FORD 2009 F-550 v.1 - Manual (Page 142)

Perform compass calibration in an open area free from steel structures
and high voltage lines. For optimum calibration, turn off all electrical
accessories (heater/air conditioning, wipers, etc.) and make sure all
vehicle doors are shut.
7. Press the RESET control to start
the compass calibration function.
8. Slowly drive the vehicle in a
circle (less than 3 mph [5 km/h])
until the CIRCLE SLOWLY TO
CALIBRATE display changes to
CALIBRATION COMPLETED. It will
take up to five circles to complete calibration.
9. The compass is now calibrated.
Note: If the RESET control is
pressed or three minutes has
expired, the display will go back to
the INFO menu and will show CAL
instead of the compass heading until the compass is calibrated.
Language
1. Select this function from the
SETUP menu for the current
language to be displayed.
2. Waiting four seconds or pressing
the RESET control cycles the
message center through each of the language choices.
Selectable languages are English, Spanish, or French.
3. Press and hold the RESET control for two seconds to set the language
choice.
4. Press the SETUP control to exit.
System warnings
System warnings alert you to possible problems or malfunctions in your
vehicle’s operating systems.
In the event of a multiple warning situation, the message center will
cycle the display to show all warnings by displaying each one for four
seconds.
2009 F-250/350/450/550 (f23)
Owners Guide, 1st Printing
USA (fus)
Driver Controls
142