Alfa Romeo 4C (2017 – 2018) – fuse box diagram
Year of production: 2017, 2018
Dashboard Fuse Box
The dashboard fuse box is part of the Body Control Module (BCM) and is located on the passenger side under the forward passenger floor.
| Cavity | Fuse number | Mini Fuse | Description |
| 3 | F53 | 7,5 | Instrument Panel Node |
| 4 | F38 | 15 | Central Door Locking |
| 5 | F36 | 10 | Diagnostic Socket, Vehicle Radio, TPMS, Alarm |
| 6 | F43 | 20 | Bi-Directional Washer |
| 7 | F48 | 20 | Passenger Power Window |
| 9 | F50 | 7,5 | Airbag |
| 10 | F51 | 7,5 | Headlamp Washer Relay, A/C Compressor Relay, High Beam Relay, Parking ECU, Vehicle Radio, Stop Lamp Switch |
| 11 | F37 | 7,5 | Stop Light Switch, Instrument Panel Node |
| 12 | F49 | 5 | Transmission Shifter Module, Cigar Lighter Light, Drive Style Unit, Heated Mirrors Relay |
| 13 | F31 | 5 | Climate Control, Body Controller |
| 14 | F47 | 20 | Driver Power Window |
Engine compartment fuse box
The engine compartment fuse box is located on the left
side of the engine compartment, next to the battery.
| Cavity | Maxi Fuse | Mini Fuse | Description |
| F01 | 70 | — | Body Controller |
| F03 | 20 | — | Ignition Switch |
| F04 | 40 | — | Anti-Lock Brake Pump |
| F05 | 20 | — | Anti-Lock Brake Valve |
| F06 | 40 | — | Radiator Fan – Low Speed |
| F07 | 50 | — | Radiator Fan – High Speed |
| F08 | 20 | — | Blower Motor |
| F09 | — | 5 | Headlight beam switch (If Equipped) |
| F10 | — | 10 | Horn |
| F11 | — | 20 | Powertrain |
| F14 | — | 15 | Alfa Twin Clutch Transmission |
| F15 | — | 15 | Alfa Twin Clutch Transmission |
| F16 | — | 5 | Alfa Twin Clutch Transmission, BCM |
| F17 | — | 10 | Powertrain |
| F18 | — | 5 | Powertrain |
| F19 | — | 7,5 | Air Conditioning Compressor |
| F21 | — | 20 | Fuel Pump |
| F22 | — | 20 | Engine Control Unit Power Supply |
| F24 | — | 5 | Anti-Lock Brake System (ABS) |
| F30 | — | 10 | Water Pump, HVAC |
| F82 | 30 | — | Headlamp Washer (If Equipped) |
| F83 | 40 | — | Alfa Twin Clutch Transmission Pump |
| F84 | — | 5 | After Run Pump |
| F86 | — | 15 | Rear Power Outlet 12V |
| F88 | — | 7,5 | Heated Mirrors |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.