Jonathan Yarden Mar 25, 2021 · 5 min. read
In this article you will find a description of fuses and relays Ford,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2004, 2005, 2006, 2007, 2008, 2009, 2010
Engine Compartment Fuse Box
| Number | Ampere rating [A] | Description |
| F1 | 15 | Main light switch |
| F2 | 30 | Power seat (driver) |
| F3 | 30 | Power 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 | Stoplamp switches, Brake pressure switches, Stoplamp relay |
| F8 | 25 | Caterpillar: Fuel heater relay |
| Power Stroke 6.0L (’04-’07): Fuel heater relay | ||
| F9 | 20 | ’06-’10: Inhibit relay, Engine ECM, Cluster, Transmission TCM, CJB Start (’07), CJB Run (’07), Starter cutoff (’10) |
| F10 | 15 | ’04-’09: Heated drain valve ’10: Air tank moisture removal valve |
| F11 | 30 | ’07-’10: Electronic trailer brake |
| F12 | 20 | ’06-’10: Daytime Running Lamps (DRL), Blend door actuator, Climate mode, Back-up, Heated seats, Trailer ABS, Exhaust brake |
| F13 | 10 | ’04-’05: Parking brake |
| F14 | — | — |
| F15 | 7,5 | ’04-’09: Body builder – trailer adapter stoplamps |
| F16 | 5 | Hydraulic Brake: WABCO ABS Air Brake: Bendix Air ABS |
| F17 | — | — |
| F18 | 10 | Fuel transfer pump |
| F19 | — | — |
| F20 | 10 | Power Stroke 6.0L (’04-’07): Engine ECM power relay |
| F21 | 10 | ’04-’08: Hydromax motor input to GEM |
| F22 | 10 | Power Stroke 6.0L (’04-’07): Engine IDM2 logic power |
| F23 | — | — |
| F24 | — | — |
| F101 | 30 | Air Brake: Bendix Air ABS relay Hydraulic Brake: Hydraulic brakes module |
| F102 | 20 | Ignition switch to customer access |
| F103 | 50 | ’04-’05: Ignition switch, Passenger compartment fuse box fuses 8, 9, 10, 11, 19, 20, 23, 24, 25, 29, 30, 31 |
| 20 | ’06-’10: Ignition switch, Passenger compartment fuse box fuses 8, 9, 10, 11, 19, 29, 30 | |
| F104 | 20 | Power point |
| F105 | 20 | Door lock switches |
| F106 | 30 | Main light switch, Multifunction switch, Passenger compartment fuse box 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 | Power window relay |
| F110 | 30 | ’06-’10: Windshield wiper relay |
| F111 | 30 | Park lamps relay, Park lamps, Body builder relay |
| F112 | 40 | Blower motor relay, Blower motor |
| F113 | 30 | Heated seats switches, Air ride seat (’09-’10) |
| F114 | 25 | ’04-’09: Hydraulic Brake: ABS ECU power |
| F115 | 40 | ’04-’05: Ignition switch, Passenger compartment fuse box fuses 5, 8, 9, 10, 11, 21 |
| 20 | ’06-’10: Ignition switch, Passenger compartment fuse box fuses 8, 9, 10 and 11, Starter motor relay (’06-’09) | |
| F116 | 30 | Turn relays and back-up lamp relay |
| F117 | 20 | Stoplamp relay |
| F118 | 60 | Trailer tow left, right and ABS fuse block (Hydraulic brake vehicles) |
| F119 | 60 | Trailer tow fuse block, Stop/Tail/Marker lamps |
| F120 | 60 | Trailer tow fuse block (Air brake vehicles), Left, right and ABS, Hydraulic HydroMax pump motor fuse relay |
| Relay | ||
| 201 | Washer pump relay | |
| 202 | Wiper speed relay | |
| 203 | Wiper run-park relay | |
| 204 | ’04-’06: Power Stroke 6.0L: Neutral start relay Caterpillar / Cummins: Exhaust brake relay ’07-’10: Windshield wiper relay |
|
| 205 | ’04-’09: RH stop/turn relay ’10: Body builder relay, right turn |
|
| 206 | ’04-’09: LH stop/turn relay ’10: Body builder relay, left turn |
|
| 207 | ’04-’06:Drain valve heater relay ’07-’09: Hydraulic Brake: ABS event relay ’10: Air Brake: ABS event relay Hydraulic Brake: Stop lamp relay |
|
| 208 | Back-up lamps relay, body builder relay (’10) | |
| 209 | ’04-’07: V8 engines: ECM ISO relay Caterpillar / Cummins: Stop lamp relay ’08-’09: Stop lamp relay ’10: Auxiliary stoplamp relay |
|
| 301 | Fuel heater/transfer pump relay | |
| 302 | Park lamp relay, body builder relay (’10) | |
| 303 | Blower motor relay | |
| 304 | Air Brake: ABS relay Hydraulic Brake: Hydraulic modulator relay |
|
| Diode | ||
| 501 | — | |
| 502 | — | |
| 503 | — | |
| Resister | ||
| 401 | — | |
Passenger Compartment Fuse Box
| Number | Ampere rating [A] | Description |
| 1 | 20 | Horn relay |
| 2 | 15 | Hazard flasher |
| 3 | 20 | Cigar lighter |
| 4 | 10 | Data Link Connector (DLC), Engine diagnostic connector (’10), Parking brake warning (’07-’10) |
| 5 | 15 | Blend door actuator, Function selector switch assembly (’10), Trailer tow relay (’10), Trailer ABS (’05-’10), Daytime Running Lights (DRL), Climate mode (’07-’10), Heated seats, Exhaust brakes (’07-’10), Back-up lamps switch |
| 6 | 10 | ’04: Horn switch |
| 7 | — | — |
| 8 | 5 | Radio, GEM |
| 9 | 5 | Switch illumination (Headlamp, Power windows, Power door locks (’04-’07)), Power window switch LED and relay |
| 10 | 15 | Heated and lighted mirrors |
| 11 | 30 | ’04-’06:Wiper motor, Washer pump relay |
| 5 | ’07-’10: Wiper and washer systems | |
| 12 | 10 | ’04-’09: Stop lamp switch (Hydraulic brake vehicles), Allison push-button shifter (’08-’09) ’10: Brake pedal position switch, Transmission shift selector, Stoplamp switch, Cruise switches |
| 13 | 20 | Cluster, Radio |
| 14 | 14 | Interior lamp relay |
| 15 | 10 | Interior lamp relay, Vanity mirror lamps, Map lamps, Generic Electronic Module (GEM) |
| 16 | 15 | Headlamp high beam, High beam indicator |
| 17 | — | — |
| 18 | 5 | Headlamp switch interior lighting |
| 19 | 15 | Engine control (all engines), Accelerator pedal (6.0L Power Stroke engine) |
| 20 | 15 | ’04-’06:Starter relay, GEM |
| 5 | ’07-’10: Starting system | |
| 21 | 10 | Daytime Running Lights (DRL) resistor |
| 22 | 15 | Speed control feed (6.0L Power Stroke engine (’04)), Fuel transfer pump (’04), Air horn, Air solenoid 4–pack (Air horn, Air suspension dump, Differential lock axle and Two-speed axle) |
| 23 | 10 | Hazard flasher (Run) |
| 24 | 15 | ABS, Air dryer, Vacuum pump, Fuel heater relay |
| 25 | 10 | Function selector switch |
| 26 | 10 | Right hand low beam headlamp |
| 27 | — | — |
| 28 | 10 | Left hand low beam headlamp |
| 29 | 10 | Cluster (Power, Warning lamps), Gauges GEM, Hydraulic ABS relay, Air traction control, Hourmeter, Transmission temp |
| 30 | 15 | ’07-’10: Allison electronic transmission |
| 31 | 15 | ’04-’06:Allison transmission or ABS event |
| Relay | ||
| R1 | Interior lamp relay | |
| R2 | — | |
| R3 | Horn relay | |
| R4 | One-touch window down relay | |
| R5 | — | |
Additional Relay Box No.2
| Number | Ampere rating [A] | Description |
| 1 | 30 | Trailer tow ABS feed |
| 2 | 30 | Trailer tow park/marker lamps |
| 3 | 30 | Trailer tow stop lamps |
| 4 | 30 | Trailer tow turn/stop lamps (combined) Trailer tow turn lamps (separate) |
| 5 | — | — |
| Relay | ||
| R1 | Trailer tow ABS relay | |
| R2 | ’04-’07: Trailer tow stop lamp relay ’08-’10: Trailer tow marker lamp relay |
|
| R3 | ’04-’07: Trailer tow park/marker lamp relay ’08-’10: Trailer tow stop lamp relay |
|
| R4 | Trailer tow tail lamp relay | |
| R5 | — | |
| R6 | — | |
| R7 | ’04-’07: Trailer tow left turn/stop lamp relay (combined) Trailer tow left turn lamp relay (separate) ’08-’10: Trailer tow left turn lamp relay |
|
| R8 | ’04-’07: Trailer tow right turn/stop lamp relay (combined) Trailer tow right turn lamp relay (separate) ’08-’10: Trailer tow right turn lamp relay |
|
Passenger Compartment Relay Box (’10)
The relay center is located on the instrument panel behind the passenger side airbag panel.
| Number | Description |
| R1 | — |
| R2 | Starter cutoff |
| R3 | Run relay |
| R4 | ABS warning indicator |
| R5 | Hydraulic brake buzzer |
| R6 | Eaton UltraShift |
| R7 | Two-speed axle/Differential lock disable |
| R8 | Air tank moisture removal valve |
| R9 | — |
| R10 | Hydraulic brake |
| R11 | Eaton Ultrashift fan |
| R12 | Starter cutoff |
| R13 | Flasher |
| R14 | Power window |
| R15 | Full power buzzer |
| R16 | Warning chime module |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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