Fuse/Relay
Location
Fuse Amp
Rating
Protected Circuits
42
—
Not used
43
20A*
Backup lamp relay
44
—
Not used
45
20A*
Trailer tow stop turn relay feed
46
15A*
Brake on/off (BOO) switch
47
60A**
Roll stability control module
(RSC)
48
—
Not used
49
30A**
Wiper motor, washer pump
50
—
Not used
51
40A**
Blower motor relay
52
—
Not used
53
5A*
PCM, 6R80 transmission
54
5A*
4x4 module, Back up lamp, RSC,
Trailer tow battery charge relay
55
5A*
Electronic compass mirror (6R
transmission only)
56
—
Not used
57
—
Not used
58
15A*
Trailer tow backup lamps
59
15A*
Heated mirrors
60
—
One-touch Start diode
61
—
Fuel pump diode
62
—
Not used
63
—
Not used
64
30A**
Amplifier
65
20A**
Auxiliary power point
(instrument panel)
66
20A**
Auxiliary power point (inside
center console)
67
—
Not used
68
20A**
4x4 module
2009 F-150
(f12)
Owners Guide
(own2002)
, 3rd Printing
USA
(fus)
Roadside Emergencies
321