Ford 1998 Crown Victoria Owner's Manual page 44

Controls and features
Compass zone adjustment
1. Determine which compass zone
you are in by referring to the zone
map.
1
15
2
14
3
13
4
12
11
5
6
10
8 9
7
2. With the compass display turned
on, press and hold the COMP side of
NW
the control until the zone selection
number appears in the mirror
display window. COMP MIRROR
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.
5. The display will show all segments, then return to normal compass
mode within ten seconds.
44