Lumbar supports
The lumbar support in the backrest of the driver's and front-passenger seats can be adjusted to provide optimum support for your back.
To select the seat: press the
function button.
The main area of the COMAND display is active. A scale appears.
To move to the lower menu bar: select
by sliding 
the COMAND controller
and press 
to confirm.
When you press the function
button,
the previously adjusted seat is active.
To adjust the lumbar support: select by
sliding 
or turning
the COMAND
controller and press to confirm.
See also:
M-Class in the Market
It's a bitter pill for a reviewer to swallow when you see a test car do so
many things so right, yet fall short in a few key areas. Most shoppers — even
most car reviewers — won't get to spend as ...
Other bulbs
There are bulbs other than the Xenon bulbs
that you cannot replace. Replace only the
bulbs listed. Have the bulbs that
you cannot replace yourself changed at a
qualified specialist workshop.
...
Ruts and gravel roads
Observe the following rules when driving
along ruts in off-road terrain or on roads with
loose gravel:
Check that the ruts are not too deep and
that your vehicle has sufficient clearance.
O ...