Alfa Romeo 155 (1992 – 1998) fuse and relay

Alfa Romeo 155 is a mid-size sedan produced in 1992, 1993, 1994, 1995, 1996, 1997 and 1998. In this article, we will show a designation of fuses and relays Alfa Romeo 155 with box diagrams and their locations. Note the cigarette lighter fuse.

alfa romeo 155 pictures

Depending on the engine size, year of manufacture and vehicle equipment, various versions of Alfa Romeo 155 relay and fuse boxes are possible .

Passenger compartment

The fuse and relay box is located in the passenger compartment on the left.relay and fuse box alfa romeo 155


  • Daytime running light relay I
  • Headlight washer relay (black)
  • Suspension relay (brown)
  • Tailgate / Trunk Compartment Release Relay (Red)
  • Daytime running light relay II
  • Coolant fan motor relay (green)
  • Sunroof Motor Relay (White)
  • (20A) Washing / wiping the headlights
  • (30A) Suspension adjustment
  • (30A) Boot release
  • (30A) Seat adjustment
  • (25A) Electric windows
  • (25A) Electric windows
  • (25A) Electric windows
  • (10A) ABS

Another version is presented below, here all the elements are signed, there should be no questions.

Engine compartment

There are usually two fuses and relay boxes. The first is located near the headlight and radiator cap under the protective casing.

relay alpha 155


1Engine Control Module 1 Relay
2Timing relay relay
3Fuel pump relay
4Engine control module relay 2
F1(7,5A) Fuel pump
F2(7.5A) Lambda probe
F3(3A) Engine control module

The second one is near the ABS sensor above the brake cylinder.


relay in alfa romeo 155 circuit


1A / C condenser fan motor relay
2A / C Condenser Fan Timer Relay
3A / C Compressor Clutch Relay
4Air conditioner relay
F1(30A) AC fan motor
F2(40A) AC cooling fan
F3(15A) AC compressor

For V16 and 2.5 versions only, a third block has been added.

1Engine Control Module I Relay
2Fuel pump relay
3Engine Control Module II Relay
F1(7.5A) Lambda probe
F2(15A) Motronic system

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Wiring diagrams

In addition, we offer a book with a detailed diagram for 155 in PDF format: ” download

Comments 1

  • Could any please kindly send me a clear copy of the diagram for 155v6 2.5 167(AIC)-1995 under the hood fuse boxes wiring to show which wires go to which pin in the 2 fuse boxes.(PDF). I’m trying to download it from your website but it’s all blurry and illegible.Thanks.

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