2014 Ford F150 Fuse Box Diagram

In this article, we’re going to explore the 2014 Ford F150 fuse box diagram to help you understand it better. We’ll carefully explain what each fuse does, so you can have a complete understanding of how these small power protectors help your vehicle’s electrical parts work smoothly.

Note: If a fuse blows or a circuit breaker opens, all parts connected to that circuit will stop working. Taking the time to inspect and replace faulty fuses can save you from unnecessary repairs and potential hazards, ensuring the smooth operation of your vehicle's electrical components.

2014 Ford F150 Power Distribution Fuse Box Diagram (Underhood)

Note: In the event that you need to disconnect and reconnect the battery, it's important to note that certain features may require resetting. This step is necessary to restore their functionality.
*Cartridge fuses/ **Mini fuses 
Spare fuse amperage may vary.
Fuse or relay number  Fuse amp rating  Protected components  
1  Relay  Powertrain control module (3.7L, 5.0L and 6.2L engines)  
2  Relay  Starter  
3  Relay  Blower motor  
4  Relay  Rear window defroster  
5  Relay  Electric fan (high speed)  
6  Relay  Trailer tow park lamp  
7  Relay  Run/start  
8  Relay  Fuel pump  
9  Relay  Trailer tow battery charger  
10  Relay  Powertrain control module (3.5L engine)  
11  30A*  Power running board motors  
12  40A*  Electric fan (3.7L, 5.0L)  
50A*  Electric fan (3.5L, 6.2L with max trailer tow, SVT Raptor)  
13  30A*  Starter relay power  
14  30A*  Passenger power seat  
15  40A*  Electric fan (3.7L, 5.0L)  
50A*  Electric fan (3.5L, 6.2L with max trailer tow, SVT Raptor)  
16  20A*  High-intensity discharge headlamp – passenger side  
17  30A*  Trailer brake control  
18  30A*  Auxiliary switch 1 (SVT Raptor)  
19  30A*  Auxiliary switch 2 (SVT Raptor)  
20  20A*  4×4 module (electronic shift)  
21  30A*  Trailer tow battery charge relay power  
22  20A*  Auxiliary power point (instrument panel)  
23  Relay  Air conditioner clutch  
24  —  Not used  
25  —  Not used  
26  10A**  110-volt AC PowerPoint  
27  20A**  Fuel pump relay power  
28  10A**  Auxiliary switch 4 (SVT Raptor)  
29  10A**  4×4 integrated wheel end solenoid  
30  10A**  Air conditioner clutch relay power  
31  15A**  Run/start relay power  
32  40A*  Rear window defroster relay power, Heated mirror relay power  
33  40A*  110-volt AC powerpoint  
34  40A*  Powertrain control module relay power (3.7L, 5.0L and 6.2L engines)  
50A*  Powertrain control module relay power (3.5L engine)  
35  20A*  High-intensity discharge headlamps – driver side  
36  30A*  Roll stability control / Anti-lock brake system  
37  Relay  Trailer tow left stop/turn  
38  Relay  Trailer tow right stop/turn  
39  Relay  Trailer tow backup lamps  
40  Relay  Electric fan  
41  15A**  Front camera washer (SVT Raptor)  
42  5A**  Run/start relay coil  
43  15A**  Trailer tow backup lamp relay power  
44  15A**  Auxiliary switch 3 (SVT Raptor), Trailer tow power folding mirrors  
45  10A**  Alternator sensor (3.5L, 3.7L and 5.0L engines)  
46  10A**  Brake on/off switch  
47  60A*  Roll stability control / Anti-lock brake system module  
48  20A*  Moonroof  
49  30A*  Wiper relay power  
50  —  Not used  
51  40A*  Blower motor relay power  
52  5A**  Run/start – Electronic power assist steering, Blower relay coil  
53  5A**  Run/start – Powertrain control module  
54  5A**  Run/start – 4×4 module, Backup lamps, Roll stability control /Anti-lock brake system, Trailer tow battery charge relay coil, Rear window defroster relay coil, Front camera washer relay coil (SVT Raptor)  
55  —  Not used  
56  15A**  Heated mirrors  
57  —  Not used  
58  —  Not used  
59  —  Not used  
60  —  Not used  
61  —  Not used  
62  Relay  Wiper motor  
63  25A*  Electric fan relay power  
64  —  Not used  
65  20A*  Auxiliary power point (instrument panel)  
66  20A*  Auxiliary power point (inside center console)  
67  20A*  Trailer tow park lamps relay power  
68  25A*  4×4 module, 4×2 elocker module  
69  30A*  Front heated or heated/cooled seats  
70  —  Not used  
71  20A*  Heated rear seats  
72  20A*  Auxiliary power point (rear)  
73  20A*  Trailer tow stop/turn lamps relay power  
74  30A*  Driver power seat/memory module  
75  15A**  Powertrain control module – voltage power 1 (3.7L, 5.0L, 6.2L engines)  
25A**  Powertrain control module – voltage power 1 (3.5L engine)  
76  20A**  Powertrain control module – Voltage power 2: General powertrain components (Mass air flow/Intake air temp sensor – 3.7L, 5.0L, 6.2L engines) (Canister vent solenoid – 3.5L engine)  
77  10A**  Powertrain control module – Voltage power 3 (Emission related powertrain components, Electric fan relays coil)  
78  15A**  Powertrain control module – Voltage power 4 – Ignition coils (3.5L, 3.7L, 5.0L engines)  
20A**  Powertrain control module – Voltage power 4 – Ignition coils (6.2L engine)  
79  5A**  Rain sensor  
80  —  Not used  
81  —  Not used  
82  —  Not used  
83  —  Not used  
84  —  Not used  
85  Relay  Electric fan (low speed)  

2014 Ford F150 Passenger Compartment Fuse Box Diagram

Fuse or relay number  Fuse amp rating  Protected components  
1  30A  Driver-side front window  
2  15A  SYNC, Display module (8-inch)  
3  30A  Passenger side front window  
4  10A  Interior lamps  
5  20A  Memory module  
6  5A  Not used (spare)  
7  7.5A  Power mirror switch, Memory seat module  
8  10A  Not used (spare)  
9  10A  Radio display, GPS module, Electric finish panel module  
10  10A  Run/accessory relay  
11  10A  Instrument cluster  
12  15A  Interior lighting, Puddle lamps, Backlighting, Cargo lamp  
13  15A  Right turn signals/stop lamps  
14  15A  Left turn signals/stop lamps  
15  15A  Reverse lights, High-mounted stop lamp  
16  10A  Right low-beam headlamp  
17  10A  Left low-beam headlamp  
18  10A  Brake-shift interlock, Keypad illumination, Powertrain control module wake-up, Passive anti-theft system  
19  20A  Audio amplifier  
20  20A  Power door locks  
21  10A  Not used (spare)  
22  20A  Horn  
23  15A  Steering wheel control module  
24  15A  Datalink connector, Steering wheel control module  
25  15A  Not used (spare)  
26  5A  Radio frequency module  
27  20A  Not used (spare)  
28  15A  Ignition switch  
29  20A  Radio  
30  15A  Front parking lamps  
31  5A  Brake on/off – Instrument panel, Engine  
32  15A  Delay/accessory – moonroof, power windows, locks, Automatic dimming mirror/Compass, Trailer tow power telescope mirrors  
33  10A  Rear heated seats  
34  10A  Reverse sensing system, 4×4 switch, Rear video, Off-road indicator (SVT Raptor), Front video (SVT Raptor), Camera splice module (SVT Raptor)  
35  5A  Hill descent switch (SVT Raptor)  
36  10A  Restraint control module, Occupant classification system module  
37  10A  Trailer brake control  
38  10A  Delayed accessory – 110-volt power point, Radio  
39  15A  High-beam headlamps  
40  10A  Rear park lamps  
41  7.5A  Passenger airbag deactivation indicator, Auxiliary switch (SVT Raptor)  
42  5A  Overdrive cancel switch  
43  10A  Not used (spare)  
44  10A  Not used (spare)  
45  5A  Not used (spare)  
46  10A  Climate controls module  
47  15A  Fog lamps, Exterior mirror turn signals  
48  30A Circuit breaker  Power windows, Power sliding back window  
49  Relay  Delayed accessory  

2014 Ford F150 Auxiliary relay box (SVT Raptor only)

The relay box is located in the left-hand corner of the engine compartment near the windshield.

Fuse or relay number  Fuse amp rating  Protected components  
1  Relay  Auxiliary switch 1  
2  Relay  Auxiliary switch 2  
3  Relay  Auxiliary switch 3  
4  Relay  Auxiliary switch 4  
5  Relay  Front camera washer  
6  —  Not used  
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Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.

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