Mercedes-Benz 2013 C Class Sedan - Manual (Page 134)

dehumidified according to the temperature
selected.
Condensation may drip from the underside of
the vehicle when it is in cooling mode. This is
normal and not a sign that there is a
malfunction.
Activating/deactivating
X To activate: press the ¿ button.
The indicator lamp in the ¿ button lights
up.
i When the "Cooling with air
dehumidification" function is activated,
one of the indicator lamps on the auxiliary
heating button will light up on vehicles with
auxiliary heating.
X To deactivate: press the ¿ button.
The indicator lamp in the ¿ button goes
out. The "Cooling with air dehumidification"
function has a delayed switch-off feature.
Problems with the "Cooling with air
dehumidification" function
When you press the ¿ button, the
indicator lamp in the button flashes three
times or remains off. You can no longer switch
on the cooling with air dehumidification
function.
X Visit a qualified specialist workshop.
Setting climate control to automatic
In automatic mode, the set temperature is
maintained automatically at a constant level.
The system automatically regulates the
temperature of the dispensed air, the airflow
and the air distribution.
The automatic mode functions optimally
when the "Cooling with air dehumidification"
function is activated. If necessary, cooling
with air dehumidification can be deactivated.
If you switch off the cooling function, the
vehicle will not be cooled when weather
conditions are warm. The windows can fog up
more quickly. Only deactivate the cooling
with air dehumidification function for a short
time to prevent the windows from fogging up.
X Turn the SmartKey to position 2 in the
ignition lock ( Y page 141).
X Set the desired temperature.
X To activate: press the à button.
The indicator lamp in the à button lights
up. Automatic air distribution and airflow
are activated.
3-zone automatic climate control: when
automatic mode is activated, you can adjust
airflow (
Y page 132).
X To select manually: press the _
button.
or
X Press the K or I button.
The indicator lamp in the à button goes
out. Automatic air distribution and airflow
are deactivated.
Adjusting airflow
This function is only available with 3-zone
automatic climate control.
In automatic mode you can select the
following airflow settings:
FOCUS
high airflow that is set slightly
cooler
MEDIUM medium airflow, standard setting
DIFFUSE low airflow that is set slightly
warmer and with less draft
X Turn the SmartKey to position 2 in the
ignition lock ( Y page 141).
X Press the à button.
X Press the ñ button repeatedly until the
required airflow setting appears in the
display.
132
Operating the climate control systems
Climate control