FORD 1999 F-350 - Manual (Page 150)

The high-current fuses and relays are coded as follows.
Fuse/Relay
Location
Fuse Amp
Rating
Description
1 7.5A * Trailer Tow Left Stop/Turn Lamp
2 10A* Air Bag Module
3 7.5A* Trailer Tow Right Stop/Turn Lamp
4 20A* Trailer Tow Backup Lamps, Trailer Tow
Park Lamps
5 20A*
(Gasoline
only)
5A* (Diesel
only)
Gasoline only-PCM, Two Speed Fuel Pump
Relay Coil, Fuel Pump Relay Coil, Mass Air
Flow Sensor, Fuel Injectors
Diesel only-Dual Alternator
ЉAЉ Field
6 -
(Gasoline
only)
10A*(Diesel
only)
Gasoline only-Not Used
Diesel only-Single or Dual Alternator
ЉAЉ
Field, Regulator
19
29
18
28
30 31 32 33 34 35
37
36
17
27
16
26
15
25
14
24
13
11
12
91
0
78 56 34 12
23 22 21 20
Roadside emergencies
150