Jonathan Yarden Dec 16, 2020 · 5 min. read
In this article you will find a description of fuses and relays Alfa Romeo,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2003, 2004, 2005, 2006
Fuse and relays in the main fusebox
| Relay | Description |
| A | Dipped beam light relay |
| B | Relay for sunroof , seat heater, rear window power control, seat electric adjustment |
Fuses above the main fusebox
Fuses and relays accessible from the glovebox
Fuse and relays in engine bay
| 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
For Diesel versions, depending on the options installed, there is a second bracket fastened to the engine compartment rear bulkhead for the following fuses.
| 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.
Still have questions or want to supplement the article? Discuss On Telegram