1997-2007 Alfa Romeo 156 Fuse Box Diagram
Fuse and Relays in The Main Fusebox
To gain access to them, remove the panel (A) releasing the tabs (B) in the direction of the arrow below and remove the screw (C).
| No. | A | Description |
|---|---|---|
| 1 | 10 | Right main-beam headlamp |
| 2 | 10 | Left main-beam headlamp
Main-beam headlamp warning light |
| 3 | 20 | Door locking system
Boot light |
| 4 | 20 | Right dipped-beam headlamp/Xenon lamps (optional) |
| 10 | Headlamp aiming device | |
| 5 | 30 | Front power windows |
| 6 | 10 | Right front side light
Left rear side light Right number plate light Right rear fog guard |
| 7 | 10 | Left front side light
Right rear side light Left number plate light Left rear fog guard |
| 8 | 20 | Left dipped-beam headlamp/Xenon lamps (optional) |
| 9 | 15 | Cigar lighter
Odour sensor Climate control system |
| 10 | 20 | Windscreen wiper
Windscreen washer Rearscreen wiper Rain sensor (optional) |
| 11 | 20 | Horns |
| 12 | 10 | Car interior and glovebox lights
Instrument cluster Sound system Diagnosis socket Electronic alarm system |
| 13 | 10 | Cruise Control (optional)
Reversing lights Sound system Car interior and glovebox lights GSM Box for Connect Navigator-electronic warning system Wing mirror adjustment Remote control |
| 14 | 10 | Direction indicators
Hazard warning lights |
| 15 | 30 | Rearscreen heating
Wing mirror defrosting Rearscreen heating warning light |
| D | - | Spare |
| Relay
|
||
| A | Dipped beam light relay | |
| B | Relay for sunroof, seat heater, rear window power control, seat electric adjustment | |
Fuses Above The Main Fusebox
| No. | A | Description |
|---|---|---|
| 1 | 7,5 | Services switched off with starting |
| 2* | 10 | Air bag system |
| 3 | 10 | Controls lighting
Stop lights |
| 4 | 20 | Left rear power window |
| 5 | 20 | Right rear power window |
| 6 | 10 | Rear control lighting from sidelights |
| 7 | 30 | Boot electric opening |
| 8 | 30 | Seat heating
Sunroof Seat electrical adjustment |
| 9 | 25 | HI-FI BOSE system |
| 10 | 20 | Supplementary electrical socket in the boot (Sportwagon versions) |
| 11* | 10 | ABS system |
| 12 | 7,5 | Battery power supply for Alfa Romeo CODE
Injection system |
| 13 | 7,5 | Alfa Romeo CODE system
Electronic ignition and injection system |
| 14 | 15 | Electronic ignition and injection system |
| 15 | 15 | Electronic ignition and injection system |
| 16 | 15 | Fog lamps |
* Specific components and values depending on the version/market.
Fuses and Relays Accessible From The Glovebox
To gain access to the fuses remove (A) the pressure-fitted lid.
| No. | A | Description | |
|---|---|---|---|
| 1 | 20 | Headlamp washer | |
| Relay
|
|||
| A | Fog light relay (where required) | ||
| B | Headlamp washer timer (where required) | ||
Engine Compartment Fuse Box
| No. | A | Description |
|---|---|---|
| 1 | 40 | Passenger compartment fan (petrol versions) |
| 80 | General service supply (diesel versions) | |
| 2 | 30 | (+15) key-controlled service supply (ignition switch) |
| 3 | 70 | General service supply |
| 4 | 40 | Passenger compartment fan (diesel versions) |
| 80 | General service supply (petrol versions) | |
| 5 | 30 | Electronic ignition and injection system |
| 6 | 40 | Engine cooling radiator fan (First speed; 2.5 V6 24V versions) |
| 50 | Engine cooling radiator fan (First speed; T.SPARK and JTS versions) | |
| 60 | Engine cooling radiator fan (First speed; diesel versions) | |
| 7 | 30 | Engine cooling radiator fan (Second speed; T.SPARK and JTS versions)
Selespeed gearbox |
| 40 | Engine cooling radiator fan (Second speed; diesel versions)
Engine cooling radiator fan (Second speed; 2.5 V6 24V versions) Automatic gearbox |
|
| 8 | 70 | Glow plugs and resistances on fuel oil filter (diesel versions) |
| 20 | Automatic gearbox (2.5 V6 24V version)
Selespeed gearbox (2.0 JTS version) |
|
| 9 | 60 | ABS system |
| 10 | 70 | Additional heater (diesel version only) |
| 30 | Oil pump supply (Selespeed versions only) |
Relays in Engine Bay
| No. | Description |
|---|---|
| A | Engine radiator cooling fan 2nd speed relay (T.SPARK versions) |
| B | Engine radiator cooling fan 1st speed relay |
| C | Fuel pump relay |
| D | Electronic injection relay |
| E | Climate control compressor relay |
| F | Timing variator relay (1.6 T.SPARK only)
Engine radiator fan 2nd speed relay (only 2.5 V6 24V, JTD and JTD 16V Multijet versions). |
| G | Fuel oil heater relay (only Diesel versions) |
For Diesel versions
For Diesel versions, depending on the options installed, there is a second bracket fastened to the engine compartment rear bulkhead
| No. | A | Description |
|---|---|---|
| A | 30 | Additional passenger compartment heater 2nd level relay |
| B | 30 | Additional passenger compartment heater 1st level relay |