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:
For US owners only
The transmitter and receiver units comply with
part 15 of the FCC/Federal Communication
Commission regulations. Operation is governed
by the following:
FCC ID:
▷ NBG009014A.
Compliance ...
Trip computer
There are two types of computer.
"Onboard info": the values can be reset as
often as necessary.
"Trip computer": the values provide an overview
of the current trip.
...
Distance
Selecting a distance
Adjust the distance according to the traffic
and weather conditions; otherwise, there is the
danger of an accident occurring. Maintain the
prescribed safety distance.φ ...