Air Recirculation Mode - Mercedes-Benz 2006 CL 500 Operator's Manual

Controls in detail
Automatic climate control

Air recirculation mode

Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside. This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.
Warning!
When the outside temperature is below
41°F (5°C), only switch to air recirculation
mode for short periods to prevent window
fogging.
Activating
Press button , ( page 185).
The indicator lamp on the button
comes on.
190
i
If you press and hold button , the
windows and tilt/sliding sunroof will
close.
Warning!
G
Never operate the windows and the tilt/slid-
ing sunroof if there is the possibility of any-
one being harmed by the closing procedure.
In the event that the procedure causes po-
tential danger, the closing of the windows
can be immediately halted by releasing
button , or by pressing the respective
window switch. The closing of the tilt/slid-
ing sunroof can be immediately halted by re-
leasing button , or by moving the
tilt/sliding sunroof switch in the overhead
control panel in any direction.
i
The air recirculation mode is activated
automatically:
at high outside temperatures
if the concentration of carbon mon-
G
oxide and nitrogen oxide in the out-
side air increases beyond a
predetermined level, for example in
a tunnel
Please note that the charcoal filter
must be activated ( page 191) for the
air recirculation mode to be activated
automatically.
If you have turned off the air condition-
ing ( page 193) or the outside
temperature is below 41°F (5°C), the
air recirculation mode will not switch
on automatically.