1974-1993 Volvo 240 and 260 Fuse Box Diagram
| No. | Function | A |
| 1 | Cigarette lighter, electricaly operated side mirrors, Radio, Tailgate wiper/washer, Cruise control (governor), Power antenna | 8 |
| 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
| No. |
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 |
