See also:

The concept
The iDrive combines the functions of a multitude of switches. Thus, these functions can be operated from a central location. ...

Wiper system
1.  Switching on wipers 2.  Switching off wipers or brief wipe 3.  Activating/deactivating intermittent wipe or rain sensor 4.  Cleaning windshield and headlamps 5.  Set ...

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. ...