98 Controls in detailLocking and unlockingThe trunk can also be opened using the
SmartKey (
page 90) or from its inside in
an emergency, see “Trunk lid emergency
release” (
page 104).Opening the trunk from the inside
You can open the trunk from the inside if
the vehicle is stationary.
A minimum height clearance of 5.90 ft
(1.80 m) is required to open the trunk lid.
The switch is located on the driver’s door.
1Remote trunk lid release switch with in-
dicator lamp
Pull remote trunk lid release switch1
until the trunk begins to open.
The trunk lid opens. The indicator lamp
in the switch comes on and remains lit
until the trunk is closed.
The trunk can also be opened using the
SmartKey (
page 90) or from its inside in
an emergency, see “Trunk lid emergency
release” (
page 104).
!The trunk lid swings open upwards au-
tomatically. Always make sure there is
sufficient overhead clearance.iIf the trunk lid does not open, it is still
locked separately (if applicable)
(page 105) or the vehicle is locked
centrally (
page 88).
Vehicles with KEYLESS-GO*: If the ve-
hicle was previously centrally locked,
the trunk lid will lock automatically
when closed (page 91). The turn sig-
nals will flash three times to confirm
locking.
!The trunk lid swings open upwards au-
tomatically. Always make sure there is
sufficient overhead clearance.iIf the trunk lid does not open, it is still
locked separately (if applicable)
(page 105).
If the vehicle was previously centrally
locked, the trunk lid will lock automati-
cally when closed (
page 99). The
turn signals will flash three times to
confirm locking.
99 Controls in detail
Locking and unlocking
Closing the trunk
1Handle
Lower trunk lid by pulling firmly on
handle1.
Close trunk lid with hands placed flat
on it.
Trunk lid opening / closing system*
You can open the trunk from the inside if
the vehicle is stationary.
Opening from the inside
A minimum height clearance of 5.90 ft
(1.80 m) is required to open the trunk lid.
The switch for opening and closing the
trunk is located on the driver’s door.
1Remote trunk lid switch with indicator
lamp
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the trunk
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
interior.iDo not place the SmartKey in the open
trunk. You may lock yourself out.
Vehicles with KEYLESS-GO:
To prevent a possible inadvertent lock-
out, the trunk lid will open automatical-
ly if a SmartKey with KEYLESS-GO is
recognized inside the vehicle or in the
trunk.
100 Controls in detailLocking and unlocking
Pull remote trunk lid switch1 until the
trunk begins to open.
The trunk lid opens automatically. The
indicator lamp in the switch comes on
and remains lit until the trunk is closed.The trunk can also be opened using the
SmartKey (
page 90) or from its inside in
an emergency, see “Trunk lid emergency
release” (
page 104).
Limiting opening height of trunk lid
The trunk lid opening height can be limited
when transporting goods on a roof rack
(e.g. presence of an MB sport luggage con-
tainer). When activated, the trunk lid opens
to approximately the height of the roof
edge.
You can activate the limiting opening
height of trunk lid using the control system
(
page 150). Closing from the inside
Press the remote trunk lid switch
(page 99) until the indicator lamp in
the switch goes out and the trunk lid is
closed.
To interrupt the closing procedure:
Release the remote trunk lid switch.
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 re-opens slightly.
!The trunk lid swings open upwards au-
tomatically. Always make sure there is
sufficient overhead clearance. To stop
the opening procedure, press or pull
the remote trunk lid switch.iIf the trunk lid does not open, it is still
locked separately (if applicable)
(page 105).
If the vehicle was previously centrally
locked, the trunk lid will lock automati-
cally when closed (
page 99). The
turn signals will flash three times to
confirm locking.
Warning!
G
Maintain sight of trunk area while operating
the door mounted switch. Monitor the clos-
ing procedure carefully to ensure that no
one is in danger of being injured.
To interrupt the closing procedure, release
the door mounted remote trunk lid switch.
106 Controls in detailLocking and unlockingSeparately unlocking the trunk
Pull the mechanical key out of the
SmartKey (
page 353).
Insert the mechanical key in the trunk
lid lock.
Turn the mechanical key completely to
the left to position2, (
page 105).
You can now open the trunk (page 97).
A minimum height clearance of 5.90 ft
(1.80 m) is required to open the trunk lid.
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 9mph (15km/h) or more.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.Information on towing the vehicle can be
found in the “Practical hints” section
(
page 381).
You can deactivate the automatic locking
mode over the control system
(page 149).
iUnlocking the trunk with the mechani-
cal key will trigger the anti-theft alarm
system. To cancel the alarm, do one of
the following:
Press button Œ or ‹ on the
SmartKey.
Insert the SmartKey in the starter
switch.
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 or towed
is on a test stand
111 Controls in detailSeats
Removing and installing rear seat head
restraints
For removing and installing rear seat head
restraints, see “Expanding the cargo ar-
ea*” (
page 239)
Multicontour seat*
The multicontour seat has a movable seat
cushion and inflatable air cushions built
into the backrest to provide additional lum-
bar and side support.
The seat cushion movement, backrest
cushion height and curvature can be con-
tinuously varied with switches on the right
side of the seat after turning the SmartKey
in the starter switch to position2 or press-
ing the KEYLESS-GO* start/stop button
twice.1Seat cushion depth
2Backrest bottom
3Backrest center
4Backrest side bolster adjustment
Make sure the ignition is switched on.
All lights in the instrument cluster
come on.Seat cushion depth
Adjust the seat cushion depth to the
length of your upper leg using
switch1.
Backrest contour
Adjust the contour of the backrest to
the desired position using æ or
ç.
Move the backrest support to the bot-
tom by using button2 or to the center
by using button3.
Backrest side bolsters
Adjust the side bolsters so that they
provide good lateral support using
switch4.
116 Controls in detailMemory function
Memory function
You can store up to three different settings
per SmartKey.
The following settings are saved for each
stored position:
Driver’s seat and backrest position
Steering wheel position
Driver’s side exterior rear view mirror
position
Passenger side exterior rear view mir-
ror position
Front passenger seat position
These SmartKey-dependent memory set-
tings can be deactivated if desired
(
page 152).
!Prior to operating the vehicle, the driv-
er should check and adjust the seat
height, seat position fore and aft, and
seat backrest angle if necessary, to en-
sure adequate control, reach and com-
fort. The head restraint should also be
adjusted for proper height. See also the
section on airbags (
page 57) for
more information on proper seat posi-
tioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, opera-
tion and comfort. Both the interior and
outside rear view mirrors should be ad-
justed for adequate rear vision.
Fasten seat belts. Infants and small
children should be seated in a properly
secured restraint system that complies
with U.S. Federal Motor Vehicle Safety
Standards 213 and 225 and Canadian
Motor Vehicle Safety Standards 213
and 210.2.
Warning!
G
Do not activate the memory function while
driving. Activating the memory function
while driving could cause the driver to lose
control of the vehicle.
149 Controls in detail
Control system
Interior lighting delayed shut-off
Use this function to set whether and for
how long you would like the interior light-
ing to remain lit during darkness after the
SmartKey is removed from the starter
switch.
Move the selection marker with
theæ orç button to the
Light-
ing
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Interior lamp delayed
shut-off
.
The selection marker is on the current
setting.
Pressæ orç to select the de-
sired lamp-on time period. You can se-
lect:
0 s
, the delayed shut-off feature is
deactivated.
5 s,
10 s
, 15 s
or
20 s
, the delayed
shut-off feature is activated.Vehicle submenu
Access the
Vehicle
submenu via the
Set-
tings
menu. Use the
Vehicle
submenu to
make general vehicle settings. The follow-
ing functions are available:
Setting automatic locking
Use this function to activate or deactivate
the automatic central locking. With the au-
tomatic central locking system activated,
the vehicle is centrally locked at vehicle
speeds of approximately 9 mph
(15 km / h).
Function
Page
Set automatic locking
149
Limiting opening height of trunk
lid*
150
150 Controls in detailControl system
Move the selection marker with
theæ orç button to the
Vehi-
cle
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Automatic door lock
.
The selection marker is on the current
setting.
Pressæ orç to switch
Automat-
ic door lock
on or
off
.Limiting opening height of trunk lid*
Use this function to activate or deactivate
the limiting opening height of trunk lid.
Move the selection marker with
theæ orç button to the
Vehi-
cle
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Opening limiter trunk lid
.
The selection marker is on the current
setting.
Pressæ orç to switch
Opening
limiter Trunk lid On
or
Off
.Convenience submenu
Access the
Convenience
submenu via the
Settings
menu. Use the
Convenience
sub-
menu to change the settings for a number
of convenience features. The following
functions are available:
Activating easy-entry / exit feature*
Use this function to activate and deacti-
vate the easy-entry / exit feature. When
the feature is activated, the steering wheel
and driver’s seat will move back to facili-
tate exiting when you
remove the SmartKey from the starter
switch
open the driver’s door
However, the engine must be turned off.
Function
Page
Activate easy-entry / exit feature
150
Set SmartKey-dependency
152
Set parking position for exterior
rear view mirror
152