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

See also:
General information
The following functions are available:
▷ Use of a mobile phone as a telephone.
▷ Use of a mobile phone as an additional telephone.
▷ Use of a mobile phone as an audio source.
...
Front
Active seat ventilation
1. Seat heating
2. Active seat ventilation
Press button 1 or 2 once depending on the temperature
or ventilation position. The LED in the
respective button lights up.
...
Environmental conditions
▷ Say the commands, numbers, and letters
smoothly and with normal volume, emphasis,
and speed.
▷ Always say commands in the language of
the system. The language for the mobile
pho ...
