See also:

Adjusting the side extensions
Fold the side extensions on the head restraint forward for increased lateral support in the resting position. ...

Example: dialing a phone number
1. Briefly press the button on the steering wheel. 2. ›Dial number‹ The system says: »Please say the number« 3. E.g., ›123 456 790‹ The system says: »123 456 790. Continue? « 4. ›Dial‹ T ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...