2005 CADILLAC CTS V fuses

To access the fuses, push in the two tabs located on
each side of the fuse block cover. Then lift the cover off.
Relays Usage
LO SPEED
FAN RELAY
MINILow Speed Fan Motor
HI SPEED FAN
RELAY MINIHigh Speed Fan Motor
ACCESSORY
RELAY MINIAccessory Power Outlets
Relays Usage
S/P FAN
RELAY MINISeries/Parallel Fan
PARK LAMP
RELAY MICROParking Lamps
HORN RELAY
MICROHorn
HI BEAM
RELAY MICROHigh-Beam Headlamps
DRL RELAY
MICRO-OPTDaytime Running Lamps
LO BEAM
RELAY/HID
MINI-OPTLow-Beam HID Headlamps
HDLP WASH
RELAY
MINI-OPTHeadlamp Washer Motor
SPARE Not Used
BLOWER
RELAY MINIFront Blower
FOG LAMP
RELAY MICROFog Lamps
5-97

Fuses Usage
RT PARKPassenger’s Side Taillamp
Assembly, Front Sidemarker and
Front Parking Lamp Assembly
HORN Dual Horn Assembly
LT HI BEAM Driver’s Side High-Beam Headlamp
LT LOW BEAM Driver’s Side Low-Beam Headlamp
RT LOW BEAMPassenger’s Side Low-Beam
Headlamp
RT HI BEAMPassenger’s Side High-Beam
Headlamp
TOSManual Transmission Output
Speed Sensor
SPARE Not Used
THEFTECM (Electronic Control Module),
TCM (Transmission Control Module),
PASS-Key
®III+ Module
LT PARKDriver’s Side Taillamp Assembly,
Front Sidemarker and Front Parking
Lamp Assembly
Fuses Usage
DIMMINGRear License Plate Assembly,
Dash Integrated Module (DIM)
DIM/ALDLDIM, ALDL (Assembly Line
Data Link)
FLASHER Turn Signal/Hazard Flasher Module
ECM Electronic Control Module
STRG CTLSSteering Wheel Control Pad,
Headlamp Switch
HTR VLV/
CLTCHHeater Valve, Clutch Switch (Normal
Closed), Clutch Switch (Normal
Open), Jumper to Start Relay Coil
for Automatic Transmission
WASH NOZDriver’s and Passenger’s Side
Heated Washer Nozzles
PRE O2/CAMDriver’s & Passenger’s Side Oxygen
Sensors, CAM Phaser, Canister
Purge
TCM/IPCTCM, ECM and IPC (Instrument
Panel Cluster)
5-99

Fuses Usage
SPARE Not Used
IGN MOD/MAF Front Bank Ignition Modules
ELEC PRNDL Electronic PRNDL
SPARE Not Used
SPARE Not Used
IGN SWIgnition Switch (Power to IGN-3
and CRANK)
VOLT CHECK DIM (Dash Integration Module)
ECM/TCMTCM (Transmission Control Module),
ECM (Electronic Control Module),
IPC (Instrument Panel Cluster),
PASS-Key
®III+ Module
WPR MOD Windshield Wiper Module Assembly
ODD INJ/
COILSOdd Ignition Coils, Fuel Injectors,
Odd Injection Coils
COMP CLUTCH Compressor Clutch
WPR SW Windshield Wiper/Washer Switch
Fuses Usage
FOG LAMP Fog Lamps
OUTLETCenter Console Accessory
Power Outlet
POST 02Driver’s and Passenger’s Side
Oxygen Sensors, LRPDB
(Pusher Cooling Fan Relay)
I/P OUTLETInstrument Panel Accessory
Power Outlet
CCP Climate Control
EVEN INJ/
COILSEven Injection Coils
SPARE Not Used
SPARE Not Used
SPARE Not Used
Circuit
BreakersUsage
HDLP WASH
C/B-OPTHeadlamp Washer Motor
5-100

4. Push and pull on the seat cushion to make sure it
is locked into place.
5. Check to make sure the safety belts are properly
routed and that no portion of any safety belt is
trapped under the seat cushion.
Rear Underseat Fuse Block
(Driver’s Side)
The driver’s side rear fuse block is located under
the rear seat on the driver’s side of the vehicle. The
rear seat cushion must be removed to access the rear
fuse block. See “Removing the Rear Seat Cushion”
listed previously.To access the fuse block, push in the two tabs located at
each end of the fuse block cover. Then lift the cover off.
Fuses Usage
SPARE Not Used
SPARE Not Used
AUDIO Radio, OnStar Module
SPARE Not Used
REAR DR MOD Rear Door Modules
SPARE Not Used
DRIVER
DR MODDriver’s Door Module
BASTaillamps, Center High-Mounted
Stoplamp, Flasher Module,
ABS Module, Trailer Lamps
HDLP
LEVELINGHeadlamp Leveling System Chassis
Sensors (Export Only)
5-103

Fuses Usage
SPARE Not Used
CCP CCP (Climate Control Panel)
IGN 3Heated Seat Modules, Air Inlet
Motor, Shifter Assembly
SPARE Not Used
SPARE Not Used
FUSE PULLER Fuse Puller
L FRT HTD
SEAT MODDriver’s Heated Seat Module
MEM/ADAPT
SEATDriver’s Power Seat Switch,
Memory Seat Module
TRUNK
DR RELEASETrunk Release Motor
REVERSE
LAMPISRVM (Inside Rearview Mirror),
License Plate Lamp Assembly
SPARE Not Used
POSITION
LAMPTaillamp Assemblies, Front
Position Lamp AssembliesJ Cases Usage
AMP Audio Amplier
PUSHER FAN Pusher Fan (Export Only)
Relays Usage
BAS RELAY
MINIBrake Apply Sensor
PUSHER FAN Pusher Fan (Export Only)
L POSITION
RELAY MICRODriver’s Side Position Lamp
TRK DR REL
SOL RELAY
MICROTrunk Release Motor
REV LAMP
RELAY MICROISRVM (Inside Rearview Mirror),
License Plate Lamp Assembly
R POSITION
RELAY MICROPassenger’s Side Position Lamp
IGN 3 RELAY
MICROHeated Seat Modules, Air Inlet
Motor, Shifter Assembly
STANDING
LAMP
RLY MICROControl for Position Lamp Relays
5-104

Circuit
BreakersUsage
SEAT C/BPower Seat Switches, Memory
Seat Module
Misc. Usage
JOINT
CONNECTORJoint Connector
Rear Underseat Fuse Block
(Passenger’s Side)
The passenger’s side rear fuse block is located under
the rear seat on the passenger’s side of the vehicle.
The rear seat cushion must be removed to access
the rear fuse block. See “Removing the Rear Seat
Cushion” listed previously.To access the fuse block, push in the two tabs located at
each end of the fuse block cover. Then lift the cover off.
Fuses Usage
TRUNK DIODE Trunk Lamp
POWER
SOUNDERPower Sounder, Inclination Sensor
SPARE Not Used
CANISTER
VENTCanister Vent Solenoid
FUEL
PUMP MTRFuel Pump Motor
SPARE Not Used
R FRT HTD
SEAT MODPassenger’s Side Heated
Seat Module
SPARE Not Used
AIR BAG SDM (Sensing Diagnostic Module)
RIMISRVM (Inside Rearview Mirror),
Power Sounder, RIM
5-105

Fuses Usage
ABS Anti-Lock Brake System
SPARE Not Used
SPARE Not Used
SPARE Not Used
FUSE PULLER Fuse Puller
INTERIOR
LAMPHush Panel Lamps, Puddle Lamps,
Overhead Courtesy Lamp Assembly
PSGR DR MOD Right Front Passenger Door Module
RIM/IGN SWRIM (Rear Integration Module),
Ignition Switch, Key Lock Cylinder
REAR FOG
LAMPRear Fog Lamps (Export Only)
SPARE Not Used
TV/VICSTV Tuner Assembly (Export Only),
VICS (Vehicle Information
Communication System) Module
J Cases Usage
REAR DEFOG Rear Window Defogger Element
SUNROOF MODPower Sunroof Module
Relays Usage
SPARE Not Used
REAR DEFOG
RELAY MINIRear Window Defogger
SPARE Not Used
REAR FOG
LAMP
RLY MICRORear Fog Lamps (Export Only)
FUEL PUMP
MOTOR
RLY MICROFuel Pump Motor
INT LAMP
RELAY MICROHush Panel Lamps, Puddle Lamps,
Overhead Courtesy Lamp Assembly
IGN 1 RELAY
MICROIgnition Switch
Circuit
BreakersUsage
DR MOD
PWR C/BDoor Modules
Misc. Usage
JOINT
CONNECTORJoint Connector
5-106

E
Electrical System
Add-On Equipment......................................5-95
Fuses and Circuit Breakers...........................5-96
Power Windows and Other Power Options......5-96
Rear Underseat Fuse Block.........................5-101
Underhood Fuse Block.................................5-96
Windshield Wiper Fuses...............................5-95
Engine
Air Cleaner/Filter.........................................5-21
Battery.......................................................5-41
Check and Service Engine Soon Light............3-45
Check Oil Pressure Message........................3-56
Coolant......................................................5-25
Coolant Heater............................................2-25
Coolant Temperature Gage...........................3-44
Coolant Temperature Warning Light................3-43
Engine Compartment Overview......................5-12
Exhaust.....................................................2-38
Oil .............................................................5-16
Oil Life System...........................................5-19
Oil Temperature Warning Message.................3-56
Overheated Protection Operating Mode...........5-30
Overheating................................................5-28
Speed Limiter.............................................3-38
Starting......................................................2-24
Entry Lighting.................................................3-24
Event Data Recorders (EDR)............................. 7-9Extender, Safety Belt.......................................1-28
Exterior Lighting Battery Saver..........................3-23
F
Filter
Engine Air Cleaner......................................5-21
Finish Damage...............................................5-92
Flash-to-Pass.................................................3-10
Flat Tire........................................................5-74
Flat Tire, Changing.........................................5-76
Flat Tire, Storing.............................................5-84
Fluid
Automatic Transmission................................5-22
Manual Transmission....................................5-24
Power Steering...........................................5-36
Windshield Washer......................................5-37
Fog Lamp Light..............................................3-49
Fog Lamps....................................................3-23
Folding Rear Seat............................................ 1-6
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-6
Filling a Portable Fuel Container....................5-10
Filling Your Tank........................................... 5-8
Fuels in Foreign Countries.............................. 5-7
Gage.........................................................3-50
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-5
5