Changing the scale
1. 
Select the symbol.
2. To change the scale: turn the controller.
Automatically scaled map scale
In the map view facing north, turn the controller in any direction until the AUTO scale is displayed.
The map shows the entire route between the current location and the destination.
See also:
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display.
When the distance to an object is small, a red bar
is shown in front of the vehicle, as it is in the PDC
display.
...
The concept
The iDrive combines the functions of a multitude
of switches. Thus, these functions can be operated
from a central location. ...
Playing music
Music search
All tracks for which additional information has
been stored can be accessed by the music
search. Tracks without additional information
can be called up via the corresponding album. ...