Mercedes-Benz C-Class 2007 Owners Manual - Manual (Page 184)

183
Controls in detail
Automatic climate control
Charcoal filter
An activated charcoal filter markedly
reduces bad odors and removes pollutants
from air entering the passenger compart-
ment. The charcoal filter can be activated
or deactivated.
The system switches automatically to the
air recirculation mode, if the
ț charcoal filter is switched on
ț carbon monoxide (CO) or nitrogen
oxide (NO
X
) concentration of the out-
side air increases beyond a predeter-
mined level
Activating
̈ Press button e ( ୴ page 175).
The indicator lamp on the button
comes on.
i The automatic air recirculation mode does
not function if the A/C mode is deactivated (in-
dicator lamp on button
2 or 9 not lit), or
if the outside temperature has fallen below 41°F
(5°C).
i If you press and hold button e, the side
windows and tilt/sliding sunroof* will close.
i The activated charcoal filter should be
switched off when windows fog up on the inside,
or if the passenger compartment needs to be
quickly heated or cooled down.
Warning!
G
Never operate the side windows and the
tilt/sliding sunroof* if there is the possibility
of anyone being harmed by the closing pro-
cedure.
When using the charcoal filter with conve-
nience closing feature, should the upward
movement of a window be blocked by some
obstructions including but not limited to
arms, hands, fingers. etc., the automatic re-
versal feature will not operate.
In the event that the closing procedure
causes potential danger, the closing of the
side windows can be immediately halted by
pressing or pulling the respective window
switch. The closing of the tilt/sliding
sunroof* can be immediately halted by
moving the tilt/sliding sunroof* switch in
the overhead control panel in any direction.
The closing of the side windows and
tilt/sliding sunroof* can be reversed by
again pressing and holding the button e.