Activating/deactivating
XTurn theSmartKey to position 2in th eigni-
tion loc k (Ypage 132).
XTo activate: press rockerswitch gup or
down .
The indicator lamp abov erocke rswitch g
lights up.
Air-recirculation mod eswitches on automati-
cally:
Rat high outside temperatures
Rin atunne l(vehicles wit h anavigation system
only)
The indicator lamp abov eth eg rocker
switch is no tlit when automatic air-recirculation
mod eis activated. Outside air is added after
about 30 minutes.
XTo deactivate: press theg rockerswitch
up or down .
The indicator lamp abov eth eg rocker
switch goe sout .
Air-recirculation mod edeactivates automati-
cally:
Rafter approximately fiv eminute sat outside
temperatures belo wapproximately 41 ‡
(5 †)
Rafter approximately fiv eminute sif coolin g
wit hair dehumidification is deactivated
Rafter approximately 30 minute sat outside
temperatures abov eapproximately 41 ‡
(5 †) if th e"Cooling wit hdehumidification "
function is activated
Perfu meatomizer
Operating the perfu meatomi zer
GWARNIN G
If children open th evial, they could drink th e
perfum eor it could come int ocontact wit h
their eyes. There is aris kof injury. Therefore ,
do no tleav echildren unsupervised in th evehi-
cle .
If th eperfum eliquid has been drunk, consult
a doctor. If perfum ecomes int ocontact wit h
your eyes or skin, rinse th eeyes wit hclean
water. If you continu eto experience difficul-
ties, consult adoctor.
HEnvironmenta lnot e
Full vials mus tno tbe dis-
posed of wit hhousehold
waste. The ymus tbe collec -
te dseparately and recycle d
to protect th eenvironment.
Dispose of full vials in an
environmentally responsibl e
manne rand tak ethem to a
harmful substance collec -
tion point.
:Vial lid
;Vial
The perfum eatomizer help sto improve drivin g
comfort .
Via th emultimedia system you can :
Rswitch theperfum eatomizer on/off
(Ypage 272)
Rregulat eth eperfum eintensit y (Ypage 272)
The followin gcondition scan affec tyour percep-
tion of th eperfum eintensity:
Roperating mod eof th eclimat econtrol system
Rinterior temperature
Rtime of year or day
Rair humidit y
Rphysiological condition of occupants, e.g. fati-
gue or hunger
The perfum eatomizer is active only when th e
glov ebox is closed.
The perfum eatomizer is provided wit h apre-fil-
led vial. You can also choos efrom avariet yof
filled perfum evials and an empty vial whic hyou
can fill yourself .
If you refill an empty perfum evial, observ eth e
separat einformation sheet attached to th evial.
128Operating the climate control systems
Climate control
GWARNING
Flammable materials introduced through
environmental influence or by animals can
ignite if in contact with the exhaust system or
parts of the engine that heat up. There is a risk
of fire.
Carry out regular checks to make sure that
there are no flammable foreign materials in
the engine compartment or in the exhaust
system.
General notes
Vehicles with a gasoline engine: the catalytic
converter is preheated for up to 30 seconds
after a cold start. The sound of the engine may
change during this time.
Automatic transmission
XShift the transmission to position j
(Ypage 141).
The transmission position indicator on the
multifunction display shows j
(
Ypage 142).
iYou can start the engine in transmission
position jand i.
Starting procedure with the SmartKey
To start the engine using the SmartKey instead
of the Start/Stop button, pull the Start/Stop
button out of the ignition lock.
XTo start a diesel engine: turn the SmartKey
to position 2in the ignition lock
(
Ypage 132).
The % preglow indicator lamp in the instru-
ment cluster lights up.
XTurn the SmartKey to position 3in the igni-
tion lock (Ypage 132) and release it as soon
as the engine is running.
iVehicles with a diesel engine: you can
start the engine without preglow if the engine
is warm.
If the engine will not start:
XRemove the SmartKey from the ignition lock.
XReinsert the SmartKey into the ignition lock
after a short waiting period.
XTurn the SmartKey to position 2in the igni-
tion lock (Ypage 132).
The indicator lamps in the instrument cluster
light up (
Ypage 256).
XTurn the SmartKey to position 3in the igni-
tion lock (Ypage 132) and release it as soon
as the engine is running.
Starting procedure with the Start/Stop
button
The Start/Stop button is only available on vehi-
cles with KEYLESS-GO or the KEYLESS-GO start
function.
The Start/Stop button can be used to start the
vehicle manually without inserting the SmartKey
into the ignition lock. The Start/Stop button
must be inserted in the ignition lock and the
SmartKey must be in the vehicle. This mode for starting the engine operates independently of
the ECO start/stop automatic engine start func-
tion.
You can start the engine if a valid SmartKey is in
the vehicle. Switch off the engine and always
take the SmartKey with you when leaving the
vehicle, even if you only leave it for a short time.Pay attention to the important safety notes.
XDepress the brake pedal and keep it
depressed.
XPress the Start/Stop button once
(Ypage 133).
Vehicles with a gasoline engine: the engine
starts.
Vehicles with a diesel engine: preglow is
activated and the engine starts.
Starting procedure via smartphone
Observe the important safety notes on starting
the engine (Ypage 133).
You can also start your engine via your smart-
phone from outside the vehicle. In this case, the
previously selected climate control setting is
activated. In this way you can cool or heat the
interior of the vehicle before starting the jour-
ney.
Only start the engine via your smartphone if it is
safe to start and run the engine where your vehi-
cle is parked.
Observe the legal stipulations in the area where your vehicle is parked. Engine start via smart-
phone may be limited to certain countries or
regions.
134Driving
Driving and parking
The ECO start/stop function is operational
when:
Rthe indicator lamp in the ECO button is lit
green
Rthe outside temperature and the atmospheric
air pressure is within the range that is suitable
for the system
Rthe engine is at normal operating temperature
Rthe set temperature for the vehicle interior
has been reached
Rthe battery is sufficiently charged
Rthe system detects that the windshield is not
fogged up when the air-conditioning system is
switched on
Rthe hood is closed
Rthe driver's door is closed and the driver's
seat belt is fastened
All of the vehicle's systems remain active when
the engine is stopped automatically.
The HOLD function can also be activated if the
engine has been switched off automatically. It is
then not necessary to continue applying the
brakes during the automatic stop phase. When
you depress the accelerator pedal, the engine
starts automatically and the braking effect of
the HOLD function is deactivated.
Automatic engine switch-off can take place a
maximum of four times in a row (initial stop, then
three subsequent stops).
Automatic engine start
The engine starts automatically if:
Ryou switch off the ECO start/stop function by pressing the ECO button
Ryou switch to drive program S+
RMercedes-AMG vehicles:you permanently
activate manual gearshifting (Ypage 145)
Rin transmission position hori, the brake
pedal is released and the HOLD function is not
active
Ryou depress the accelerator pedal
Ryou engage reverse gear k
Ryou move the transmission out of position j
Ryou unfasten your seat belt or open the driv-
er's door
Rthe vehicle starts to roll
Rthe brake system requires this
Rthe temperature in the vehicle interior devi-
ates from the set range
Rthe system detects moisture on the wind-
shield when the air-conditioning system is
switched on
Rthe condition of charge of the battery is too
low
Shifting the transmission to position jdoes
not start the engine.
Deactivating or activating the ECO
start/stop function
Mercedes-AMG vehicles
XTo deactivate: press ECO button :.
Indicator lamp ;goes out.
XTo activate: press ECO button :.
Indicator lamp ;lights up.
If indicator lamp ;is off, the ECO start/stop
function has been switched off manually or as
the result of a malfunction. The engine will then
not be switched off automatically when the vehi- cle stops.
The ECO start/stop function is deactivated, if:
Ryou switch to drive program S+
(Ypage 139)
Ryou permanently activate manual gearshifting
(Ypage 145)
If you have permanently activated manual gear-
shifting and then press ECO button :, the ECO
start/stop function is switched on.
Driving137
Driving and parking
Z