BSwitches cooling with air dehumidification on/off (Ypage 117)
CSwitches the rear window defroster on/off (Ypage 120)
Notes on using the air-conditioning
system
Air-conditioning system
Below, you can find a number of notes and rec-
ommendations to help you use the air-condi-
tioning system optimally.
RSwitch on the air-conditioning system by turn- ing control knob Aclockwise to the desired
position (except position 0).
RSet the temperature to 72 ‡ (22 †).
RRecommendation for avoiding misted
windows at low exterior temperatures or
in rain: switch on the ¿cooling with dehu-
midification function (
Ypage 117).
Set air distribution to ¯and if possible
switch off PandO (
Ypage 118).
Deactivate air-recirculation mode e
(
Ypage 121).
Set airflow control Ato a setting between 3
and 6(
Ypage 119).
RRecommendation for rapid cooling or
heating of the vehicle interior: briefly set
airflow control Ato a setting between 3and
6 (
Ypage 119).
RRecommendation for a constant vehicle
interior temperature: set airflow controlA
to a setting between 1and 3(
Ypage 119).
RRecommendation for air distribution in
winter: select the Oand¯ settings
(
Ypage 118).
Recommendation for air distribution in
summer: select the PorP and¯
settings (
Ypage 118).
ROnly use the "Windshield defrosting" function
briefly until the windshield is clear again.
ROnly use air-recirculation mode briefly, e.g. if
there are unpleasant outside odors or when in
a tu
nnel. The windows could otherwise fog up,
since no fresh air is drawn into the vehicle in
air-recirculation mode.
RIf you change the settings of the climate con-
trol system, the climate status display
appears for approximately three seconds at
the bottom of the screen on the multimedia
system display; see Digital Operator's Man-
ual. You will see the current settings of the
various climate control functions.
DYNAMIC SELECT button (except
Mercedes-AMG vehicles)
You can choose between various drive programs
with the DYNAMIC SELECT button
(
Ypage 130).
If you have selected drive program E:
Rwhen heating, the electrical heater booster is
deactivated and in the warming-up phase
heat output is reduced
Rthe rear window defroster running time is
reduced
Depending on the configuration, climate set-
tings may also be influenced in the drive pro-
gram I.
If you have selected drive program Cor S, cli-
mate settings are not influenced.
ECO start/stop function
During automatic engine switch-off, the climate
control system only operates at a reduced capa-
city. If you require the full climate control output,
you can switch off the ECO start/stop function
by pressing the ECO button (
Ypage 129).
114Overview of climate control systems
Climate control
ual. Youwillsee the current settings of the
various climate control functions.
DYNAMIC SELECT button (except
Mercedes-AMG vehicles)
You can choose between various drive programs
wit h the DYNAM IC SELECT button
(
Ypage 130).
If you have selected drive program E:
Rwhen heating, the electrical heater booster is
deactivated and inthe warming-up phase
heat output isreduced
Rthe rear window defroster running time is
reduced
Dependin g on the configuration, climate set-
tings may also beinfluenced inthe drive pro-
gram I.
If you have selected drive program Cor S,cli-
mate settings are not influenced.
ECO start/stop function
During automat icengine switch-off, the climate
control system only operates at a reduced capa-
city. Ifyou require the full climate control output,
you can switch off the ECO start /stop function
by pressing the ECO button (
Ypage 129).
Operating the climate control sys-
tems
Activating/deactivating climate con-
trol
General notes
When the climate control is switched off, the air
supply and air circulation are also switched off.
The wind ows could fog up. Therefore, switch off
clim ate control only brie fly
Air-conditioning system
XTurn theSmartKey to position 2inthe igni-
tion lock (Ypage 124).
XTo switch on: turn controlAclock wiseto
the desired position (except position 0)
(
Ypage 113).
XTo switch off: turn controlAcounter-clock-
wise to position 0(Ypage 113).
Dual-zone automatic climate control
XTurn the SmartKey to position 2inthe igni-
tion lock (Ypage 124).
XTo activate: press theÃbutton.
The indicator lamp inthe à button lights
up. Airflow and air distribution are set to auto-
mat icmode.
or
XPress the ^button.
The indicator lamp inthe ^ button goes
out. The previously selected settings are
restored.
XTo deactivate: press the^button.
The indicator lamp inthe ^ button lights
up.
iDual-zone automatic climate control: switch
on clim ate control primarily using the Ã
button.
Switching cooling with air dehumidi-
fication on/off
General notes
If you deactivate the "Cooling with air-dehumid-
ification" function, the air inside the vehicle will
not becooled. The air inside the vehicle willalso
not be dehumidif ied. The windows can fog up
more quickly. Therefore, only deactivate the
"Cooling with air-dehumidif ication" function
briefly.
The "Cooling with air dehumidif ication" function
is only availab lewhen the engine isrunning. The
air inside the vehicle iscooled and dehumidif ied
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 malfunc-
tion.
Activating/deactivating
XPress the ¿button.
The indicator lamp inthe ¿ button lights
up or goes out.
The indicator lamp inthe button indicates that
the respective function isactivated. The
"Cooling with air dehumidif ication" function
has a delayed switch-off feature.
Operating the climate control systems117
Climate control
