Activating HDC

Press the button; the LED above

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

    See also:

    Interior rearview mirror
    Reducing the blinding effect Reducing the blinding effect From behind when driving at night: turn the knob. ...

    Manual transmission
    Switching off the engine 1. With the vehicle at a standstill, press the Start/Stop button. 2. Shift into first gear or reverse. 3. Set the parking brake. ...

    Camera monitoring: Lane Departure Warning System and Collision Warning
    The Lane Departure Warning System available for the new BMW 3-Series Sedan is activated at speeds above 70 km/h (43 mph) and warns the driver if he unintentionally strays out of his lane. The syst ...