Mercedes-Benz 2003 E-Class - Manual (Page 178)

178
Controls in detail
Automatic climate control*
This provides the fastest possible cooling
of the vehicle interior (when windows and
sliding/pop-up roof are closed).
Defrosting
Activating
̈ Press button P.
The indicator lamp on the button
comes on.
̈ Switch off air recirculation, if selected.
̈ Press button O.
The indicator lamp on the button goes
out.
̈ Close center air outlets.
̈ Adjust side air outlets upwards.
Deactivating
̈ Press button P.
The indicator lamp on the button goes
out. Defrosting is turned off.
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.
Activating
̈ Press button O.
The indicator lamp on the button
comes on.
i
These settings should only be selected
for a short time.
Warning!
G
When the outside temperature is below
41°F (5°C), only switch to air recirculation
mode for short periods to prevent window
fogging.
i
If you keep button O pressed, the
side windows and the sliding/pop-up
roof* will be closed.
The air recirculation mode is activated
automatically:
ț at high outside temperatures
ț if the concentration of carbon mon-
oxide and nitrogen oxide in the out-
side air increases, for example in a
tunnel (charcoal filter activated
(
୴ page 180))
If you have turned off the air condition-
er (
୴ page 170) or the outside
temperature is below 41°F (5°C), the
air recirculation mode will not switch
on automatically.