2014 MERCEDES-BENZ CLA alarm

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 theand\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\norbutton:
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 theand\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 theor\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
SmartKey73
Opening and closing
Z

XTo unlock a front door:pull door
handle.
Locking knobpops up.
The door is unlocked and can be opened.
XTo open a front door:pull door
handle.
XTo unlock a rear door:pull up locking
knob.
The door is unlocked and can be opened.
XTo open a rear door:pull door handle.
You can open a door from inside the vehicle
evenifithas been locked. You can open the
rear doors from inside the vehicle unless they
are secured by the child-proof lock
(Ypage 60).
If the vehicle has previously been locked with
the SmartKey, openingadoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Ypage 70).
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. This can be useful if you wish
to lock the vehicle before pulling away, for
example.
XTo unlock:press button.
XTo lock:press button.
If all the doors and the trunk lid are closed,
the vehicle locks.
Meanwhile, the fuel filler flap will not be
locked or unlocked.
You cannot unlock the vehicle centrally from
the inside if the vehicle has been locked with
the SmartKey.
You can open a door from inside the vehicle
even if it has been locked. You can open the
rear doors from inside the vehicle unless they
are secured by the child-proof lock
(Ypage 60).
If the vehicle has previously been locked with
the SmartKey, openingadoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Ypage 70).
If the vehicle has been locked using the
locking button for the central locking, or has
been locked automatically, and a door is
opened from the inside:
Rthe vehicle will be fully unlocked if it had
previously been fully unlocked
Ronly the door which has been opened form
the inside is unlocked if only the driver's
door had been previously unlocked
78Doors
Opening and closing

Automatic locking feature
XTo deactivate:press and hold button
for about five seconds until a tone sounds.
XTo activate:press and hold buttonfor
about five seconds until a tone sounds.
iIf you press one of thetwo buttons and
do not hear a tone, the relevant setting has
already been selected.
The vehicle is locked automatically when the
ignitionis switched on and the wheels are
turning.
You could therefore lock yourselfout if:
Rthe vehicle is being pushed.
Rthe vehicle is being towed.
Rthe vehicle is on a roller dynamometer.
You can also switch the automatic locking
function on and off using the on-board
computer (Ypage 208).
Unlocking the driver's door
(mechanical key)
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-theftalarm
system will be triggered (Ypage 70).
XTake the mechanical key out of the
SmartKey (Ypage 73).
XInsert the mechanical key into the lock of
the driver's door as far as it will go.
XTurn the mechanical key counter-clockwise
to position.
The door is unlocked.
XTurn the mechanical key back and remove
it.
XInsert the mechanical key into the
SmartKey.
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
XOpen the driver's door.
XClose the front-passenger door, the rear
doors and the trunk lid.
XPress the locking button (Ypage 78).
XCheck whether the locking knobs on the
front-passenger door and the rear doors
are still visible. Press down the locking
knobs manually, if necessary (Ypage 77).
XClose the driver's door.
XTake the mechanical key out of the
SmartKey (Ypage 73).
XInsert the mechanical key into the lock of
the driver's door as far as it will go.
Doors79
Opening and closing
Z

XTurn the mechanical key clockwise as far
as it will go to position.
XTurn the mechanical key back and remove
it.
XMake sure that the doors and the trunk lid
are locked.
XInsert the mechanical key into the
SmartKey.
iIf you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not armed.
Trunk
Important safety notes
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
a risk 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 extreme heat or
cold, there is a risk 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.
iThe opening dimensions of the trunk lid
can be found in the "Vehicle data" section
(Ypage 351).
You should preferably place luggage or loads
in the cargo compartment. Observe the
loading guidelines (Ypage 254).
Do not leave the SmartKey in the trunk. You
could otherwise lock yourself out.
The trunk lid can be:
Ropened and closed manually from outside
Runlocked from inside with the mechanical
key
Opening/closing manually from
outside
Opening
XPress thebutton on the SmartKey.
XPull handle.
XRaise the trunk lid.
80Trunk
Opening and closing

However, only the law enforcement agency
is informed of the location of the vehicle.
iIf the anti-theft alarm system is activated
for longer than 30 seconds,the Mercedes-
Benz Customer Assistance Center is
automatically informed.
Vehicle remote malfunction diagnosis
With the vehicle remote malfunction
diagnosis (Vehicle Health Check), the
Customer Assistance center can provide
improved support for problems with your
vehicle. During an existing call, vehicle data
is transferred to the Customer Assistance
center. The customer service representative
can use the received data to decide what kind
of assistance is required.You are then, for
example, guided to the nearest authorized
Mercedes-Benz Center or a recovery vehicle
is called.
If vehicle data needs to be transferred during
an MB Info call or a Roadside Assistance call,
this is initiated by the Customer Assistance
center. You will see theRoadside
Assistance Connectedmessage in the
COMAND display.Ifthe vehicle remote
malfunction diagnosis can be started, the
Request for vehicle diagnosis
received. Start vehicle diagnosis?
message appears in the display.
XConfirm the message withYes.
XWhen theVehicle Diagnosis Please
start ignitionmessage appears, turn
the SmartKey to position2in the ignition
lock (Ypage 137).
XWhen thePlease follow the
instructionsreceivedbyphoneand
move your vehicle to a safe
position.message appears, follow the
customer service representative's
instructions.
The message in the display disappears.
If you selectCancel, the vehicle remote
malfunction diagnosis is canceled
completely.
The vehicle operating state check begins.
You will see theVehicle diagnosis
activated.message.
When the diagnosis is completed, theSend
vehicle diagnostics data//(Voice
connection may be//interrupted
duringdatatransfer)message appears.
The vehicle data can now be sent to the
Customer Assistance center.
XPressOKto confirm the message.
The voice connection with the Customer
Assistance center is terminated.
You will see theVehicle Diagnosis:
Transferring data...message.
The vehicle data is sent to the Customer
Assistance center.
Depending on what the customer service
representative agreed with you, the voice
connection is re-established after the transfer
is complete. If necessary, you will be
contacted at a later time by another means,
e.g. by e-mail or phone.
Further functions of the vehicle remote
malfunction diagnosis include, for example:
Rtransfer of service data to the Customer
Assistance center. Ifaservice is overdue,
the COMAND display shows a message
about various special offers at your
workshop.
Rmonthly status information e-mail on oil
level, air pressure, maintenance, brakes,
etc.Ifapplicable, you will receive
information on special offers in the e-mail.
USA only: this information can also be
called up under "Owners Online" at http://
www.mbusa.com.
Information on the data stored in the vehicle
(Ypage 26).
Information on Roadside Assistance
(Ypage 23).
Features271
Stowage and features
Z

Downloading routes
Downloading routes allows you to transfer
and save predefined routes in the navigation
system. To do this, an SD memory card must
be inserted into the COMAND system. If no
SD memory card is inserted, you mustinsert
the card into the card slot on the COMAND
system before saving.
Aroute can be prepared and sent either by a
customer service representative or via the
mbrace portal on the Internet.
Each route can include up to 20 way points.
Once a route has been received by the
navigation system, you will see the name>hasbeensavedtomemorycard.
Do you want to start route
guidance?message in the COMAND display.
The route is saved to the SD memory card.
XTo start route guidance:selectYes.
An overview of the route is shown in the
display.
iIf you selectNo, the saved route can be
called up later via the navigation menu.
XSelectStart.
Route guidance is started.
iDownloaded and saved data can be called
up again in COMAND.
You can find further information in the
separate COMAND Operating Instructions.
Speed alert
You can define the upper speed limit, which
must not be exceeded by the vehicle.
If this selected speed is exceeded by the
vehicle, a message will be sent to the
Customer Assistance center. The Customer
Assistance center then forwards this
information to you.
You can select the way in which you receive
this information beforehand. Possible options
include text message, e-mail or an automated
call.
The data you receive contains the following
information:
Rthe location where the speed limit was
exceeded
Rthe time at which the speed limit was
exceeded
Rthe selected speed limit which was
exceeded
Geo fencing
Geo fencing allows you to select areas which
the vehicle should not enter or leave. You will
be informed if the vehicle crosses the
boundaries of the selected areas. You can
select the way in which you receive this
information beforehand. Possible options
include text message, e-mail or an automated
call.
The area can be determined as either a circle
or a polygon with a maximum of ten corners.
You can specify up to ten areas
simultaneously. Different settings are
possible for each area.
USA only: these settings can be called up
under "Owners Online" at http://
www.mbusa.com.
Alternatively, you can trigger an MB Info call
and inform the customer service
representative that you wish to activate geo
fencing.
Currently inactive areas can be activated by
text message.
Triggering the vehicle alarm
With this function, you can trigger the
vehicle's panic alarm via text message. An
alarm sounds and the exterior lighting
flashes. Depending on the setting, the panic
alarm lasts five or ten seconds. Afterwards,
the alarm switches off.
272Features
Stowage and features