See also:

Requirements
Via the Control Display, set a language that is also supported by the voice activation system so that the spoken commands can be identified. Set the language ...

Malfunction
A Check Control message is displayed. Adaptive light control is malfunctioning or has failed. Have the system checked as soon as possible. ...

Message when the system was not reset
The yellow warning lamp lights up. A message appears on the Control Display. The system detected a wheel change but was not reset. Warnings regarding the current tire inflation pressure are ...