Page 97 of 416

97 Controls in detail
Locking and unlocking
Briefly press the emergency release
button.
The trunk unlocks and the trunk lid
opens.
Closing the trunk lid
Lower trunk lid by pulling firmly on
handle1 (
page 96).
2Extending handle
Push the trunk lid down gently at the
extending handle2 until it engages into
the lock.The power closing assist automatically en-
sures that the lid is pulled closed com-
pletely (
page 102).
The extending handle2 is retracted after a
few seconds.
!The emergency release button does
not open the trunk lid if the vehicle bat-
tery is discharged or disconnected.iIf the emergency release button is
pressed and the vehicle was centrally
locked, the exterior lamps will flash and
the alarm will sound as the trunk lid
opens.
To cancel the alarm, insert the
SmartKey in the starter switch or press
button
Œ
or
‹
on the SmartKey.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the trunk
lid opening when closing the trunk. Be espe-
cially careful when small children are
around.Warning!
G
Only drive with the trunk closed as, among
other dangers such as visibility blockage,
exhaust fumes may enter the vehicle interi-
or.
Page 98 of 416
98 Controls in detailLocking and unlocking
Separately locking the trunk
1Locked
2Unlocked
Close the trunk lid (
page 97)
Pull the mechanical key out of the
SmartKey (
page 326).
Insert the mechanical key into the
trunk lid lock.
Turn the mechanical key completely to
the right to position 1.
The trunk remains locked even when the
vehicle is centrally unlocked.
Separately unlocking the trunk
Turn the mechanical key completely to
the left to position 2.
You can now open the trunk.
A minimum height of 6 ft. (1.85 m) is re-
quired to open the trunk lid.
iTo prevent an inadvertent lockout, do
not place the SmartKey in the trunk.
Vehicles with KEYLESS-GO*: To pre-
vent a possible inadvertent lockout, the
trunk lid will open automatically if a
KEYLESS-GO card is recognized in the
area of the rear shelf or inside the
trunk.
iYou can only cancel the separate trunk
locking mode by means of the mechan-
ical key.
Page 99 of 416

99 Controls in detail
Locking and unlocking
Trunk lid opening/closing system*
You can open or close the trunk lid from
the inside if the vehicle is stationary.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
Opening from the inside
You can open the trunk using the trunk lid
release switch.
A minimum height of 6 ft. (1.85 m) is re-
quired to open the trunk lid.
1Indicator lamp
2Remote trunk lid switch
Pull remote trunk lid switch2.
The trunk opens. Indicator lamp1
comes on. It remains lit until you close
the trunk again.
The trunk can also be opened from the in-
side in an emergency, see “Trunk lid emer-
gency release” (
page 96).
You can stop the opening process of the
trunk lid.
Press the remote trunk lid switch2.
The trunk lid remains in the current po-
sition.Closing from the inside
Press remote trunk lid switch2
(page 96) until the trunk lid is closed
and indicator lamp1 goes out.
To interrupt the closing procedure:
Release remote trunk lid switch2. The
trunk lid stops moving.
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high) in the upper motion
sequence, the closing procedure is
stopped and the trunk re-opens slightly.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.iThe vehicle must be unlocked.
If the trunk lid does not open, it is still
locked separately (
page 98).
Warning!
G
Maintain sight of trunk area while operating
door mounted switch. Monitor the closing
procedure carefully to ensure that no one is
in danger of being injured. To interrupt the
closing procedure, release the door mount-
ed remote trunk lid switch.
Page 100 of 416

100 Controls in detailLocking and unlockingTrunk lid closing switch in trunk
1Trunk lid closing switch
Press closing switch1.
The trunk lid closes automatically.
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high) in the upper motion
sequence, the closing procedure is
stopped and the trunk re-opens slightly.Closing and locking the trunk with
KEYLESS-GO*
On vehicles with trunk lid opening/closing
system and KEYLESS-GO, you can close
the trunk lid and lock the vehicle simulta-
neously.
1Trunk lid closing switch
2KEYLESS-GO switch
Make sure that you have the SmartKey
and the KEYLESS-GO card with you.
Warning!
G
Monitor the closing procedure carefully to
ensure that no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the trunk opening when closing the trunk.
Be especially careful when small children
are around. To stop the closing procedure,
press the remote trunk lid switch (on driv-
er’s door control panel), the trunk lid closing
switch1, or the
Š
button on the
SmartKey.
iDo not place the SmartKey in the open
trunk. You may lock yourself out.
Vehicles with KEYLESS-GO*: To pre-
vent a possible inadvertent lockout, the
trunk lid will open automatically if a
KEYLESS-GO card is recognized in the
area of the rear shelf or inside the
trunk.
Page 101 of 416

101 Controls in detail
Locking and unlocking
Press switch2 in the trunk lid.
The trunk lid closes automatically and
the vehicle is locked. The turn signals
flash three times to confirm locking.Limiting opening height of trunk
You can limit the opening angle of the
trunk lid. The trunk lid then opens only to
approximately the height of the roof edge.
This can be useful when there is not
enough overhead clearance space, for ex-
ample. The trunk lid opening height can be
limited when transporting goods on a roof
rack (e.g. presence of an MB sport luggage
container). When activated, the trunk lid
opens to approximately the height of the
roof edge.
With the trunk lid closed, press the re-
mote control switch (
page 99) and
hold for at least five seconds.
Depending on its previous status, the
opening height restriction is then
switched either on or off.
iTo prevent a possible inadvertent lock-
out, the trunk lid will open automatical-
ly if a KEYLESS-GO card is recognized
in the area of the rear shelf or inside
the trunk.Warning!
G
Monitor the closing procedure carefully to
ensure that no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the trunk opening when closing the trunk.
Be especially careful when small children
are around. To stop the closing procedure,
press the trunk lid closing switch1 in the
trunk lid, the
Š
button on the SmartKey,
or the remote trunk lid switch (on driver’s
door control panel).
iIf the trunk lid comes into contact with
an object while closing (e.g. luggage
that has been piled too high), the clos-
ing procedure is stopped and the trunk
re-opens slightly.
The closing procedure can be stopped
at anytime by once again pressing the
closing switch in the trunk lid, the re-
mote control switch in the driver’s
door, or the
Š
button on the Smart-
Key.
Page 102 of 416

102 Controls in detailLocking and unlockingPower closing assist for doors and trunk lid
Power closing assist for doors
Press the doors gently past the initial
engage position into the lock.
The doors close automatically.
Power closing assist for trunk lid
Press the trunk lid gently into its lock.
The trunk closes automatically.
Automatic central locking
The doors and the trunk automatically lock
when the ignition is switched on and the
wheels are turning at vehicle speeds of ap-
proximately 9 mph (15 km/h) or more.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.You can deactivate the automatic locking
using the control system (
page 155).
iIt is not necessary to slam the door or
trunk lid closed. A pneumatic pow-
er-assisted mechanism draws doors
and trunk lid closed quietly and auto-
matically once door and trunk lid has
been latched. When the pneumatic
power-assisted mechanism has
stopped, doors and/or trunk can be
re-opened.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
or trunk opening when closing a door or the
trunk lid. Be especially careful when small
children are around.
The pneumatic power closing assist mecha-
nism cannot be interrupted once it has been
engaged.
To prevent personal injury, never actuate
the closing assist mechanism by tampering
with the door or trunk lid latch.
iThe doors unlock automatically after an
accident if the force of the impact ex-
ceeds a preset threshold.
The vehicle automatically locks when
the ignition is switched on and the
wheels are turning at vehicle speeds of
approximately 9 mph (15 km/h) or
more. You could therefore lock yourself
out when the vehicle
is pushed
is on a test stand
Page 103 of 416

103 Controls in detail
Locking and unlocking
Locking and unlocking from the inside
You can lock or unlock the doors and the
trunk from inside using the central locking
switch. This can be useful, for example, if
you want to lock the vehicle before starting
to drive.
The fuel filler flap cannot be locked or un-
locked with the central locking switch.The switches are located in the center con-
sole.
Central locking/unlocking switches1Locking
2Unlocking
Locking
Press central locking switch1.
If both doors are closed, the vehicle
locks.Unlocking
Press central unlocking switch2.
The vehicle unlocks.
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take the
KEYLESS-GO* card (if so equipped) with you
and lock the vehicle. Do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. Unsupervised use of
vehicle equipment may cause an accident
and/or serious personal injury.
iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
If the vehicle was previously centrally
locked with the SmartKey or the
KEYLESS-GO* card (if so equipped) it
will not unlock using the central locking
switch.
If the vehicle was previously locked
with the central locking switch:
While in the global remote control
mode, the vehicle is unlocked com-
pletely when a door is opened from
the inside.
While in the selective remote con-
trol mode, only the door opened
from inside is unlocked.
Page 104 of 416
104 Controls in detailSeats
SeatsInformation on seat adjustment can be
found in the “Getting started” section,
(page 34).
Lumbar support
You can adjust the contour of the seat’s
lumbar support to best support your spine.
The thumbwheel is located on the lower
side of the seat.
1Thumbwheel
Make sure the ignition is switched on.
All the lamps in the instrument cluster
should light up.
Set the lumbar support between 0
and 5.
Easy-entry/exit feature
With the easy-entry/exit feature activated,
the steering wheel tilts upwards and the
driver’s seat moves to the rear.
This allows easier entry into and exit from
the vehicle when the driver’s door is
opened. However, the engine must be
turned off.
When the SmartKey is inserted in the start-
er switch or you have pressed the
KEYLESS-GO* start/stop button once and
the driver’s door is closed, the steering
wheel and the driver’s seat return to their
last set positions.