Ford E-450 2018 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located to the left of the brake pedal and mounted onto the lower left cowl panel.
Engine compartment fuse box location:
The power distribution box is located in the engine compartment.
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | Inverter B+ |
| 2 | 15A | Not used (spare) |
| 3 | 15A | Not used (spare) |
| 4 | 30A | Not used (spare) |
| 5 | 10A | Passenger compartment fuse panel, Brake-shift interlock |
| 6 | 20A | Direction indicators lamps, Hazard lamps, Stop lamps |
| 7 | 10A | Left-side headlamp low beam |
| 8 | 10A | Right-side headlamp low beam |
| 9 | 15A | Courtesy lamps |
| 10 | 15A | Switch illumination |
| 11 | 10A | Not used (spare) |
| 12 | 7.5A | Not used (spare) |
| 13 | 5A | Mirrors |
| 14 | 10A | SYNC, Global positioning system module |
| 15 | 10A | Not used (spare) |
| 16 | 15A | Not used (spare) |
| 17 | 20A | Door locks |
| 18 | 20A | Not used (spare) |
| 19 | 25A | Not used (spare) |
| 20 | 15A | Diagnostic connector (except stripped chassis) |
| 21 | 15A | Not used (spare) |
| 22 | 15A | Parking lamps, License plate lamps |
| 23 | 15A | Headlamp high beams |
| 24 | 20A | Horn (except stripped chassis) |
| 25 | 10A | Demand lighting |
| 26 | 10A | Cluster (except stripped chassis) |
| 27 | 20A | Ignition switch feed |
| 28 | 5A | Audio mute (start) |
| 29 | 5A | Cluster (except stripped chassis) |
| 30 | 5A | Not used (spare) |
| 31 | 10A | Not used (spare) |
| 32 | 10A | Restraints module |
| 33 | 10A | Trailer Brake Controller |
| 34 | 5A | Not used (spare) |
| 35 | 10A | Cutaway run/start |
| 36 | 5A | Passive anti-theft system radio frequency module |
| 37 | 10A | Climate control, Stripped chassis #1 run/start |
| 38 | 20A | Not used (spare) |
| 39 | 20A | Radio |
| 40 | 20A | Not used (spare) |
| 41 | 15A | Radio, Switch illumination, Automatic dimming rear view mirror, Inverter |
| 42 | 10A | Auxiliary switch |
| 43 | 10A | Stripped chassis instrument panel connector #1 |
| 44 | 10A | Trailer tow battery charger relay |
| 45 | 5A | Wipers, Stripped chassis engine connector 3 |
| 46 | 7.5A | Passenger airbag deactivation indicator |
| 47 | 30A | Windows accessory delay circuit breaker |
| 48 | - | Delayed accessory relay |
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | Powertrain control module relay |
| 2 | - | Starter solenoid relay |
| 3 | - | Wiper relay |
| 4 | - | Trailer tow battery charge |
| 5 | - | Fuel pump relay |
| 6 | - | Trailer tow park lamp relay |
| 7 | - | Auxiliary switch #4 relay |
| 8 | - | Auxiliary switch #3 relay |
| 9 | - | Modified vehicle and stripped chassis run/start |
| 10 | - | Cooling fan relay (6.2L engine) |
| 11 | 50A | Cooling fan (6.2L engine) |
| 12 | 40A | Modified vehicle and stripped chassis run/start |
| 13 | 30A | Starter solenoid relay |
| 14 | 40A | Run start relay |
| 15 | 40A | Modified vehicle and stripped chassis battery |
| 16 | 50A | Auxiliary air conditioning blower |
| 17 | 50A | Trailer tow battery charge, Trailer tow park feed |
| 18 | 30A | Electric trailer brake, Trailer brake controller |
| 19 | 30A | Auxiliary switch #1 |
| 20 | 30A | Auxiliary switch #2 |
| 21 | 20A | Fuel pump (6.2L) |
| 22 | - | Not used |
| 23 | - | Air conditioning clutch relay |
| 24 | - | Horn relay (Stripped chassis) |
| 25 | - | Run/start relay |
| 26 | - | Not used |
| 27 | - | Not used |
| 28 | 20A | Back up lamp |
| 29 | 10A | Air conditioning clutch |
| 30 | 10A | Brake on/off switch |
| 31 | 10A | Cluster battery (stripped chassis) |
| 32 | 50A | Blower motor |
| 33 | 40A | Anti-lock brake system pump |
| 34 | 20A | Stripped chassis horn |
| 35 | 40A | Powertrain control module relay |
| 36 | 20A | Ignition switch (stripped chassis) |
| 37 | - | Trailer tow left-hand side stop lamp and direction indicator lamp relay |
| 38 | - | Trailer tow right-hand side stop lamp and direction indicator lamp relay |
| 39 | - | Back-up lamp relay |
| 40 | - | Blower motor relay |
| 41 | - | Not used |
| 42 | 15A | Diagnostic connector (stripped chassis) |
| 43 | 20A | Fuel pump (6.8L) |
| 44 | 10A | Auxiliary switch #3 |
| 45 | 15A | Auxiliary switch #4 |
| 46 | 10A | Powertrain control module keep alive memory power, Canister vent control valve, Powertrain control module relay coil |
| 47 | 40A | Anti-lock brake system relay coil |
| 48 | 20A | Trailer tow stop lamp and direction indicator lamps |
| 49 | 30A | Wiper motor |
| 50 | - | Not used |
| 51 | 20A | Cutaway |
| 52 | 10A | Modified vehicle and stripped chassis run/start relay coil |
| 53 | 10A | Anti-lock brake system run/start feed |
| 54 | 10A | Fuel pump relay coil |
| 55 | - | Not used |
| 56 | - | Not used |
| 57 | 20A | Trailer tow park lamp |
| 58 | 15A | Trailer tow backup lamp |
| 59 | - | Not used |
| 60 | - | Not used |
| 61 | - | Not used |
| 62 | - | Auxiliary switch #2 relay |
| 63 | 30A | Trailer tow battery charge |
| 64 | - | Not used |
| 65 | 20A | Power point 2 (glove box) |
| 66 | 20A | Power point 3 (cutaway B+) |
| 67 | 20A | Power point 1 (instrument panel) |
| 68 | 50A | Modified vehicle |
| 69 | - | Not used |
| 70 | 30A | Stripped chassis |
| 71 | - | Not used |
| 72 | 20A | Cigarette lighter/power point |
| 73 | - | Not used |
| 74 | 30A | Power seat |
| 75 | 20A | Vehicle power 1, Powertrain control module power |
| 76 | 20A | Vehicle power 2, Powertrain control module emissions related components |
| 77 | 10A | Vehicle power 3, Powertrain control module general components |
| 78 | 15A | Vehicle power 4, Engine ignition coil relay coil |
| 79 | 10A | Vehicle power 5, Transmission |
| 80 | 10A | Cluster run/start (stripped chassis) |
| 81 | - | Not used |
| 82 | - | Not used |
| 83 | - | Fuel pump diode |
| 84 | - | Not used |
| 85 | - | Auxiliary switch #1 relay |
