2014 MERCEDES-BENZ CLS ESP

If you do not open the vehicle within
approximately 40 seconds of unlocking:
Rthe vehicle is locked again.
Rthe theft deterrent locking system is
armed again.
XTo lockcentrally:pressthebutton.
The SmartKey centrally locks/unlocks:
Rthedoors
Rthetrunk lid
Rthefuel filler flap
The turnsignals flash oncewhen unlocking
and three times when locking.
You can also set an audible signal to confirm
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (Ypage 232).
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Ypage 231).
KEYLESS-GO
General notes
Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
KEYLESS-GO key in the vehicle.
Locking/unlocking centrally
You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry
the SmartKey with you. You can combine the
functions of KEYLESS-GO with those of a
conventional SmartKey. Unlock the vehicle
by using KEYLESS-GO, for instance, and lock
it using thebutton on the SmartKey.
When locking or unlocking with KEYLESS-GO,
the distance between the SmartKey and the
corresponding door handle must not be
greater than3ft(1m).
KEYLESS-GO checkswhetheravalid
SmartKey is in the vehicle by periodically
establishingaradio connection between the
vehicle and the SmartKey. This happens:
Rwhen the external door handles are
touched
Rwhen startingthe engine
Rwhile the vehicle is in motion
XTo unlock the vehicle:touch the inner
surface of the door handle.
XTo lock the vehicle:touch sensor
surface.
XConvenience closing feature:touch
recessed sensor surfacefor an
extended period.
XTo unlock the trunk lid:pull the handle on
the trunk lid.
Further information on the convenience
closing feature (Ypage 90).
Changing the settings of the locking
system
You can change the settings of the locking
system. This means that only the driver's door
and the fuel filler flap are unlocked when the
vehicle is unlocked. This is useful if you
frequently travel on your own.
XTo change the setting:press and hold
down theandbuttons on the
SmartKey simultaneously for
SmartKey77
Opening and closing
Z

especially if the vehicle is in motion.There is
arisk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open.
GWARNING
If persons, particularly children are subjected
to prolonged exposure to extremeheat or
cold, there isarisk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
!The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
iOpening dimensions of the trunk lid
(Ypage 379).
You should preferably place luggage or loads
in the cargo compartment. Observe the
loading guidelines (Ypage 278).
Do not leave the SmartKey in the trunk.You
could otherwise lock yourself out.
Vehicles without trunk lid remote closing
feature:the trunk lid can be:
Ropened and closed manually from outside
Ropened automatically from outside
Ropened automatically from inside
Rlocked separately
Runlocked with the mechanical key
Ropened with the emergency release button
Vehicles with trunk lid remote closing
feature:the trunk lid can be:
Ropened and closed manually from outside
Ropened and closed automatically from
outside
Ropened and closed automatically from
inside
Rlocked separately
Runlocked with the mechanical key
Ropened with the emergency release button
Opening/closing from outside
Opening
XPress thebutton on the SmartKey.
XPull handle.
Closing
XPull the trunk lid down using recess.
XIf necessary, lock the vehicle with
thebutton on the SmartKey
(Ypage 76) or with KEYLESS-GO
(Ypage 77).
iIfaKEYLESS-GO key is detected in the
trunk,the trunk lid cannot be locked and
will open again.
Trunk85
Opening and closing
Z

Opening/closing automatically from
outside
Important safetynotes
GWARNING
Combustion enginesemit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunklid is open when the engineisrunning,
especially if the vehicle is in motion. There is
arisk of poisoning.
Always switchoff the enginebeforeopening
the trunk lid. Never drive with the trunk lid
open.
!The trunk lid swingsupwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
iOpening dimensionsofthe trunk lid
(Ypage 379).
Opening
You can open the trunk lid automatically
using the SmartKey or the handle in the trunk
lid.
XPress and hold thebutton on the
SmartKey until the trunk lid opens.
or
XIf the trunk is unlocked, pull the trunk lid
handle and release it again immediately
(Ypage 85).
Closing
GWARNING
Partsofthe body could becometrapped
duringautomatic closing of the trunk lid.
Moreover, people, e.g. children, may be
standing in the closing area or may enter the
closing area duringthe closing process. There
isarisk of injury.
Make sure that nobody is in the vicinity of the
closing area duringthe closing process.
Use one of the followingoptions to stopthe
closing process:
RPress thebutton on the key.
Rpress the remote operating switchonthe
driver's door.
RPress the closing or locking button on the
trunk lid.
RPull the trunk lid handle.
Example: closing and locking button (vehicle withthe trunk lid remote closing feature and KEYLESS-GO)
Closing button
Lockingbutton
XTo close:press closing buttonin the
trunk lid.
Vehicles with thetrunk lid remote closing
featureand KEYLESS-GO:you can
simultaneously closeand lock the trunk lid.
XPress locking buttonin the trunk lid.
iIf you leaveaKEYLESS-GO key in the
trunk,the trunk lid will not lock.
Opening/closing automatically from
inside
Important safetynotes
GWARNING
Partsofthe body could becometrapped
duringautomatic closing of the trunk lid.
Moreover, people, e.g. children, may be
standing in the closing area or may enter the
86Trunk
Opening and closing

closing areaduring the closing process.There
isarisk of injury.
Make sure that nobody is in the vicinity of the
closing area during the closing process.
Use one of the following options to stop the
closing process:
RPress thebutton on the key.
Rpress the remote operating switch on the
driver's door.
RPress the closing or locking button on the
trunk lid.
RPull the trunk lid handle.
GWARNING
The trunk lid can be automatically opened or
closed even if the SmartKey is not in the
vehicle. If children are left unsupervised in the
vehicle, they could activate the functions.
There isarisk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
GWARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion. There is
arisk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open.
iOpening dimensions of the trunk lid
(Ypage 379).
Opening and closing
XTo open:pull remote operating switch for
trunk liduntil the trunk lid opens.
XTo close:press remote operating switch
for trunk liduntil the trunk lid is closed.
You can open the trunk lid from the driver's
seat when the vehicle is stationary and
unlocked.
Unlocking the trunk (mechanical key)
!The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
If the trunk cannot be unlocked with the
SmartKey or KEYLESS-GO, use the
mechanical key.
If you use the mechanical key to unlock and
open the trunk lid, the anti-theft alarm system
will be triggered (Ypage 74).
XTake the mechanical key out of the
SmartKey (Ypage 78).
XInsert the mechanical key into the trunk lid
lock as far as it will go.
Trunk87
Opening and closing
Z

blocksorrestrictsaside window during the
closingprocess, the side window opens again
automatically. However,the automatic
reversing feature is only an aid and does not
relieve you of the responsibility of paying
attention when closingaside window.
GWARNING
The reversing feature does not react:
Rto soft,light and thin objects, e.g. small
fingers
Rover the last4mmofthe closing movement
Rduring resetting
Rwhen closing the side window again
manually immediately after automatic
reversing
This means that the reversing feature cannot
prevent someone being trapped in these
situations. There isarisk of injury.
Make sure that no body parts are in close
proximity during the closing procedure. If
someone becomes trapped, press the switch
to open the side window again.
Opening and closing the side
windows
The switches for all side windows are located
on the driver's door. There is alsoaswitch on
each door for the corresponding side window.
The switches on the driver's door take
precedence.
Front left
Front right
$Rear right
!Rear left
XTurn the SmartKey to position1or2in the
ignition lock.
XTo open:press the corresponding switch.
XTo close:pull the corresponding switch.
iIf you press the switch beyond the point
of resistance, an automatic opening/
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again.
iYou can continue to operate the side
windows after you switch off the engine or
remove the SmartKey. This function is
available for up to five minutes or until the
driver's or front-passenger door is opened.
iWhen the override feature for the side
windows is activated (Ypage 65), the side
windows cannot be operated from the rear.
Convenienceopening
General notes
You can ventilate the vehicle before you start
driving. To do this, the SmartKey is used to
carry out the following functions
simultaneously:
Runlock the vehicle
Ropen the side windows
Ropen the sliding sunroof
Rswitch on the seat ventilation for the
driver's seat
iThe convenience opening feature can
only be operated using the SmartKey. The
SmartKey must be close to the driver's
door handle.
Side windows89
Opening and closing
Z

XTouch recessed sensor surfaceon the
door handle until the side windows and the
sliding sunroof are fully closed.
iMake sure you only touch recessed
sensor surface.
XMake sure that all the side windows and the
sliding sunroof are closed.
XTo interrupt convenience closing:
release recessed sensor surfaceon the
door handle.
Resetting the side windows
Ifaside window can no longer be closed fully,
you must reset it.
XClose all the doors.
XTurn the SmartKey to position1or2in the
ignition lock.
XPull the corresponding switch on the door
control panel until the side window is
completely closed (Ypage 89).
XHold the switch for an additional second.
If the side window opens again slightly:
XImmediately pull the corresponding switch
on the door control panel until the side
window is completely closed (Ypage 89).
XHold the switch for an additional second.
XIf 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.
Side windows91
Opening and closing
Z

Problems with the side windows
GWARNING
If you closeaside window again immediately after it has been blocked or reset, the side window
closes with increased or maximum force. The reversing feature is then not active. Parts of the
body could be trapped in the closing area in the process. This poses an increased risk of injury
or even fatal injury.
Make sure that no parts of the body are in the closing area. To stop the closing process, release
the switch or push the switch again to reopen the side window.
ProblemPossible causes/consequences andSolutions
Aside window cannot
be closed because it is
blocked by objects, e.g.
leaves in the window
guide.
XRemove the objects.
XClose the side window.
Aside window cannot
be closed and you
cannot see the cause.
Ifaside window is obstructed duringclosing and reopensagain
slightly:
XImmediately after the window blocks, pull the corresponding
switchagain until the side window has closed.
The side window is closed with increased force.
Ifaside window is obstructed again duringclosing and reopens
again slightly:
XImmediately after the window blocks, pull the corresponding
switchagain until the side window has closed.
The side window is closed without the anti-entrapmentfeature.
Sliding sunroof
Important safetynotes
GWARNING
While opening and closing the sliding sunroof,
body parts in close proximity could become
trapped. There isarisk of injury.
Make sure that no body parts are in close
proximity during the opening and closing
procedures.
If somebody becomes trapped:
Rrelease the switch immediately, or
Rduring automatic operation,push the
switch briefly in any direction
The openingorclosing procedure will be
stopped.
GWARNING
If children operate the sliding sunroof they
could become trapped, particularly if they are
left unsupervised. There isarisk of injury.
When leaving the vehicle, alwaystake the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
!Only open the sliding sunroof if it is free
of snow and ice. Otherwise, malfunctions
may occur.
92Sliding sunroof
Opening and closing

Do not allowanything to protrude fromthe
sliding sunroof. Otherwise, the seals could
be damaged.
!The weather can change abruptly. It could
start to rain or snow. Make sure that the
sliding sunroof is closed when you leave the
vehicle. The vehicle electronicscan be
damaged if water enters the vehicle
interior.
iResonance noises can occur in addition
to the usualairflow noises when the sliding
sunroof is open. They are caused by minor
pressure fluctuations in the vehicle interior.
Change the position of the sliding sunroof
or openaside window slightly to reduce or
eliminate these noises.
Sliding sunroof reversing feature
The sliding sunroof is equipped with an
automatic reversing feature. Ifasolid object
blocks or restrictsthe sliding sunroof during
the closing process, the sliding sunroof opens
again automatically.However, the automatic
reversing feature is only an aid and does not
relieve you of the responsibility of paying
attention when closing the sliding sunroof.
GWARNING
The reversing feature does not react:
Rto soft, light and thin objects, e.g. small
fingers
Rover the last4mmofthe closing movement
Rduring resetting
Rwhen closing the sliding sunroof again
manually immediately after automatic
reversing
This means that the reversing feature cannot
prevent someone being trapped in these
situations. There isarisk of injury.
Make sure that no body parts are in close
proximity during the closing procedure.
If somebody becomes trapped:
Rrelease the switch immediately, or
Rduring automatic operation, push the
switch briefly in any direction
The closing process is stopped.
Operating the sliding sunroof
Opening and closing
Overhead control panel
To raise
To open
$To close/lower
XTurn the SmartKey to position1or2in the
ignition lock.
XPress or pull theswitch in the
corresponding direction.
iIf you press theswitch beyond the
point of resistance, an automatic opening/
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again.
iThe automatic opening and raising
feature is available only when the sliding
sunroof is closed.
The sun protection cover automatically opens
along with the sliding sunroof. You can open
or close the sun protection cover manually
when the sliding sunroof is raised or closed.
iYou can continue to operate the sliding
sunroof after switching off the engine or
Sliding sunroof93
Opening and closing
Z