Ambient conditions

> Say the commands, numbers and letters smoothly and with normal volume, emphasis and speed.
> Always speak the commands in the language of the voice activation system.
> When selecting a radio station, use the standard pronunciation of the station name.
> Keep the doors, windows, glass roof/panoramic glass roofclosed to prevent interference from ambient noise.
> Avoid ambient noise in the vehicle while speaking.

    See also:

    Switching DVD system on/off
    Press the button on the CD-/DVD player or under the desired screen. The DVD system switches on automatically when a CD or DVD is inserted. ...

    Text messages
    Text messages in combination with a symbol in the instrument cluster explain a Check Control message and the meaning of the indicator and warning lamps. ...

    Deleting all stored programs
    Press both outer memory buttons 1 for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...