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Ford F-350 (2017 - 2018) Fuse Box Diagram

avatar 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: 2017, 2018

Passenger Compartment Fuse Box

Ford F-250 - fuse box diagram - passenger compartment

Number Ampere rating [A] Description
1 β€” β€”
2 7,5 Memory seat switch (lumbar power)
3 20 Driver door unlock relay
4 5 Aftermarket electronic brake controller, Trailer brake controller Brake On/Off, Customer access circuits
5 β€” β€”
6 β€” β€”
7 β€” β€”
8 β€” β€”
9 10 Brake On/Off / Pressure Switch
10 β€” β€”
11 5 Combined sense security module
12 7,5 Front climate control module
13 7,5 Instrument cluster, Smart data link, Steering column control module
14 10 Extended power restraints module
15 10 Smart datalink connector power
16 10 Tailgate release solenoid
17 5 Head-up display
18 5 Push button ignition switch, Ignition switch, Key inhibit
19 7,5 Transmission control switch (tow/haul), Select Shift switch
20 7,5 Active front steering module
21 5 Head-up display, Humidity sensor
22 5 Upfitter switch, Run/Start, PTO relays
23 10 Accessory delay, Power windows, Moonroof, Power folding mirrors relay, Inverter, Window/moon roof switch illumination
24 20 Central locking system relay
25 30 Left-hand front smart window motor, Door zone module
26 30 Right-hand front smart window motor, Door zone module
27 30 Moon roof
28 20 Sony amplifier -10 channel
29 β€” β€”
30 β€” β€”
31 15 Adjustable pedals switch
32 10 SYNC, GPS module, Display, Radio frequency receiver
33 20 Radio
34 30 Run-start relay
35 5 Extended power restraints module
36 15 Lane keeping system, Automatic high beam control, Auto-dimming mirrors, Rear heated seats, Camera module
37 20 Heated steering wheel
38 30 Circuit breaker:Β Rear power window switch

Engine Compartment Fuse Box

Ford F-250 - fuse box diagram - engine compartment

Number Ampere rating [A] Description
1 20 Powertrain control module
2 20 Emissions (MIL)
3 20 Cooling fan, A/C compressor, Engine brake
4 20 Noise suppression cap, Mass air flow sensor, Emissions, Glow plugs, Urea
5 15 Compressed natural gas fuel control module
6 β€” β€”
7 β€” β€”
8 β€” β€”
9 β€” β€”
10 10 Heated exterior mirrors
12 40 Heated rear window
13 β€” β€”
15 20 Horn
16 10 A/C clutch relay power
22 20 Auxiliary power point #5 (rear console), Run-start
23 β€” β€”
26 β€” β€”
27 30 Trailer tow battery charge relay
30 10 4Γ—4 module
31 5 Adaptive cruise control, Run-start
32 5 Anti-lock brake system module, Run-start
33 10 Powertrain control module (ISPR), Run-start, Engine control module, Transmission control module
34 10 Blind spot information system, Run-start, Front camera, Rear camera
35 β€” β€”
41 25 Glow plugs
42 40 Trailer tow lighting module
43 40 Front blower motor
44 50 Voltage quality module, Body control module
45 60 Active front steering
46 50 Supplemental air heater bank #2
47 50 Cooling fan, Supplemental air heater bank #3
48 50 Body control module RP1 bus
49 60 Inverter
50 50 Body control module RP2 bus
51 60 Body control module B+ feed
52 60 Anti-lock brake system pump
53 50 Supplemental air heater bank #1
54 30 Trailer brake control module
55 30 Climate controlled seat module
56 40 Auxiliary lighting module
57 30 Power running boards
58 30 Compressed natural gas fuel control module relay
59 30 Anti-lock brake system valve
60 β€” β€”
61 30 Driver power seat
62 20 Auxiliary power point #1 (instrument panel)
63 30 Starter motor
64 20 Auxiliary power point #2
65 30 Trailer tow lighting module
66 20 Auxiliary power point #3 (center console)
67 30 Passenger power seat
68 20 Auxiliary power point #4 (rear media bin)
69 20 4Γ—4 module
70 β€” β€”
71 β€” β€”
72 30 Trailer tow left hand/right hand stop/turn
73 β€” β€”
74 β€” β€”
75 30 Fuel pump
76 β€” β€”
77 30 Wiper motor
78 β€” β€”
79 30 Power sliding rear window
80 25 4Γ—4 module
81 10 4Γ—4 solenoid
82 10 Power telescoping mirrors
83 20 Rear heated seats
84 10 Trailer tow backup lamps
85 β€” β€”
86 β€” β€”
87 β€” β€”
88 10 Multi contour seats
89 β€” β€”
90 10 Spot light module
91 10 Upfitter interface module
92 β€” β€”
93 β€” β€”
94 10 Transmission control module
95 10 Powertrain control module keep alive power
96 5 Rain sensor
97 β€” β€”
98 10 Alternator sense
99 30 Trailer tow parking lamps
Relay
11 CNG relay
14 Powertrain control module relay
17 Rear heated window and heated mirrors relay
18 β€”
19 β€”
20 Supplemental air heater bank #1 relay
21 β€”
24 Cooling fan relay,
Supplemental air heater bank #3 relay
25 Glow plug module power relay
29 Run-start relay
36 Blower motor relay
37 Trailer tow battery charge relay
38 A/C compressor clutch relay
39 Horn relay
40 Supplemental air heater bank #2 relay

WARNING:Β Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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