Lumbar support
The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture.

▷ Press the front/rear section of the switch.
The curvature is increased/ decreased.
▷ Press the upper/lower section of the switch.
The curvature is shifted up/ down.
See also:
With the Professional navigationsystem: map view for split screen
The map view can be selected for the split
screen independently from the main screen.
1. Open "Options".
2. "Split screen"
3. Move the controller to the right repeatedly
until ...
Detailed information on service
requirements
More information on the scope of service required
can be displayed on the Control Display.
1. "Vehicle Info"
2. "Vehicle status"
3. "Service required"
Required mai ...
Adjusting the volume
Turn the knob until the desired volume is selected.
The setting is stored for the remote control
currently in use.
The vehicle automatically adjusts the volume of
the microphone on the telephon ...
