The Brera is a sports hatchback produced by the Italian automaker Alfa Romeo from 2005 to 2011. The roadster variant, designated as the Spider, was produced from 2006 to 2010. In this article, we provide a detailed overview of the fuse box diagrams for the Alfa Romeo Brera (Type 939) spanning model years 2005 through 2011.
Here, you will find the locations and photographs of the power distribution boxes. The fuses protecting the “Cigarette Lighter” and “Fuel Pump” circuits are highlighted in bold.
Luggage compartment
The fuse box is located on the left side of the luggage compartment. To access it, remove the access cover (A).
| Diagram | ||
|---|---|---|
|
||
| No. | Description | A |
| 54 | Hi-Fi audio amplifier | 30 |
| 56 | Driver's seat adjustment | 25 |
| 57 | Driver's seat heating | 7.5 |
| 60 | Passenger's seat adjustment | 25 |
| 61 | Audio amplifier | 15 |
| 67 | Passenger's seat heating | 7.5 |
| 78 | Left power window | 30 |
| 80 | Right power window | 30 |
| T21 | Seat heating and adjustment relay | |
Engine compartment
The main power distribution box is located adjacent to the battery, behind a protective cover. High-current fusible links are integrated into the positive battery terminal.
Main fuse box
The photograph illustrates a typical arrangement.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | A |
| 1 | Passenger compartment and luggage compartment fuse boxes | 70/60 |
| 2 | HVAC blower motor | 40/50 |
| 3 | Electronic steering column lock | 20 |
| 4 | Braking system (ABS/ESP) | 40 |
| 5 | Braking system / Vehicle Dynamic Control (VDC) | 40/20 |
| 6 | Radiator cooling fan 1 | 40/50 |
| 7 | Radiator cooling fan 2 | 50 |
| 8 | PTC auxiliary heater 1 / Selespeed hydraulic pump | 30 |
| 9 | Headlight washer pump | 20 |
| 10 | Horn | 15 |
| 11 | Fuel injection system | 15 |
| 14 | Right high beam headlamp | 7.5 |
| 15 | Left high beam headlamp | 7.5 |
| 16 | Fuel injection system | 7.5 |
| 17 | Fuel injection system | 10 |
| 18 | Automatic transmission / Engine Control Module (ECM) / Electronic transmission control module (CAE) | 10 |
| 19 | A/C compressor clutch | 7.5 |
| 20 | Telematics/Telephone control module | 20 |
| 21 | Alfa Romeo Brera fuel pump fuse | 20 |
| 22 | Ignition coils / Fuel injectors | 20 |
| 23 | Radio / Navigation system | 15 |
| 24 | Electronic transmission control module (CAE) | 15 |
| 30 | Fog lamps | 15 |
| R2 | High beam relay / Headlamp relay | |
| R3 | Horn relay | |
| R5 | A/C compressor clutch relay | |
| R6 | Radiator cooling fan relay (low speed) | |
| R7 | Radiator cooling fan relay (high speed) | |
| R8 | Auxiliary equipment relay | |
| R9 | Fuel injection relay | |
| R10 | Fuel pump relay | |
| R14 | Fog lamp relay | |
| R17 | Headlight washer pump relay | |
| R19 | Telematics/Telephone relay | |
| R20 | Reversing lamp relay / Shift interlock relay | |
High-current fusible links
Located on the positive battery terminal.
| Diagram | ||
|---|---|---|
|
||
| 70 | Engine compartment fuse and relay box | 150 |
| 71 | Passenger compartment fuse and relay box | 70 |
| 72 | PTC auxiliary heater 2 | 50 |
| 73 | Glow plug control module / Automatic transmission control module | 30/60 |
Passenger compartment
Located in the lower section of the instrument panel. To access it, remove the retaining screw (A) and detach the cover (B).
General view of the Alfa Romeo Brera passenger compartment fuse box.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | A |
| 12 | Right low beam headlamp | 15 |
| 13 | Left low beam headlamp | 15 |
| 31 | Relay coils | 7.5 |
| 32 | Door control module | 15 |
| Keyless entry receiver | ||
| 33 | Spare | - |
| 34 | Spare | - |
| 35 | Reversing lamp(s) | 7.5 |
| Cruise control module | ||
| Air Quality Sensor (AQS) | ||
| Water-in-fuel sensor | ||
| 36 | Spare | - |
| 37 | Brake lamps | 7.5 |
| Instrument cluster power supply (standard functions) | ||
| Xenon headlamps | ||
| 38 | Luggage compartment release | 15 |
| 39 | Radio | 10 |
| Mass Air Flow (MAF) sensor | ||
| OBD-II diagnostic connector | ||
| Telephone | ||
| HVAC control module | ||
| Driver's door module | ||
| Luggage compartment lid control module | ||
| Navigation system | ||
| Bluetooth module | ||
| Tire Pressure Monitoring System (TPMS) | ||
| 40 | Heated rear window | 30 |
| 41 | Heated windshield | 7.5 |
| Heated exterior mirror(s) | ||
| 42 | Braking system (ABS/ESP) | 7.5 |
| 43 | Windshield wipers | 30 |
| 44 | Alfa Romeo Brera cigarette lighter fuse | 10 |
| 45 | Spare | 15 |
| 46 | Sunroof module | 20 |
| 47 | Driver's door control module | 20 |
| 48 | Passenger's door control module | 30 |
| 49 | Exterior lighting control | 7.5 |
| Navigation system | ||
| Telephone | ||
| Bluetooth system | ||
| 50 | Supplemental Restraint System (SRS) / Airbags | 7.5 |
| 51 | Tire Pressure Monitoring System (TPMS) | 7.5 |
| Cruise control | ||
| Radio | ||
| Navigation system | ||
| Telephone | ||
| Bluetooth system | ||
| 52 | Rear window wiper | 15 |
| 53 | Turn signal lamps | 10 |
| Hazard warning lamps | ||
| Instrument cluster power supply (standard functions) | ||
| R1 | Low beam headlamp relay | |
| R11 | Heated rear window relay | |
| R12 | Ignition discharge control relay | |
| R13 | ||
