Setting the airflow
You can set the airflow separately for the driver’s and front-passenger side.
Select left airflow 3 or right airflow 5 by
turning 
the COMAND controller and
press 
to confirm.
To adjust the airflow: slide
or turn
the COMAND controller.
To confirm the selection: press
the
COMAND controller.
See also:
Driving on wet roads
Hydroplaning
If water has accumulated to a certain depth
on the road surface, there is a danger of
hydroplaning occurring, even if:
• you drive at low speeds.
• the tires have adequate tread de ...
Switching the rear-compartment
climate control on/off using the rear
control panel
Turn the SmartKey to position 2 in the
ignition lock.
To switch on: press rocker switch
15 up or down and select
AUTO.
or
Press rocker switch 15 up or
down and select MAN.
To switch of ...
DEF
Important safety notes
For BlueTEC vehicles only.
DEF is a non-flammable, non-toxic, colorless,
odorless and water-soluble fluid.
Rinse surfaces that have come into
contact with DEF immediately ...