The concept

The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

The parking brake can be set manually or automatically:

▷ Manual: by pulling and pushing the switch.
▷ Automatic: by activating Automatic Hold.

    See also:

    Going & Stopping
    The xDrive28i's 3.0-liter, inline-six-cylinder engine is unexpectedly stout, and it makes this two-ton crossover pretty quick; BMW cites a zero-to-60-mph acceleration time of 6.7 seconds, and you ...

    Example: dialing a phone number
    1. Briefly press the button on the steering wheel. 2. ›Dial number‹ The system says: »Please say the number«. 3. For instance, ›123 456 790‹ The system says: »123 456 790. Continue?   ...

    Maintaining/storing the speed
    Press the button. or: Press the rocker switch while the system is interrupted. When the system is switched on, the current speed is maintained and stored as the desired speed. It is d ...