Page 31 of 491
30 At a glanceDoor control panel
Item
Page
1
Door handle
114
2
Seat adjustment
39
3
Memory function (for stor-
ing seat, exterior mirror
and steering wheel set-
tings)
138
4
Exterior rear view mirror
adjustment
42
5
Switches for opening/
closing front and rear side
windows, rear window
override switch
221
6
Remote tailgate release
switch, Tailgate opening
system*
122
Page 103 of 491

102 Controls in detailIn the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed on your vehi-
cle. If you are already familiar with the
basic functions of your vehicle, this section
will be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
“Getting started” section of this manual.
The corresponding page numbers are giv-
en at the beginning of each segment.Locking and unlocking
For more information on locking and un-
locking, see “Getting started” (
page 32)
and (
page 56).
SmartKey
Your vehicle comes supplied with two
SmartKeys, each with remote control and
a removable mechanical key. The locking
tabs for the mechanical key portion of the
two SmartKeys are a different color to help
distinguish each key unit.
The SmartKey provides an extended oper-
ating range. To prevent theft, however, it is
advisable to only unlock the vehicle when
you are in close proximity to it.
The SmartKey centrally locks and unlocks
the doors
the tailgate
the fuel filler flap
SmartKey with remote control1‹ Lock button
2Š Unlock button* for the tailgate
3Mechanical key locking tab
4Œ Unlock button
5Battery check lamp
6Â Panic button (
page 86)
Page 108 of 491

107 Controls in detail
Locking and unlocking
SmartKey with KEYLESS-GO*
Vehicles equipped with KEYLESS-GO come
with two SmartKeys with KEYLESS-GO,
each with remote control and a removable
mechanical key. The locking tabs for the
mechanical key portion of the two Smart-
Keys with KEYLESS-GO are a different col-
or to help distinguish each SmartKey with
KEYLESS-GO unit.
The function of the SmartKey overrules the
KEYLESS-GO function.
The KEYLESS-GO function is integrated
into the SmartKey. On these vehicles, the
validity of the SmartKey with KEYLESS-GO
is checked every time you pull a door
handle.
If the SmartKey with KEYLESS-GO is valid,
your vehicle unlocks
the doors
the tailgate
the fuel filler flap
SmartKey 1‹ Lock button
2Š Unlock button* for the tailgate
3Mechanical key locking tab
4Œ Unlock button
5Battery check lamp
6Â Panic button (
page 86)
iWhen any outside door handle other
than the driver’s outside door handle is
pulled, the vehicle is centrally un-
locked.
Warning!
G
When leaving the vehicle, always take the
SmartKey with KEYLESS-GO* with you and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. It is possible for children
to open a locked door from the inside, which
could result in an accident and/or serious
personal injury.!To prevent possible malfunction, avoid
exposing the SmartKey with
KEYLESS-GO to high levels of electro-
magnetic radiation.
Page 117 of 491

116 Controls in detailLocking and unlockingOpening the tailgate from the inside
with handle
You can open the tailgate from the inside if
the vehicle is stationary.
A minimum height clearance of 6.76 ft
(2.06 m) is required to open the tailgate.
The handle is located on the inside of the
tailgate.
1Handle
2Catch
To unlock the tailgate, move the
catch2 to the right.
Pull handle1 down and swing tailgate
upward.Opening the tailgate from the inside au-
tomatically*
In vehicles with tailgate opening/closing
system* you can open the tailgate from
the inside if the vehicle is stationary.
A minimum height clearance of 6.76 ft
(2.06 m) is required to open the tailgate.
The switch is located on the driver’s door.
1Remote tailgate release switch with in-
dicator lamp
!Always make sure there is sufficient
overhead clearance.iTo lock the tailgate, move the catch2
to the left.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.
Children could open the tailgate from the in-
side, which could result in an accident
and/or serious personal injury.
Page 118 of 491

117 Controls in detail
Locking and unlocking
Pull and hold remote tailgate release
switch1 until
the tailgate is completely open
(opened to its full extent)
or
the tailgate has reached the desired
opening angle.
The tailgate stops moving as soon as
you release the switch. The indicator
lamp in the switch comes on. It re-
mains lit until the tailgate is closed
again.Limiting opening height of tailgate*
Vehicles with tailgate opening/closing
system*:
The tailgate opening height can be limited
when transporting goods on a roof rack
(e.g. presence of an optional MB sport lug-
gage container). When activated, the tail-
gate opens to approximately the height of
the roof edge.
Activate the limiting opening height of
tailgate using the control system
(page 174).
Closing the tailgate
1Handle
Lower tailgate using handle1.
Close tailgate with hands placed flat on
it.
!The tailgate swings open upwards as
long as you pull and hold the remote
tailgate release switch. Always make
sure there is sufficient overhead clear-
ance. To stop the opening procedure,
release the remote tailgate release
switch.
iThe tailgate can also be opened using
theŠ button n the SmartKey or
SmartKey with KEYLESS-GO*.
Page 120 of 491

119 Controls in detail
Locking and unlocking
Closing the tailgate from the outside
(vehicles with KEYLESS-GO*)
In vehicles with tailgate opening/closing
system* you can close the tailgate sepa-
rately from the outside using the tailgate
closing switch.
1Tailgate closing switch
Make sure you have the SmartKey with
KEYLESS-GO* with you.
Press tailgate closing switch 1 briefly.
The tailgate closes.
Warning!
G
Monitor the closing procedure carefully to
make sure no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the cargo compartment opening when clos-
ing the tailgate. Be especially careful when
small children are around. To stop the clos-
ing procedure, do one of the following:
press the tailgate closing switch1
press the Š button on the SmartKey
pull the remote tailgate switch (on the
driver’s door)
Even with the SmartKey removed from the
starter switch, the remote tailgate switch
can be operated. Therefore, do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.
Warning!
G
Only drive with the tailgate closed as,
among other dangers such as visibility
blockage, exhaust fumes may enter the ve-
hicle interior.iDo not place the SmartKey in the open
cargo compartment. You may lock
yourself out.iIf the vehicle was previously centrally
locked, the tailgate will lock automati-
cally after closing it.
To confirm locking all turn signal lamps
flash three times.
Page 121 of 491

120 Controls in detailLocking and unlockingIf the tailgate comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the tailgate reopens
slightly.
iYou can also close the tailgate by hand.iTo prevent a possible inadvertent lock-
out, the tailgate will open automatically
if a SmartKey with KEYLESS-GO is rec-
ognized in the rear shelf or inside the
vehicle.
Warning!
G
Monitor the closing procedure carefully to
make sure no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the cargo compartment opening when clos-
ing the tailgate. Be especially careful when
small children are around. To stop the clos-
ing procedure, do one of the following:
press the tailgate closing switch1
press the Š button on the SmartKey
with KEYLESS-GO
pull the remote tailgate switch (on the
driver’s door)
Even with the SmartKey with KEYLESS-GO
removed from the vehicle, the tailgate clos-
ing switch can be operated. Therefore, do
not leave children unattended in the vehicle,
or with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
Warning!
G
Only drive with the tailgate closed as,
among other dangers such as visibility
blockage, exhaust fumes may enter the
vehicle interior.iIf the vehicle was previously centrally
locked, the tailgate will lock automati-
cally after closing it.
To confirm locking all turn signal lamps
flash three times.
Page 122 of 491

121 Controls in detail
Locking and unlocking
Closing the tailgate and locking the
vehicle from the outside (vehicles with
KEYLESS-GO*)
In vehicles with tailgate opening/closing
system* and KEYLESS-GO, you can close
the tailgate and lock the vehicle simulta-
neously from the outside using the
KEYLESS-GO locking/closing switch.
1KEYLESS-GO* locking/closing switch
Make sure you have SmartKey with
KEYLESS-GO with you.
Press switch 1 briefly.
All turn signal lamps flash three
times.
The locking knobs in the doors
move down.
The anti-theft alarm system is
armed.
If the tailgate comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the tailgate reopens
slightly.
iYou can also close the tailgate by hand.iTo prevent a possible inadvertent lock-
out, the tailgate will open automatically
if a SmartKey with KEYLESS-GO is rec-
ognized in the rear shelf or inside the
vehicle.
Warning!
G
Monitor the closing procedure carefully to
make sure no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the cargo compartment opening when clos-
ing the tailgate. Be especially careful when
small children are around. To stop the clos-
ing procedure, do one of the following:
press the tailgate closing switch1
press the Š button on the SmartKey
with KEYLESS-GO
pull the remote tailgate switch (on the
driver’s door)
Even with the SmartKey with KEYLESS-GO
removed from the vehicle, the KEYLESS-GO
locking/closing switch can be operated.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.