
Convenience opening
X
Poin tthe tip of the SmartKey at the driver's
door handle.
X Press and hold the %button until the
side windows and the sliding sunroof or the
panorama roof with power tilt/sliding
panel are in the desired position.
If the roller sunblinds of the panorama roof
with power tilt/sliding panel are closed, the
roller sunblinds are opened first.
X Press and hold the %button again until
the panorama roof with power tilt/sliding
panel is in the desired position.
X To interrupt convenience opening:
release the %button. Convenience closing
Important safety notes G
WARNING
When closing the door windows and the
sliding sunroof or panorama roof with power
tilt/sliding panel, make sure that there is no
danger of anyone being harmed by the closing
procedure.
If potential danger exists, proceed as follows:
R Release the &button to stop the closing
procedure. To open, press and hold the
% button. To continue the closing
procedure after making sure that there is
no danger of anyone being harmed by the
closing procedure, press and hold the
& button.
Vehicles with KEYLESS-GO:
R Release the lock button on the outside door
handle to stop the closing procedure.
R Immediately pull on the same outside door
handle and hold firmly. The door windows
and the sliding sunroof or panorama roof
with power tilt/sliding panel will open for
as long as the door handle is held but the
door is not opened. When you lock the vehicle, you can
simultaneously:
R
close the side windows
R close the hinged side windows
R close the sliding sunroof or the panorama
roof with power tilt/sliding panel
On vehicles with a panorama roof with power
tilt/sliding panel, you can then close the
roller sunblinds.
Using the SmartKey The SmartKey must be close to the driver's
door handle.
X
Point the tip of the SmartKey at the driver's
door handle.
X Press and hold the &button until the
side windows and the sliding sunroof or the
panorama roof with power tilt/sliding
panel are fully closed.
X Make sure that all the side windows and the
sliding sunroof or panorama roof with
power tilt/sliding panel are closed.
On vehicles with a panorama roof with power
tilt/sliding panel:
X Press and hold the &button again until
the roller sunblinds of the panorama roof
with power tilt/sliding panel close.
X To interrupt convenience closing:
release the &button.
Using KEYLESS-GO The KEYLESS-GO key must be outside the
vehicle. All the doors must be closed. Side windows
91Opening/closing Z

Resetting
!
If the sliding sunroof still canno tbe
opened or closed fully after resetting,
contact a qualified specialist workshop.
Reset the sliding sunroof if it does not move
smoothly, or if the battery has been
disconnected or has become discharged.
X Remove the SmartKey from the ignition
lock or turn it to position 0(KEYLESS-GO).
X Remove the fuse for the sliding sunroof
from the fuse box. To find out where the
fuse is located, refer to the fuse allocation
chart in the vehicle tool kit (Y page 298).
X Reinsert the fuse.
X Turn the SmartKey to position 2in the
ignition lock.
X Raise the sliding sunroof fully at the rear
(Y page 94).
X Keep the 2switch pressed for another
second.
X Make sure that the sliding sunroof can be
fully opened and closed again (Y page 94).
X If this is not the case, repeat the steps
above again. Operating the panorama roof with
power tilt/sliding panel
Overhead control panel
:
To raise
; To open
= To close/lower The panorama roof with power tilt/sliding
panel can only be operated when the roller
sunblind is open (Y
page 96).
X To open and close: turn the SmartKey to
position 1or 2in the ignition lock.
X Press or pull the 2switch in the
corresponding direction.
X To open automatically (comfort
setting): press the 2switch briefly
beyond the point of resistance in the
direction of arrow ;.
The panorama roof with power tilt/sliding
panel initially stops at the comfor tsetting.
There is the least possible resonance noise
in the comfort setting.
X To fully open the sunroof ,press the 2
switch again in the direction of arrow ;.
i The automatic opening feature is
available only when the panorama roof with
power tilt/sliding panel is closed.
By pressing the 2switch again, the
automatic opening process can be stopped
at any time. Operating the roller sunblinds for the
panorama roof with powe
rtilt/sliding
panel
Important safety notes G
WARNING
When extending the roller sunblinds, make
sure no one is in danger of being injured by
the extending procedure. The extending of the
roller sunblinds can be immediately halted by
releasing the switch.
The roller sunblinds shield the vehicle interior
from sunlight. The two roller sunblinds can
only be opened and closed together when the
panorama roof with power tilt/sliding panel
is closed. Sliding sunroof
95Opening/closing Z

Vehicles without KEYLESS-GO: when you
remove the SmartKey from the ignition lock,
the steering wheel heating is deactivated.
Vehicles with KEYLESS-GO: when you switch
off the ignition and open the driver's door, the
steering wheel heating is deactivated.
Problems with the steering wheel
heating
The steering wheel heating has switched off
prematurely or cannot be switched on. The
vehicle's electrical system voltage is too low
because too many electrical consumers are
switched on.
X
Switch off electrical consumers that you do
not need, such as the rear window
defroster or interior lighting. EASY-ENTRY/EXIT feature
Important safety notes G
WARNING
Make sure that nobody can become trapped
when you activate the EASY-ENTRY/EXIT
feature.
If there is a risk of someone becoming
trapped, stop the adjustment procedure. To
halt the procedure:
R press the steering column adjustment
button.
R press one of the memory function position
buttons.
The steering column stops moving
immediately.
Do not keep the memory function position
button pressed as this will start the memory
function and set the steering wheel and seat
in motion.
Do not leave children unattended in the
vehicle. They could open the driver's door and
thereby unintentionally activate the EASY-
ENTRY/EXIT feature and become trapped. G
WARNING
Let the system complete the adjustment
procedure before setting the vehicle in
motion. All steering wheel adjustment must
be completed before setting the vehicle in
motion. Driving off with the steering wheel
still adjusting could cause the driver to lose
control of the vehicle.
The EASY-ENTRY/EXIT feature makes getting
in and out of yourv ehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature in the on-board
computer (Y page 210).
Position of the steering wheel when the
EASY-ENTRY/EXIT feature is active The steering wheel swings upwards when
you:
R
remove the SmartKey from the ignition lock
R open the driver's door and KEYLESS-GO is
in position 1
R open the driver's door and the SmartKey is
in position 0or 1in the ignition lock
i The steering wheel only moves upwards if
it has not already reached the upper end
stop.
Position of the steering wheel for
driving The steering wheel is moved to the last
selected position when:
R
the driver's door is closed.
R you insert the SmartKey into the ignition
lock.
or
R you press the Start/Stop button once on
vehicles with KEYLESS-GO.
When you close the driver's door with the
ignition switched on, the steering wheel is
also automatically moved to the previously
set position.
The last position of the steering wheel is
stored when you switch off the ignition or Steering wheel
113Seats, steering wheel and mirrors Z

Switching the rear window wiper on/
off
Combination switch
:
è Rear window wiper switch
2 ô To wipe with washer fluid
3 ITo switch on intermittent wiping
4 0To switch off intermittent wiping
5 ô To wipe with washer fluid
X Turn the SmartKey to position 1or 2in the
ignition lock (Y page 149).
X Turn switch :on the combination switch
to the corresponding position.
When the rear window wiper is switched on,
the icon appears in the instrumen tcluster. Replacing the wiper blades
Important safety notes G
WARNING
For safety reasons, switch off the windshield
wipers and remove the SmartKey from the
ignition lock before changing the wiper blades
(vehicles with KEYLESS-GO: make sure that
the on-board electronics are in state 0).
Otherwise, the wiper motor could be switched
on suddenly and cause injury.
! Neve ropen the hood if a windshield wiper
arm has been folded away from the
windshield.
Never fold a windshield wiper arm without
a wiper blade back onto the windshield/
rear window. Hold the windshield wiper arm firmly when
you change the wiper blade. If you release
the windshield wiper arm without a wiper
blade and it falls onto the windshield, the
windshield may be damaged by the force of
the impact.
Mercedes-Benz recommends that you have
the wiper blades changed at
aqualified
specialist workshop.
! To avoid damaging the wiper blades,
make sure that you touch only the wiper
arm of the wiper.
Changing the windshield wiper blades Removing the wiper blades
X
Remove the SmartKey from the ignition
lock.
X Fold the wiper arm away from the
windshield. X
Press both release clips ;.
X Fold wiper blade :in the direction of
arrow =away from wiper arm ?.
X Remove wiper blade :in the direction of
arrow A. Windshiel
dwipers
131Lights and windshield wipers Z

Do not switch off the ignition while driving.
G
WARNING
If the parking brake has not been fully
released when driving, the parking brake can:
R overheat and cause a fire
R lose its hold function.
There is a ris koffire and an accident .Release
the parking brake fully before driving off.
! Warm up the engine quickly. Do not use
the engine's full performance until it has
reached operating temperature.
Only shift the automatic transmission to
the desired drive position when the vehicle
is stationary.
Where possible, avoid spinning the drive
wheels when pulling away on slippery
roads. You could otherwise damage the
drive train. SmartKey positions
SmartKey g
To remove the SmartKey
1 Power supply for some consumers, such
as the windshield wipers
2 Ignition (power supply for all consumers)
and drive position
3 To start the engine
i The SmartKey can be turned in the
ignition lock even if it is not the correct SmartKey for the vehicle. The ignition is not
switched on. The engine cannot be started.
KEYLESS-GO General notes
R
Do not keep the KEYLESS-GO key:
-with electronic devices, e.g. a mobile
phone or another SmartKey
- with metallic objects, e.g. coins or metal
foil
- inside metallic objects, e.g. a metal case
This can impair the functionality of the
KEYLESS-GO key.
Vehicles with KEYLESS-GO are equipped with
aS martKey featuring an integrated KEYLESS-
GO function and a detachable Start/Stop
button.
The Start/Stop button must be inserted into
the ignitio nlock and the SmartKey must be in
the vehicle.
Pressing the Start/Stop button several times
in succession corresponds to the different
SmartKey positions in the ignition lock. This
is only the case if you are not depressing the
brake pedal.
If you depress the brake pedal and press the
Start/Stop button, the engine starts
immediately.
The Start/Stop button can be removed from
the ignition lock. Then, you can insert the
SmartKey into the ignition lock.
i You do not have to remove the Start/Stop
button from the ignition lock when you
leave the vehicle. You should, however,
always take the SmartKey with you when
leaving the vehicle. As long as the
SmartKey is in the vehicle:
R the vehicle can be started using the
Start/Stop button and
R electrically powered equipment can be
operated.
i The engine can be turned off while the
vehicle is in motion by pressing and holding
the Start/Stop button for approximately Driving
149Driving and parking Z

three seconds. This functio
noperates
independently from the ECO start/stop
automatic engine switch-off function.
Key positions with KEYLESS-GO As soon as the ignition is switched on, all the
indicator lamps in the instrument cluster light
up. If an indicator lamp does not go out after
starting the engine or lights up while driving,
see (Y
page 239).
X Insert Start/Stop button :into ignition
lock ;.
i When you insert Start/Stop button :
into ignition lock ;, the system needs
approximately two seconds recognition
time. You can then use Start/Stop
button :.
Activating power supply
X If Start/Stop button :has not yet been
pressed, this corresponds to the key being
removed from the ignition.
X Press Start/Stop button :once.
The power supply is switched on. You can
now activate the windshield wipers, for
example.
i The power supply is switched off again if:
R the driver's door is opened and
R you press Start/Stop button :twice
when in this position. switch on the ignition.
X
Press Start/Stop button :twice.
The ignition is switched on.
i The power supply is switched off again if:
R the driver's door is opened and
R you press Start/Stop button :once
when in this position. Start/Stop button
=
USA only
? Canada only Starting the engine
Important safety notes G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There
is a risk of fatal injury. Therefore never leave
the engine running in enclosed spaces
without sufficient ventilation.
! Do not depress the accelerator pedal
when starting the engine.
General notes i
Vehicles with agasoline engine: the
catalytic converter is preheated for up to
30seconds after a cold start. The sound of
the engine may change during this time. 150
DrivingDriving and parking

Automatic transmission
X
Shift the transmission to position
P(Y page 154).
The transmission position display in the
multifunction display shows P.
i You can also start the engine when the
transmission is in position N.
Starting procedure with the SmartKey X
To star tagasoline engine: turn the key
to position 3in the ignition lock
(Y page 149) and release it as soon as the
engine is running.
X To start adiesel engine: turn the key to
position 2in the ignition lock
(Y page 149).
The % preglow indicator lamp in the
instrumen tcluster lights up.
X When the %preglow indicator lamp
goes out, tur nthe key to position
3(Y page 149) in the ignition lock and
release it as soon as the engine is running.
i You can start the engine without preglow
if the engine is warm.
i To start the engine using the SmartKey
instead of KEYLESS-GO, pull the Start/
Stop button out of the ignition lock.
Using KEYLESS-GO to startt he engineG
WARNING
As long as the SmartKey is in you rvehicle, the
vehicle can be started. Therefore, never leave
children unattended in the vehicle, as they
could otherwise accidentally start the engine.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Do
not leave children unattended in the vehicle,
or with access to an unlocked vehicle. A
child's unsupervised access to a vehicle could
result in an acciden tand/o rserious personal
injury. X
Depress the brake pedal and keep it
depressed.
X To star tagasoline engine: press the
Start/Stop button (Y page 149) once.
The engine starts.
X To start adiesel engine: press the Start/
Stop button (Y page 149) once.
Preglow is activated and the engine starts.
i If the engine is warm, the preglow time is
shortened.
i The Start/Stop button can be used to
star tthe vehicle without inserting the
SmartKey into the ignition lock. The Start/
Stop button must be inserted into the
ignition lock and the SmartKey must be in
the vehicle. Pulling away
Automatic transmission G
WARNING
If the engine speed is above the idling speed
and you engage transmission position Dor
R, the vehicle could pull away suddenly. There
is a risk of an accident.
When engaging transmission position Dor R,
always firmly depress the brake pedal and do
not simultaneously accelerate.
! If a warning tone sounds and the
Release Park. Brake message appears
in the multifunction display, the parking
brake is still applied. Release the parking
brake.
X Depress the brake pedal and keep it
depressed.
X Shift the transmission to position Dor R.
X Release the parking brake (Y page 167).
X Release the brake pedal.
X Carefully depress the accelerator pedal.
i It is only possible to shift the transmission
from position Pto the desired position if
you depress the brake pedal. Only then is Driving
151Driving and parking Z

X
When the vehicle is stationary, depress the
brake pedal.
X Push the DIRECT SELECT lever up past the
first point of resistance.
Shifting to neutral N G
WARNING
When leaving the SmartKey in the starter
switch, do not leave children unattended in
the vehicle. It is possible for children to switch
on the ignition which could result in
unsupervised use of vehicle equipment.
Unsupervised use of vehicle equipment could
result in an accident and/or serious personal
injury.
X When the vehicle is stationary, depress the
brake pedal.
X Push the DIRECT SELECT lever up or down
to the first point of resistance.
If the engine has been switched off, the
automatic transmission automatically
switches to N.
If you want the automatic transmission to
remain in neutral N, e.g. when having the
vehicle cleaned in an automatic car wash with
a towing system, observe the following notes:
Using the SmartKey:
R make sure that the ignition is switched on.
R when the vehicle is stationary, depress the
brake pedal and keep it depressed.
R shift to neutral N.
R release the brake pedal.
R if the parking brake is engaged, release it.
R switch off the ignition and leave the
SmartKey in the ignition lock.
Using KEYLESS-GO:
R make sure that the ignition is switched on.
R when the vehicle is stationary, depress the
brake pedal and keep it depressed.
R engage park position P.
R release the brake pedal. R
remove the Start/Stop button from the
ignition lock.
R insert the SmartKey into the ignition lock.
R switch on the ignition.
R depress the brake pedal and keep it
depressed.
R shift to neutral N.
R release the brake pedal.
R if the parking brake is engaged, release it.
R switch off the ignition and leave the
SmartKey in the ignition lock.
Engaging drive position D X
When the vehicle is stationary, depress the
brake pedal.
X Push the DIRECT SELECT lever down past
the first point of resistance. Transmission position display
:
Transmission position
The curren ttransmission position is shownin
the multifunctio ndisplay.
i The arrows in the transmission position
display show how and into which
transmission positions you can change
using the DIRECT SELECT lever. Automatic transmission
155Driving and parking Z