Ford Vehicle Manual page 160

Roadside Emergencies
The relays are coded as follows:
Fuse/Relay
Location
1
2
3
4
5
R1
R2
R3
R4
R5
R6
R7
R8
** Maxi Fuse
160
Fuse Amp
Rating
30A**
30A**
30A**
30A**
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Description
Trailer Tow Run Feed
Trailer Tow Park/Marker Lamps
Trailer Tow Stop Lamps
Trailer Tow Turn/Stop Lamps
Not Used
Trailer Tow Run Relay
Trailer Tow Stop Lamp relay
Trailer Tow Park/Marker Lamp
Relay
Trailer Tow Park/Marker Lamp
Relay
Not Used
Not Used
Trailer Tow Left Turn/Stop Lamp
Relay
Trailer Tow Right Turn/Stop Lamp
Relay