FORD 2003 Explorer Sport Trac v.3 - Manual (Page 141)

The high-current fuses are:
Fuse/Relay
Location
Fuse Amp
Rating
Power Distribution Box Description
1 50A
Cartridge
fuse
Fuse panel
2 50A
Cartridge
fuse
Ultimate Audio System
3 20A
Cartridge
fuse
Power down back window, Moonroof
4 – Not used
5 – Not used
6 50A
Cartridge
fuse
ABS pump motor
Roadside Emergencies
141