Function restrictions
Depending on the DVD, it is possible that certain functions or actions will be temporarily blocked or may not function at all.
As soon as you try to activate these functions
or actions, you will see the 
symbol
in the
display.
See also:
Child-proof locks for the rear doors
WARNING
Children could open a rear door from inside
the vehicle. This could result in serious
injuries or an accident. Therefore, when children ride in the rear always secure
the rear
doo ...
Displaying service messages
Switch on the ignition.
Press or
on the steering wheel
to select the Serv. menu.
Press or
to select the ASSYST
PLUS submenu and press to
confirm.
The service due d ...
Information on differential anddifferential locks
When the vehicle drives around a corner, the
wheels on the outside of the bend must cover
a greater distance and must therefore turn
more rapidly than the wheels on the inside.
The differential, ...