2011 FORD F550 fuel

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Page 297 of 449

FORD F550 2011  Owners Manual 4WD operation is not recommended on dry pavement. Doing so could
result in difficult disengagement of the transfer case, increased tire wear
and decreased fuel economy.
Manual Shift On Stop (MSOS) 4x4

Page 298 of 449

FORD F550 2011  Owners Manual • auto-manual hub locks can be
manually overridden by rotating
the hub lock control from AUTO
to LOCK if desired.
• automatic operation of the
hub locks is recommended, and
will increase fuel econ

Page 299 of 449

FORD F550 2011  Owners Manual 2H (2WD) – For general on-road driving. Sends power to the rear
wheels only should be used for street and highway driving. Provides
optimal smoothness and fuel economy at high speeds.
4H (4x4 High)

Page 301 of 449

FORD F550 2011  Owners Manual 3. Move the transfer case shift lever
through N (Neutral) directly to 4H
(4x4 High) or 2H (2WD).
4. If the transfer case will not
engage into 4H (4x4 High) or 2H
(2WD), perform a shift with the
transm

Page 314 of 449

FORD F550 2011  Owners Manual ROADSIDE ASSISTANCE
Vehicles sold in the U.S. : Getting roadside assistance
To fully assist you should you have a vehicle concern, Ford Motor
Company offers a complimentary roadside assistance program

Page 316 of 449

FORD F550 2011  Owners Manual FUEL PUMP SHUT-OFF
In the event of a moderate to severe collision, this vehicle is equipped
with a fuel pump shut-off feature that stops the flow of fuel to the
engine. Not every impact will cause a s

Page 321 of 449

FORD F550 2011  Owners Manual Fuse/Relay
Location Fuse Amp
Rating Protected Circuits
30 15A Parking lamp relay, TT parking
lamp relay
31 5A Trailer brake controller (brake
signal), Customer access
32 15A Moon roof, Auto dimming mi

Page 323 of 449

FORD F550 2011  Owners Manual Fuse/Relay
Location Fuse Amp
Rating Protected Circuits
10 — Not used
11 — Not used
12 — Not used
13 — Not used
14 — Not used
15 Diode Fuel pump (diesel engine)
16 — Not used
17 15A** Heate