Mercedes-Benz 2011 GL-Class Operator's Manual page 138

Operating the control systems
136
Function
O Interior temperature sensor
P Switches the MONO function
on/off
Rear control panel
Q Increases the airflow
R Sets the temperature
S Sets the rear-compartment
climate control to automatic
T Directs the airflow through the
rear air vents
U Directs the airflow through the
footwell vents
V Switches rear-compartment
climate control on/off
W Reduces the airflow
Operating the control systems
Switching the control on/off
Important information
G
Warning!
When the climate control system is
deactivated, the outside air supply and
circulation are also deactivated. Only choose
this setting for a short time. Otherwise the
windows could fog up, impairing visibility and
endangering you and others.
i Activate climate control primarily using
the à button (
i
Use the MONO function if you want to adopt the
temperature, air distribution and airflow settings
from the driver's side for all climate control zones.
The indicator lamp in the º button lights up.
Set the temperature to 72 ‡ (22 †).
Y page 138).
Notes/tips
Activating/deactivating the front
climate control using the front control
panel
X
Turn the key to position 2 in the ignition
lock.
X
To activate: press the à button.
The indicator lamp in the à button lights
up. Airflow and air distribution are set to
automatic mode.
or
X
Press the ^ button.
The indicator lamp in the ^ button goes
out. The previously selected settings come
into effect again.
X
To deactivate: press the ^ button.
The indicator lamp in the ^ button lights
up.