See also:

Display
▷ Lines, arrow 1: the system is activated. ▷ Arrows, arrow 2: at least one lane marking was detected and warnings can be issued. ...

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 syste ...

A host of active safety systems reduce the risk of accidents
A selection of electronic assistance systems make an active contribution to driving safety in the new BMW 3-Series, helping drivers to avoid collisions in the first place. The functions of the mai ...