2019 FORD F-53 fuse box

Protected ComponentFuse RatingFuse or RelayNumber
Trailer tow backup lamp feed.
Daytime running lamps.20A1M2
4–channel anti-lock brake system module(Hydromax).30A1M3
Powertrain control module run/start.20A1M4Fuel pump relay coil.Fuel pump diode.
Brake lamps.10A1M5
Radio capacitors.20A1M6Ignition coils.
Backup lamp relay coil.20A1M7Air conditioning clutch coil.Air conditioning demand switch.
Catalyst monitor sensor.20A1M8Engine heated exhaust gas oxygen sensor#11 and #21.Canister vent valve.Vapor management valve.
Powertrain control module power.20A1M9
Brake shift interlock.5A1M10
Powertrain control module relay keep alivepower.5A1M11
Powertrain control module relay coil.
Parking lamps feed.20A1M12
Not used.DiodeD1
Fuel pump.DiodeD2
Air conditioning clutch.DiodeD3
Not used.—R2-1
Powertrain control module relay feed(power distribution box fuse M6, M7, M8,M9).
30A2J1
81
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201803, Third-Printing-Fuses

Protected ComponentFuse RatingFuse or RelayNumber
Fuel injectors.20A2J2Fuel pump motor.Mass airflow sensor.Powertrain control module.
Cigar lighter power point.20A2J3Diagnostic connector.
Blower motor.40A2J4
Headlamps.30A2J5Daytime running lamps on/off relay coil.Headlamp daytime running lamp relayfeed.High beam headlamps flash to pass.
Ignition switch feeds.40A2J6
Ignition switch feeds.40A2J7
Instrument panel fuses F11, F13, F15, F17.50A2J8
Starter motor solenoid.30A2J9
Power distribution box fuse M1-1.60A2J10Power brake assist motor (HydroMax).
Trailer tow electronic brake.30A2J11
Lighting primary.60A2J12
Brake on/off signal.20A2J13Hazard lamps.
Horn.20A2J14
HydroMax anti-lock brake system module.60A2J15
Trailer tow parking lamps.20A2J16
1 Mini fuse.2 J case fuse.
82
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201803, Third-Printing-Fuses

Diode and Relay ModuleLocate the module box with the powerdistribution box in from of the radiator.
Protected ComponentRelay Number
Not used.1
Not used.2
Not used.3
Daytime running lamps power relay.4
HydroMax – brake on/off signal isolating relay.5
Reverse lamps relay.6
Starter ground relay.7
Trailer tow parking lamps relay.8
Fuse Holder Module
The fuse holder is next to the diode andrelay module.
83
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201803, Third-Printing-FusesE224614

UNDER HOOD OVERVIEW - COMMERCIAL CHASSIS
Engine coolant reservoir. See Engine Coolant Check (page 96).A
Engine oil filler cap. See Engine Oil Check (page 95).B
Automatic transmission fluid dipstick. See Automatic Transmission FluidCheck (page 101).C
Engine compartment fuse box. See Fuses (page 71).D
Engine oil dipstick. See Engine Oil Dipstick (page 95).E
Air filter assembly. See Changing the Engine Air Filter (page 107).F
Power steering fluid reservoir. See Power Steering Fluid Check (page 104).G
Brake fluid reservoir. See Brake Fluid Check (page 102).H
93
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201803, Third-Printing-MaintenanceE225840HGFEABCD

UNDER HOOD OVERVIEW - MOTORHOME CHASSIS
Engine coolant reservoir. See Engine Coolant Check (page 96).A
Engine oil filler cap. See Engine Oil Check (page 95).B
Automatic transmission fluid dipstick. See Automatic Transmission FluidCheck (page 101).C
Engine compartment fuse box. See Fuses (page 71).D
Air filter assembly. See Changing the Engine Air Filter (page 107).E
Engine oil dipstick. See Engine Oil Dipstick (page 95).F
Power steering fluid reservoir. See Power Steering Fluid Check (page 104).G
Brake fluid reservoir. See Brake Fluid Check (page 102).H
94
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201803, Third-Printing-MaintenanceE225839HGFEABCD

E
Economical Driving.......................................56Electromagnetic Compatibility...............163Emission Law...................................................34Noise Emissions Warranty, ProhibitedTampering Acts and Maintenance...........35Tampering With a Noise ControlSystem................................................................34Engine Block Heater......................................27Using the Engine Block Heater........................27Engine Coolant Check..................................96Adding Coolant.....................................................97Coolant Change...................................................99Engine Coolant TemperatureManagement..................................................100Fail-Safe Cooling.................................................99Recycled Coolant.................................................98Severe Climates...................................................98Engine Emission Control.............................34Engine Oil Check............................................95Adding Engine Oil.................................................95Engine Oil Dipstick.........................................95Engine Specifications.................................134Drivebelt Routing................................................134Environment.......................................................11Essential Towing Checks.............................53Before Towing a Trailer......................................54Hitches.....................................................................53Launching or Retrieving a Boat or PersonalWatercraft (PWC)...........................................55Safety Chains.........................................................53Trailer Brakes.........................................................54Trailer Lamps.........................................................54When Towing a Trailer........................................54Export Unique Options.................................10
F
Flat TireSee: Changing a Road Wheel........................129Ford Credit...........................................................8US Only.......................................................................8Ford Protect....................................................143Ford Protect Extended Service Plan(CANADA ONLY)...........................................144Ford Protect Extended Service Plans (U.S.Only)...................................................................143
Fuel and Refueling.........................................29Fuel Consumption..........................................32Advertised Capacity............................................32Fuel Economy........................................................33Fuel Filter.........................................................105Fuel Quality......................................................29Choosing the Right Fuel....................................29Fuses....................................................................71Fuse Specification Chart..............................71Diode and Relay Module...................................83F53 Passenger Compartment FusePanel....................................................................84F53 Power Distribution Box...............................71
G
Gauges................................................................16Engine Coolant Temperature Gauge..............17Engine Oil Pressure Gauge.................................17Fuel Gauge...............................................................17Speedometer..........................................................17Transmission Fluid TemperatureGauge....................................................................17GearboxSee: Transmission................................................38General Maintenance Information.........145Multi-point Inspection.......................................147Owner Checks and Services...........................146Protecting Your Investment............................145Why Maintain Your Vehicle?..........................145Why Maintain Your Vehicle at YourDealership?......................................................145Getting Assistance Outside the U.S. andCanada............................................................67Getting the Services You Need.................64Away From Home................................................64
H
HandbrakeSee: Parking Brake...............................................42Hazard Flashers.............................................60Hints on Driving With Anti-LockBrakes...............................................................41
I
Ignition Switch.................................................25
170
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201803, Third-Printing-Index