Alfa Romeo 156 (2003 – 2006) – fuse box diagram

Alfa Romeo 156 (2003 – 2006) – fuse box diagram

Year of production: 2003, 2004, 2005, 2006

Fuse and relays in the main fusebox

Alfa Romeo 156 FL - main fuse box
Alfa Romeo 156 FL – main fuse box
Relay Description
A Dipped beam light relay
B Relay for sunroof , seat heater, rear window power control, seat electric adjustment
Alfa Romeo 156 FL - main fuse box - symbols
Alfa Romeo 156 FL – main fuse box – symbols

Fuses above the main fusebox

Alfa Romeo 156 FL - above main fuse box
Alfa Romeo 156 FL – above main fuse box

Fuses and relays accessible from the glovebox

Alfa Romeo 156 FL - fuse box - glovebox
Alfa Romeo 156 FL – fuse box – glovebox

Fuse and relays in engine bay

Alfa Romeo 156 FL - fuse box - engine bay - relay
Alfa Romeo 156 FL – fuse box – engine bay – relay
Alfa Romeo 156 FL - fuse box - engine bay relay
Alfa Romeo 156 FL – fuse box – engine bay relay
Relay 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) or 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 JTD 20v Multijet version

Alfa Romeo 156 FL - fuse box - engine bay - relay (JTD version)
Alfa Romeo 156 FL – fuse box – engine bay – relay (JTD version)

For Diesel versions, depending on the options installed, there is a second bracket fastened to the engine compartment rear bulkhead for the following fuses.

Alfa Romeo 156 FL - fuse box - engine bay - relay (diesel)
Alfa Romeo 156 FL – fuse box – engine bay – relay (diesel)
Relay Description
A MAXI-FUSE 30A Additional passenger compartment heater 2nd level relay
B MAXI-FUSE 30A Additional passenger compartment heater 1st level relay

 

Fuse summary table

Lights Fuse Ampere rating [A] Location
Left front side light 7 10 Main fusebox
Right front side light 6 10 Main fusebox
Left rear side light 6 10 Main fusebox
Right rear side light 7 10 Main fusebox
Left dipped-beam headlamp/Xenon lamps (optional) 8 20 Main fusebox
Right dipped-beam headlamp/Xenon lamps (optional) 4 20 Main fusebox
Left main-beam headlamp 2 20 Main fusebox
Right main-beam headlamp 1 10 Main fusebox
Cruise Control (optional) 13 10 Main fusebox
Left number plate light 7 10 Main fusebox
Right number plate light 6 10 Main fusebox
Reversing lights/Sound system 13 10 Main fusebox
Left rear fog guard 7 10 Main fusebox
Right rear fog guard 6 10 Main fusebox
Direction indicators – Hazard warning lights 14 10 Main fusebox
Fog lamps 16 15 Above main fusebox
Car interior and glovebox lights 12 – 13 10 Main fusebox
HI-FI BOSE system 9 25 Above main fusebox

 

Services Fuse Ampere rating [A] Location
Windscreen wiper, windscreen washer/Rearscreen wiper/Rain sensor (optional) 10 20 69
Horns 11 20 69
GSM Box for Connect/Navigator-electronic warning system 13 10 69
Front power windows 5 30 69
Left rear power window 4 20 71
Right rear power window 5 20 71
Door locking system – Boot light 3 20 69
Boot electric opening 7 30 71
Rearscreen heating 15 30 69
Wing mirror adjustment 13 10 69
Wing mirror defrosting 15 30 69
Cigar lighter/Odour sensor 9 15 69
Headlamp washer 1 20 72
Headlamp aiming device 4 10 69
Instrument cluster 12 10 69
Main-beam headlamp warning light 2 10 69
Rearscreen heating warning light 15 30 69
Sound system/Diagnosis socket 12 10 69
Electronic alarm system 12 10 69
Supplementary electrical socket in the boot (Sportwagon versions) 10 20 71
Remote control 13 10 69
Controls lighting/Stop lights 3 10 71
Rear control lighting from sidelights 6 10 71
Seat heating/Sunroof/Seat electrical adjustment 8 30 71
Air bag system 2(*) 10(*) 71
ABS system 9 60 68
11(*) 10(*) 71
Alfa Romeo CODE system 13 7,5 71
Climate control system 9 15 69
Engine cooling radiator fan:
First speed:
–  T.SPARK and JTS versions 6 50 68
–  diesel versions 6 60 68
– 2.5 V6 24V versions 6 40 68
Second speed
– T.SPARK and JTS versions 7 30 68
– diesel versions 7 40 68
– 2.5 V6 24V versions 7 40 68
Passenger compartment fan (petrol versions) 1 40 68
Passenger compartment fan (diesel versions) 4 40 68
Electronic ignition and injection system 13 7,5 71
14 15 71
15 15 71
5 30 68
Glow plugs and resistances on fuel oil filter (diesel versions) 8 70 68
Fuel oil heater (JTD versions, JTD 16V Multijet) H 25 74
Services switched off with starting 1 7,5 71
Battery power supply for Alfa Romeo CODE/Injection system 12 7,5 71
(+15) key-controlled service supply (ignition switch) 2 30 68
General service supply (petrol versions) 4 80 68
General service supply (diesel versions) 1 80 68
General service supply 3 70 68
Additional heater (diesel version only) 10 70 68
Oil pump supply (Selespeed versions only) 10 30 68
Selespeed gearbox (2.0 JTS version) 7 30 68
8 20 68
Automatic gearbox (2.5 V6 24V version) 7 40 68
8 20 68

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