BMW 7 Series E23 (745i) – fuse box diagram (South Africa 1984 – 1987)
Years: 1984, 1985, 1986, 1987
Fuse box (power distribution box)
Fuse box is located om the left inside the engine compartment. It is accessible when thr engine compartment is open.
| Fuse | Ampere rating [A] | Description |
| 1 | 7,5 | Left high-beam headlight (relay K3) |
| 2 | 7,5 | Right hand-beam headlight (relay K3) |
| 3 | 25 | Auxiliary fan, 91 C (relay K1) |
| 4 | 15 | Turn indicators |
| 5 | 25 | Wiper-washer, and intensive windshield cleaning system (relay K10) |
| 6 | 7,5 | Stop light, automatic cruise control |
| 15 | Stop lights (with additional stop light), automatic cruise control | |
| 7 | 15 | Horn, twin-tone horns (relay K2) |
| 8 | Amplifier | |
| 9 | 15 | Engine electronics |
| 10 | 7,5 | Instruments, on-board computer, check-control |
| 11 | 15 | Fuel pump/deliver pump |
| 12 | 7,5 | Radio |
| 13 | 7,5 | Left low-beam headlight (relay K4) |
| 14 | 15 | Right low-beam headlight (relay K4) |
| 15 | — | Not in use |
| 16 | 30 | Heater blower (relay K5) |
| 17 | 15 | Reversing (backup) light, remote-control mirrors, mirror heating, fan control, air-conditioning, first and second stage of temperature switch |
| 18 | 30 | Auxiliary fan, 90 C (relay K6) |
| 19 | 25 | Sliding / vent roof (relay K7) |
| 20 | 25 | Rear window heating elements (relay K7) |
| 21 | 7,5 | Interior, glove box and luggage compartment lights, hand lamp, clock, radio memory, on-board computer |
| 22 | 7,5 | Side, rear and parking lights (left) rear fog lights |
| 23 | 7,5 | Side, rear and parking lights (right), licence plate and instrument light make-up mirror and engine compartment lighting |
| 24 | 15 | Hazard warning flasher |
| 25 | 30 | Self-levelling suspension |
| 26 | 30 | Seat adjustment, electric windows |
| 27 | 25 | Central lockin, door lock heating |
| 28 | 25 | Cigarette lighter, power radio antenna |
| 29 | 7,5 | Left fog light (relay K8) |
| 30 | 7,5 | Right fog light (relay K8) |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.