2018 Ford Focus Fuse Box Diagram

FUSE SPECIFICATION CHART

Engine Compartment Fuse Box

Fuse Location  Fuse Rating  Protected Component  
F7  40 A  Anti-lock brake system.   Traction control valve.  
F8  30 A  Traction control valve.  
F9  30 A  Heated rear window.  
F10  40 A  Blower motor.  
F11  30 A  Auto-start-stop.  
F12  30 A  Powertrain control module relay.  
F13  30 A  Starter motor.  
F14  25 A  Rear power windows.  
F15  25 A  Transmission control module.   Cooling fan (1.0L EcoBoost).  
F16  20 A  Battery monitoring sensor.  
F17  –  Not used.  
F18  20 A  Windshield wipers.  
F19  5 A  Traction control module.  
F20  15 A  Horn.  
F21  5 A  Stoplamp switch.  
F22  5 A  Parking assist control module.  
F23  5 A  A/C compressor relay coils.   Lighting control.  
F24  5 A  Right-hand heated windshield element.  
F25  10 A  Exterior mirrors.  
F26  15 A  Transmission control module (2.0L GDI).  
20 A  Transmission control module (1.0L Ecoboost).  
F27  15 A  Air conditioning clutch.  
F28  5 A  Rear view camera.  
F29  10 A  Auto-stop-start.  
F30  –  Not used.  
F31  5 A  Accessory delay.  
F32  10 A  Powertrain control module.   Crankshaft position sensor.   Camshaft position sensor.  
F33  15 A  Mass air flow sensor (2.0 GDI).   Ignition coil (1.0L EcoBoost).  
F34  10 A  Coolant pump.   Evaporative emission canister purge valve.   Sound symposer actuator valve.   Turbocharger bypass valve.   Wastegate control valve.   Air conditioning compressor.   Oil pump.   Turbocharger variable vane hydraulic control valve.   Variable intake valve.   Externally-controlled variable displacement compressor.  
F35  10 A  Crankshaft position sensor.   Heated oxygen sensor.   Evaporative emission canister purge valve.  
F36  5 A  Active grille shutter.  
F37  15 A  Daytime running lamps.   Headlamp control module.  
F38  15 A  Transmission control module.  
F39  15 A  Driver heated seat.  
F40  5 A  Electronic power assist steering.  
F41  20 A  Body control module.  
F42  15 A  Rear window wiper motor.  
F43  15 A  Headlamps.  
F44  –  Not used.  
F45  15 A  Passenger heated seat.  
F46  25 A  Power windows.  
F47  7.5 A  Heated exterior mirrors.  
F48  –  Not used.  
Relay Number  Circuits Switched  
R1  Cooling fan.  
R2  Horn.  
R3  Heated windshield relay.  
R4  Not used.  
R5  Rear window wiper.  
R6  Not used.  
R7  Accessory delay.  
R8  Accessory delay.  
R9  Not used.  
R10  Starter relay.  
R11  Air conditioning clutch.  
R12  Cooling fan relay.  
R13  Blower motor.  
R14  Powertrain control module.  
R15  Rear window defroster.  
R16  Ignition.  

Passenger Compartment Fuse Box

Fuse Location  Fuse Rating  Protected Component  
F56  20 A  Fuel pump.  
F57  –  Not used.  
F58  5 A  Not used (spare).  
F59  5 A  Passive anti-theft system.  
F60  10 A  Interior lamp.   Ambient lighting module.   Moonroof.   left-hand front door module.  
F61  20 A  Cigar lighter.   Rear auxiliary power points.  
F62  5 A  Not used (spare).  
F63  10 A  Not used (spare).  
F64  –  Not used.  
F65  10 A  Liftgate release switch.  
F66  20 A  Driver door lock.  
F67  7.5 A  Information and entertainment display.   Global positioning system module.   SYNC module.  
F68  –  Not used.  
F69  5 A  Instrument cluster.  
F70  20 A  Central locking system.  
F71  7.5 A  Air conditioning control module.  
F72  7.5 A  Steering wheel module.  
F73  7.5 A  Battery back-up sounder.   Secondary on-board diagnostic control module A.  
F74  15 A  Headlamp high beam.  
F75  15 A  Front fog lamps.  
F76  10 A  Reversing lamp.  
F77  20 A  Windshield washer pump.   Rear window washer pump.  
F78  5 A  Push button ignition switch.  
F79  15 A  Audio unit.   Hazard flasher switch.   Power door locks.  
F80  20 A  Moonroof.  
F81  5 A  Radio frequency receiver.  
F82  20 A  Windshield washer pump.   Rear window washer pump.  
F83  20 A  Tracking and blocking control module.  
F84  20 A  Driver door unlock.  
F85  7.5 A  Voltage quality monitoring.   Air conditioning clutch.   Front parking aid camera.   Audio unit.   Moonroof.  
F86  10 A  Supplemental restraint system.   Passenger sensing system.  
F87  15 A  Heated steering wheel.  
F88  –  Not used.  
F89  –  Not used.  

Luggage Compartment Fuse Box

Fuse Location  Fuse Rating  Protected Component  
F1  –  Not used.  
F2  –  Not used.  
F3  5 A  Remote keyless entry.  
F4  25 A  Left-hand front power windows.   Central locking system.   Left-hand heated exterior mirror.  
F5  25 A  Right-hand front power windows.   Central locking system.   Right-hand heated exterior mirror.  
F6  25 A  Left-hand rear-window power.  
F7  25 A  Right-hand rear power windows.  
F8  –  Not used.  
F9  25 A  Driver power seat.  
F10  25 A  Audio unit antenna amplifier.  
F11  5 A  Remote keyless entry.  
F12  –  Not used.  
F13  –  Not used.  
F14  –  Not used.  
F15  –  Not used.  
F16  –  Not used.  
F17  –  Not used.  
F18  –  Not used.  
F19  –  Not used.  
F20  –  Not used.  
F21  –  Not used.  
F22  –  Not used.  
F23  –  Not used.  
F24  –  Not used.  
F25  –  Not used.  
F26  –  Not used.  
F27  –  Not used.  
F28  –  Not used.  
F29  –  Not used.  
F30  –  Not used.  
F31  –  Not used.  
F32  –  Not used.  
F33  –  Not used.  
F34  –  Not used.  
F35  –  Not used.  
F36  –  Not used.  
F37  –  Not used.  
F38  –  Not used.  
F39  –  Not used.  
F40  –  Not used.  
F41  –  Not used.  
F42  –  Not used.  
F43  –  Not used.  
F44  –  Not used.  
F45  –  Not used.  
F46  –  Not used.  
Relay Number  Circuits Switched  
R1  Not used.  
R2  Not used.  
R3  Not used.  
R4  Not used.  
R5  Not used.  
R6  Not used.  

CHANGING A FUSE

Fuses

WARNING   WARNING:  Always replace a fuse with one that has the specified amperage rating. Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire.

CHANGING A FUSE

Fuses

WARNING   WARNING:  Always replace a fuse with one that has the specified amperage rating. Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire.

If electrical components in the vehicle are not working, a fuse may have blown. Blown fuses are identified by a broken wire within the fuse. Check the appropriate fuses before replacing any electrical components.

Fuse Types

Callout  Fuse Type  
A  Micro 2  
B  Micro 3  
C  Maxi  
D  Mini  
E  M Case  
F  J Case  
G  J Case Low Profile  

To download the complete user manual, please download the following file:

https://www.fordservicecontent.com/Ford_Content/vdirsnet/OwnerManual/Home/Index?Variantid=6056&languageCode=EN&countryCode=USA&marketCode=US&bookcode=O39242&VIN=&userMarket=usa&div=f

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