Ford Focus 4 (2018 – 2024) fuse and relay

Ford Focus 4 th generation was produced in 2018, 2019, 2020, 2021, 2022, 2023, 2024. During this time, the model was updated. In this post you can find a description of Ford Focus 4 fuses with fuse box diagrams and their locations. Let’s highlight the fuse responsible for the cigarette lighter.

Ford focus 4

The purpose of fuses and relays may differ from those shown and depend on the year of manufacture and level of equipment of your car.

Passenger compartment

Inside the car, the fuse and relay box is located under the glove compartment. To gain access, you must remove the protective cover.

location 1

The fuse box itself will look something like this.



Diagram 1


15A Restraints control module.
25A In-vehicle temperature and humidity sensor.
310A Parking assist control module.
410A Ignition switch. Push button ignition switch.
520A Central locking system.
610A Moonroof.
730A Right-hand mirror switch. Right-hand front power windows.
85A Headlamp control module.
95A Passenger airbag deactivation indicator. Auto-dimming interior mirror. Front parking aid camera.
1010A Head up display module.   Wireless accessory charging module.
115A Telematics modem.
125A Central security module.
1315A Child safety locks. Fuel filler door. Central locking system.
1430A Left-hand mirror switch. Left-hand front power windows.
1515A Steering wheel module.
1615A Adaptive damping module.
1715A Voice control. Audio unit.
187,5A Power liftgate. Hands-free liftgate actuation module.
197,5A Battery back-up sounder.
2010A Anti-theft alarm horn.
217,5A Climate control. E-shifter module.
227,5A Steering wheel module. Instrument cluster. Data link connector.
2320A Audio unit.
2420A Not used (spare).
2530A Not used (spare).

Engine compartment

Under the hood, in the engine compartment, the fuse box is located next to the pillar.


To gain access, pull the two tank latches towards you and remove the fuse box. Turn it over and open the central latch that holds the lid.

access to fuse box

Photo – example

photo fuse box focus 4




140A Body control module.
230A Body control module.
4A20A Fuel pump – diesel.
4B20A Fuel pump – gasoline.
510A Data link connector.
615A Powertrain control module – gasoline.
20A Powertrain control module – diesel.
710A Powertrain control module.
815A Powertrain control module.
920A Powertrain control module.
1010A Powertrain control module – gasoline.
1130A Starter motor.
1210A Air conditioning clutch.
1340A Blower motor.
1420A Auxiliary heater control module.
1520A Horn.
1620A Rear window washer pump.
175A Lumbar assembly.
1820A Headlamp washer pump.
2110A Headlamp leveling.
225A Electronic power assist steering.
2410A Powertrain control module.
2510A Front parking aid camera.   Rear view camera. Blind spot information system. Reverse gear.
2615A Transmission control module – diesel.
2710A Electronic stability control.
2840A Electronic stability control valve.
2960A Electronic stability control pump.
3025A Driver power seat.
3125A Passenger power seat.
3225A Auxiliary power point.
3320A Auxiliary power point.
3420A Auxiliary power point.
3720A Moonroof.
4130A Power liftgate.
4410A Stoplamp switch.
4960A Cooling fan.
5030A Heated back light.
5420A Electronic limited slip differential – gasoline.
6520A Transmission control module – diesel.
6820A Steering column lock.
6930A Windshield wipers.
7120A Rear window wiper.
7510A Mass air flow and intake air temperature sensor – gasoline.
7710A Windshield heated washer jets.   Heated windshield relay.
7840A Left-hand heated windshield element.
7940A Right-hand heated windshield element.
8340A Auxiliary heater.
8460A Auxiliary heater.
8540A Auxiliary heater.
9140A Trailer tow module.
935A Headlamps.
9420A Heated seats.
11030A Water-in-fuel sensor – diesel.   Diesel fuel heater.
1245A Rain sensor.
1265A Dosing control unit – diesel.
13615A Amplifier.
13715A Amplifier.
14060A Glow plugs – diesel.
16315A Reductant dosage control module.
16410A Interior door controls – diesel.
16515A Tank heater – diesel.
18520A Power windows. Moonroof.

In 5 door models and station wagons, in the luggage compartment on the right side, a 15A fuse can be installed for the ignition system.

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