The concept

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

    See also:

    Activating HDC
    Press the button; the LED above the button lights up. ...

    Settings
    Vehicle Equipment ...

    Volume
    ▷ "Speed volume": speed-dependent volume control. ▷ "PDC": volume of the PDC signal compared to the entertainment sound output. ▷ "Gong": volume o ...