Conditions Likely To Cause Noticeable Positioning Errors - VIETA CDV7500GP Owner's Manual

Navigation Operation

Conditions Likely to Cause Noticeable Positioning Errors

For various reasons such as the state of the road you are travelling
on and the state of reception of the GPS signal, the actual position
of your vehicle may differ from the position displayed on the map
screen.
If you make a slight turn. If there is a parallel road.
If you take a recently
opened road that is not
on the map.
BR - 65