FORD 2010 Expedition v.3 - Manual (Page 34)

Most geographic areas (zones) have a magnetic north compass point that
varies slightly from the northerly direction on maps. This variation is four
degrees between adjacent zones and will become noticeable as the
vehicle crosses multiple zones. A correct zone setting will eliminate this
error. Do the following to set the proper zone:
Compass zone/calibration adjustment
1. Determine your magnetic zone by
referring to the zone map.
2. Start the engine.
3. Press SETUP to reach the reset
for zone setting screen.
4. Press and hold RESET until the
message center display prompts you
to reset the current zone setting.
Press RESET.
5. Press and release RESET until
the message center display changes to show the current zone setting
(XX).
6. Press and release the RESET button repeatedly until the correct zone
setting for your geographic location is displayed on the message center.
The range of zone values are from 1 to 15 and “wraps” back to 1.
7. To exit the zone setting mode, and to “lock in” your change:
• press and release SETUP or,
• press INFO to exit or,
• wait four seconds and the zone will be “locked in”.
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.
8. Press RESET to start the compass calibration function.
9. 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.
10. The compass is now calibrated.
Note: If the RESET button 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.
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Instrument Cluster
34
2010 Expedition (exd)
Owners Guide, 3rd Printing
USA (fus)