Conditions Likely To Cause Noticeable - Pioneer AVIC-505 Owner's Manual

Conditions likely to cause noticeable positioning errors
Certain conditions are more likely to cause discrepancies between your actual position and the
location shown on the map display.
• If you make a slight turn
• If there is a parallel road
• If there is another road very nearby, such as in the case of an elevated motorway
• If you take a recently opened road that is not on the map
• If you drive in zig-zags