Ford F-550 2015 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located in the passenger’s footwell.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | Not used (spare) |
| 2 | 15A | Auxiliary switch relay #4 |
| 3 | 30A | Passenger smart window motor |
| 4 | 10A | Interior lights, Hood lamp |
| 5 | 20A | Moon roof |
| 6 | 5A | Driver seat module |
| 7 | 7.5A | Driver seat switch, Driver lumbar motor |
| 8 | 10A | Power mirror switch |
| 9 | 10A | Auxiliary switch relay #3 |
| 10 | 10A | Run/accessory relay, Customer access feed |
| 11 | 10A | Instrument cluster |
| 12 | 15A | Interior lighting, Lighted running board lamps |
| 13 | 15A | Right turn signals and brake lamps |
| 14 | 15A | Left turn signals and brake lamps |
| 15 | 15A | High-mounted stop lamps, Backup lamps, Trailer tow backup relay, Reverse signal interior mirror |
| 16 | 10A | Right low beam headlamp |
| 17 | 10A | Left low beam headlamp |
| 18 | 10A | Keypad illumination, Passive anti-theft indicator, Powertrain control module, Brake shift interlock |
| 19 | 20A | Subwoofer, Amplifier |
| 20 | 20A | Power door locks |
| 21 | 10A | Brake on/off switch |
| 22 | 20A | Horn |
| 23 | 15A | Not used (spare) |
| 24 | 15A | Steering wheel control module, Diagnostic connector, Power fold mirror relay, Remote keyless entry, Electronic finish panel |
| 25 | 15A | Not used (spare) |
| 26 | 5A | Steering wheel control module |
| 27 | 20A | Not used (spare) |
| 28 | 15A | Ignition switch |
| 29 | 20A | SYNC, GPS module, Radio faceplate |
| 30 | 15A | Parking lamp relay, Trailer tow parking lamp relay |
| 31 | 5A | Trailer brake controller (brake signal), Customer access |
| 32 | 15A | Auto dimming mirror, Driver and passenger door lock switch illumination, Driver and passenger smart window motor, Moonroof motor, Passenger window switch, Power inverter, Rear heated seat switch illumination, Telescoping mirror switch |
| 33 | 10A | Restraint control module |
| 34 | 10A | Heated steering wheel module, Rear heated seats module |
| 35 | 5A | Select shift switch, Reverse park aid module, Trailer brake control module |
| 36 | 10A | Fuel tank select switch |
| 37 | 10A | Positive temperature coefficient heater |
| 38 | 10A | AM/FM radio faceplate |
| 39 | 15A | High beam headlamps |
| 40 | 10A | Parking lamps (in mirrors), Roof marker lamps |
| 41 | 7.5A | Passenger airbag deactivation indicator |
| 42 | 5A | Not used (spare) |
| 43 | 10A | Wiper relay |
| 44 | 10A | Auxiliary switches |
| 45 | 5A | Not used (spare) |
| 46 | 10A | Climate control |
| 47 | 15A | Fog lamps, Fog lamp indicator (in switch) |
| 48 | 30A | Power windows switch, Power rear sliding window switch, Moonroof switch |
| 49 | - | Delayed accessory |
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | Blower motor |
| 2 | - | Not used |
| 3 | - | Urea heaters (diesel engine) |
| 4 | - | Not used |
| 5 | - | Rear window defroster, Heated mirrors |
| 6 | - | Not used |
| 7 | 50A | Rear window defroster, Heated mirrors |
| 8 | 30A | Passenger seat |
| 9 | 30A | Driver seat |
| 10 | 40A | Trailer tow |
| 11 | - | Not used |
| 12 | 30A | Driver smart window |
| 13 | - | Not used |
| 14 | - | Not used |
| 15 | - | Fuel pump (diesel engine) |
| 16 | - | Not used |
| 17 | 15A | Heated mirror |
| 18 | - | Not used |
| 19 | - | Not used |
| 20 | - | Not used |
| 21 | - | Not used |
| 22 | 30A | Trailer tow electric brake |
| 23 | 40A | Blower motor |
| 24 | - | Not used |
| 25 | 30A | Wipers |
| 26 | 30A | Trailer tow park lamps |
| 27 | 25A | Urea heaters (diesel engine) |
| 28 | - | Buss bar |
| 29 | - | Trailer tow park lamps |
| 30 | - | A/C clutch |
| 31 | - | Wipers |
| 32 | - | Not used |
| 33 | 15A | Vehicle power 1 |
| 34 |
15A 20A |
Vehicle power 2 (diesel engine) Vehicle power 2 (gas engine) |
| 35 | 10A | Vehicle power 3 |
| 36 |
15A 20A |
Vehicle power 4 (diesel engine) Vehicle power 4 (gas engine) |
| 37 | 10A | Vehicle power 5 (diesel engine) |
| 38 | - | Powertrain control module (diesel engine), Electronic control module (gas engine) |
| 39 | 10A | 4x4 hub lock |
| 40 | 15A | 4x4 electronic lock |
| 41 | - | Not used |
| 42 | 20A | Rear heated seats |
| 43 | - | Not used |
| 44 | - | Not used |
| 45 | 10A | Run/start relay coil |
| 46 | 10A | Transmission control module keep-alive power (diesel engine) |
| 47 | 10A | A/C clutch feed |
| 48 | - | Run/start |
| 49 | 10A | Rearview camera system |
| 50 | 10A | Blower motor relay coil |
| 51 | - | Not used |
| 52 | 10A | Powertrain control module, Electronic control module, Transmission control module run/start |
| 53 | 10A | 4x4 module |
| 54 | 10A | Anti-lock brake system run/start |
| 55 | 10A | Rear window defroster coil |
| 56 | 20A | Passenger compartment fuse panel run/start feed |
| 57 | - | Fuel pump |
| 58 | - | Not used |
| 59 | - | Not used |
| 60 | - | Not used |
| 61 | - | Not used |
| 62 | - | Not used |
| 63 | - | Not used |
| 64 | - | Not used |
| 65 | - | Not used |
| 66 | 20A | Fuel pump |
| 67 | - | Not used |
| 68 | 10A | Fuel pump relay coil |
| 69 | - | Not used |
| 70 | 10A | Trailer tow backup lamp |
| 71 | 10A | Canister vent (gas engine) |
| 72 | 10A | Powertrain control module, Electronic control module relay coil feed keep-alive power |
| 73 | - | Not used |
| 74 | - | Not used |
| 75 | - | Not used |
| 76 | - | Trailer tow backup lamp |
| 77 | - | Not used |
| 78 | - | Not used |
| 79 | - | Not used |
| 80 | - | Not used |
| 81 | - | Not used |
| 82 | 20A | Auxiliary power point #2 |
| 83 | 20A | Auxiliary power point #1 |
| 84 | 30A | 4x4 shift motor |
| 85 | 30A | Heated/cooled seats |
| 86 | 25A | Anti-lock brake system coil feed |
| 87 | 20A | Auxiliary power point #5 |
| 88 | 20A | Auxiliary power point #6 |
| 89 | 40A | Starter motor |
| 90 | 25A | Trailer tow battery charge |
| 91 | - | Not used |
| 92 | 20A | Auxiliary power point #4 |
| 93 | 20A | Auxiliary power point #3 |
| 94 | 25A | Auxiliary switch #1 |
| 95 | 25A | Auxiliary switch #2 |
| 96 | 50A | Anti-lock brake system pump |
| 97 | 40A | Invertor |
| 98 | - | Not used |
| 99 | 40A | Instrument panel power inverter |
| 100 | - | Not used |
| 101 | - | Starter |
| 102 | - | Not used |
| 103 | - | Not used |
| 104 | - | Not used |
| 105 | - | Not used |
| 106 | - | Not used |
| 107 | - | Not used |
