Cadillac CTS mk2 (Second Generation; 2008) – fuse box diagram

Cadillac CTS mk2 (Second Generation; 2008) – fuse box diagram

Year of production: 2008

Underhood Fuse Block

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

Cadillac CTS mk2 fuse box - engine compartment
Cadillac CTS mk2 fuse box – engine compartment
Fuses Usage
A/C CLTCH Air Conditioning Clutch
ABS Antilock Braking System (ABS)
AFS Adaptive Forward Lighting System
AIRBAG IGN Airbag Switch
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 Body Control Module 6
BCM 7 Body Control Module 7
DISPLY Display
DRL RT Right Daytime Running Lamp (DRL)
DRL/ENG PUMP Daytime Running Lamps
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
HDM WASH Headlamp Driver Module Washer
HORN Horn
LO BEAM DRL Low-Beam DRL
LT HI BEAM Left High-Beam Headlamp
LT LO BEAM Left Low-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
RT LO BEAM Right Low-Beam Headlamp
SPARE Spare
SPARE Spare
STR/WHL/ILLUM Steering Wheel Illumination
TCM BATT Transmission Control Module Battery
TRANS OIL RLY Transmission Oil Relay
WPR Windshield Wiper
WSW PUMP Windshield Washer Pump

 

J Cases Usage
ABS MTR ABS Motor
BLWR Blower
BRK VAC PUMP Brake Vacuum Pump
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
REAR DEFOG Rear Defogger
SPARE Spare
SPARE Spare
SPARE Spare
STRTR Starter
TRANS PUMP Transmission Pump
WSW/HTR Windshield Washer Heater

 

Relays Usage
A/C CMPRSR CLTCH Air Conditioning Compressor Clutch
DRL (W/O HID) LO BEAM (HID) Daytime Running Lamps (without High Intensity Discharge), Low-Beam Headlamps (High Intensity Discharge)
ENG PUMP Engine Pump
FAN S/P Cooling Fan Series/Parallel
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
HEAD LAMP 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
SPARE Spare
STRTR Starter
WPR Windshield Wiper
WPR HI Windshield Wiper High Speed
WSW PUMP Windshield Washer Pump

Rear Compartment Fuse Block

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.

Cadillac CTS mk2 - fuse box - rear compartment
Cadillac CTS mk2 – fuse box – rear compartment
Relay Usage
FUEL/PUMP Fuel Pump
LCK Lock
LF FRT/PWR/SEAT Left Front Power Seat
LF/POS/LP Left Position Lamp
PWR CLMN Power Steering Column
PWR/WNDW Power Window
REAR/FOG Not Used
RT FRT/PWR/SEAT Right Front Power Seat
RT/POS/LP Right Position Lamp
SPARE Spare
STOP/LP Stoplamp
TRUNK/RELSE Trunk Release
UNLCK Unlock

 

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
LT/REAR/WNDW Left Rear Window
MSM Memory Seat Module
ONSTAR OnStar® System
PDM Passenger Door Module
RDO Audio System
RDO/SPKR Audio Speakers
REAR/FOG Not Used
REAR/WNDW Rear Window
RKE/PASS-KEY/MDL Remote Keyless Entry System, Pass-Key Theft Deterrent Feature Module
RT/POS/LP Right Position Lamp
RT/POS/LP Right Position Lamp
RVC/SNSR Regulated Voltage Control Sensor
S/ROOF Sunroof
SPARE Spare
SPARE Spare
STOP/LP Stoplamp
THEFT/UGDO Theft Deterrent System, Universal Home Remote System
TRUNK/RELSE Trunk Release

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