Mute
Switching audio and video sources on/off
Press the 
button on the
multifunction
steering wheel.
The sound from the respective audio or
video source is switched on or muted.
When the sound is off, the system
displays the 
symbol in the status
line.
When you change the audio or video
source, or adjust the volume, sound
automatically switches on again.
Even if the sound is switched off, you will
still hear traffic and navigation system
announcements.
Switching off Traffic program and navigation announcements completely
Traffic program: press the
button
until the 
message disappears from
the
status bar of the display.
A confirmation tone sounds.
Navigation announcements: during an
announcement, press the button on
the multifunction steering wheel.
Switching Traffic program and navigation announcements on again
Traffic program: press and hold down the
button until the
display appears
in the status bar.
A confirmation tone sounds.
Navigation messages: select the 
symbol in the navigation menu bar and
press 
to confirm.
The navigation announcements are
activated again if you switch COMAND off
and on again or start a new route guidance.
See also:
Fuse box in the engine compartment
– Open the hood.
– Remove any existing moisture from the
fuse box using a dry cloth.
– To open: open clamps 2.
– Fold cover 1 upwards in the direction of
the arrow and remove it.
Make s ...
General notes
The roller sunblinds shield the vehicle interior
from sunlight. The two roller sunblinds can
only be opened and closed together when the
panorama roof with power tilt/sliding panel
is closed.
...
Brake fluid level
If you notice that the brake fluid level in
the brake fluid reservoir has fallen to the
MIN mark or less, check the brake system
immediately for leaks. Also check the
thickness of the brake l ...