Switching between letters and numbers
Depending on the menu, you can switch between entering letters and numbers:

See also:
The concept
The system does not measure the actual inflation
pressure in the tires.
It detects a pressure loss in a tire by comparing
the rotational speeds of the individual wheels
while moving.
In the ev ...
General information
The navigation system can determine the precise
position of the vehicle, with the aid of satellites
and vehicle sensors, and can reliably
guide you to every entered destination.
Navigation data ...
Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for
approx. five seconds.
2. "OK" ...
