See also:

Displaying the button assignment
Use a finger to touch the buttons. Do not wear gloves or use objects. The key assignment is displayed at the top edge of the screen. ▷ To display short information: touch the button. ...

Example: playing back a CD
1.  If necessary, switch on entertainment audio output. 2.  Press the button on the steering wheel. 3.  {C D and multimedia} The system plays the last media played. 4.  Press ...

Issued warning
If you leave the lane and if a lane marking has been detected, the steering wheel begins vibrating. If the turn signal is set before changing the lane, a warning is not issued. ...