Ford Mariner 2008 Owner's Manual page 385

Driver Controls
6. After 4 seconds ZONE IS SET will
appear in the message center
display.
7. The display will flash and then
return to normal operation. The
zone is now updated.
Compass calibration adjustment
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.
1. Start the vehicle.
2. Locate the reset button on the compass sensor mounted on the base
of mirror.
3. To calibrate, press and hold the
reset button on the compass module
for approximately eight seconds and
release.
4. Slowly drive the vehicle in a
circle (less than 5 km/h [3 mph]) until the CIRCLE SLWLY TO
CALIBRATE display changes to CALIBRATION COMPLETED. It will take
up to five circles to complete calibration.
5. The compass is now calibrated.
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2008 Mariner (mrn)
Owners Guide (post-2002-fmt)
USA (fus)