Ford F-750 (2004-2010) – fuse and relay box
Diagrams of fuse and relay boxes – Ford F-750
Applies to vehicles manufactured in the years:
2004, 2005, 2006, 2007, 2008, 2009, 2010.
Diagram of the fuse box in the passenger compartment
| Number | Amperes [A] | Description |
|---|---|---|
| 1 | 20 | Horn relay |
| 2 | 15 | Warning signal |
| 3 | 20 | Lighter |
| 4 | 10 | Data Link Connector (DLC), Engine Diagnostic Connector (2010), Parking Brake Warning (2007-2010) |
| 5 | 15 | Mixed Door Actuator, Function Selector Switch Assembly (2010), Trailer Tow Relay (2010), Trailer ABS (2005-2010), Daytime Running Lamps (DRL), Air Conditioning Mode (2007-2010), Heated Seats, Exhaust Brakes (2007 – 2010), backup lamp switch |
| 6 | 10 | 2004: Horn switch |
| 7 | – | Not used |
| 8 | 5 | Radio, GEM |
| 9 | 5 | Switch lighting (headlight, power windows, door locks (2004-2007)), LED window switch and relay |
| 10 | 15 | Heated and illuminated mirrors |
| 11 | thirty | 2004-2006: Wiper motor, washer pump relay |
| 5 | 2007-2010: Wiper and washer systems | |
| 12 | 10 | 2004-2009: Stop light switch (vehicles with hydraulic brake), Allison gear shift button (2008-2009) |
| 2010: Brake pedal position switch, shift selector, stop lamp switch, cruise control switches | ||
| 13 | 20 | Cluster, Radio |
| 14 | 10 | Interior lamp relay |
| 15 | 10 | Interior Lamp Relay, Vacuum Mirror Lamps, Map Lamps, Generic Electronic Module (GEM) |
| 16 | 15 | High beam, high beam indicator |
| 17 | – | Not used |
| 18 | 5 | Interior lighting of the headlamp switch |
| 19 | 15 | Engine management (all engines), accelerator pedal (6.0L Power Stroke engine) |
| 20 | 15 | 2004-2006: Starter relay, GEM |
| 5 | 2007-2010: Boot system | |
| 21 | 10 | Daytime running light (DRL) resistor |
| 22 | 15 | Speed Regulator Power (6.0L Power Stroke Engine (2004)), Fuel Transfer Pump (2004), Air Horn, 4 Pack Air Solenoid (Air Horn, Air Suspension Discharge, Axle with Differential Lock and Two-Speed Axle) |
| 23 | 10 | Hazard warning light (gear) |
| 24 | 15 | ABS, air dryer, vacuum pump, fuel heater relay |
| 25 | 10 | Function selector switch |
| 26 | 10 | Right dipped beam headlamp |
| 27 | – | Not used |
| 28 | 10 | Left-hand dipped beam headlamp |
| 29 | 10 | Cluster (power, warning lights), GEM gauges, ABS hydraulic relay, air traction control, hour meter, gearbox temperature |
| 30 | 15 | 2007-2010: Allison electronic gearbox |
| 31 | 15 | 2004-2006: Allison gearbox or ABS event |
| R1 | Interior lamp relay | |
| R2 | Not used | |
| R3 | Horn relay | |
| R4 | One-touch window exit relay | |
| R5 | Not used | |
Air Brake Trailer Towing Relays (If Equipped)
The center of the relay is located on the dash behind the passenger side airbag panel.
| Number | Amperes [A] | Description |
|---|---|---|
| 1 | thirty | Towing trailer with ABS power supply |
| 2 | thirty | Trailer tow parking / marker lamps |
| 3 | thirty | Trailer brake lamps |
| 4 | thirty | Trailer tow turn / stop lamps (combined) |
| Trailer turning lamps (separate) | ||
| 5 | – | Not used |
| R1 | Trailer tow ABS relay | |
| R2 | 2004-2007: Trailer tow stop lamp relay | |
| 2008-2010: Trailer clearance lamp relay | ||
| R3 | 2004-2007: Trailer parking / marker lamp relay | |
| 2008-2010: Trailer tow stop lamp relay | ||
| R4 | Trailer rear lamp relay | |
| R5 | Not used | |
| R6 | Not used | |
| R7 | 2004-2007: | |
| Trailer tow turn / stop lamp left (combination) | ||
| Left turn lamp relay for trailer towing (separate) | ||
| 2008-2010: Trailer tow turn light relay left | ||
| R8 | 2004-2007: | |
| Trailer Tow Right Turn / Stop Relay (Connected) | ||
| Trailer Right Turn Lamp Relay (Separate) | ||
| 2008-2010: Right trailer turn light relay | ||
Diagram of the fuse box in the engine compartment
| Number | Amperes [A] | Description |
|---|---|---|
| F1 | 15 | Main light switch |
| F2 | thirty | Electric seat (driver) |
| F3 | thirty | Electric seat (passenger) |
| F4 | 15 | Washer pump relay, washer pump motor |
| F5 | 15 | Caterpillar / Cummins: Brake Warning Switch |
| F6 | 15 | Caterpillar: Air Intake Heater |
| F7 | 15 | Stop lamp switches, brake pressure switches, stop lamp relay |
| F8 | 25 | Caterpillar: Fuel heater relay |
| 20 | 6.0L power stroke (2004-2007): Fuel heater relay | |
| F9 | 20 | 2006-2010: Brake relay, Engine ECM, Cluster, Transmission TCM, CJB Start (2007), CJB Run (2007), Starter cut-off (2010) |
| F10 | 15 | 2004-2009: Heated drain valve |
| 2010: Air reservoir dehumidification valve | ||
| F11 | thirty | 2007-2010: Electronic trailer brake |
| F12 | 20 | 2006-2010: Daytime running lights (DRL), Blend door actuator, A / C mode, Reserve, Heated seats, Trailer ABS, Exhaust brake |
| F13 | 10 | 2004-2005: Parking brake |
| F14 | – | Not used |
| F15 | 7.5 | 2004-2009: Bodybuilder – Trailer Adapter Stop Lamps |
| F 16 | 5 | Hydraulic brake: WABCO ABS |
| Air brake: Bendix Air ABS | ||
| F17 | – | Not used |
| F18 | 10 | Fuel transfer pump |
| F19 | – | Not used |
| F20 | 10 | Power jump 6.0L (2004-2007): Engine ECM power relay |
| F21 | 10 | 2004-2008: Hydromax motor entry into GEM |
| F22 | 10 | 6.0L power jump (2004-2007): IDM2 engine logic power |
| F23 | – | Not used |
| F24 | – | Not used |
| F101 | thirty | Air brake: ABS Bendix Air relay |
| Hydraulic brake: Hydraulic brake module | ||
| F102 | 20 | Ignition switch for customer access |
| F103 | 50 | 2004-2005: Ignition Switch, Passenger Compartment Fuse Box Fuses 8, 9, 10, 11, 19, 20, 23, 24, 25, 29, 30, 31 |
| 20 | 2006-2010: Ignition Switch, Passenger compartment fuse box fuses 8, 9, 10, 11, 19, 29, 30 | |
| F104 | 20 | Power point |
| F105 | 20 | Door lock switches |
| F106 | thirty | Headlight switch, multi-function switch, passenger compartment fuses 16, 26 and 28, headlamps, DRL relays |
| F107 | 50 | Passenger compartment fuse box fuses 1, 2, 3, 4, 12, 13, 14, 15 |
| F108 | 40 | Cummins: Fuel heater relay |
| F109 | 40 | Electric window relay |
| F110 | thirty | 2006-2010: Windshield wiper relay |
| F111 | thirty | Park Lamp Relay, Park Lamps, Body Builder Relay |
| F112 | 40 | Blower motor relay, blower motor |
| F113 | thirty | Heated seat switches, air ride seat (2009-2010) |
| F114 | 25 | 2004-2009: |
| Hydraulic brake: ABS ECU power | ||
| F115 | 40 | 2004-2005: Ignition Switch, Passenger compartment fuse box fuses 5, 8, 9, 10, 11, 21 |
| 20 | 2006-2010: Ignition switch, Passenger compartment fuse box fuses 8, 9, 10 and 11, Starter motor relay (2006-2009) | |
| F116 | thirty | Turn on the relays and the backup lamp relay |
| F117 | 20 | Stop lamp relay |
| F118 | 60 | Trailer tow left, right and ABS fuse box (vehicles with hydraulic brake) |
| F119 | 60 | Trailer Tow Fuse Block, Stop / Tail / Marker Lights |
| F120 | 60 | Trailer Tow Fuse Block (Air Brake Vehicles), Left, Right & ABS, HydroMax Hydraulic Pump Motor Fuse Relay |
| 201 | Washer pump relay | |
| 202 | Wiper speed relay | |
| 203 | Parking wiper operation relay | |
| 204 | 2004-2006: | |
| 6.0L Power Stroke: Neutral Start Relay | ||
| Caterpillar / Cummins: Exhaust brake relay | ||
| 2007-2010: Windshield wiper relay | ||
| 205 | 2004-2009: RH stop / turn relay | |
| 2010: Bodywork relay right turn | ||
| 206 | 2004-2009: LH stop / turn relay | |
| 2010: Bodywork relay, left turn | ||
| 207 | 2004-2006: Drain valve heater relay | |
| 2007-2009: | ||
| Hydraulic brake: ABS event relay | ||
| 2010: | ||
| Air brake: ABS event relay | ||
| Hydraulic brake: stop lamp relay | ||
| 208 | Backup lamp relay, Bodywork relay (2010) | |
| 209 | 2004-2007: | |
| V8 engines: ECM ISO relay | ||
| Caterpillar / Cummins: Stop lamp relay | ||
| 2008-2009: Stop lamp relay | ||
| 2010: Auxiliary stop lamp relay | ||
| 301 | Fuel heater / transfer pump relay | |
| 302 | Park Lamp Relay, Bodywork Relay (2010) | |
| 303 | Blower motor relay | |
| 304 | Air brake: ABS relay | |
| Hydraulic brake: hydraulic modulator relay | ||
| 501 | Not used | |
| 502 | Not used | |
| 503 | Not used | |
| 401 | Not used | |
Line fuses
Your vehicle has two built-in fuses located in / on the battery leads near the battery. 10 amp fuse to transmission control module and 40 amp fuse to engine control module.
Additional relay box (if equipped)
| Number | Relay description |
|---|---|
| R1 | Not used |
| R2 | Starter cut-off |
| R3 | Start the relay |
| R4 | ABS warning indicator |
| R5 | Hydraulic brake buzzer |
| R6 | Eaton UltraShift |
| R7 | Two-speed axle / differential lock disengaged |
| R8 | Air reservoir dehumidification valve |
| R9 | Not used |
| R10 | Hydraulic brake |
| R11 | Eaton Ultrashift fan |
| R12 | Starter cut-off |
| R13 | Blinker |
| R14 | Power window |
| R15 | Full power buzzer |
| R16 | Warning bell module |