The concept

This system projects important information into the driver's field of vision, e.g., the speed.
In this way, the driver can get information without averting his or her eyes from the road.
See also:
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display. Objects that are
farther away are displayed on the Control Display
before a signal tone sounds.
A display appears a ...
Issuing a warning
If the vehicle begins leaving the lane and a lane
marking has been detected, the steering wheel
begins vibrating.
If the turn signal is set before the lane is
changed, a warning is not issued.
...
Easy entry/exit
To facilitate entry and exit, the steering wheel
temporarily moves into the uppermost position ...
