194 Controls in detailAutomatic climate controlActivating
Moist air can fog up the windows. You can
dehumidify the air with the air condition-
ing.
Press button 2 once more
(page 185).
The indicator lamp on the button
comes on.
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
With the SmartKey:
Turn the SmartKey in the starter switch
to position1 or0, or remove it from
the starter switch.
Press button T (
page 185).
The indicator lamp on the button
comes on.
With KEYLESS-GO*:
Turn off the engine by pressing the
KEYLESS-GO* start/stop button and
open the driver’s door (with the driver’s
door open, the starter switch is in posi-
tion 0, same as with the SmartKey re-
moved from the starter switch)
Press button T (
page 185).
The indicator lamp on the button
comes on.
!
If the 2 button on the automatic climate
control panel starts to flash, this indicates that
the air conditioning is losing refrigerant. The
compressor has turned off. The air conditioning
cannot be turned on again.
Have the air conditioning checked at the
nearest authorized Mercedes-Benz Center.
i
How long the system will provide heating de-
pends on the coolant temperature and the se-
lected temperature. The blower will run at low
speed regardless of the air distribution control
setting.
196 Controls in detailPower windowsOpening and closing the windows
The windows are opened and closed elec-
trically. The switches for all the windows
are on the driver’s door. The switch for the
passenger side windows is on the passen-
ger door.
1Left door and rear side windows
2Right door and rear side windows
Switch on the ignition (
page 39).
Warning!
G
When closing the windows, make sure that
there is no danger of anyone being injured
by the closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if the switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
The closing of the rear side windows can be
immediately halted by releasing the switch.
If a door window encounters an obstruction
that blocks its path in a circumstance where
you pulled the switch past the resistance
point and released it to close the door win-
dow, the automatic reversal function will
stop the door window and open it slightly.
If the door window encounters an obstruc-
tion that blocks its path in a circumstance
where you are closing the door window by
pulling and holding the switch, by pressing
and holding button ‹on the SmartKey,
by pressing and holding the lock button (ve-
hicles with KEYLESS-GO*) on an outside
door handle, by pressing and holding the re-
tractable hardtop switch, or by pressing and
holding button,on the climate control
panel, the automatic reversal function will
not operate.
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment can
cause an accident and/or serious personal
injury.i
Depending on the current position, the win-
dows may also open or close when the air recir-
culation button, on the control panel of the
automatic climate control (
page 191) is
pressed and held.
i
After switching off the ignition (
page 39)
or removing the SmartKey from the starter
switch, the windows can be operated
until you open a door
for at least 5 minutes if no door was opened
198 Controls in detailPower windowsFully closing the door windows
(Express-close)
Pull switch1 or2 past the resis-
tance point and release.
The corresponding door window closes
completely.
If the upward movement of the door win-
dow is blocked during the closing proce-
dure, the door window will stop and open
slightly.
Stopping windows
Press or pull the respective switch
again.Closing the windows with
KEYLESS-GO*
Press and hold lock button on an out-
side door handle (
page 64) until the
windows are closed.
Synchronizing power windows
The power window must be synchronized
each time
after the battery has been disconnect-
ed
if the power windows cannot be fully
opened (Express-open) or closed
(Express-close)
Synchronizing the power windows
Switch on the ignition (
page 39).
Pull the power window switches until
the side windows are closed.
Hold the switches for approximately
1 second.
The power windows are synchronized.
Warning!
G
Driver’s door only:
If within 5 seconds the switch is again
pulled past the resistance point and re-
leased, the automatic reversal will not
operate.
Warning!
G
When closing the windows make sure that
there is no danger of anyone being harmed
by the closing procedure.
The windows will not automatically re-open
if blocked during convenience closing.
If potential danger exists, proceed as fol-
lows:
Release the lock button.
Pull on the door handle and hold firmly.
The side windows open for as long as
the door handle is held but the door not
opened.
200 Controls in detailRetractable hardtop
Opening/closing with retractable
hardtop switch
The retractable hardtop switch is located
on the lower part of the center console.
Warning!
G
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment can
cause an accident and/or serious personal
injury.!
Never sit or place heavy objects on the rear
shelf. Doing so could cause damage to the re-
tractable hardtop and the rear shelf.
!
When opening and closing the retractable
roof, make sure
there is sufficient clearance for the retract-
able hardtop to move up and for the trunk lid
to move back
the luggage cover is installed, extended and
closed
the trunk is loaded only to the height of the
luggage cover
luggage/cargo does not push up the closed
luggage cover
the trunk lid is closed
the outside temperature is above +5°F
(–15°C)
the roof is dry and clean when opening
Otherwise the retractable hardtop and trunk as
well as other parts of the vehicle could be dam-
aged.
Warning!
G
Before operating the retractable hardtop,
make sure there is no danger of anyone
being injured by the moving parts (retract-
able roof, roof frame, and trunk lid) due to in-
attention.
Hands must never be placed near the roof
frame, upper windshield area, hardtop, shelf
behind roll bars, or trunk lid while the re-
tractable hardtop is being raised or lowered.
Serious personal injury may occur.
If potential danger exists, release retract-
able hardtop switch immediately. This im-
mediately interrupts the raising or lowering
procedure.
236 Controls in detailUseful features
Insert the mechanical key into the
glove box lock.
Turn the mechanical key to
position2.
The following storage compartments
will be locked. They remain locked,
even when the vehicle is unlocked with
the SmartKey or with the SmartKey
with KEYLESS-GO*:
Glove box
Armrest storage compartments
Rear storage compartmentsUnlocking the storage compartments
separately
Insert the mechanical key into the
glove box lock.
Turn the mechanical key to
position1.
You can now open the storage com-
partments.Parcel net in passenger footwell
A small convenience parcel net is located
in the passenger footwell. It is for small
and light items, such as road maps, mail,
etc.
i
The separate locking status of these storage
compartments can only be canceled with the
mechanical key.
The storage compartments in the doors cannot
be locked.
i
If the glove box cannot be unlocked using
the SmartKey or SmartKey with KEYLESS-GO*,
see “Unlocking the glove box” (
page 392).
Warning!
G
The parcel net is intended for storing
light-weight items only.
Heavy objects, objects with sharp edges or
fragile objects may not be transported in the
parcel net. In an accident, during hard brak-
ing, or sudden maneuvers, they could be
thrown around inside the vehicle and cause
injury to vehicle occupants.
The parcel net cannot protect transported
goods in the event of an accident.
239 Controls in detail
Useful features
Ashtray
1Cover plate
2Sliding knob
Opening ashtray
Briefly touch cover plate1.
The ashtray opens automatically.
Closing ashtray
Press cover plate1 down until it
latches.Removing the ashtray insert
Secure vehicle from movement by set-
ting the parking brake. Move the gear
selector lever to positionN.
Now you have more room to take out
the insert.
Press sliding knob2 to the right.
The insert will eject a short distance.
Replacing the ashtray insert
Press the insert into the frame until it
snaps into place.
Cigarette lighter
Switch on the ignition (
page 39).
Warning!
G
Remove ashtray only with vehicle standing
still. Set the parking brake to secure vehicle
from movement. Move gear selector lever to
positionN. With gear selector lever in
positionN, turn off the engine.
Warning!
G
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
Make sure that any children traveling with
you do not injure themselves or start a fire
with the hot cigarette lighter.
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause serious personal injury.
241 Controls in detail
Useful features
Switching on
Switch on the ignition (
page 39).
Turn the switch at the tip of the stalk in
direction of arrow1.
The steering wheel is heated. Indicator
lamp3 comes on.
Switching off
Turn switch at the tip of the stalk in
direction of arrow2.
The steering wheel heating is switched
off. Indicator lamp3 goes out.For more information on the steering
wheel, see “Multifunction steering wheel”
(
page 140).
Load assist in the trunk
To facilitate trunk loading after opening the
trunk lid, use the load assist feature to
raise the retracted hardtop from its stor-
age position in the trunk.
i
The steering wheel heating is temporarily
suspended while indicator lamp3 remains on
when
the temperature of the vehicle interior is
above 86°F (30°C)
the temperature of the steering wheel is
above 95°F (35°C)
When these conditions do not apply anymore,
steering wheel heating continues.
i
Indicator lamp 3 flashes or switches off
in case of power surge or undervoltage
in case of a steering wheel heating malfunc-
tion
i
The steering wheel heating switches off au-
tomatically when you remove the SmartKey from
the starter switch or, on vehicles with
KEYLESS-GO*, when you switch off the ignition
(
page 40) and open the driver’s door.
Warning!
G
To prevent injuries, make sure that there is
no possibility of body parts getting caught in
moving parts. If potential danger exists,
press the switch again. This will immediately
stop the movement of the hardtop.
263 Operation
Driving instructions
Parking
Tires
Treadwear indicators (TWI) are required by
law. These indicators are located in six
places on the tread circumference and be-
come visible at a tread depth of approxi-
mately
1/16
in (1.6 mm), at which point
the tire is considered worn and should be
replaced.
Warning!
G
Do not park this vehicle in areas where com-
bustible materials such as grass, hay or
leaves can come into contact with the hot
exhaust system, as these materials could be
ignited and cause a vehicle fire.
To reduce the risk of personal injury as a re-
sult of vehicle movement, before
turning off
the engine and leaving the vehicle always:
Keep right foot on brake pedal.
Firmly depress parking brake pedal.
Move the gear selector lever to
positionP.
Slowly release brake pedal.
When parked on an incline, turn front
wheels towards the road curb.
Turn the SmartKey in the starter switch
to position0 and remove the SmartKey
from the starter switch, or press the
start/stop button (vehicles with
KEYLESS-GO*).
Take the SmartKey or the SmartKey with
KEYLESS-GO* and lock vehicle when
leaving.
!
Set the parking brake whenever parking or
leaving the vehicle. In addition, move gear selec-
tor lever to positionP. When parking on hills,
turn front wheels towards the road curb.
Warning!
G
If you feel a sudden significant vibration or
ride disturbance, or you suspect that possi-
ble damage to your vehicle has occurred,
you should turn on the hazard warning flash-
ers, carefully slow down, and drive with cau-
tion to an area which is a safe distance from
the road.
Inspect the tires and the vehicle underbody
for possible damage. If the vehicle or tires
appear unsafe, have the vehicle towed to
the nearest Mercedes-Benz Center or tire
dealer for repairs.