Eclipse AVN5510 Owner's Manual page 142

Helpful tips
3. Accuracy and error
The present location appears
misaligned when the vehicle is
rotated on a parking structure
turntable with the ACC turned
OFF.
When route guidance indicates a
road that is actually blocked off
(regular traffic prohibited).
142
The present location appears
misaligned when driving on a
snowbound or slippery road or
when using tire chains.
The present location appears
misaligned when turning back.
When the vehicle is moved by
ferry or a means other than being
driven, the GPS positioning will
indicate a present location on the
spot where the vehicle was prior
to being moved.
When having changed a tire(s),
the vehicle position mark may be
misaligned.