- Ford Motor Company 2000 Mercury Grand Marquis Owner's Guide

seconds, then display all segments until the magnetized item is removed.

If a “C” is displayed, refer to Compass calibration adjustment.

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. Refer to Compass zone adjustment.

Compass zone adjustment

1. Determine which compass zone

you are in by referring to the zone

map.

2. With the compass display turned

on, press and hold the COMP side of

the control for no more than six

seconds until the zone selection

number appears in the mirror

display window. If a “C” appears

repeat this step.

3. Release the COMP side of the

control, then press it down again.

4. Continue to press until your zone number is shown in the mirror

display, then release.

COMP MIRROR

Controls and features