light MERCEDES-BENZ CLA 2014 Owner's Guide

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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:press button.
The SmartKey centrally locks/unlocks:
Rthe doors
Rthe trunk lid
Rthe fuel filler flap
The turnsignals flash oncewhen unlocking
and three times when locking.
iWhen it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Ypage 207).
iYou 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 208).
XTo open the trunk lid automatically:
press and hold buttonuntil the trunk lid
opens (Ypage 81).
Changing the settings of the locking
system
You can change the settings of the locking
system. When you then unlock the vehicle
only the driver's door and the fuel filler flap
are unlocked. This is useful if you frequently
travel on your own.
XTo change the setting:press and hold
down the and\nbuttons
simultaneously for approximately six
seconds until the battery check lamp
(Ypage 74) flashes twice.
iIf the setting of the locking system is
changed within the signal range of the
vehicle, pressing the\nor button:
Rlocks or
Runlocks the vehicle
The SmartKey now functions as follows:
XTo unlock the driver's door:press the
button once.
XTo unlock centrally:press the
button twice.
XTo lock centrally:press the\nbutton.
XTo restore the factory settings:press
and hold down the and\nbuttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice (Ypage 74).
Mechanical key
General notes
If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered (Ypage 70).
There are several ways to turn off the alarm:
XPress the or\nbutton on the
SmartKey.
or
XInsert the SmartKey into the ignition lock.
If you unlock the vehicle using the mechanical
key, the fuel filler flap will not be unlocked
automatically.
XTo unlock the fuel filler flap:insert the
SmartKey into the ignition lock.
Removing the mechanical key
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XPush release catchin the direction of
the arrow and at the same time remove
mechanical keyfrom the SmartKey.
For further information about:
Runlocking the driver's door (Ypage 79)
Runlocking the trunk (Ypage 82)
Rlocking the vehicle (Ypage 79)
SmartKey battery
Important safety notes
GWARNING
Batteries contain toxic and corrosive
substances. If batteries are swallowed, it can
result in severe health problems. There is a
risk of fatal injury.
Keep batteries out of the reach of children. If
a battery is swallowed, seek medical attention
immediately.
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. National
guidelines must be observed during disposal.
In California, seewww.dtsc.ca.gov/
HazardousWaste/Perchlorate/
index.cfm.
Mercedes-Benz recommends that you have
the batteries replaced at a qualified specialist
workshop.
Checking the battery
XPress the\nor button.
The battery is working properly if battery
check lamplights up briefly.
The battery is discharged if battery check
lampdoes not light up briefly.
XChange the battery (Ypage 74).
iIf the SmartKey battery is checked within
the signal reception range of the vehicle,
pressing the\nor button:
Rlocks or
Runlocks the vehicle
iYou can get a battery at any qualified
specialist workshop.
Replacing the battery
You require a CR 2025 3 V cell battery.
XTake the mechanical key out of the
SmartKey (Ypage 73).
XPress mechanical keyinto the opening
in the SmartKey in the direction of the
arrow until battery tray coveropens.
When doing so, do not hold covershut.
XRemove battery tray cover.
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ProblemPossible causes/consequences andSolutions
The engine cannot be
started using the
SmartKey.
The on-board voltage is too low.
XSwitch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
XCheck the starter battery and charge it if necessary
(Ypage 299).
or
XJump-start the vehicle (Ypage 303).
or
XConsult a qualified specialist workshop.
The engine cannot be
started using the
SmartKey.
The steering lock is mechanically blocked.
XRemove the SmartKey and reinsert it into the ignition lock. While
doing this, turn the steering wheel in both directions.
Doors
Important safety notes
GWARNING
If children are left unsupervised in the vehicle,
they could:
Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic.
Roperate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
Rrelease the parking brake.
Rshifting the automatic transmission out of
park positionP
RStart the engine.
There is a risk of an accident and injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
GWARNING
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
You should preferably place luggage or loads
in the cargo compartment. Observe the
loading guidelines (Ypage 254).
Unlocking and opening doors from
the inside
iWhen a door is opened, the side window
on that side opens slightly. When the door
is closed, the side window closes again.
!The side windows will not open/close if
the battery is discharged or if the side
windows have iced up. It will then not be
possible to close the door. Do not attempt
to force the door closed. You could
otherwise damage the door or the side
window.
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Emergency release
If the trunk lid can no longer be opened from
outside the vehicle, use the emergency
release on the inside of the trunk lid.
!The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
iThe opening dimensions of thetrunk lid
can be found in the "Vehicle data" section
(Ypage 351).
You can reach the emergency release via the
trunk. Fold the rear backrests forward
(Ypage 258).
XInsert suitable tool, e.g. a screwdriver,
horizontally on the left-hand side into
emergency release slot.
XPush toolevenly in the direction of the
arrow and open the trunk lid.
iWhen you lock the vehicle (Ypage 79),
the trunk is also locked.
Emergency release button
You can open the trunk lid from inside the
vehicle with the emergency release button.
XPress emergency release buttonbriefly.
The trunk lid unlocks and opens.
The trunk lid can be unlocked and opened
with the trunk lid emergency release when
the vehicle is stationary or while driving.
The trunk lid emergency release does not
open the trunk lid if the battery is
disconnected or discharged.
Trunk lid emergency release light:
Remergency release buttonflashes for
30 minutes after the trunk lid is opened
Remergency release buttonflashes for
60 minutes after the trunk lid is closed.
Side windows
Important safety notes
GWARNING
While opening the side windows, body parts
in the closing area could become trapped.
There is a risk of injury.
Make sure that no body parts are in close
proximity during the closing procedure. If
somebody becomes trapped, release the
switch or press the switch to open the side
window again.
GWARNING
If children operate the side windows they
could become trapped, particularly if they are
left unsupervised. There is a risk of injury.
Activate the override feature for the rear side
windows. When leaving the vehicle, always
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take the SmartKey with you and lock the
vehicle. Never leave children unsupervised in
the vehicle.
Side window reversing feature
The side windows are equipped with an
automatic reversing feature. If a solid object
blocks or restricts a side window during the
closing process, 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
attentionwhen closing a side window.
GWARNING
The reversing feature does not react:
Rto soft, light and thin objects, e.g. small
fingers
Rover the last 1/6 in(4 mm) of the 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 is a risk 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 also a switch 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
iWhen the override feature for the side
windows is activated (Ypage 61), the side
windows cannot be operated from the rear.
XTurn the SmartKey to position1or2in the
ignition lock.
XTo open:press the corresponding switch.
XTo open fully:press the corresponding
switch beyond the point of resistance.
Automatic closing is started.
XTo close:pull the corresponding switch.
XTo close fully:pull the corresponding
switch beyond the pressure point.
Automatic closing is started.
XTo interrupt the automatic opening/
closing:press/pull the corresponding
switch again.
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.
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Convenience opening
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 panorama roof with power tilt/
sliding panel and the roller sunblinds
iThe convenience opening feature can
only be operated using the SmartKey. The
SmartKey must be close to the driver's
door handle.
XPoint the tip of the SmartKey at the driver's
door handle.
XPress and hold the button until the
side windows and the panorama roof with
power tilt/sliding panel are in the desired
position.
If the roller sunblinds of the panorama roof
with power tilt/sliding panel are closed, the
roller sunblinds are opened first.
XPress and hold the button again until
the panorama roof with power tilt/sliding
panel is in the desired position.
XTo interrupt convenience opening:
release the button.
Convenience closing feature
GWARNING
When the convenience closing feature is
operating, parts of the body could become
trapped in the closing area of the side window
and the sliding sunroof. There is a risk of
injury.
Observe the complete closing procedure
when the convenience closing feature is
operating. Make sure that no body parts are
in close proximity during the closing
procedure.
When you lock the vehicle, you can
simultaneously:
Rclose the side windows
Rclose the panorama roof with power tilt/
sliding panel
On vehicles with a panorama roof with power
tilt/sliding panel, you can then close the
roller sunblinds.
iThe SmartKey must be close to the
driver's door handle.
XPoint the tip of the SmartKey at the driver's
door handle.
XPress and hold the\nbutton until the
side windows and the panorama roof with
power tilt/sliding panel are fully closed.
XMake sure that all the side windows and the
panorama roof with power tilt/sliding
panel are closed.
On vehicles with a panorama roof with power
tilt/sliding panel:
XPress and hold the\nbutton again until
the roller sunblinds of the panorama roof
with power tilt/sliding panel close.
XTo interrupt convenience closing:
release the\nbutton.
Resetting the side windows
You must reset each side window if:
Rthe side window opens again slightly after
being closed fully.
Rthe side window can no longer be fully
opened or closed.
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 83).
XHold the switch for an additional second.
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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 83).
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, repeatthe steps
above again.
Problems with the side windows
GWARNING
If you close a side 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.
Problem: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.
Problem:aside window cannot be closed
and you cannot see the cause.If a side
window is obstructed during closing and
reopens again slightly:
XImmediately afterthe window blocks, pull
the corresponding switch again until the
side window has closed.
The side window is closed with increased
force.
If a side window is obstructed again during
closing and reopens again slightly:
XImmediately after the window blocks, pull
the corresponding switch again until the
side window has closed.
The side window is closed without the anti-
entrapment feature.
Panoramaroof with power tilt/sliding
panel
Important safety notes
In the following section, the term "sliding
sunroof" refers to the panorama roofwith
power tilt/sliding panel.
GWARNING
While opening and closing the sliding sunroof,
body parts in close proximity could become
trapped. There is a risk 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 opening or closing procedure will be
stopped.
GWARNING
If children operate the sliding sunroof they
could become trapped, particularly if they are
left unsupervised. There is a risk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
GWARNING
At high speeds the raised sliding sunroof
automatically lowers slightly at the rear. This
could trap you or other persons. There is a risk
of injury. Make sure that nobody reaches into
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the sweep of the sliding sunroofwhilst the
vehicle is in motion.
If somebody becomes trapped, reduce speed
immediately, paying attention to road and
traffic conditions.The sliding sunroof opens
again to its original position.
If the sliding sunroof is not completely raised,
you can then raise it further with the switch.
!Only open the sliding sunroof if it is free
of snow and ice. Otherwise, malfunctions
may occur.
Do not allow anything to protrude from the
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 electronics can be
damaged if water enters the vehicle
interior.
iResonance noises can occur in addition
to the usual airflow 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 open a side window slightly to reduce or
eliminate these noises.
Sliding sunroof reversing feature
The sliding sunroof is equipped with an
automatic reversing feature. If a solid object
blocks or restricts the 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 last 1/6 in(4 mm) of the 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 is a risk 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
Overhead control panel
To raise
To open
"To close/lower
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XTurn the SmartKey to position1or2in the
ignition lock.
XMake sure that the roller sunblinds are
open.
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.
The automatic raising feature is available
only when the sliding sunroof is closed.
iYou can continue to operate the sliding
sunroof after switching off the engine or
removing the SmartKey from the ignition
lock. This function remains active for five
minutes or until you open a front door.
Operating the roller sunblinds for the
sliding sunroof
Important safety notes
GWARNING
When opening or closing the roller sunblind,
parts of the body could be trapped between
the roller sunblind and the frame or sliding
sunroof. There is a risk of injury.
When opening or closing make sure that no
parts of the body are in the sweep of the roller
sunblind.
If somebody becomes trapped:
Rrelease the switch immediately, or
Rduring automatic operation, push the
switch briefly in any direction
The opening or closing procedure will be
stopped.
The roller sunblinds shield the vehicle interior
from sunlight. The two roller sunblinds can
only be opened and closed together when the
sliding sunroof is closed.
Roller sunblind reversing feature
The roller sunblinds are equipped with an
automatic reversing feature. If a solid object
blocks or restricts a roller sunblind during the
closing process, the roller sunblind 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 roller sunblinds.
GWARNING
The reversing feature does not react:
Rto soft, light and thin objects, e.g. small
fingers
Rwhen closing the roller sunblind again
manually immediately after automatic
reversing
This means that the reversing feature cannot
prevent someone being trapped in these
situations. There is a risk of injury.
When closing make sure that no parts of the
body are in the sweep of the roller sunblind.
If somebody becomes trapped:
Rrelease the switch immediately, or
Rduring automatic operation, push the
switch briefly in any direction
The closing process is stopped.
Opening and closing
Overhead control panel
To open
To open
"To close
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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.
iAfter opening the sliding sunroof, the
roller sunblind closes slightly
automatically. This reduces drafts in the
vehicle interior.
Resetting the sliding sunroof and the
roller sunblinds
If the sliding sunroof or the roller sunblinds
do not move smoothly, reset the sliding
sunroof and the roller sunblinds:
XTurn the SmartKey to position1or2in the
ignition lock.
XPull theswitch repeatedly to the point
of resistance in the direction of arrow"
until the sliding sunroof is fully closed.
XKeep theswitch pulled for an
additional second.
XPull theswitch repeatedly to the point
of resistance in the direction of arrow"
until the roller sunblinds are fully closed.
XKeep theswitch pulled for an
additional second.
XMake sure that the sliding sunroof
(Ypage 86) and the roller sunblinds
(Ypage 87) can be fully opened and closed
again.
XIf this is not the case, repeat the steps
above again.
Problems with the sliding sunroof
GWARNING
If you do not reset the sliding sunroof after a
malfunction or voltage supply interruption,
then the backing up function will malfunction
or not work. The sliding sunroof closes with
increased or maximum force. 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.
In such or similar situations always make sure
that no parts of the body are in the closing
area. Always reset the sliding sunroof after a
malfunction or voltage supply interruption.
!If the sliding sunroof still cannot be
opened or closed as a result of a
malfunction, contact a qualified specialist
workshop.
Problem: the sunroof cannot be closed
and you cannot see the cause.If the sliding
sunroof is obstructed during closing and
reopens again slightly:
XImmediately after it blocks, pull the
switch down again to the point of
resistance until the sliding sunroof is
closed
The sliding sunroof is closed with increased
force.
If the sliding sunroof is obstructed again
during closing and then reopens slightly:
XImmediately after it blocks, pull the
switch down again to the point of
resistance until the sliding sunroof is
closed
The sliding sunroof is closed without the
anti-entrapment feature.
88Panoramaroof with power tilt/sliding panel
Opening and closing

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