Cadillac CTS mk2 (Second Generation; 2010) – fuse box diagram

Cadillac CTS mk2 (Second Generation; 2010) – fuse box diagram

Year of production: 2010

Underhood Fuse Block (CTS-V)

The underhood fuse block is located on the passenger side of the engine compartment.

Fuses Usage
A/C CLTCH Air Conditioning Clutch
ABS Antilock Braking System (ABS)
AFS Adaptive Forward Lighting System
AIRBAG IGN Airbag Switch
AQS/ISRVM/REAR CAMERA Air Quality Sensor/Inside Rear ViewMirror/Rear View Camera
BCM 1 Body Control Module 1
BCM 2 Body Control Module 2
BCM 3 Body Control Module 3
BCM 4 Body Control Module 4
BCM 5 Body Control Module 5
BCM 6, BCM 7 Body Control Module 6 and 7
DISPLY Display
DRL RT Right Daytime Running Lamp
DRL/WSW Daytime Running Lamps/Windshield Washer Pump
ECM Engine Control Module (ECM)
ECM/TCM IGN ECM, Transmission Control Module (TCM), Instrument Panel Cluster (IPC), PASS-Key III+ Module
EMIS 1 Emission 1
EMIS 2 Emission 2
EVEN COILS Even Coils
FRT FOG Front Fog Lamps
HORN Horn
INTCLR Intercooler Pump
LT HI BEAM Left High-Beam Headlamp
LT LO BEAM Left Low-Beam Headlamp
LTR Cigarette Lighter
MISC IGN Ignition
NAV MTR Navigation Motor
ODD COILS Odd Coils
PED PROT Not Used
PWR MODING PassKey Module, Body Control Module
RT HI BEAM Right High-Beam Headlamp
RT LO BEAM Right Low-Beam Headlamp
SPARE Spare
STR/WHL/CNTRL Steering Wheel Illumination
S/ROOF Sunroof
TCM BATT Transmission Control Module Battery
WPR Windshield Wiper

 

J Cases Usage
ABS MTR ABS Motor
BLWR Blower
EPB Electric Park Brake
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
REAR DEFOG Rear Defogger
SPARE Spare
EPB Electric Park Brake
STRTR Starter
SPARE Spare
WSW/HTR Not used

 

Relays Usage
A/C CMPRSR Air Conditioning Compressor Clutch
FAN S/P Cooling Fan Series/Parallel
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
FOG LAMP Fog Lamps
HDLP WASH Headlamp Washer
HI BEAM High-Beam Headlamp
HORN Horn
IGN 1 Ignition 1
INTCLR Intercooler Pump
LT DRL Left Daytime Running Lamps
LO BEAM Low Beam
PWR/TRN Powertrain
REAR DEFOG Rear Defogger
RT DRL Right Daytime Running Lamp
SPARE Spare
STRTR Starter
WPR Windshield Wiper
WPR HI Windshield Wiper High Speed
WSW Daytime Running Lamps/Windshield Washer Pump

Underhood Fuse Block (CTS Wagon)

The underhood fuse block is located on the passenger side of the engine compartment.

Fuses Usage
A/C CLTCH Air Conditioning Clutch
ABS Antilock Braking System (ABS)
AFS Adaptive Forward Lighting System
AIRBAG IGN Airbag Switch
AQS/ISRVM/REAR CAMERA Air Quality Sensor/Inside Rear ViewMirror/Rear View Camera
AWD All-Wheel Drive
BCM 1 Body Control Module 1
BCM 2 Body Control Module 2
BCM 3 Body Control Module 3
BCM 4 Body Control Module 4
BCM 5 Body Control Module 5
BCM 6, BCM 7 Body Control Module 6 and 7
DISPLY Display
DRL RT Right Daytime Running Lamp
DRL/LT LO BEAM Daytime Running Lamps/Left Low-Beam Headlamp
DRL/WSW Daytime Running Lamps/Windshield Washer Pump
ECM Engine Control Module (ECM)
ECM/TCM IGN ECM, Transmission Control Module (TCM), Instrument Panel Cluster (IPC), PASS-Key III+ Module
EMIS 1 Emission 1
EMIS 2 Emission 2
EVEN COILS Even Coils
FRT FOG Front Fog Lamps
HDLP WASH Headlamp Washer
HORN Horn
LO BEAM DRL LEFT Low-Beam Daytime Running Lamps (Left)
LT HI BEAM Left High-Beam Headlamp
LT LO BEAM Left Low-Beam Headlamp
LTR Cigarette Lighter
MISC IGN Ignition
NAV MTR Navigation Motor
ODD COILS Odd Coils
PED PROT Not Used
PWR MODING PassKey Module, Body Control Module
PWR OUTLET Console Auxiliary Power Outlet
RT HI BEAM Right High-Beam Headlamp
RT LO BEAM Right Low-Beam Headlamp
RT LO BEAM Right Low-Beam Headlamp
SPARE Spare
STR/WHL/CNTRL Steering Wheel Illumination
TCM BATT Transmission Control Module Battery
TOSS/BRK VAC RLY Transmission Output Speed Sensor/Brake Vacuum Relay
WPR Windshield Wiper

 

J Cases Usage
ABS MTR ABS Motor
BLWR Blower
BRK VAC PUMP Brake Vacuum Pump
EPB Electric Park Brake
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
REAR DEFOG Rear Defogger
SPARE Spare
STRTR Starter
TRLR Trailer Towing
WSW/HTR Not used

 

Relays Usage
A/C CMPRSR Air Conditioning Compressor Clutch
DRL (W/O HID) LO BEAM (HID) Daytime Running Lamps (without High Intensity Discharge), Low-Beam Headlamps (High Intensity Discharge)
FAN S/P Cooling Fan Series/Parallel
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
FOG LAMP Fog Lamps
HDLP WASH Headlamp Washer
HI BEAM High-Beam Headlamp
HORN Horn
IGN 1 Ignition 1
LO BEAM (W/O HID) LT DRL (HID) Low-Beam (without High Intensity Discharge), Left Daytime Running Lamp (High Intensity Discharge)
PWR/TRN Powertrain
REAR DEFOG Rear Defogger
RT DRL (HID) Right Daytime Running Lamp (High Intensity Discharge)
SPARE Spare
STRTR Starter
WPR Windshield Wiper
WPR HI Windshield Wiper High Speed

 

Rear Compartment Fuse Block (CTS)

The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block.

 

Relay Usage
FUEL/PUMP Fuel Pump
LCK Lock
LT/POS/LP Left Position Lamp
MRKR/LP Not Used
REAR/FOG Not Used
RT/POS/LP Not Used
STOP/LP Not Used
TRUNK/RELSE Trunk Release
UNLCK Unlock

 

Mini-fuses Usage
AIRBAG Airbag System
AMP Amplifier
AUX/OUTLET Auxiliary Power Outlet
CNSTR/VENT Canister Vent
DR/LCK Door Lock
ECM Engine Control Module (ECM)
EE SEAT Not Used
FUEL/PUMP Fuel Pump
LT/POS/LP Left Position Lamp
MSM Memory Seat Module
ONSTAR OnStar® System
PDM Passenger Door Module
RDO Audio System
RDO/SPKR Audio Speakers
REAR/FOG Not Used
RKE/PASS-KEY/MDL Remote Keyless Entry System, Pass-Key Theft Deterrent Feature Module
RT/POS/LP Not Used
RT/POS/LP Right Position Lamp
RVC/SNSR Regulated Voltage Control Sensor
S/ROOF Sunroof
STOP/LP Not Used
THEFT/UGDO Theft Deterrent System, Universal Home Remote System
TRUNK/RELSE Trunk Release

 

Circuit Breakers Usage
DRV/PWR/SEAT Left Front Power Seat
LT/ REAR/ WNDW Left Rear Window
PWR CLMN Power Steering Column
PWR/WNDW Power Window
PASS/ PWR/SEAT Right Front Power Seat
REAR/WNDW Right Rear Window

 

Rear Compartment Fuse Block (CTS-V)

The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block.

Relay Usage
FUEL/PUMP Fuel Pump
LCK Lock
LT/POS/LP Left Position Lamp
MRKR/LP Not Used
REAR/FOG Not Used
RT/POS/LP Not Used
STOP/LP Not Used
TRUNK/RELSE Trunk Release
UNLCK Unlock

 

Mini-fuses Usage
AIRBAG Airbag System
AMP Amplifier
AUX/OUTLET Auxiliary Power Outlet
CNSTR/VENT Canister Vent
DR/LCK Door Lock
ECM Engine Control Module (ECM)
EE SEAT Not Used
FUEL/PUMP Fuel Pump
LT/POS/LP Left Position Lamp
MSM Memory Seat Module
ONSTAR OnStar® System
PDM Passenger Door Module
RDO Audio System
RDO/SPKR Audio Speakers
REAR/DIFF/PUMP Rear Differential Cooling Pump
REAR/FOG Not Used
RKE/PASS-KEY/MDL Remote Keyless Entry System, Pass-Key Theft Deterrent Feature Module
RT/POS/LP Right Position Lamp
RT/POS/LP Not used
RVC/SNSR Regulated Voltage Control Sensor
SPARE Spare
STOP/LP Not Used
THEFT/UGDO Theft Deterrent System, Universal Home Remote System
TRUNK/RELSE Trunk Release

 

Circuit Breakers Usage
DRV/PWR/SEAT Left Front Power Seat
LT/ REAR/ WNDW Left Rear Window
PASS/PWR/SEAT Right Front Power Seat
PWR CLMN Power Steering Column
PWR/WNDW Power Window
REAR/WNDW Right Rear Window

Rear Compartment Fuse Block (Wagon)

The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block.

Relay Usage
FUEL/PUMP Fuel Pump
LCK Lock
LT/POS/LP Left Position Lamp
MRKR/LP Not Used
REAR/FOG Not Used
RT/POS/LP Not Used
STOP/LP Not Used
TRUNK/RELSE Trunk Release
UNLCK Unlock

 

Mini-fuses Usage
AIRBAG Airbag System
AMP Amplifier
AUX/OUTLET Auxiliary Power Outlet
CNSTR/VENT Canister Vent
DR/LCK Door Lock
ECM Engine Control Module (ECM)
FUEL/PUMP Fuel Pump
LT/POS/LP Left Position Lamp
MSM Memory Seat Module
ONSTAR OnStar® System
PDM Passenger Door Module
RDO Audio System
RDO/SPKR Audio Speakers
REAR/FOG Not Used
RKE/PASS-KEY/MDL Remote Keyless Entry System, Pass-Key Theft Deterrent Feature Module
RT/POS/LP Not Used
RT/POS/LP Right Position Lamp
RVC/SNSR Regulated Voltage Control Sensor
S/ROOF Sunroof
STOP/LP Not Used
TRLR/POS/LP Trailer Turn Position Lamps
WASH/PUMP Windshield Washer Pump

 

Circuit Breakers Usage
DRV/PWR/SEAT Left Front Power Seat
LT/ REAR/ WNDW Left Rear Window
PASS/PWR/SEAT Right Front Power Seat
PWR CLMN Power Steering Column
PWR/WNDW Power Window
REAR/WNDW Right Rear Window

 

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.