Roadside emergencies – FORD 2003 F-550 v.4 User Manual
Page 180
Fuse/Relay
Location
Fuse Amp
Rating
Passenger Compartment Fuse
Panel Description
34
10A*
Brake on-off switch
35
10A*
Instrument cluster
36
10A*
PCM Memory
37
15A*
Horn
38
20A*
Trailer tow park lamps
39
15A*
Trailer tow back-up lamps
40
20A*
Fuel pump
41
10A*
Instrument cluster
42
15A*
Delayed accessory
43
10A*
Fog lamps
44
—
Not used
45
10A*
Ignition switch Run/Start feed
46
10A*
Left-hand lowbeam
47
10A*
Right-hand lowbeam
48
—
Not used
101
30A**
Trailer tow electric brake
102
30A**
Door locks/Body security module
103
50A**
Ignition switch (gasoline engine
only), FICM power (Diesel engine
only)
104
40A**
Heated backlight
105
30A**
Fuel heater (Diesel engine only)
106
30A**
Front wiper main
107
40A**
Front blower motor
108
—
Not used
109
30A**
Heated seats
110
50A**
Ignition switch
111
30A**
4WD/Shift on the fly
112
30A**
Left-hand power seats
113
30A**
Starter motor
114
30A**
Right-hand power seats
2003 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA English (fus)
Roadside Emergencies
180