See also:

BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle. ...

Buttons at a glance
Buttons at a glance 1 System on/off, interrupt 2 Resume speed 3 Store speed 4 Reduce distance 5 Store, maintain/change speed 6 Increase distance ...

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 ...