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

    See also:

    Malfunction
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    System limits
    Personal responsibility The system cannot serve as a substitute for the driver's personal judgment of the traffic situation. In the event of a warning, do not jerk the steering wheel, as ...