Adjusting the height: electrical
The head restraints on the left and right rear passenger seats extend automatically whenever a passenger in the rear seat fastens his or her safety belt.

In addition, the height of the head restraint can be adjusted electrically.
Extending the head restraint
To prevent possible personal injury and property damage, always ensure that the area above the head restraints is clear and unobstructed before extending them upward.
The height adjustment of the head restraint is deactivated when the safety switch for the rear windows, has been pressed.
See also:
Automatic update
About twice a year, Sirius performs an update of
the channel names and positions. The update
takes place automatically and may take several
minutes. ...
Adjusting
The parking lamps or low beams
must be switched on to adjust the
brightness.
Adjust the brightness using the
thumbwheel. ...
Tilt alarm sensor
The tilt of the vehicle is monitored.
The alarm system responds in situations such
as attempts to steal a wheel or when the car is
towed. ...
