The concept

This system issues a warning at speeds above approx. 40 mph/65 km/h if the vehicle is about to leave the lane on roads with lane markings.

The steering wheel begins vibrating lightly.

The system does not issue a warning if the turn signal is set before leaving the lane.

    See also:

    Roadside Assistance
    At a glance BMW Roadside Assistance can be contacted if assistance is needed in the event of a breakdown. Roadside Assistance can also be contacted via a Check Control message ...

    Messages after trip completion
    Special messages that are displayed during driving are displayed again after the ignition is switched off. ...

    Using this Owner's Manual
    The fastest way to find information on a particular topic is by using the index. An initial overview of the vehicle is provided in the first chapter. Updates made after the editorial deadline ...