Operating The Control Systems; Setting; Indicator Lamp; Setting The Air Distribution - Mercedes-Benz 2011 C300 Luxury Sedan Operator's Manual

ventilate automatically if the starter battery
is weak.
X
To switch on: press the ¿ button.
The indicator lamp in the ¿ button lights
up.
X
To switch off: 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
If the indicator lamp in the ¿ button does
not go out when switched off, the cooling with
air dehumidification function is switched off
due to a malfunction. You can no longer
activate the cooling with air dehumidification
function.
X
Consult a qualified specialist workshop.
Setting climate control to automatic
G
Warning
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. Window fogging may impair
visibility and endanger you and others.
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.
Automatic mode will achieve optimal
operation if cooling with air dehumidification
is also activated. If desired, cooling with air
dehumidification can be deactivated.
USA only.
15

Operating the control systems

X
Turn the SmartKey to position 2 in the
ignition lock.
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.
X
To deactivate: 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.

Setting the temperature

Different temperatures can be set for the
driver's and front-passenger sides.
X
Turn the SmartKey to position 2 in the
ignition lock.
X
To increase/reduce: turn controls : and
D clockwise or counter-clockwise
( Y page 121). Only change the temperature
setting in small increments. Start at
72 ‡ (22 †).

Setting the air distribution

Dual-zone automatic climate control: the air
distribution can be set individually for the
driver's and front-passenger sides.
¯ directs the airflow through the
defroster vents
P directs the airflow through the center
and side air vents
O directs the airflow through the footwell
air vents
S directs the airflow through the center
and side air vents, as well as the
footwell air vents
15
Z
123