Alfa Romeo 156 fuse box diagram

Fuse and Relays in The Main Fusebox

Alfa Romeo 156 fuse box diagram
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).
Alfa Romeo 156 fuse box diagram



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

Alfa Romeo 156 fuse box diagram



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

Alfa Romeo 156 fuse box diagram
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

Alfa Romeo 156 fuse box diagram
Alfa Romeo 156 fuse box diagram



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

Alfa Romeo 156 fuse box diagram
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
Alfa Romeo 156 fuse box diagram
No.
A
Description
A
30
Additional passenger compartment heater 2nd level relay
B
30
Additional passenger compartment heater 1st level relay

For JTD 20v Multijet version

Alfa Romeo 156 fuse box diagram
Alfa Romeo 156 fuse box diagram