Roadside emergencies – FORD 2009 F-550 v.3 User Manual
Page 325
Fuse/Relay
Location
Fuse Amp
Rating
Protected Circuits
36
10A**
Gasoline engines: Powertrain
Control Module (PCM) keep alive
power, Canister vent
Diesel engine: Engine Control
Module (ECM) keep alive power
37
10A**
Transmission Control Module (TCM)
(Diesel engine only)
38
—
Not used
39
50A*
ECM power (Diesel engine)
40
30A*
Starter relay
41
20A*
Power point (Center console - Front)
42
30A*
Trailer park lamp relay
43
20A*
Power point (Center console - Rear)
44
30A*
Trailer battery charge relay
45
30A*
Driver power seat or Memory module
46
40A*
Run/Start relay
47
50A*
GPCM #2 (Diesel engine only)
48
30A*
ESOF relay hi-lo
49
30A*
Wiper motor
50
30A*
PCM relay coil, PCM relay (Gasoline
engines only)
51
—
Not used
52
—
Not used
53
Relay
PCM power bus (Fuses 68, 70, 72, 74,
76) (Diesel engine only)
54
Relay
Starter solenoid
55
Relay
Trailer tow park lamps
56
Relay
Trailer tow battery charge
57
Relay
Power Distribution Box (PDB) bus
(fuses 67, 69, 71, 73, 75, 77)
SJB Run /Start bus (Fuses 29–37, 46)
58
Relay
ESOF hi-lo
2009 F-250/350/450/550 (f23)
Owners Guide, 3rd Printing
USA (fus)
Roadside Emergencies
325