Setting The Air Distribution - Mercedes-Benz 2015 M-Class Operator's Manual

Operating the climate control systems
148

Setting the air distribution

Air distribution settings
Front control panel
P Directs the airflow through the center
vents
O Directs air through the footwell air
vents
S Directs the airflow through the center
and footwell vents
¯ Directs air through the defroster vents
b Directs the airflow through the
defroster and center vents (Canada
only)
a Directs air through the defroster and
footwell vents
_ Directs the airflow through the
defroster, center and footwell air vents
(Canada only)
Rear control panel
M Directs the airflow through the rear
center and rear side air vents
O Directs air through the footwell air
vents
i
Using the rear control panel, you can also
activate both air distribution positions
simultaneously. In order to do this, press
both air distribution buttons. The air is then
routed through all rear air vents.
i
Regardless of the air distribution setting,
airflow is always directed through the side
air vents. The side air vents can only be
closed when the controls on the side air
vents are turned downwards.
Adjusting
Turn the SmartKey to position 2 in the igni-
X
tion lock ( page 157).
Y
Press the _ button repeatedly until the
X
desired symbol appears in the display.
Setting the airflow
Turn the SmartKey to position 2 in the igni-
X
tion lock ( page 157).
Y
To increase: press the K button.
X
To reduce: press the I button.
X
i
You can use 3-zone automatic climate
control to set the airflow in the rear com-
partment separately.