
Problem Possible causes/consequences and
0003 Solutions
The engine cannot be
started using the
SmartKey. the on-board voltage is too low.
X
Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X Check the starter battery and charge it if necessary
(Y page 533).
or
X Jump-start the vehicle (Y page 534).
or
X Consult a qualified specialist workshop. The engine cannot be
started using KEYLESS-
GO. The SmartKey is in
the vehicle. Ad
oor is open. Therefore, the SmartKey cannot be detected as
easily.
X Close the door and try to start the vehicle again. There is interference from a powerful source of radio waves.
X
Start your vehicle with the SmartKey in the ignition lock. Doors
Important safety notes
G
WARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint system, and do not give them access
to an unlocked vehicle. Achild's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R injure themselves on vehicle parts
R be seriously or fatally injured by extreme
heat or cold
R injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the
seat adjustment, steering wheel
adjustment or memory function. If children open a door, they could cause
severe or even fatal injury to other persons; if
they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and a child could be burned on these
parts. G
WARNING
Do not carry heavy or hard objects in the
passenger compartmentu nless they are
firmly secured in place.
Unsecured or improperly positioned cargo
increases a child's risk of injury in the event
of:
R strong braking maneuvers
R sudden changes of direction
R an accident 90
DoorsOpening and closing

X
Turn the mechanical key counter-clockwise
to position 0007.
The door is unlocked.
X Turn the mechanical key back and remove
it.
X Insert the mechanical key into the
SmartKey. Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
X Open the driver's door.
X Close the front-passenger door and the
trunk lid.
X Press the locking button (Y page 91).
X Check whether the locking knob on the
front-passenger door is still visible. If
necessary, press the locking knob down by
hand (Y page 91).
X Close the driver's door.
X Take the mechanical key out of the
SmartKey (Y page 86).
X Insert the mechanical key into the lock of
the driver's door as far as it will go. 0007
Locking
X Turn the mechanical key clockwise as far
as it will go to position 0007.
X Turn the mechanical key back and remove
it.
X Make sure that the doors and the trunk lid
are locked.
X Insert the mechanical key into the
SmartKey.
i If you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not armed. Trunk
Important safety notes
G
WARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint system, and do not give them access
to an unlocked vehicle. Achild's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R injure themselves on vehicle parts
R be seriously or fatally injured by extreme
heat or cold
R injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the Trunk
93Opening and closing
Z

Important notes on the use of HANDS-FREE
ACCESS:
R
With KEYLESS-GO and HANDS-FREE
ACCESS, you can open or close the trunk
lid or stop the procedure withou tusing your
hands. This is useful if you have your hands
full. All you need to do is make a kicking
movement with your leg under the bumper.
R Remove the SmartKey from the ignition
lock.
R With KEYLESS-GO, make sure the ignition
is switched off (Y page 155).
R Carry your KEYLESS-GO key on your
person. The SmartKey must be located
near the rear area of the vehicle.
R When making the kicking movement, make
sure that you are standing firmly on the
ground. You could otherwise lose your
balance e.g. on ice.
R Stand at least 12 in (30 cm )away from the
rear area while doing so.
R Do not come into contac twith the bumper
while making the kicking movement.
Otherwise, the sensors may not function
correctly and you risk dirtying your clothes.
R HANDS-FREE ACCESS does not work with
a prosthetic leg. Operation X
To open/close: kickw ith your leg under
the bumper within sensor detection
range 0002. You do not need to touch the
bumper.
You will hear a warning tone while the trunk
lid is opening or closing.
X If the trunk lid does not open after
several attempts: wait at least ten
seconds and the nkick under the bumper
once again.
i If you hold your leg under the bumper for
too long, the trunk lid will not open or close.
Repeat the leg movemen tfaster if this
occurs. Opening/closing automatically from
inside
Important safety notes G
WARNING
Maintain sigh tofthe area around the rear of
the vehicle while operating the trunk lid with Trunk
97Opening and closing
Z

The closing of the door windows can be
immediately halted by releasing the switch or,
if the switch was pulled past the resistance
point and released, by pressing or pulling the
respective switch.
If a door window encounters an obstruction
that blocks its path in a circumstance where
you are closing the windows by pressing and
holding 000Dbutton on the SmartKey or by
pressing and holding the lock button (vehicles
with KEYLESS-GO) on an outside door handle,
the anti-entrapment feature will not operate. Opening and closing the side
windows
Opening and closing the side windows
in the front The switches for the side windows are located
on the driver's door. There is also a switch for
the front-passenger side window on the front-
passenger door.
The switches on the driver's door take
precedence. 0002
Left
0003 Right
X Turn the SmartKey to position 1or 2in the
ignition lock.
X To open: press the corresponding switch.
X To close: pull the corresponding switch. X
Automatic operation: press or pull the
corresponding switch beyond the point of
resistance.
The side window opens or closes fully.
X To interrupt automatic operation: press
or pull the corresponding switch again.
i You can continue to operate the side
windows after you switch off the engine.
This function is available for up to five
minutes or until the driver's or front-
passenger door is opened.
Opening/closing the rear side windows X
To open: open the fronts ide window on the
corresponding side (Y page 100).
X Press the corresponding switc hagain.
The corresponding rear side window opens
fully.
X To stop the rear side windows: briefly
pull the corresponding switch up.
X To close: close the front side window on
the corresponding side (Y page 100).
X Pull the respective switch and hold it.
The corresponding rear side window will
continue to close until you release the
switch. Opening and closing all side windows
Using the switch on the center console You can use the switch on the center console
to close all side windows simultaneously.
X
Open the cover in the lower center console.
The switch for all side windows is under the
cover. 100
Side windowsOpening and closing

X
Touch recessed sensor surface 0002on the
door handle until the side windows are fully
closed.
i Make sure you only touch recessed
sensor surface 0002.
X Make sure that all the side windows are
closed.
X To interrupt convenience closing:
release recessed sensor surface 0002on the
door handle. Resetting the side windows
If a side window can no longer be closed fully,
you must reset it.
X Close all the doors.
X Turn the SmartKey to position 1or 2in the
ignition lock.
X Pull the corresponding switch on the door
control panel until the side window is
completely closed. (Y page 100)
X Hold the switch for an additional second.
If the side window opens again slightly:
X Immediately pull the corresponding switch
on the door control panel until the side
window is completely closed (Y page 100).
X Hold the switch for an additional second.
X If the corresponding side window remains
closed after the button has been released,
the side window has been reset correctly.
If this is not the case, repeat the steps
above again. 102
Side windowsOpening and closing

Problems with the side windows
G
WARNING
Closing the side windows with increased force or without the anti-entrapment feature could lead
to serious or even fatal injury. Make sure that nobody can become trapped when closing the side
windows. G
WARNING
Pulling and holding the switch to close the door window immediately after it had been blocked
two times will cause the door window to close without the anti-entrapment feature for as long
as you hold the switch. Problem Possible causes/consequences and
0003 Solutions
As
ide window cannot
be closed because it is
blocked by objects, e.g.
leaves in the window
guide. X
Remove the objects.
X Close the side window. As
ide window cannot
be closed and you
cannot see the cause. If a side window is obstructed during closing and reopens again
slightly:
X
Immediately after the window blocks, pull the corresponding
switch again until the side window has closed.
The side window is closed with increased force.
If a side window is obstructed again during closing and reopens
again slightly:
X Immediately after the window blocks, pull the corresponding
switch again until the side window has closed.
The side window is closed without the anti-entrapmen tfeature. Roof
Important safety notes
G
WARNING
Always open or close the roof fully before
driving.
If the roof does not open or close fully, the
roof hydraulic system is depressurized and
the roof is lowered:
R after about seven minutes if the ignition is
switched on
R after about
15 seconds if the ignition is switched off Aw
arning tone sounds shortly beforehand.
The 0007 symbol and Vario-Roof Lowering message appear in the
multifunction display.
Lock the roof again before driving on.
Otherwise, the unlocked roo fcould open
during the journey and cause you to lose
control of your vehicle. You and/or other
persons could be injured as a result. G
WARNING
Closing the roof manually is a complex,
technically challenging procedure. Roof
103Opening and closing
Z

Attempting to manually close the roof may
cause damage to the roo fand/o rinjury.
For this reason, the manual closing process
should only be carried ou tataqualified
specialist workshop.
! Never sit on the rear compartment trim or
stow heavy objects there. You will
otherwise damage the roof and rear
compartment trim of the vehicle.
! Do not forget that the weather can
change abruptly. Make certain that the roof
is closed when you leave the vehicle. The
vehicle electronics can be damaged if
water enters the vehicle interior.
! When opening and closing the roof, make
sure that:
R there is sufficien tclearance, as the roof
swings upwards.
R there is sufficien tclearance behind the
vehicle, as the trunk lid swings
backwards beyond the bumper.
R the trunk is only loaded to below the
trunk partition.
R the trunk partition is not pushed up by
the load.
R the trunk partition is closed.
R the trunk lid is closed.
R the outside temperature is above 5‡
( 001C 15 †).
You could otherwise damage the roof,
trunk and other parts of the vehicle.
i Make sure that the roof and rear window
are clea nand dry before opening the roof.
Otherwise, water or dirt could ente rthe
vehicle interior or trunk. Opening and closing using the roof
switch
Important safety notes G
WARNING
Before operating the retractable hardtop
(vario-roof), make sure there is no danger of
anyone being injured by the moving parts
(retractable hardtop, roof frame, and trunk
lid).
Hands must never be placed near the roof
frame, upper windshield area, hardtop, shelf
behind roll bars, or trunk lid while the
retractable hardtop is being raised or
lowered. Serious personal injury may occur.
If potential danger exists, release the
retractable hardtop switch or the 000Eor
000D button on the SmartKey. This
immediately interrupts the raising or lowering
procedure. You can then operate the
retractable hardtop switch or press the
000E or000D button on the SmartKey to raise
or lower the retractable hardtop away from
the danger zone.
Opening/closing X
Secure the vehicle against rolling away
(Y page 175).
X Close the trunk partition (Y page 106).
X Close the trunk lid.
X Turn the SmartKey to position 2in the
ignition lock.
X Open the cover in the lower center console.
Roof switch 0002is located under the cover. 104
RoofOpening and closing

The roof is not locked if:
R
the 0007 symbol and Vario-Roof In Operation message appear in the
multifunction display
R the 0007 symbol and Open/Close Vario-
Roof Completely message appear and
you hear a warning tone
R you hear a warning tone for up to
10 seconds when pulling away or while
driving.
Locking You can lock the roof again if it is not locked
fully.
X Pull over and stop the vehicle safely as soon
as possible, paying attention to road and
traffic conditions.
X Make sure that the SmartKey is in position
2in the ignition lock.
X Press the roof switch (Y page 104).Trunk partition
General notes !
To avoid damaging the roof or luggage
when folding back the roof, you should:
R only load the trunk to below the trunk
partition
R not place any objects on or in frontoft he
trunk partition
R not place any objects on the cover
behind the roll bars
R not allow the cargo to push the trunk
partition upwards
! Make sure the trunk separator is
completely closed. Otherwise, the roof can
be blocked when it is opened or closed.
The trunk partition can be used to cover
luggage and loads in the trunk. Opening/closing
Closed trunk partition
0002
Trunk partition
0003 Eyelets
0027 Handle
X To close: pull trunk partition 0002in the
direction of the arrow by handle 0027.
X Hook trunk partition 0002into fastening
eyelets 0003in the side panels.
X To open: remove trunk partition 0002from
fastening eyelets 0003in the side panels.
X Push trunk partition 0002against the
direction of the arrow by handle 0027.
Removing and installing Closed trunk partition
0002
Trunk partition
0003 Net
0027 Eyelets
0026 Handle 106
RoofOpening and closing