Mercedes-Benz 2008 M-Class Operator's Manual page 234

Adjusting air distribution
Use the air distribution controls 5 or 6
to adjust the air distribution for the rear
passenger compartment.
The symbols on the controls represent the
following functions:
Symbol Function
Z
Directs air to the center air
vents
Y
Directs air to the footwells and
the side air vents
Adjusting manually
Press the desired air distribution con-
trol.
The indicator lamp on button U
goes out.
Adjusting automatically
Press button U while the engine is
running.
The indicator lamp on the button
comes on. The air distribution is adjust-
ed automatically.
Setting the temperature
Use temperature control 3 ( page 231)
to separately adjust the air temperature of
the rear passenger compartment.
You should raise or lower the temperature
setting in small increments, preferably
starting at 72°F (22°C). The automatic cli-
mate control will adjust to the set temper-
ature as fast as possible.
i
The rear automatic climate control will not
cool the air when the air conditioning is switched
off ( page 229).
Controls in detail
3-zone automatic climate control*
Increasing the temperature
Turn temperature control 3
( page 231) slightly clockwise.
The rear automatic climate control will
correspondingly adjust the interior air
temperature for the rear passenger
compartment.
Decreasing the temperature
Turn temperature control 3
( page 231) slightly counterclock-
wise.
The rear automatic climate control will
correspondingly adjust the interior air
temperature for the rear passenger
compartment.
233