Jonathan Yarden Feb 11, 2021 · 5 min. read
In this article you will find a description of fuses and relays Volvo,
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: 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993
Fuse box
| Number | Function | Ampere ratting [A] |
| 1 | Cigarette lighter, electricaly operated side mirrors, Radio, Tailgate wiper/washer, Cruise control (governor), Power antenna | |
| 2 | Windshield wiper/washer, Horn | 16 |
| 3 | Heater Blower | 25 |
| 4 | Fuel feed pump | 8 |
| 5 | Heated Rear window | 16 |
| 6 | Main fuel pump | 16 |
| 7 | Brake lights, Cruise control switch | 8 |
| 8 | Interior light, Glove box light, Trunk light, Engine compartment light, Central Locking, Electrical Radio Antenna | 8 |
| 9 | Hazard warning flashers, shift indicator light | 8 |
| 10 | Window lifts | 16 |
| 11 | 4th gear (automatic transmission), seat heaters | 16 |
| 12 | Back-up lights, Window lifts (relay), Air conditioning (with blower control), Rear window demist (relay) | 8 |
| 13 | Instruments, Seat belt warning lights, Turn signals, Fuel injection system (relay) | 8 |
| 14 | Rear fog lights | 8 |
| 15 | Parking lights (left side), License plate light | 8 |
| 16 | Parking lights (right side), Light on instruments and controls, Headlights chime | 8 |
| 17 | Spare fuse storage | — |
Additional Fuses
| Description | Location |
| Blade type fuse, serving LH-jetronic fuel injection system | Located on the left wheel housing by the ignition coil |
Relay
| Numer | Function |
| 1 | Central door lock opening relay |
| 2 | Central door lock opening relay |
| 3 | Overdrive relay |
| 4 | Power window relay (1980 and later) |
| 5 | Air conditioning relay |
| 6 | Turn signal relay |
| 7 | Interior lighting time delay relay |
| 8 | Rear wiper intermittent relay |
| 9 | Windshield wiper intermittent relay |
| 10 | Rear window defogger relay |
| 11 | Bulb failure warning sensor |
| 12 | Fuel pump relay |
| 13 | Rear foglamp relay (1986 and later) |
| 14 | Main lighting relay (1985 and later) |
| 15 | Seatbelt reminder relay |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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