Issuing a warning

If the vehicle begins leaving the lane and a lane marking has been detected, the steering wheel begins vibrating.

If the turn signal is set before the lane is changed, a warning is not issued.

Canceling a warning

The warning is canceled:

▷ Automatically after approx. 3 seconds.
▷ After the vehicle returns to its lane.

▷ During heavy brake application.
▷ When the turn signal flashes.

    See also:

    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 ...

    System limits
    Personal responsibility The high-beam assistant cannot serve as a substitute for the driver's personal judgment of when to use the high beams. Therefore, manually switch off the high beams in ...

    Hiding Check Control messages
    Press the computer button on the turn signal lever. Some Check Control messages are displayed continuously and are not cleared until the malfunction is eliminated. If several malfunct ...