCE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE OIL PRESS SENS SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK WIRE PPL SPARK PLUG TAN WIRE TAN/WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

5-V 1 REF FRP SENS SIG 5-V 4 REF TP SENS 2 SIG KNOCK SENS 1 SIG KNOCK SENS 2 SIG AIR TEMP SENS SIG BACKUP LAMP SW BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BLK/WHT WIRE BRN WIRE BRN/GRY WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FUEL RAIL PRESSURE (FRP) SENSOR GRY WIRE GRY/WHT WIRE HUMIDITY SENS SIG TAC MTR CTRL-2 KNOCK SENSOR (KS) 1 (RIGHT SIDE OF ENGINE BLOCK) KNOCK SENSOR (KS) 2 (LEFT SIDE OF CYLINDER BANK) LOW REF LOW REF LOW REF LOW REF SENS SIG LT BLU WIRE LT GRN WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (MAP) (TOP OF ENGINE) MAP SENS SIG 5-V 3 REF MULTIFUNCTION INTAKE AIR SENSOR (ATTACHED TO THE AIR CLEANER ASSEMBLY) ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK GRY/WHT WIRE PNK/BLK ORG/WHT WIRE PNK/BLK WIRE PPL PPL PPL PPL/WHT WIRE REF VOLT STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM 2752 23 1716 TAC MTR CTRL 1 TAN WIRE TAN/WHT WIRE THROTTLE BODY (FRONT CENTER OF ENGINE) TRANSMISSIONS SYSTEM VEHICLE SPED SEN YEL WIRE YEL/WHT WIRE