Roadside emergencies – FORD 2008 F-550 v.4 User Manual
Page 301

Fuse/Relay
Location
Fuse Amp
Rating
Passenger Compartment Fuse
Panel Description
11
10A
Not used
12
7.5A
Power mirror switch, Driver power
seat (Memory)
13
5A
Not used (spare)
14
10A
Upfitter relay #3 feed
15
10A
Climate control head
16
15A
Upfitter Relay #4 Feed
17
20A
All lock motor feeds
18
20A
Heated seat relay feed
19
25A
Not used (spare)
20
15A
Adjustable pedals, Datalink
21
15A
Fog lamp relay feed, Cornering
lamps
22
15A
Park lamp relay feed
23
15A
High beam headlight relay feed
24
20A
Horn relay feed
25
10A
Power telescoping mirror switch
Demand lamps - underhood and
illuminated visor (battery saver)
26
10A
Cluster
27
20A
Ignition switch feed, Passenger
compartment fuses 28, 42, 43, 44,
and 45, Engine compartment starter
relay coil #57 (Diesel engine),
Accessory shutoff control module (if
equipped) (Diesel engine), Engine
compartment starter relay diode
(gasoline engines)
28
5A
Radio
29
5A
Not used (spare)
30
5A
Not used (spare)
31
10A
Compass
2008 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Roadside Emergencies
301