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204
Controls in detail
Automatic climate control (CLK 500)
Deactivating
̈ Press button , (୴ page 197).
The indicator lamp on the button goes
out.
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
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The air recirculation mode is deactivat-
ed automatically:
ț after 5 minutes if the outside
temperature is below
approximately 41°F (5°C)
ț after 5 minutes if the air condition-
ing is turned off
ț after 30 minutes if the outside
temperature is above
approximately 41°F (5°C)
i
If you press and hold button ,, the
side windows and tilt/sliding sunroof*
will return to their previous position.
A side window or tilt/sliding sunroof*
will only return to its previous position
if it has not been moved to another po-
sition using the respective side window
switch or tilt/sliding sunroof* switch
after it was closed with button ,.
A side window or tilt/sliding sunroof*
that was moved will remain in its cur-
rent position if button , is used to
re-open the remaining side windows or
tilt/sliding sunroof*.
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The automatic air recirculation mode
does not function if the A/C (indicator
lamp on button 2 or 9 not lit)
mode is deactivated, or if the outside
temperature has fallen below 41°F
(5°C).