Page 205 of 474

203 Controls in detail
Automatic climate control
Activating
Moist air can fog up the windows. You can
dehumidify the air with the air condition-
ing.
Press± again (
page 194).
The indicator lamp on the ± button
goes out.
The air conditioning uses the refrigerant
R134a. This refrigerant is free of CFCs
which are harmful to the ozone layer.
Residual heat and ventilation
With the engine switched off, it is possible
to continue to heat or ventilate the interior
for up to 30 minutes. This feature makes
use of the residual heat produced by the
engine.
Activating
Turn the SmartKey in the starter switch
to position1 or 0, or remove it from the
starter switch.
Press buttonT (
page 194).
The indicator lamp on buttonT
comes on.Deactivating
Press buttonT (
page 194).
The indicator lamp on buttonT
goes out.
The residual heat is automatically turned
off:
when the ignition is switched on
after about 30 minutes
if the battery voltage drops
!If the± button on the automatic cli-
mate control panel starts to flash, this
indicates that the air conditioning is
losing refrigerant. The compressor has
turned itself off. The air conditioning
cannot be turned on again.
Have the air conditioning checked at
the nearest authorized Mercedes-Benz
Center.
iHow long the system will provide heat-
ing depends on the coolant tempera-
ture and the temperature set by the
operator. The blower will run at speed
setting 1 regardless of the air distribu-
tion control setting.
Page 208 of 474
206 Controls in detailAutomatic climate controlRear automatic climate control panel
iWhen the rear seats are not occupied
(rear seat belts unbuckled) the rear cli-
mate control system adopts the set-
tings of the front climate control
system.
Item
1
Left center air vent, adjustable
2
Display
3
Right center air vent, adjustable
4
Thumbwheel for air distribution
5
Temperature control, right
6
Air volume (automatic, manual)
7
Temperature control, left
8
Rear climate control system on/off
Residual engine heat utilization
Warning!
G
Follow the recommended settings for heat-
ing and cooling as given in the instructions
for the front automatic climate control
(page 192). Otherwise the windows could
fog up, impairing visibility for the driver and
endangering you and others.
Page 209 of 474

207 Controls in detail
Power windows
Power windows
Opening and closing the power windows
The side windows are opened and closed
electrically. The switches for all side win-
dows are on the driver’s door. The switch-
es for the respective windows are on the
front passenger door and the rear doors.
1Left front window
2Right front window
3Right rear window
4Left rear window
5Rear window override switch
(
page 78)
Warning!
G
When closing the windows, make sure that
there is no danger of anyone being harmed
by the closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if the switch was pressed past the resis-
tance point and released, by pressing the re-
spective switch.
The door windows are equipped with the ex-
press-close and automatic reversal func-
tion. If the window encounters an
obstruction that blocks its path in a circum-
stance where you pressed the switch past
the resistance point and released it to close
the window, the automatic reversal function
will stop the window and open it slightly.
If the window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pressing and
holding the switch, by pressing and holding
button ‹ on the SmartKey, or by press-
ing and holding the lock button (vehicles
with KEYLESS-GO*) on the door handle, the
automatic reversal function will not operate.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.iYou can also open or close the win-
dows using the SmartKey, see “Sum-
mer opening feature” (
page 209) and
“Convenience closing feature”
(
page 210).
You can close and reopen the windows
using the air recirculation button,
or the charcoal filter buttone in the
climate control panel (
page 194).
Page 210 of 474

208 Controls in detailPower windows
Switch on ignition (
page 34).
Opening the windows
Press switch1 to 4 at the
symbolk to the resistance point.
The corresponding window will move
downwards until you release the
switch.Closing the windows
Press switch1 to 4 at the
symbolj to the resistance point.
The corresponding window will move
upwards until you release the switch.
Fully opening the windows
(Express-open)
Press switch1 to 4 at the
symbolk past the resistance point
and release.
The corresponding window opens com-
pletely.Fully closing the windows
(Express-close)
Press switch1 to 4 at the
symbolj past the resistance point
and release.
The corresponding window closes com-
pletely.
iOperating the windows from the rear is
not possible if you activate the override
switch (
page 78).
iWith the SmartKey in starter switch po-
sition 0 or removed from the starter
switch, the power windows can be op-
erated:
until you open the driver’s or front
passenger door
for at least five minutes.
Warning
G
If you press and hold the switch up when
closing the window, and upward movement
of the window is blocked by some obstruc-
tion including but not limited to arms, hands,
fingers, etc., the automatic reversal will not
operate.
Warning!
G
Driver's door only:
If within five seconds you again press the
switch past the resistance point and re-
lease, the automatic reversal will not func-
tion.
Page 211 of 474

209 Controls in detail
Power windows
Stopping windows during Express-op-
eration
Briefly press the respective power win-
dow switch again.
Synchronizing the power windows
The power windows must be synchronized
after the battery has been disconnect-
ed
if the power windows cannot be fully
opened (Express-open) or closed
(Express-close)
Each power window must be synchronized.
Close all doors.
Switch on ignition (
page 34).
Press and hold switch1 to 4 at the
symbolj until the windows are
completely closed.
Hold on to switches1 to 4 for ap-
proximately one second.
The power windows are synchronized.
Summer opening feature
If the weather is warm, you can ventilate
the vehicle before driving off by simulta-
neously:
opening the side windows
opening the tilt/sliding sunroof
turning on the seat ventilation* for the
driver’s seat
!If the upward movement of the window
is blocked during the closing proce-
dure, the window will stop and open
slightly.Remove the obstruction, press
the respective power window switch at
the symbolj again past the resis-
tance point and release.If the window
still does not close when there is no ob-
struction, press and hold the respec-
tive power window switch at the
symbolj. The side window will
then close without the obstruction sen-
sor function.
iThe seat ventilation* for the driver’s
seat is automatically set to the highest
level if activated via summer opening
feature.
Page 212 of 474

210 Controls in detailPower windows
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle.
Press and hold button Œ until the
windows and tilt/sliding sunroof have
reached the desired position.
Release button Œ to interrupt pro-
cedure.
Convenience closing feature
When you lock the vehicle, you can close
the windows and tilt/sliding sunroof simul-
taneously.
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle
(page 210).
Press and hold button ‹ until the
windows and tilt/sliding sunroof are
completely closed.
Release button ‹ to interrupt pro-
cedure.
Vehicles with KEYLESS-GO*:
Press and hold button ‹ or the lock
button at the outside door handle
(page 58) until the side windows and
the tilt/sliding sunroof are completely
closed.
Release button Œ or the lock button
at the outside door handle to interrupt
procedure.
Warning!
G
When closing the windows and the tilt/slid-
ing sunroof, make sure that there is no dan-
ger of anyone being harmed by the closing
procedure.
If potential danger exists, proceed as fol-
lows:
Release button
‹
to reverse direc-
tion of movement, press button
Œ
for opening or button
‹
for closing.
Vehicles with KEYLESS-GO*:
Pull on the door handle and hold firmly.
The side windows and the tilt/sliding
sunroof will open for as long as the door
handle is held but the door is not
opened.
Page 243 of 474

241 Controls in detail
Loading
Loading instructions
The total load weight including vehicle oc-
cupants and luggage/cargo should not ex-
ceed the load limit or vehicle capacity
weight as indicated on the corresponding
placard located on the driver’s door B-pil-
lar.
Cargo tie-down hooks
Six hooks are located in the trunk.
Carefully secure cargo by applying
even load on all hooks with rope of suf-
ficient strength to hold down the cargo.
Warning!
G
Always fasten items being carried as secure-
ly as possible.
In an accident, during hard braking or sud-
den maneuvers, loose items will be thrown
around inside the vehicle and can cause in-
jury to vehicle occupants unless the items
are securely fastened in the vehicle.
To help avoid personal injury during a colli-
sion or sudden maneuver, exercise care
when transporting cargo. Put luggage or car-
go in the trunk if possible. Do not pile lug-
gage or cargo higher than the seat backs.
Do not place anything on the rear-window
shelf.
Never drive vehicle with trunk open. Deadly
carbon monoxide (CO) gases may enter ve-
hicle interior resulting in unconsciousness
and death.
Page 255 of 474

253 Controls in detail
Useful features
Heated steering wheel*
The steering wheel heating warms up the
leather area of the steering wheel.
The stalk with the heated steering wheel
switch is on the lower left-hand side of the
steering wheel.
1Switching on
2Indicator lamp
3Switching offSwitching on
Switch on ignition (
page 34).
All the lamps in the instrument cluster
should come on.
Turn switch at the tip of stalk in the di-
rection of arrow1.
The steering wheel is heated. Indicator
lamp2 comes on.
Switching off
Turn switch at the tip of stalk in direc-
tion of arrow3.
The steering wheel heating is turned
off. Indicator lamp2 goes out.
Warning!
G
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
To avoid possible injury to children sitting in
the rear seat, deactivate the operation of
the rear door windows, see (
page 78). De-
activation of the rear windows also deacti-
vates the lighters.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.
iThe steering wheel heating does not
turn off automatically.