Jonathan Yarden Mar 25, 2021 · 5 min. read
In this article you will find a description of fuses and relays Cadillac,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2002
MaxiFuse/Relay Center
The MaxiFuses and relays are located next to the engine compartment fuse block on the driver’s side of the engine.
| Maxi Fuse (8-Way) | Usage |
| BODY 1 | Road Sensing Suspension (RSS) Fuse (ETC Only), Convenience Fuse, BATT Fuse, Antenna Fuse, Passenger and Driver Seat Belt Comfort Solenoids, Trunk and Fuel Door Release Solenoids and Relays, Door Lock/Unlock Relays, Damper Relay (ETC Only), Parking Lamp Relay, Right and Left Park Fuse |
| BODY 2 | Defog Relay, Pull-Down Fuse, Right and Left Heated Seat Fuses, Electronic Level Control (ELC) Relay, Heated Mirror Fuse, Heated Backlite Fuse, ELC Circuit Breaker |
| BODY 3 | Controlled Power Relay, Controlled Power Back-Up Relay, Cluster Fuse, Passenger Zone Module (PZM) Fuse, Radio Fuse, RAP Relay, Trunk and Fuel Door Release Relay, High-Beam Relay, Comfort Fuse, AMP Fuse (Optional), Right and Left Bose Relay (Optional) |
| INADVERT | Inadvertent Power Relay, Interior Lamps Fuse, Cigarette Lighter-1 Fuse, Courtesy Lamp Relay |
| LAMPS | Headlamps Fuse/Relay, High/Low Beam Control Relay, Fog Lamp Fuse, DRL Fuse, Hazard Fuse, Mirror Fuse, Inadvertent Power Relay, Right and Left High-Beam Fuse, Right and Left Low-Beam Fuse, Stoplamp Fuse, Fog Lamp Relay, DRL Relay |
| IGN 1 | Rear Ignition-1 Relay, Wiper Fuse, Relay Ignition-1 Fuse, Supplemental Inflatable Restraint (SIR) Fuse, Accessory Relay |
| WINDOWS | Delayed Accessory Bus (DAB) Relay |
| SEATS | Horn Relay, Driver and Passenger Lumbar In/Out Relays, Driver and Passenger Lumbar Up/Down Relays |
| SPARE | Spare Fuse |
| AIR | AIR Pump |
| BATT 3 | Steering Column Ignition Switch |
| BATT 2 | Steering Column Ignition Switch |
| IGN 1 | Front Ignition-1 Relay, Oxygen Sensor 1 and 2 Fuse, Fuel Fuse, Cruise Fuse, Fuel Pump Relay |
| BATT 1 | Starter Relay and Solenoid, Park/Reverse Fuse, Park Relay, Powertrain Control Module (PCM) Fuse, AC Compressor Fuse and Relay, Fan Relays, Reverse Relay |
| BRAKES | Anti-Lock Brake System (ABS) Brake Modulator |
| COOL FANS | Cooling Fan Relays 1 and 3 |
| Power distribution block | Usage |
| DRL | Daytime Running Lamps (DRL) |
| HI/LO BEAM | High and Low-Beam Headlamps |
| HORN | Horn |
| FOG LPS | Fog Lamps |
| ACCESSORY | Accessories |
| HEAD LPS | Headlamps |
| Relays |
| INADVERT POWER RELAY |
| IGN 1 RELAY |
| STARTER RELAY |
| AIR RELAY |
Underhood Fuse Block
The underhood fuse block is located next to the air cleaner on the driver’s side of the engine. Lift the cover to gain access.
| Fuse | Usage |
| SPARE | Spare Fuse |
| CNR LPS | Cornering Lamp Switch, Right and Left Cornering Lamps |
| INT LPS | Trunk Lamp, Courtesy Lamps, Front Vanity Lamps, Glove Box Lamp, Garage Door Opener, Courtesy Lamp Relay |
| CIG LTR1 | Front and Rear Cigarette Lighters |
| SPARE | Spare Fuse |
| L HDLP LO | Left Low-Beam Headlamp |
| R HDLP LO | Right Low-Beam Headlamp |
| L HDLP HI | Left High-Beam Headlamp |
| R HDLP HI | Right High-Beam Headlamp |
| FOG | Front Fog Lamp Relay, Right and Left Front Fog Lamps, Headlamp Switch |
| HDLPS | Headlamp Relay, High/Low-Beam Control Relay, Right and Left Low/High-Beam Fuses |
| HAZARD | Electronic Flasher Module, Turn/Hazard Switch, Right and Left Front Turn Lamps, Right and Left Rear Turn Lamps, Cluster |
| STOP | Stoplamp Switch, Centered High-Mounted Stoplamp (CHMSL), Turn Hazard Switch, ABS Controller, Stepper Motor Cruise Control |
| MIRROR | Inadvertent Power Relay, Left Outside Rearview Mirror Switch, ALDL, Memory Mirror Module, Dimmer Switch, Cluster |
| DRL | Daytime Running Lamp (DRL) Relay, Left and Right Low Beam in DRL Mode |
| IGN 0 (ENG) | Powertrain Control Module (PCM) |
| CRANK | Powertrain Control Module (PCM) |
| ABS | Anti-Lock Brake System (ABS)/Traction Control System |
| IGN-1 | Rear Ignition-1 Relay, Front Fog Lamp Relay, Controlled Power Backup Relay, DRL Relay, Canister Vent Solenoid |
| WIPERS | Accessory Relay, Wiper Switch |
| A/C COMP | AC Compressor Relay, Cooling Fan Relays 1, 2, 3, Compressor Clutch |
| PCM (BAT) | PCM |
| PARK/REV | Reverse Relay, Right and Left Back-Up Lamps, Electrochromic Mirror (in Header), Park Relay, Brake Transaxle-Shift Interlock (BTSI) Switch |
| ECS | Transaxle Shift Solenoids, Mass Airflow, Canister Purge, PCM, Linear Exhaust Gas Recirculation (EGR), Front Ignition-1 Relay |
| PCM (IGN) | Powertrain Control Module (PCM) |
| DIS | Odd and Even Coil Packs |
| CRUISE | Stepper Motor Cruise Control, Low Refrigerant Pressure Cutoff Switch, Park Relay |
| INJ | Injectors 1, 4, 6, 7 |
| INJ | Injectors 2, 3, 5, 8 |
| FUEL PUMP | PCM, Fuel Pump Relay, Fuel Pump |
| OXY SEN1 | Oxygen Sensor Front |
| OXY SEN2 | Catalytic Converter (CAT) Rear Oxygen Sensor, Starter Enable Relay |
| Relays |
| A/C COMP RELAY |
| FUEL PUMP RELAY |
Rear Compartment Fuse Block
The fuse block is located on the front wall of the trunk (behind the rear seat) on the driver’s side.
| Fuse | Usage |
| RLY IGN1 | Cluster, Cruise in Stalk, Passenger Zone Module (PZM), Traction Control System (TCC) Switch |
| SIR | Sensing and Diagnostic Module (SDM) |
| ELC | Electronic Level Control (ELC) Relay, ELC (AC) Compressor |
| TURN | Electronic Flasher, Turn/Hazard Switch |
| CONSOLE | Rear Zone Blower, Right and Left Heated Seat Switches (Optional) |
| SPARE | Spare Fuse |
| SPARE | Spare Fuse |
| RSS | Road Sensing Suspension (RSS) Module (ETC Only) |
| IGN 0-BODY | PRNDL, PZM, Cluster, Air Control Module (ACM), Upper Zone Motor, Lower Zone Motor (Optional), HVAC Solenoids, Climate Control Panel Analog Cluster, Rear Defog Relay, ELC Relay |
| COMFORT | CD Player, Remote Keyless Entry (RKE), Controlled Power Relay, Air Control Module (ACM), PZM |
| AMP (Optional) | Right and Left Bose Relay, Right and Left Front Speakers (On Door), Right and Left Rear Speakers |
| PZM | Passenger Zone Module (PZM) |
| RADIO/PHONE | Radio Receiver, Radio Interface Module (RIM) (Optional), Phone, RAP Relay, Trunk Release Relay, Fuel Door Release Relay, |
| CLUSTER | Steering Wheel Controls, Cluster |
| ACC | PZM, Electrochromic Mirror, Rain Sensor (Optional), Accessory Relay |
| HTD MIR | Right and Left Outside Heated Mirror |
| HTD SEAT R | Passenger Heated Seat Relay (Optional) |
| HTD SEAT L | Driver Heated Seat Relay (Optional) |
| PULL DOWN | Trunk Pull-Down Motor |
| ANTENNA | Power Mast Antenna |
| RSS | Damper Relay (ETC Only) |
| CONVENC | Trunk Release Relay, Trunk Release Solenoid, Fuel Door Release Relay, Fuel Filler Door Release Solenoid, Door Lock Relay, Left and Right Door Motors, PZM, Door Unlock Relay |
| BATT | Driver and Passenger Seat Lumbar Switch (Optional), Driver and Passenger Seat Belt Comfort Solenoid, Memory Seat Module (Optional) |
| RSS | Road Sensing Suspension (RSS) Module (ETC Only) |
| RT PARK | Headlamp Switch, Right Front Parking Lamp, Right Front and Rear Sidemarker Lamps, Right Turn/Stop/Tail Lamps |
| LT PARK | Left Front and Rear Sidemarker Lamps, Left Front Parking Lamp, Left Park Position Lamp (Export), Left Turn/Stop/Tail Lamps, Right and Left License Lamps, Underhood Lamp |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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