Power Distribution Box; The High-Current Fuses Codes Table - Ford 1998 F-150 Owner's Manual

The high-current fuses are coded
as follows.
Fuse/Relay Location
1
2
3
Roadside emergencies
Fuse Amp Rating
20A *
10A*
15A*
Description
Trailer Tow Running
Lamp Relay, Trailer
Tow Backup Lamp
Relay
Air Bag Diagnostic
Monitor
All Unlock Relay, All
Lock Relay, Driver
Unlock Relay, LH
Power Door Lock
Switch, RH Power
Door Lock Switch
139