Compass Zone Adjustment; Compass Calibration Adjustment - Ford 2003 Excursion Owner's Manual

Driver Controls
The compass reading may be affected when you drive near large
buildings, bridges, power lines and powerful broadcast antenna. Magnetic
or metallic objects placed in or on the vehicle may also affect compass
accuracy. Adjustments may need to be made to the zone and calibration
of the compass.

Compass zone adjustment

1. Determine which magnetic zone
you are in for your geographic
location by referring to the zone
map.
2. Locate the trip computer on the
overhead console.
3. Turn ignition to the ON position.
4. Press and hold both trip
computer controls. After
approximately four seconds, the trip
computer will enter zone setting
MODE E/M
mode. Zone setting mode is
indicated when the display lights the
RESET
"ZONE" indicator.
5. Release both controls.
Subsequent pressing of either
control will increment the zone.
Press the control repeatedly until
the correct zone setting for your geographic location is displayed on the
trip computer.
6. To exit the zone setting mode and save the displayed zone in memory,
release both controls for greater than five seconds.

Compass calibration adjustment

Perform this adjustment 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. Locate the trip computer located in the overhead console.
2. Start the vehicle.
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