Alfa Romeo 4C 2017-2019 Fuse Box Diagram – Location, Fuses & Relay Assignments

Todd Mitchell (photo)
By Todd Mitchell
On: Friday, July 4, 2025 8:53 PM
alfa romeo 4c 2017 2019 fuse layout

Here you can find the schematics of the fuse box of the Alfa Romeo 4C 2017, 2018 and 2019, get information on the location of the fuse boxes inside the car and learn about the assignment of each fuse (fuse layout).

The fuse for the cigar lighter/socket in the Alfa Romeo 4C is the №F86 fuse located in the engine compartment.

Fuse box in engine compartment

Fuse Box Location

It is located on the left side of the engine compartment, next to the battery.

alfa romeo 4c 2017 2018 fuses 03

To access, remove the screws (1) and then remove the cover (2).

Assignment of fuses in the engine compartment

The identification number of the electrical component corresponding to each fuse is located on the back of the cover.

CavityMaxi FuseMini FuseDescription
F0170 Amp Tan–Body Controller
F0320 Amp Yellow–Ignition Switch
F0440 Amp Orange–Anti-Lock Brake Pump
F0520 Amp Yellow–Anti-Lock Brake Valve
F0640 Amp Orange–Radiator Fan – Low Speed
F0750 Amp Red–Radiator Fan – High Speed
F0820 Amp Yellow–Blower Motor
F09–5 Amp TanHeadlight beam switch (If Equipped)
F10–10 Amp RedHorn
F11–20 Amp YellowPowertrain
F14–15 Amp BlueAlfa Twin Clutch Transmission
F15–15 Amp BlueAlfa Twin Clutch Transmission
F16–5 Amp TanAlfa Twin Clutch Transmission, ECM
F17–10 Amp RedPowertrain
F18–5 Amp TanPowertrain
F19–7.5 Amp BrownAir Conditioning Compressor
F21–20 Amp YellowFuel Pump
F22–20 Amp YellowEngine Control Unit Power Supply
F24–5 Amp TanAnti-Lock Brake System (ABS)
F30–10 Amp RedWater Pump, HVAC
F8230 Amp Green–Headlamp Washer (If Equipped)
F8340 Amp Orange–Alfa Twin Clutch Transmission Pump
F84–5 Amp TanAfter Run Pump
F86–15 Amp BlueRear Power Outlet 12V
F88–7.5 Amp BrownHeated Mirrors

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. Remove the six screws and the forward floor pan to access the BCM.

Assignment of the fuses in the dashboard

The ID number of the electrical component corresponding to each fuse can be found on the back of the cover.

avityVehicle Fuse NumberMini FuseDescription
3F537.5 Amp BrownInstrument Panel Node
4F3815 Amp BlueCentral Door Locking
5F3610 Amp RedDiagnostic Socket, Vehicle Radio, TPMS, Alarm
6F4320 Amp YellowBi-Directional Washer
7F4820 Amp YellowPassenger Power Window
9F507.5 Amp BrownAirbag
10F517.5 Amp BrownHeadlamp Washer Relay, A/C Compressor Relay, High Beam Relay, Parking ECU, Vehicle Radio, Stop Lamp Switch
11F377.5 Amp BrownStop Light Switch, Instrument Panel Node
12F495 Amp TanTransmission Shifter Module, Cigar Lighter Light, Drive Style Unit, Heated Mirrors Relay
13F315 Amp TanClimate Control, Body Controller
14F4720 Amp YellowDriver Power Window

Car Fuse Box Diagrams & Guides

Find comprehensive fuse box diagrams, layouts, and locations for your vehicle. Quickly locate fuse panels, identify circuits, and troubleshoot electrical issues with detailed guides organized by make and model.