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 date appears in the multifunction display.
See also:
Important safety notes
WARNING
Severe conditions (e.g. strong air pollution) may require replacement of the
filter before
its scheduled replacement interval. A clogged
filter will reduce the air volume to t ...
Deactivating/activating the ECO start/stop function
General information
You can deactivate and activate the ECO
start/stop function using COMAND.
You can also use the programmable
button to activate and
deactivate the ECO start/stop function i ...
Activating/deactivating the residual heat function
It is possible to make use of the residual heat of the engine to continue heating
the stationary vehicle for up to 30 minutes after the engine has been switched off.
The heating time depends on th ...