See also:

Root Directory
The root directory is treated as a folder. If the root directory has compressed audio files, the directory displays as No Folder or ALL. ...

Limited Guidance Areas
Any area that is not classified as detailed, is a limited guidance area. Limited guidance streets are displayed on the map but route guidance may not be given on these streets. Some POI categories ...

Fuel Range
The Fuel Range display shows the approximate distance the vehicle can be driven without refueling. The fuel range estimate is based on an average of the vehicle's fuel economy over recent driving ...