Fuse Box Diagram & Relay Catalog • Years 2005 – 2024
Fuse Box Diagram Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio – Fuse Box Location & Amperage
Did the 12V cigarette lighter socket, washer pump, wipers or headlights stop working in your Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio ? Here you will find the exact location of both fuse boxes, fuse amperage ratings (A) and blade fuse types.
📍 1. Interior Cabin Fuse Box (Dashboard)
Located under the dashboard on the driver's side (behind the side dashboard trim panel when the door is open, or behind the storage compartment below the steering wheel). Protects 12V sockets, radio, wipers, power windows and central locking.
📍 2. Engine Bay Fuse & Relay Box
Located under the hood next to the car battery (12V 60Ah). Contains main high-current maxi fuses (40A–80A), glow plug relay, radiator cooling fan relay, ABS/ESP pump fuses and ECU main relay.
Most Common Fuses & Electrical Circuits (Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio):
🔋 Car Battery Specification for Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio →| Protected Circuit / Component | Fuse Rating & Color | Fuse Box Location | Symptom When Blown |
|---|---|---|---|
| 🔥 Cigarette Lighter / 12V Power Socket (Front & Trunk) | 15 A (blue) or 20 A (yellow) | Cabin (under dashboard) | Phone charger, dashcam or tire inflator does not work. |
| 🌧️ Front & Rear Wipers + Washer Pump Motor | 15 A (blue) / 20 A (yellow) / 25 A | Cabin / Engine Bay Box | Wipers do not move or washer pump blew fuse due to frozen fluid in winter. |
| 🔑 Central Locking, Power Windows & Heated Mirrors | 20 A (yellow) to 30 A (green) | Cabin (BCM comfort module) | Power windows do not operate or doors/trunk fail to lock. |
| ♨️ Heated Rear Window & Heated Front Seats | 25 A (clear/white) or 30 A (green) | Cabin (lower fuse row) | Heated seats do not warm up or rear window defroster fails. |
| 📻 Car Radio, Infotainment, USB & Instrument Cluster | 7.5 A (brown) / 10 A (red) / 15 A | Cabin + mini fuse on back of radio unit | Blank infotainment screen or unpowered OBD2 diagnostic port. |
| 💡 Low Beam, High Beam & Fog Lights (H7) | 10 A (red) or 15 A (blue) | Engine Bay Box / Cabin | Left or right headlight side stays dark even after installing a new bulb. |
| ⛽ Fuel Pump, Ignition Coils & ECU Main Relay | 15 A (blue) or 20 A (yellow) | Engine bay box next to battery | Starter cranks normally, but engine does not fire (no fuel delivery). |
| ❄️ Cabin Heater Blower & Radiator Cooling Fan | 30 A (green) to 50 A (Maxi fuse) | Engine Bay Box / Cabin | Cabin A/C blower does not blow air or engine overheats in traffic. |
Complete technical data cards by engine for Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio:
Alfa Romeo • 2005 – 2024
Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio – 1.2 8V / 1.4 8V / 1.4 16V Fire (44 kW / 51 kW / 57 kW / 70 kW)
🔋 Battery: 12V 60Ah • 💡 Žárovky: H7
Alfa Romeo • 2005 – 2024
Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio – 1.4 T-Jet / MultiAir Turbo (88 kW / 103 kW / 110 kW / 125 kW)
🔋 Battery: 12V 60Ah • 💡 Žárovky: H7
Alfa Romeo • 2005 – 2024
Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio – 1.3 MultiJet / JTD (51 kW / 55 kW / 66 kW / 70 kW)
🔋 Battery: 12V 60Ah • 💡 Žárovky: H7
Alfa Romeo • 2005 – 2024
Alfa Romeo 159 / Brera, Giulietta, MiTo & Giulia / Stelvio – 1.6 MultiJet / 1.9 JTD / 2.0 MultiJet (74 kW / 85 kW / 88 kW / 103 kW / 110 kW / 125 kW)
🔋 Battery: 12V 60Ah • 💡 Žárovky: H7