Ford Focus 2021 Fuse Box Info
Passenger compartment fuse box location:
The fuse panel is located below the glove box.
Engine compartment fuse box location:
The power distribution box is located in the engine compartment.
Luggage compartment fuse box location (Trailer Tow Module Fuse Box - 5-Door and Wagon):
The fuse box is in the luggage compartment on the right-hand side.
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 5A | Restraints control module |
| 2 | 5A | In-vehicle temperature and humidity sensor |
| 3 | 10A | Parking assist control module |
| 4 | 10A | Ignition switch, Push button ignition switch |
| 5 | 20A | Central locking system |
| 6 | 10A | Moonroof |
| 7 | 30A | Right-hand mirror switch. Right-hand front power windows |
| 8 | 5A | Headlamp control module |
| 9 | 5A | Passenger airbag deactivation indicator, Auto-dimming interior mirror, Front parking aid camera |
| 10 | 10A | Head up display module, Wireless accessory charging module |
| 11 | 5A | Telematics modem |
| 12 | 5A | Central security module |
| 13 | 15A | Child safety locks, Fuel filler door, Central locking system |
| 14 | 30A | Left-hand mirror switch, Left-hand front power windows |
| 15 | 15A | Steering wheel module |
| 16 | 15A | Adaptive damping module |
| 17 | 15A | Voice control, Audio unit |
| 18 | 7.5A | Power liftgate, Hands-free liftgate actuation module |
| 19 | 7.5A | Battery back-up sounder |
| 20 | 10A | Anti-theft alarm horn |
| 21 | 7.5A | Climate control, E-shifter module |
| 22 | 7.5A | Steering wheel module, Instrument cluster, Data link connector |
| 23 | 20A | Audio unit |
| 24 | 20A | Not used (spare) |
| 25 | 30A | Not used (spare) |
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 40A | Body control module |
| 2 | 30A | Body control module |
| 4A | 20A | Fuel pump - diesel |
| 4B | 20A | Fuel pump - gasoline |
| 5 | 10A | Data link connector |
| 6 |
15A 20A |
Powertrain control module - gasoline Powertrain control module - diesel |
| 7 | 10A | Powertrain control module |
| 8 | 15A | Powertrain control module |
| 9 | 20A | Powertrain control module |
| 10 | 10A | Powertrain control module - gasoline |
| 11 | 30A | Starter motor |
| 12 | 10A | Air conditioning clutch |
| 13 | 40A | Blower motor |
| 14 | 20A | Auxiliary heater control module |
| 15 | 20A | Horn |
| 16 | 20A | Rear window washer pump |
| 17 | 5A | Lumbar assembly |
| 18 | 20A | Headlamp washer pump |
| 21 | 10A | Headlamp leveling |
| 22 | 5A | Electronic power assist steering |
| 24 | 10A | Powertrain control module |
| 25 | 10A | Front parking aid camera, Rear view camera, Blind spot information system, Reverse gear |
| 26 | 15A | Transmission control module - diesel |
| 27 | 10A | Electronic stability control |
| 28 | 40A | Electronic stability control valve |
| 29 | 60A | Electronic stability control pump |
| 30 | 25A | Driver power seat |
| 31 | 25A | Passenger power seat |
| 32 | 20A | Auxiliary power point |
| 33 | 20A | Auxiliary power point |
| 34 | 20A | Auxiliary power point |
| 37 | 20A | Moonroof |
| 41 | 30A | Power liftgate |
| 44 | 10A | Stoplamp switch |
| 49 | 60A | Cooling fan |
| 50 | 30A | Heated back light |
| 54 | 20A | Electronic limited slip differential - gasoline |
| 65 |
20A 5A |
Transmission control module - diesel Battery electronic control module - gasoline |
| 68 | 20A | Steering column lock |
| 69 | 30A | Windshield wipers |
| 71 | 20A | Rear window wiper |
| 75 | 10A | Mass air flow and intake air temperature sensor - gasoline |
| 77 | 10A | Windshield heated washer jets, Heated windshield relay |
| 78 | 40A | Left-hand heated windshield element |
| 79 | 40A | Right-hand heated windshield element |
| 83 | 40A | Auxiliary heater |
| 84 | 60A | Auxiliary heater |
| 85 | 40A | Auxiliary heater |
| 91 | 40A | Trailer tow module |
| 93 | 5A | Headlamps |
| 94 | 20A | Heated seats |
| 110 | 30A | Water-in-fuel sensor - diesel, Diesel fuel heater |
| 124 | 5A | Rain sensor |
| 126 | 5A | Dosing control unit - diesel |
| 136 | 15A | Amplifier |
| 137 | 15A | Amplifier |
| 140 | 60A | Glow plugs - diesel |
| 163 | 15A | Dosing control unit pressure line heater |
| 164 | 10A | Reductant dosage control module |
| 165 | 15A | Tank heater - diesel |
| 185 | 20A | Power windows, Moonroof |
Luggage compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 15A | Ignition system |
