Page 31 of 489
30 At a glanceDoor control panel
Item
Page
1
Inside door handle
110
2
Seat adjustment
38,
122
3
Memory function (for stor-
ing seat, exterior mirror and
steering wheel settings)
128
4
Switches for opening/clos-
ing front door windows
246
5
Rear window override
switch
85
6
Switches for opening/clos-
ing rear windows
246
7
Remote trunk opening
switch
112
Remote trunk
opening/closing* switch
112
Page 33 of 489
32 Getting startedThe “Getting started” section provides an
overview of the vehicle’s most basic func-
tions. First-time Mercedes-Benz owners
should pay special attention to the infor-
mation given here.
If you are already familiar with the basic
functions described here, the “Controls in
detail” section will provide you with further
information. The corresponding page
references are located at the end of each
segment.Unlocking
Unlocking with the SmartKeySmartKey with remote control 1‹Lock button
2ŠOpening button for trunk
3ŒUnlock button
4ÂPanic button (
page 86)
Press unlock button Œ on the
SmartKey.
All turn signal lamps flash once.
An acoustic signal sounds once (if
equipped and feature activated).
For more information, see “Factory
setting” (
page 106).
The locking knobs in the doors
move up.
The anti-theft alarm system is dis-
armed.
Enter the vehicle and insert the
SmartKey in the starter switch.
Page 34 of 489

33 Getting started
Unlocking
For more information, see “SmartKey”
(page 98).
Unlocking with KEYLESS-GO*
With the KEYLESS-GO function, you can
lock and unlock the vehicle without using
the remote control buttons on the
SmartKey and start the engine without in-
serting the SmartKey in the starter switch.
Pull an outside door handle.
All turn signal lamps flash once.
An acoustic signal sounds once (if
equipped and feature activated).
For more information, see “Factory
setting” (
page 106).
The locking knobs in the doors
move up.
The anti-theft alarm system is dis-
armed.
Enter the vehicle.
For more information, see “SmartKey with
KEYLESS-GO*” (
page 103).
Warning!
G
When leaving the vehicle, always remove the
SmartKey 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.
Unsupervised use of vehicle equipment may
cause an accident and/or serious personal
injury.iOpening a door causes the windows on
that side of the car to open slightly.
They will return to the up position when
the door is closed.
iTo unlock the vehicle, the SmartKey
with KEYLESS-GO must be outside the
vehicle, no further than approx. 3 feet
(1 meter) away from the door to be
opened.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. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.
iOpening a door causes the windows on
that side of the car to open slightly.
They will return to the up position when
the door is closed.
Page 99 of 489

98 Controls in detailIn the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed in your vehicle.
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
unlocking, see “Getting started”
(page 32) and (
page 57).
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
SmartKey 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 trunk
the fuel filler flap
SmartKey with remote control1‹Lock button
2Š Opening button for trunk
3Mechanical key locking tab
4Œ Unlock button
5Battery check lamp
6Â Panic button (
page 86)
Page 104 of 489

103 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 SmartKeys with
KEYLESS-GO are a different color to help
distinguish each SmartKey with
KEYLESS-GO unit.
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 an outside
door handle.
If the SmartKey with KEYLESS-GO is valid,
your vehicle unlocks
the doors
the trunk
the fuel filler flap
SmartKey with KEYLESS-GO1‹Lock button
2Š Opening button for trunk
3Mechanical key locking tab
4Œ Unlock button
5Battery check lamp
6Â Panic button (
page 86)
iWhen the passenger outside door han-
dle 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. Unsupervised use of vehi-
cle equipment may cause 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 113 of 489

112 Controls in detailLocking and unlockingOpening the trunk from the inside
You can open the trunk from the inside if
the vehicle is stationary.
A minimum height clearance of 5.71 ft
(1.74 m) is required to open the trunk lid.
The remote trunk opening switch is locat-
ed on the driver’s door (vehicles without
trunk opening/closing system*).
1Remote trunk opening switchThe remote trunk opening switch and the
trunk closing switch are located on the
driver’s door (vehicles with trunk open-
ing/closing system*).
1Remote trunk opening switch*
2Remote trunk closing switch*
Press remote trunk opening switch1
until the trunk begins to open.
The trunk opens. The indicator lamp
comes on and remains lit until the
trunk is closed.
!The trunk lid swings open upwards au-
tomatically. Always make sure there is
sufficient overhead clearance.
Vehicles with trunk opening/closing
system*: To stop the opening proce-
dure, press switch1 or 2.iIf the trunk does not open, it is still
locked separately (
page 119).
iThe trunk can also be opened using
buttonŠ on the SmartKey
SmartKey with KEYLESS-GO* or from
its inside in an emergency, see “Trunk
emergency release” (
page 118).
Page 114 of 489

113 Controls in detail
Locking and unlocking
Closing the trunk
Closing the trunk from the inside
automatically*
In vehicles with trunk opening/closing sys-
tem* you can close the trunk from the in-
side using the remote trunk closing*
switch.
Press the remote trunk closing*
switch2 (
page 112) until the indi-
cator lamp in the switch goes out and
the trunk lid is closed.
To interrupt the closing procedure:
Release remote trunk closing*
switch2.If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high), in the sequence, the
upper motion the closing procedure is
stopped and the trunk reopens slightly.iYou can also close the trunk by hand
(page 114).
Warning!
G
Maintain sight of trunk area while operating
the door mounted remote trunk closing*
switch. Monitor the closing procedure care-
fully to ensure that no one is in danger of be-
ing injured.
To interrupt the closing procedure, release
the door mounted remote trunk closing
switch.
Even with the SmartKey or the SmartKey
with KEYLESS-GO* removed from the start-
er switch or the SmartKey with
KEYLESS-GO* removed from the vehicle,
the remote trunk opening/closing* 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 trunk closed as, among
other dangers such as blocked visibility,
exhaust fumes may enter the vehicle
interior.
Page 116 of 489

115 Controls in detail
Locking and unlocking
Closing the trunk from the outside
(vehicles without KEYLESS-GO*)
In vehicle with trunk opening/closing sys-
tem* you can close the trunk separately.
1Trunk closing switch
Press trunk closing switch1 briefly.
The trunk closes.If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the trunk reopens slightly.iYou can also close the trunk by hand
(page 114).
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,
do one of the following:
press trunk closing switch1
press the Š button on the SmartKey
press the remote trunk opening or clos-
ing switch (on driver’s door)
Even with the SmartKey removed from the
starter switch, the trunk closing switch can
be operated. Therefore, do not leave chil-
dren unattended in the vehicle, or with ac-
cess to an unlocked vehicle.
Unsupervised use of vehicle equipment may
cause an accident and/or serious personal
injury.Warning!
G
Only drive with the trunk closed as, among
other dangers such as blocked visibility,
exhaust fumes may enter the vehicle
interior.iDo not place the SmartKey in the open
trunk. You may lock yourself out.iIf the vehicle was previously centrally
locked, the trunk will lock automatical-
ly after closing it (
page 113). All turn
signal lamps flash three times, and an
acoustic signal sounds three times (if
equipped and feature activated), to
confirm locking.