Alfa Romeo 156 Crosswagon (2004-2008) – fuse box

Alfa Romeo 156 Crosswagon – fuse box diagram

Year of production:  2004, 2005, 2006, 2007, 2008.

Cigarette lighter fuse – (fuse box in passenger compartment, fuse No. 15 / 15A)

Fuse box in passenger compartment.

Location of the fuse box

To access them, remove the panel by releasing the tabs in the direction of the arrow below and unlock the screw.

The scheme of the fuse box


Number Amperes [A] Description
1 10 A. Reversing lamps;

Brake pedal switch;

Service indicator (s);

Wiper motor;


Alarm system;

Parking Sensor;



Multifunction display;

Automatic Transmission.

2 10 A. Position lights;

Reversing lamps;

Left fog light;

Emergency lights.

3 10 A. Position lights;

Reversing lamps;

Right fog light;

Emergency lights.

4 10 A. Airbag;

Right low beam.

5 10 A. Left dipped beam;


Fog lights.

6 10 A. Right main beam
7 10 A. Left main beam
8 20A Additional light (s);

Central lock.

9 10 A. Emergency lights
10 10 A. Left front position lamp;



Diagnostic connector.

11 10 A. Right front position lamp;

Horn relay.

12 30A Integrated control unit
13 20A Horn relay
14 20A Steering column switches;

Headlight washer.

15 15A Lighter;


1A 15A Fog lamp relay
2A 15A Diesel pump
3A 15A Engine management
4A 10 A. Engine management code command
5A 7.5A Code command
6A 7.5A Brake pedal switch
1B 10 A. Steering column switches
2B 20A Rear right door control unit
3B 20A Rear left door control unit
4B 10 A. Emergency lights
6B 7.5A Air conditioning control;

Glove box lighting.

3C 20A Rear power point
5C 30A Heated roof seats
6C 30A Trunk lock control unit
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Relay box in the passenger compartment of the Alfa Romeo Crosswagon.


Relay R1 – Windshield washer / wiper
Relay R2 –
Horn relay Relay R3 – Heated rear window relay


Main fuse box in the engine compartment.

Number Amperes [A] Description
A 80A Fuse box in passenger compartment, fuse 9
b 80A Power Supply
C. 70A Fuse and relay box in passenger compartment
D 40A Air conditioning
E 30A Engine management
F. 40A Cooling fan
G 30A Cooling fan
H Glow plugs


Relay box in the engine compartment.

Fuse B39 – Diesel heater relay (25.0A);
Relay J05 – Crank inhibitor;
relay Relay J10 – Fuel injection;
relay Relay J15 – Fuel pump relay, Auxiliary relay, fuel pump;
Relay J17 – Diesel heaterrelay;

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Relay J20 -A / C relay;

J86 – Automatic gearbox relay or unused.


Fuse box in the engine compartment of the Alfa Romeo Crosswagon.

Number Amperes [A] Description
1 40A Engine cooling fan (Alfa Romeo Twin spark without air conditioning)
2 40A Engine cooling fan, others
3 30A Ignition switch functions
4 80A Main fuse
5 60A ABS or ESP control unit
6 40A Blower
7 30A Engine management
9 70A Glow plugs;

Heated fuel filter.

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