Activating/deactivating climate control
Points to observe before use
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.
Switching the air conditioning on
Canada only
1 Sets the temperature, left
2 Defrosts the windshield
3 Switches the ZONE function on/off
4 Activates/deactivates cooling with air dehumidification
5 Switches the rear window defroster on/off
6 Sets the temperature, right
7 Activates/deactivates air-recirculation mode
8 Sets the air distribution
9 Increases the airflow
10 Reduces the airflow
11 Display
12 Switches climate control on/off
13 Sets climate control to automatic
► Turn the SmartKey to position 2 in the ignition lock.
► Press the 
button.
The indicator lamp in the 
button
lights up. Airflow and air distribution are set to
automatic mode.
or
► Press the 
button.
The indicator lamp in the 
button
goes out. The previously selected settings are
restored.
USA only
1 Sets the temperature, left
2 Defrosts the windshield
3 Switches maximum cooling MAX COOL on/off
4 Activates/deactivates cooling with air dehumidification
5 Switches the rear window defroster on/off
6 Sets the temperature, right
7 Activates/deactivates air-recirculation mode
8 Sets the air distribution
9 Increases the airflow
10 Reduces the airflow
11 Display
12 Switches climate control on/off
13 Sets climate control to automatic
► Turn the SmartKey to position 2 in the ignition lock.
► Press the 
button.
The indicator lamp in the 
button
lights up. Airflow and air distribution are set to
automatic mode.
or
► Press the 
button.
The indicator lamp in the 
button
goes out. The previously selected settings are
restored.
Switching off climate control
Canada only
1 Sets the temperature, left
2 Defrosts the windshield
3 Switches the ZONE function on/off
4 Activates/deactivates cooling with air dehumidification
5 Switches the rear window defroster on/off
6 Sets the temperature, right
7 Activates/deactivates air-recirculation mode
8 Sets the air distribution
9 Increases the airflow
10 Reduces the airflow
11 Display
12 Switches climate control on/off
13 Sets climate control to automatic
► Press the 
button.
The indicator lamp in the 
button
lights up.
USA only
1 Sets the temperature, left
2 Defrosts the windshield
3 Switches maximum cooling MAX COOL on/off
4 Activates/deactivates cooling with air dehumidification
5 Switches the rear window defroster on/off
6 Sets the temperature, right
7 Activates/deactivates air-recirculation mode
8 Sets the air distribution
9 Increases the airflow
10 Reduces the airflow
11 Display
12 Switches climate control on/off
13 Sets climate control to automatic
► Press the button.
The indicator lamp in the button
lights up.
See also:
Tires
...
Distronic plus
Important safety notes
WARNING
DISTRONIC PLUS does not react to:
• people or animals
• stationary obstacles on the road, e.g.
stopped or parked vehicles
• oncoming and crossing traffic
As a r ...
Correct driver's seat position
WARNING
You could lose control of your vehicle if you
do the following while driving:
• adjust the driver's seat, head restraint,
steering wheel or mirrors
• fasten the seat belt
There is a risk ...