Roadside emergencies – FORD 2011 F-550 v.2 User Manual
Page 321
Fuse/Relay
Location
Fuse Amp
Rating
Protected Circuits
38
Relay
Powertrain control module
(PCM) (diesel engine),
Electronic control module (ECM)
(gas engine)
39
10A**
4x4 hub lock
40
15A**
4x4 electronic lock
41
—
Not used
42
—
Not used
43
—
Not used
44
—
Not used
45
10A**
Run/start relay coil
46
10A**
Transmission control module
(TCM) keep-alive power (diesel
engine)
47
10A**
A/C clutch feed
48
Relay
Run/start
49
10A**
Rearview camera system
50
10A**
Blower motor relay coil
51
—
Not used
52
10A**
PCM/ECM/TCM run/start
53
10A**
4x4 module
54
10A**
Anti-lock brake system (ABS)
run/start
55
10A**
Rear window defroster coil,
Battery charge coil
56
20A**
Passenger compartment fuse
panel run/start feed
57
Relay
Fuel pump
58
—
Not used
59
—
Not used
60
—
Not used
61
—
Not used
Roadside Emergencies
321
2011 F-250/350/450/550 (f23)
Owners Guide, 2nd Printing
USA (fus)