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BMW 3 Series E30 (325i/Convertible, 325is, 325iX) - fuse box diagram (US version 1987 - 1991)

avatar Jonathan Yarden Jan 18, 2021 · 5 min. read

In this article you will find a description of fuses and relays BMW, 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.


Years: 1987, 1988, 1989, 1990, 1991


Fuse box in engine compartment

The fuse box with spare fuse, fuse removal tool  and relays is located on the left wheel arch inside the engine compartment.

Fuse Ampere rating [A] Description
1 7,5 Left high beam
2 7,5 Right high beam
3 15 Auciliary fan 196 F (91 C)
4 15 Turn signal, clock light
5 30 Windshiels wiper and washer
6 7,5 Brake lights, cruise control, map reading light
7 15 Horn
8 30 Rear window defroster
9 15 Diagnostic plug, speed-range indicator for automatic transmission
10 7,5 Instruments backup lights, check control
11 7,5 Main and aux. fuel pumps
12 7,5 Radio, booster, instruments
13 7,5 Left low beam
14 7,5 Right low beam
15 Vacant
16 Vacant
17 30 Power sliding roof, windows
18 30 Auxiliary fan 210 F (99 C)
19 7,5 Power outside mirrors, mirro heating
20 30 Blower, air conditioner
21 7,5 Interior lights, radio memory, instrument panel lights, glove box, rechargeable flashlight, clock, trunk light, fasten seat belt gong, ignition key warning gong
22 7,5 Left rear light, front position light left, front side marker left
23 7,5 Right rear light, front position light right, rear side marker, ;icense plate lights
24 15 Hazard warning flasher
25 Vacant
26 Vacant
27 30 Central locking system, door lock heating anti-theft protection, on board computer
28 30 Lighter, power antenna
29 7,5 Left fog light
30 7,5 Right fog light

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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