2018 Ford F-150 Fuse Box Diagram

FUSE SPECIFICATION CHART

Power Distribution Box

WARNING:  Always disconnect the battery before servicing high current fuses. WARNING:  To reduce risk of electrical shock, always replace the cover to the power distribution box before reconnecting the battery or refilling fluid reservoirs.

The power distribution box is in the engine compartment. It has high-current fuses that protect your vehicle’s main electrical systems from overloads.If you disconnect and reconnect the battery, you will need to reset some features.   See   Changing the 12V Battery. 

Fuse Number	Fuse Rating	Protected Components
1	25A1	Horn.
2	50A2	Electric fan 1.
3	30A2	Windshield wiper motor.
4	60A2	Body control module.
5	30A2	Starter relay.
6	20A2	Power point 1.
8	20A2	Power point 2.
10	5A1	Rain sensor.
12	15A2	Upfitter 1 relay (Raptor).
13	10A1	4×4 run/start.   Adaptive cruise control run/start module.
14	15A1	Not used (spare).
15	7.5A1	Front view camera.   Voltage quality module.
15A 1	Not used (spare)(Raptor).
16	10A1	Powertrain control module.   Transmission control module run/start.
17	10A1	Anti-lock brakes run/start.
18	10A1	Electric power steering run/start.
19	5A1	Upfitter 5 relay (Raptor).
20	40A2	Blower motor.
21	30A2	Passenger seat motors.
22	20A1	Radio amplifier.
23	10A1	Alt A sensor.
24	30A2	Trailer brake control module.
25	50A2	Body control module 1.
26	50A2	Electric fan (Gas).
27	30A2	Driver seat motors/memory module.
28	15A1	Heated seat.
29	10A1	4×4 solenoid.
30	25A2	Trailer tow battery charge.
31	—	Not used.
32	10A1	A/C clutch.
33	—	Not used.
34	10A1	Vehicle power 5 (Diesel).
35	20A1	Vehicle power 4 (Gas).
15A1	Vehicle power 4 (Diesel).
36	10A1	Vehicle power 3.
37	25A1	Vehicle power 2 (Gas).
15A1	Vehicle power 2 (Diesel).
38	25A1	Vehicle power 1 (Gas).
20A1	Vehicle power 1 (Diesel).
39	—	Not used.
41	30A2	Body-control-module voltage-quality-module feed.
43	20A2	Trailer tow lamps module.
45	—	Not used.
46	10A1	Steering-column lock.
47	50A2	Powertrain control heater 3 (Diesel).
48	30A2	Fuel filter heater (Diesel).
49	—	Not used.
50	30A2	Fuel pump.
51	20A2	Power point 3.
52	50A2	Powertrain control heater 2 (Diesel).
53	25A2	Trailer tow park lamps.
54	—	Not used.
55	15A2	Upfitter 2 relay (Raptor).
56	—	Not used.
58	5A1	USB smart charger.
59	—	Not used.
60	—	Not used.
61	15A1	Not used (spare).
62	5A1	Upfitter 6 relay (Raptor).
63	25A1	4×4.
64	15A1	E-locker.
65	—	Not used.
66	—	Not used.
67	—	Not used.
69	—	Not used.
70	40A2	Anti-lock brake system (ABS) valves.   Electric parking brake.
71	25A2	4×4.
72	—	Not used.
73	—	Not used.
74	10A1	Trailer tow backup lamps.
75	—	Not used.
76	40A2	Body control module 2.
77	30A2	Climate controlled seat.
78	10A1	Spot light module.
79	—	Not used.
80	10A1	Heated windshield wiper.
Upfitter 4 relay (Raptor).
81	—	Not used.
82	30A1	Transmission fluid pump.
5A1	Powertrain control module (Diesel).
83	15A1	Transmission control module.
84	—	Not used.
85	—	Not used.
86	—	Not used.
87	—	Not used.
88	10A1	Multi-Contour Seats Relay.
Upfitter 3 relay (Raptor).
89	30A2	Power running boards.
91	—	Not used.
93	15A1	Heated mirrors.
94	15A1	Rear heated seat module (Raptor, Diesel).
95	15A1	Not used (spare).
96	—	Not used.
97	40A2	Electric fan (Raptor).
50A2	Powertrain control heater 1 (Diesel).
98	15A2	10R transmission module r/s.   3.3L transmission fluid pump.
99	40A2	Heated rear window.
100	25A2	Diesel exhaust fluid (DEF) heater relay (Diesel).
101	25A2	Electric fan (Base only).
102	30A2	Power sliding back window.
103	20A2	Trailer tow stop-turn relay fuse.
104	15A1	Snowplow switch.   Rear heated seats (Base).
105	10A1	Telescoping mirror.

¹Micro fuse.²Slotted M case fuse.

Relay Number	Fuse Rating	Protected Components
R02	—	Powertrain control module relay.
R05	—	Electric fan relay.

Passenger Compartment Fuse PanelThe fuse panel is in the right-hand side of the passenger footwell behind a trim panel.To remove the trim panel, pull it toward you and swing it away from the side. To reinstall it, line up the tabs with the grooves on the panel, and then push it shut.To remove the fuse panel cover, press in the tabs on both sides of the cover, and then pull it off.To reinstall the fuse panel cover, place the top part of the cover on the fuse panel and push the bottom part until it latches. Gently pull on the cover to make sure it has latched properly.

Fuse Number	Fuse Rating	Protected Components
1	—	Not used.
2	7.5A	Memory module logic.   Memory seat switches.   Lumbar motor.
3	20A	Driver door lock motor.
4	5A	Trailer brake control.
5	20A	Not used (spare).
6	10A	Not used (spare).
7	10A	Not used (spare).
8	10A	Not used (spare).
9	10A	Extended power module (Base only).
10	5A	Embedded modem module.
11	5A	Combined sensor module.
12	7.5A	Climate head module.   Smart datalink connector.
13	7.5A	Cluster.   Steering column control module.
14	10A	Brake on/off switch.
15	10A	Smart datalink connector.
16	15A	Tailgate release.
17	5A	Heads up display.   Terrain switch.
18	5A	Ignition switch and passive-entry passive-start start stop switch.   Key inhibit solenoid.
19	7.5A	Extended power module (except Raptor).
7.5A	Restraint control module (Raptor only).
20	—	Not used.
21	5A	Heads up display.   In car temperature with humidity sensor.
22	5A	Passenger occupant detection. (Raptor only)
23	10A	Power driven rear glass switch.   Inverter.   Driver side window.   Moonroof.   Vista roof.
24	20A	Central lock/unlock.
25	30A	Driver door control module.
26	30A	Passenger door control module.
27	30A	Vista roof.   Moonroof.
28	20A	Not used (spare).
29	30A	Not used (spare).
30	30A	Not used (spare).
31	15A	Adjustable pedal switch and motor.
32	10A	Multi-function display.   SYNC.   Radio frequency receiver.
33	20A	Radio.
34	30A	Run-start relay.
35	5A	Selectable drive mode switch.   Upfitter switches (Raptor only).
36	15A	360 camera module.   Heated steering wheel module.   Rear-view mirror.   Rear heated seats.   Lane departure warning module.   Automatic high beam module.   Image processing module A.
37	20A	Not used (spare).
38	30A Circuit breaker	Rear window switches and motors.

CHANGING A FUSE

Fuses

WARNING:  Always replace a fuse with one that has the specified amperage rating. Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire.

AMicro 2.
BMicro 3.
CMaxi.
DMini.
EM Case.
FJ Case.
GJ Case Low Profile.
HSlotted M Case

To download the complete user manual, please download the following file:

https://www.fordservicecontent.com/Ford_Content/vdirsnet/OwnerManual/Home/Index?Variantid=4640&languageCode=EN&countryCode=USA&marketCode=US&bookcode=O37603&VIN=&userMarket=usa&div=f