Mercedes-Benz 2003 C-Class Wagon Operator's Manual page 150

Controls in detail
Automatic climate control*
Maximum cooling MAXCOOL
If the left and right air distribution controls
as well as the airflow volume control are
set to U and there is a high need for
cooling, the display "AUTO MAXCOOL" ap-
pears.
This provides the fastest possible cooling
of the vehicle interior (when windows and
sliding/pop-up roof* are closed).
Defrosting
i
These settings should only be selected
for a short time.
156
Activating
Press button P ( page 153).
The indicator lamp on the button lights
up.
or
Switch off air recirculation, if selected.
Press button O ( page 153).
The indicator lamp on the button goes
out.
Close center air vents.
Adjust side air vents upwards.
Deactivating
Press button P ( page 153).
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.
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 O ( page 153).
The indicator lamp on the button lights
up.
G