Ford F-450 (2008-2010) – fuse and relay box
Scheme of fuse and relay boxes – Ford F-450
Applies to vehicles new in years:
2008, 2009, 2010.
Diagram of the fuse box in the passenger compartment
The fuse panel is located in the passenger footwell. To remove the fuse panel cover, pull the panel towards you. When the panel clips are unhooked, the panel can fall easily.
| Number | Amperes [A] | Description |
|---|---|---|
| 1 | thirty | Not used (spare) |
| 2 | 15 | Not used (spare) |
| 3 | 15 | Family Entertainment System (FES) |
| 4 | thirty | Not used (spare) |
| 5 | 10 | Keyboard illumination, shift lock (BSI), SPBJB |
| 6 | 20 | Direction indicators |
| 7 | 10 | Left headlight (low beam) |
| 8 | 10 | Right headlight (low beam) |
| 9 | 15 | Indoor lighting, illuminated running boards |
| 10 | 15 | Charge lamp, puddle lamp, switch backlight |
| 11 | 10 | Not used |
| 12 | 7.5 | Power mirror switch, driver seat (memory) |
| 13 | 5 | Not used (spare) |
| 14 | 10 | Upfitter # 3 relay for power supply |
| 15 | 10 | Air conditioning head |
| 16 | 15 | Upfitter Relay # 4 Channel |
| 17 | 20 | All lock motor power |
| 18 | 20 | Heated seat relay feed |
| 19 | 25 | Not used (spare) |
| 20 | 15 | Adjustable pedals, Datalink |
| 21 | 15 | Fog lamp relay feed, Corner lamps |
| 22 | 15 | Park lamp relay feed |
| 23 | 15 | High beam relay feed |
| 24 | 20 | Horn relay feed |
| 25 | 10 | Telescopic electric mirror switch Lamps on demand – under the hood and illuminated visor (battery saving) |
| 26 | 10 | Group |
| 27 | 20 | Ignition switch power, passenger compartment fuses 28, 42, 43, 44 and 45, engine compartment starter relay coil # 57 (diesel), accessory disconnect control module (if equipped) (diesel engine), engine compartment starter relay diode ( petrol) engines) |
| 28 | 5 | Radio |
| 29 | 5 | Not used (spare) |
| 30 | 5 | Not used (spare) |
| 31 | 10 | Compass |
| 32 | 10 | Restraint Control Module (RCM), passenger airbag deactivation indicator |
| 33 | 10 | Trailer tow brake controller, trailer tow battery charge relay coil |
| 34 | 5 | Not used (spare) |
| 35 | 10 | Reverse Sensing System (RSS), 4×4 Module, 4×4 Solenoid, Traction Control Switch, Towing / Towing Switch (Diesel Engine) |
| 36 | 5 | Passive anti-theft system transceiver (PATS), cluster control |
| 37 | 10 | Double automatic or manual air conditioning, PTC control |
| 38 | 20 | Woofer |
| 39 | 20 | Radio, navigation radio and amplifier |
| 40 | 20 | 4×4 module, Satellite radio module, SYNC, GPS |
| 41 | 15 | Radio, electrochromic rear view mirror, lock switch illumination |
| 42 | 10 | Heated Seat Relay Coil, Upfitter Switch Relay Coils, Heated Mirror Relay Coil |
| 43 | 10 | Fuel tank selection switch, 4 × 4 module |
| 44 | 10 | Start Client Access Channel (PTO) |
| 45 | 5 | Front Wiper Logic, Blower Motor Relay Coil |
| 46 | 7.5 | E / C mirror |
| 47 | thirty | Circuit breaker: Power windows, sunroof, sliding electric backlight |
| 48 | Delayed accessory | |
Diagram of the fuse box in the engine compartment
The power distribution box is located in the engine compartment. The distribution box contains high-current fuses to protect the vehicle’s main electrical systems from overload.
| Number | Amperes [A] | Description |
|---|---|---|
| 4 | – | Not used |
| 5 | thirty | Trailer Brake Controller (TBC) |
| 6 | 40 | ABS module (pump) |
| 7 | thirty | Upfitter # 1 auxiliary switch |
| 8 | thirty | Upfitter # 2 auxiliary switch |
| 9 | 40 | ABS module (coil) |
| 10 | 20 | Lighter |
| 11 | 20 | Instrument panel power point |
| 12 | 15 | Brake ON / OFF (BOO) relay feed |
| 13 | 5 | Brake switch, brake switch relay coil, SJB module, 4×4 module |
| 14 | – | Not used |
| 15 | – | Not used |
| 23 | 15 | Heated mirror, heated spot mirror |
| 24 | 40 | Blower motor relay |
| 25 | – | Not used |
| 26 | thirty | ESOF lo-hi relay |
| 27 | 50 | Diesel: Glow plug control module (GPCM) # 1 |
| 28 | 20 | Heated mirror relay |
| 29 | thirty | Electric passenger seat |
| 30 | 10 | Dutch air conditioning relay |
| 31 | 15 | Power folding mirror relay |
| 32 | 20 | Fuel pump relay |
| 33 | 20 | Backup lamp relay |
| 34 | 25 | Trailer stop / reverse relay |
| 35 | 5 | ESOF relay coils |
| 36 | 10 | Gasoline: Powertrain Control Module (PCM) maintains power, canister vent |
| Diesel: The engine control module (ECM) maintains power | ||
| 37 | 10 | Diesel: Transmission control module (TCM) |
| 38 | – | Not used |
| 39 | 50 | Diesel: ECM power |
| 40 | thirty | Starter relay |
| 41 | 20 | Power point (center console – front) |
| 42 | thirty | Trailer park lamp relay |
| 43 | 20 | Power point (Center Console – Rear) |
| 44 | thirty | Trailer battery charging relay |
| 45 | thirty | Driver’s seat or memory module, seat for air travel |
| 46 | 40 | Run / start relay |
| 47 | 50 | Diesel: GPCM # 2 |
| 48 | thirty | ESOF relay li-lo |
| 49 | thirty | Wiper motor |
| 50 | thirty | Gasoline: PCM relay coil, PCM relay |
| 51 | – | Not used |
| 52 | – | Not used |
| 63 | 15 | Reversing lamps for towing a trailer |
| 64 | 5 | Mirror marker lamps |
| 65 | – | Not used |
| 66 | – | Not used |
| 67 | – | Not used |
| 68 | – | Not used |
| 69 | – | Not used |
| 70 | 10 | Gasoline: A / C clutch relay coil, refrigerant container switch, PVC heated |
| Diesel: A / C clutch relay coil, clutch switch, fuel pump cooler, A / C cycle pressure switch | ||
| 71 | 5 | Fuel Pump Relay Diode, PCM / E CM Moc Run / Start |
| 72 | 15 | Gasoline: Ignition coils |
| 15 | Diesel: TCM engine | |
| 73 | 2 | Reversing Camera System (RCS) |
| 74 | 20 | Gasoline: VPWR: Heated Exhaust Oxygen Sensor, CMS, Mass Air Flow Sensor, Electronic Vapor Management Valve, CMCV, Variable Camshafts, IMTV |
| Diesel: VPWR: Engine loads | ||
| 75 | 5 | Backup relay coil supply |
| 76 | 20 | Gasoline: VPWR: PCM |
| Diesel: VPWR: ECM | ||
| 77 | 10 | ABS module logic |
| 60 | Gasoline: Starter relay | |
| or | ||
| One-touch activation (OTIS) | ||
| 61 | Air conditioning clutch | |
| 62 | Fuel pump | |
| 1 | Blower Motor / Variable Blower Control (Dual Zone A / C) | |
| 2 | Electronic Flight Shifting (ESOF) Lo-Hi | |
| 3 | Heater mirror | |
| 16 | Air conditioning clutch | |
| 17 | Wipers | |
| 18 | Gasoline: Fuel Pump Driver Module (FPDM), fuel injectors | |
| Diesel: Diesel Fuel Control Module (DFCM) | ||
| 19 | Backup lamps, Reversing Detection System (RSS), fuse 63. engine compartment | |
| 20 | Trailer brake lights and turn signals (left) | |
| 21 | Trailer brake lights and turn signals (right) | |
| 22 | Stop lamps, Center High Mount Stop Light (CHMSL), TBC, Customer Access | |
| 53 | Diesel: PCM power rail (fuses 68, 70, 72, 74, 76) | |
| 54 | Starter solenoid | |
| 55 | Trailer tow lamps | |
| 56 | Charging the battery for towing a trailer | |
| 57 | Power Distribution Box (PDB) (fuses 67, 69, 71, 73, 75, 77) | |
| SJB Run / Start bus (fuses 29-37, 46) | ||
| 58 | ESOF hi-lo | |
| 59 | Gasoline: PCM power rail (fuses 68, 70, 72, 74, 76) | |
