Air conditioning
177
X
To deactivate: press theTbutton.
REST is no longer shown in the display.
i The residual heat automatically switches
off after around 30 minutes or if:
R the ignition is switched on
R the battery voltage drops Switching auxiliary heating/ventila-
tion* on/off
G
Risk of poisoning
Exhaust fumes are produced when the aux-
iliary heating is in operation. Inhaling these
exhaust fumes can be poisonous. You
should therefore switch off the auxiliary
heating in confined spaces without an
extraction system, e.g. a garage. G
Risk of fire
When operating the auxiliary heating, parts
of the vehicle may become very hot, and
highly inflammable material such as fuels
could be ignited. Operating the auxiliary
heating is thus prohibited at filling stations
or when your vehicle is being refuelled. You must therefore switch off the auxiliary heat-
ing at filling stations.
The auxiliary heating heats the air in the vehi-
cle interior to a temperature between 20 †
and 24 †, without depending on heat emitted
by the running engine. The auxiliary heating
is operated using fuel directly from the vehi-
cle's fuel tank. For this reason, the tank con-
tent must be at least at reserve fuel level to
ensure that the auxiliary heating functions.
The auxiliary heating/ventilation automati-
cally adjusts to changes in temperature and
weather conditions. For this reason, the aux-
iliary heating could switch from ventilation
mode to heating mode or from heating mode
to ventilation mode.
You cannot use the auxiliary ventilation to
cool the vehicle interior to a temperature
lower than the outside temperature.
Before activating X
Make sure that the key is in position 2in
the ignition lock.
X Set the temperature to a value between
20 † and 24 †.
The auxiliary heating/ventilation can be acti-
vated even when the air conditioning is being controlled manually. Optimum comfort can
be attained when the system is set to auto-
matic mode. Set the desired temperature
within this range. If a higher temperature is
set, the vehicle is heated to 24 †. If a lower
temperature is set, the vehicle is heated to
20 †.
Activating/deactivating the auxiliary
heating/ventilation
The auxiliary heating/ventilation can be acti-
vated or deactivated using the remote control
or the button on the centre console.
The on-board computer can be used to spec-
ify up to three departure times, one of which
may be preselected (Y
page 138). Cont
rols
* optional
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Air conditioning
178
Button on the centre console
Centre console (manual transmission)
1
Auxiliary heating/ventilation Centre console (automatic transmission*)
1 Auxiliary heating/ventilation The indicator lamps in the button may light up
in blue, red or yellow.
R
Blue: auxiliary ventilation activated
R Red: auxiliary heating activated
R Yellow: departure time preselected
Activating the auxiliary heating/ventila-
tion
If the key is in position 1or 2:
X Press and hold button 1for at least two
seconds.
The red or blue indicator lamp in button
1 lights up.
If the key is removed or in position 0:
X Briefly press button 1.
The red or blue indicator lamp in button
1 lights up.
Deactivating the auxiliary heating/venti-
lation
X Briefly press button 1.
The red or blue indicator lamp in button
1 goes out. Remote control
Your vehicle comes with one remote control.
You may use two additional remote controls
for your vehicle. For further information, con-
sult a qualified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
The remote control has a maximum range of
approximately 300 metres. This range may be
reduced by:
R sources of radio interference
R solid objects between the remote control
and the vehicle
R the remote control being in an unfavoura-
ble position in relation to the vehicle
R transmitting from an enclosed space
i The optimum range can be achieved if you
hold the remote control vertically, pointing
upwards when you press one of the but-
tons.
i A battery symbol appears in the display
when the batteries in the remote control
are low. Replace the remote control bat-
teries (Y page 311). Controls
* optional
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Air conditioning
179
i
More information about the auxiliary
heating can be found in the "Practical
advice" section (Y page 304). Auxiliary heating remote control
1 Display
2 To check the status
3 OFF – to deactivate auxiliary heating/
ventilation
4 ON – to activate auxiliary heating/venti-
lation
5 To check the status
Using the remote control, you can:
R activate or deactivate the auxiliary heat-
ing/ventilation
R check the status of the auxiliary heating/
ventilation Activating the auxiliary heating/ventila-
tion
X
Press the ONbutton.
The following messages can appear in the
display: Display Meaning
The auxiliary heating/
ventilation is activated.
A malfunction has occur-
red in the auxiliary heat-
ing/ventilation. The
heating/ventilation
function selected by the
system is not available.
The vehicle battery is not
charged sufficiently or
the system is faulty. The signal transmission
between the transmitter
and the vehicle is faulty.
The heating system has a
fault or there is insuffi-
cient fuel in the fuel tank.
The auxiliary heating is
not working. The auxili-
ary ventilation is still
functioning.
Deactivating the auxiliary heating/venti-
lation
The auxiliary heating switches off automati-
cally after 50 minutes.
i
This time limit can be altered. To do this,
visit a qualified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
X Press the OFFbutton. Cont
rols
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Sliding sunroof
180
The following messages can appear in the
display: Display Meaning
The auxiliary heating/
ventilation is deactiva-
ted.
The signal transmission
between the transmitter
and the vehicle is faulty.
Checking the status of the auxiliary heat-
ing
X
Press the por obutton.
The following messages can appear in the
display: Display Meaning
The auxiliary heating/
ventilation is deactiva-
ted. A malfunction has occur-
red in the auxiliary heat-
ing/ventilation. The
heating or ventilation
function selected by the
system is not available.
The vehicle battery is not
charged sufficiently or
the system is faulty.
The signal transmission
between the transmitter
and the vehicle is faulty.
The auxiliary ventilation
is switched on. The num-
ber in the display shows
the remaining time (in
minutes) for the auxiliary
ventilation.
The auxiliary heating is
switched on. The number
in the display shows the
remaining time (in
minutes) for the auxiliary
heating. Sliding sunroof
Sliding/tilting sunroof*
G
Risk of injury
Never leave children unsupervised in the
vehicle. They could operate the sliding/tilt-
ing sunroof and injure themselves. Always
take the key with you when leaving the
vehicle, even if you only leave it for a short
time. G
Risk of injury
Make sure that nobody can become trap-
ped when you are opening and closing the
sliding/tilting sunroof. If danger threatens,
release the switch and push it briefly in any
direction to stop the sliding/tilting sunroof. G
Risk of injury
The glass in the sliding/tilting sunroof
could break in an accident. If you are not
wearing a seat belt, there is a risk that you
could be thrown through the opening in the
event of the vehicle overturning. Therefore,
always wear a seat belt to reduce the risk
of injuries. Controls
* optional
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Sliding sunroof
181
!
Only open the sliding/tilting sunroof if it
is free of snow and ice. Otherwise, mal-
functions may occur.
Do not allow anything to protrude from the
sliding/tilting sunroof. The seals could oth-
erwise be damaged.
i Resonance noises can occur in addition
to the usual airflow noises when the slid-
ing/tilting sunroof is open. They are caused
by minor pressure fluctuations in the vehi-
cle interior.
Change the position of the sliding/tilting
sunroof or open a side window slightly to
reduce or eliminate these noises.
i It is also possible to open and close the
sliding/tilting sunroof from the outside
using the "Summer opening" (Y page 109)
and "Convenience closing" (Y page 109)
features respectively.
i If PRE-SAFE ®
has been activated, the slid-
ing/tilting sunroof closes automatically,
leaving a small gap open. 1
To open
2 To close/lower
3 To raise
X Make sure that the key is in position 2in
the ignition lock.
Opening X
To open manually: press the switch in the
direction of arrow 1and hold it until the
sliding/tilting sunroof and the cover are in
the desired position.
X To open fully: press the switch briefly
beyond the pressure point in the direction
of arrow 1and release it.
X To stop: press or pull the switch in any
direction. Closing X
To close manually: pull the switch in the
direction of arrow 2and hold it until the
sliding/tilting sunroof is in the desired posi-
tion.
X To close fully: pull the switch briefly
beyond the pressure point in the direction
of arrow 2and release it.
X To stop: press or pull the switch in any
direction.
X Close the cover manually if necessary
(Y page 182).
Closing with increased force and without
the anti-entrapment feature G
Risk of injury
Make sure that nobody can become trap-
ped and be seriously or fatally injured as
you close the sliding/tilting sunroof with
increased force or without the anti-entrap-
ment feature.
If the sliding/tilting sunroof locks up during
closing:
X Immediately after it locks up, pull the
switch again to the pressure point in the Controls
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Sliding sunroof
182direction of arrow
2until the sliding/tilt-
ing sunroof is closed.
The sliding/tilting sunroof is closed with
more force.
If the sliding/tilting sunroof locks up during
closing again:
X Immediately after it locks up, pull the
switch again to the pressure point in the
direction of arrow 2until the sliding/tilt-
ing sunroof is closed.
The sliding/tilting sunroof is closed without
the anti-entrapment feature.
Raising The sliding/tilting sunroof can be raised at
the rear for ventilation.
X To raise manually: press the switch in the
direction of arrow 3and hold it until the
sliding/tilting sunroof is in the desired posi-
tion.
X To raise fully: briefly press the switch
beyond the pressure point in the direction
of arrow 3and release it.
X To stop: press or pull the switch in any
direction. Lowering and closing X
To lower manually: pull the switch in the
direction of arrow 2and hold it until the
sliding/tilting sunroof is in the desired posi-
tion.
X To lower fully: pull the switch briefly
beyond the pressure point in the direction
of arrow 2and release it.
X To stop: press or pull the switch in any
direction.
Rain closing feature* The sliding/tilting sunroof closes automati-
cally:
R
if it starts to rain
R at extreme outside temperatures
R after 12 hours
R if there is a malfunction in the power supply
The rear of the sliding/tilting sunroof is then
raised in order to ventilate the interior of the
vehicle.
i The sliding/tilting sunroof is opened
slightly again if it is obstructed while being
closed by the rain closing feature. The rain
closing feature is then deactivated. i
The sliding/tilting sunroof does not close
if:
R it is raised at the rear
R it is blocked
R no rain is falling on the windscreen (e.g.
because the vehicle is under a bridge or
in a carport)
Opening and closing the cover The cover functions as a sunblind. When you
open the sliding/tilting sunroof, the cover
moves back with it.
When the sliding/tilting sunroof is closed or
raised at the rear, you can open or close the
cover manually.
Resetting the sliding/tilting sunroof
Reset the sliding/tilting sunroof if it does not
move smoothly, or if the battery was discon-
nected or discharged.
X
Remove the fuse for the sliding/tilting sun-
roof in the main fuse box (Y page 341).
X Reinsert the fuse.
X Make sure that the key is in position 2in
the ignition lock. Controls
* optional
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Sliding sunroof
183
X
Press the switch in the direction of
arrow 3and hold it until the sliding/tilting
sunroof is fully raised at the rear.
X Keep the switch pressed for an additional
second.
X Make sure that the sliding/tilting sunroof
can be opened or closed fully again
(Y page 181).
X If this is not the case, consult a qualified
specialist workshop. Panorama sliding sunroof with roller
sunblind*
Panorama sliding sunroof G
Risk of injury
Make sure that nobody can become trap-
ped when closing the panorama sliding sun-
roof. If danger threatens, release the switch
and push it briefly in any direction to stop
the panorama sliding sunroof. G
Risk of injury
The glass in the panorama sliding sunroof
could break in an accident. If you are not
wearing a seat belt, there is a risk that you could be thrown through the opening in the
event of the vehicle overturning. Therefore,
always wear a seat belt to reduce the risk
of injuries.
! Only open the panorama sliding sunroof
if it is free of snow and ice. Otherwise, mal-
functions may occur.
Do not allow anything to protrude from the
panorama sliding sunroof. The seals could
otherwise be damaged.
i When the panorama sliding sunroof is
open, resonance noises may occur as well
as the usual airflow noises. They are caused
by minor pressure fluctuations in the vehi-
cle interior. Change the position of the pan-
orama sliding sunroof or open a side
window slightly to reduce or eliminate
these noises.
i It is also possible to open and close the
panorama sliding sunroof from the outside
using the "Summer opening" (Y page 109)
and the "Convenience clos-
ing" (Y page 109) features respectively.
i If PRE-SAFE ®
has been activated, the pan-
orama sliding sunroof closes automatically,
leaving a small gap open. The switch is on the front overhead control
panel.
1
To open
2 To close
3 To raise
4 To lower
X Make sure that the key is in position 2in
the ignition lock.
Opening
X To open manually: press the switch in the
direction of arrow 1and hold it until the Controls
* optional
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Sliding sunroof
184panorama sliding sunroof has moved to the
desired position.
X To open fully: press the switch briefly
beyond the pressure point in the direction
of arrow 1and release it.
X To stop: press or pull the switch in any
direction.
Closing
X Press the switch in the direction of arrow
2 and hold it until the panorama sliding
sunroof has moved to the desired position.
Raising
The panorama sliding sunroof can be raised
at the rear for ventilation.
X Press the rear section of the switch in the
direction of arrow 3and hold it until the
panorama sliding sunroof has moved to the
desired position.
Lowering and closing
X Pull the rear section of the switch in the
direction of arrow 4and hold it until the
panorama sliding sunroof has lowered at
the rear and is fully closed. Roller sunblinds The roller sunblinds provide protection from
the sun. The two roller sunblinds can only be
opened and closed together when the pano-
rama sliding sunroof is closed.
G
Risk of injury
Make sure that nobody can become trap-
ped as you open or close the roller sun-
blinds.
The switch is on the overhead control panel. Front overhead control panel
1
To open the panorama sliding sunroof/
roller sunblind
2 To close the panorama sliding sunroof/
roller sunblind Rear overhead control panel
1
To close the roller sunblind
2 To open the roller sunblind
X Make sure that the key is in position 2in
the ignition lock.
Opening
X Pull the switch on the front overhead con-
trol panel in the direction of arrow 1and
hold it until the roller sunblinds have moved
to the desired position.
or
X Press the switch on the rear overhead con-
trol panel in the direction of arrow 2and
hold it until the roller sunblinds have moved
to the desired position. Controls
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