See also:

Active head restraint
In the event of a rear-end collision with a certain severity, the active head restraint automatically reduces the distance from the head. Reduced protective function ▷ Do not use seat or ...

2011 BMW 750 Review by David Thomas
As the 2010 7 Series ebbs into the 2011 with few changes, I spent some time driving the 750Li xDrive. That's BMW's long-wheelbase, all-wheel-drive version of its flagship sedan. While I was impr ...

The concept
When the low beams are switched on, this system automatically switches the high beams on and off. The procedure is controlled by a sensor on the front of the interior rearview mirror. The assi ...