Fuse or relay number
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Super Duty (), enUSA
Fuses
Fuse amp rating
10A
10A
10A
10A
15A
15A
15A
15A
10A
10A
10A
20A
20A
10A
20A
15A
15A
15A
5A
20A
229
Protected components
Power mirror switch
Auxiliary switch relay #3
Customer access feed
Run/accessory relay
Instrument cluster
Interior lighting
Lighted running board lamps
Right turn signals and brake lamps
Left turn signals and brake lamps
Backup lamps, Trailer tow backup relay
High-mounted stop lamps
Reverse signal interior mirror
Right low beam headlamp
Left low beam headlamp
Brake shift interlock
Keypad illumination
Passive anti-theft transceiver
Powertrain control module
Amplifier
Subwoofer
Power door locks
Brake on/off switch
Horn
Not used (spare)
Diagnostic connector
Electronic finish panel
Power fold mirror relay
Remote keyless entry
Steering wheel control module
Not used (spare)
Steering wheel control module
Not used (spare)