Jonathan Yarden Oct 22, 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.
Fuse box diagram
| Fuse | [A] | Protected Component |
| 1 | 3 | Fuel injector |
| 2 | 3 | Fuel injector |
| 3 | 3 | Fuel pump cranking circuit |
| 4 | 20 | ECS battery |
| 5 | 10 | MDA ignition |
| 6 | 10 | Fuel pump |
| 7 | 15 | ECS ignition |
| 8 | β | β |
| Fuse | [A] | Protected Component |
| 1 | 10 | Cornering, side marker, opera, right door ash tray, instrument panel ash tray lights |
| 2 | 3 | Cruise control, DFI brake switch |
| 3 | 5 | Rheostat controlled instrument panel lights |
| 4 | β | β |
| 5 | 10 | Back-up lights, diesel fast idle, diesel controller |
| 6 | 20 | Air conditioning compressor feed, ECC programmer and power module, rear defogger relay coil, generator indicator |
| 7 | 10 | Antenna motor feed |
| 8 | 8 | Turn signal lights |
| 9 | 25 | Opera, license, tail and rear side marker lights |
| 10 | 20 | Stop light switch, hazard warning flasher, ECC control head |
| 11 | 20 | Fuel gauge, oil pressure and coolant temperature indicator, low brake fluid indicator, seat belt warning chime and indicator, electronic level control compressor, downshift switch |
| 12 | 20 | Key warning buzzer, coolant temperature indicator, instrument panel courtesy and compartment lights, cigar lighter, engine telltale light, glove box light |
| 13 | 25 | Automatic Temperature Control blower |
| 14 | β | β |
| 15 | 10 | Radio, antenna relay coil |
| 16 | 20 | Electronic fuel injection (β79) |
| 17 | 20 | Body courtesy lights, cigar lighters, level control height sensor, ash tray lights |
| 18 | 25 | Windshield wipers and low washer fluid indicator |
| 19 | 25 | Rear window defogger |
- Headlights (Twilight Sentinel) β Integral with headlight switch.
- Windshield Wiper β Integral with windshield wiper switch.
- Rear Defogger β Circuit breaker located on lower steering column cover reinforcement.
- Sunroof β 25 amp. On body bracket at upper right corner of fuse block
- Accessories & Body Feed β 16 gauge fusible link located in black/red stripe wire at starter
- Ignition β 16 gauge fusible link located in red wire at starter solenoid
- Headlights β 18 gauge fusible link located in yellow wire at starter
- Charging β 16 gauge fusible link located in red/white stripe wire at junction block
- Fuel Injection Electronic Control Unit β 18 gauge fusible link located in dark green wire on βBATβ terminal of alternator (β79).
- Vanity Mirror β 2 amp. fuse located behind mirror
- EFI Fuel Pump β 10 amp. fuse located left of fuel injection electronic control unit brown wire (β79)
- Theft Deterrent β One 20 amp. fuse for lights, and one 25 amp. fuse for horn is located above radio in instrument panel.
- Trunk Lid Pull Down β One 20 amp. fuse is located behind right hand fabric rear end panel inside trunk.
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