lock MERCEDES-BENZ CLA COUPE 2013 Owner's Guide

There are several ways to deactivate the
alarm:
X Press the %or& button on the key.
or X Insert the key into the ignition lock.
If you unlock the vehicle using the emergency
key element, the fuel filler flap will not be
unlocked automatically.
X To unlock the fuel filler flap: insert the
key into the ignition lock.
Removing the emergency key element X
Push release catch :in the direction of
the arrow and at the same time, remove
emergency key element ;from the key.
For further information about: R unlocking the driver's door (Y page 85)
R unlocking the boot (Y page 88)
R locking the vehicle (Y page 86)
Inserting the emergency key element X
Push emergency key element ;com-
pletely into the key until it engages, and
release catch :is back in its basic posi-
tion. Battery of the key
Important safety notes G
WARNING
Batteries contain toxic and corrosive substan- ces. 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. H
Environmental note Batteries contain pollutants.
It is illegal to dispose of them
with the household rubbish.
They must be collected sep-
arately and disposed of in anenvironmentally responsible
recycling system. Dispose of batteries in an
environmentally responsible
manner. Take discharged
batteries to a qualified spe-
cialist workshop or to a col-
lection point for used batter-
ies.
Mercedes-Benz recommends that you have
the batteries replaced at a qualified specialist workshop.
Checking the battery 80
KeyOpening and closing

X
Press the &or% button.
The battery is working properly if battery
check lamp :lights up briefly.
The battery is discharged if battery check
lamp :does not light up briefly.
X Replace the battery (Y page 81).
i If the key battery is checked within the
signal reception range of the vehicle, press- ing the &or% button:
R locks or
R unlocks the vehicle
i You can obtain a battery from any quali-
fied specialist workshop.
Replacing the battery You require a CR 2025 3 V cell battery.
X Take the emergency key element out of the
key (Y page 79). X
Press emergency key element ;into the
opening in the key in the direction of the
arrow until battery tray cover :opens.
While doing so, do not hold cover :shut.
X Remove battery tray cover :. X
Repeatedly tap the key against your palm
until battery =falls out.
X Insert the new battery with the positive ter-
minal facing upwards. Use a lint-free cloth
to do so.
X Make sure that the surface of the battery is
free of lint, grease and other contamina-
tion.
X First insert the front tabs of battery tray
cover :into the housing; then press to
close it.
X Insert the emergency key element into the
key (Y page 79).
X Check the function of all key buttons on the
vehicle. Key
81Opening and closing Z

Problems with the key
Problem
Possible causes/consequences and
M
MSolutions You cannot lock or
unlock the vehicle
using the key. The key battery is discharged or nearly discharged.
X Try again to lock/unlock the vehicle using the remote control
function of the key. Point the tip of the key at the driver's door
handle from close range and press the %/& button.
If this does not work: X Check the key battery and replace it if necessary (Y page 81).
X Lock (Y page 85) or unlock (Y page 86) the vehicle using the
emergency key element. There is interference from a powerful source of radio waves.
X Try again to lock/unlock the vehicle using the remote control
function of the key. Point the tip of the key at the driver's door
handle from close range and press the %/& button. The key is faulty.
X Lock (Y page 85) or unlock (Y page 86) the vehicle using the
emergency key element.
X Have the key checked at a qualified specialist workshop. You have lost a key. X
Have the key deactivated at a qualified specialist workshop.
X Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. You have lost the emer-
gency key element. X
Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. 82
KeyOpening and closing

Problem
Possible causes/consequences and
M
MSolutions The engine cannot be
started using the key. The on-board voltage is too low.
X Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X Check the starter battery and charge it if necessary
(Y page 312).
or
X Jump-start the vehicle (Y page 316).
or
X Consult a qualified specialist workshop. The engine cannot be
started using the key. The steering lock is mechanically blocked.
X Remove the key and reinsert it into the ignition lock. While doing
this, turn the steering wheel in both directions. Doors
Important safety notes
G
WARNING
If children are left unsupervised in the vehicle, they could:
R open doors, thereby endangering other per-
sons or road users
R get out and be struck by oncoming traffic
R operate vehicle equipment and become
trapped, for example
In addition, the children could also set the
vehicle in motion, for example, if they:
R release the parking brake
R shift the automatic transmission out of park
position P or shift manual transmission into
neutral
R start the engine
There is a risk of an accident and injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children and animals unattended in the vehi-
cle. Keep the keys out of the reach of children. G
WARNING
If persons (particularly children) are exposed
to heat or cold for a prolonged period, there is a risk of serious or even fatal injuries. Never
leave persons (particularly children) unatten-
ded in the vehicle.
Stow luggage or loads preferably in the boot. Observe the loading guidelines (Y page 276).
United Kingdom only: G
WARNING
When the double locks are activated, the
doors can no longer be opened from the
inside. People in the vehicle can no longer get out, e.g. in hazardous situations. There is a
risk of injury.
Therefore, do not leave any people unsuper-
vised in the vehicle, particularly children, eld-
erly people or people in need of special assis-
tance. Do not activate the double lock when
people are in the vehicle.
If the vehicle has been locked with the key,
the double lock function is activated as stand-
ard. It is then not possible to open the doors
from inside the vehicle. You can deactivate
the double lock function by deactivating the Doors
83Opening and closing Z

interior motion sensor (Y
page 74). The doors
can then be opened from the inside after the vehicle has been locked from the outside. You
can open the rear doors from inside the vehi- cle if they are not secured by the child-proof
locks (Y page 63). The anti-theft alarm system
is triggered if the door is opened from the
inside. Switch off the alarm . Unlocking and opening the doors
from the inside
i When a door is opened, the side window
on that side opens slightly. When the door
is closed, the side window is raised again.
! The side windows will not open/close if
the battery is discharged or if the side win- dows have iced up. It will then not be pos-
sible to close the door. Do not attempt to
force the door to close. You could other-
wise damage the door or the side window. X
Pull door handle ;.
If the door is locked, locking knob :pops
up. The door is unlocked and opens.
For all countries except the United King-
dom:
You can open a door from inside the vehicle
even if it has been locked.
If the vehicle has previously been locked with
the key, opening a door from the inside will
trigger the anti-theft alarm system. Switch off
the alarm (Y page 73). You can open the rear doors from inside the
vehicle if they are not secured by the child-
proof locks (Y
page 63).
Only for the United Kingdom: if the vehicle
has been locked with the key, the double lock
function is activated as standard. It is then not
possible to open the doors from inside the
vehicle. You can deactivate the double lock
function by deactivating the interior motion
sensor (Y page 74). The doors can then be
opened from the inside after the vehicle has
been locked from the outside. You can open
the rear doors from inside the vehicle if they
are not secured by the child-proof locks
(Y page 63). The anti-theft alarm system is
triggered if the door is opened from the
inside. Switch off the alarm (Y page 73). 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. X
To unlock: press button :.
X To lock: press button ;.
If all the doors and the boot lid are closed,
the vehicle locks.
This does not lock or unlock the fuel filler flap. You cannot unlock the vehicle centrally from
the inside if the vehicle has been locked with
the key.
For all countries except the United King-
dom: 84
DoorsOpening and closing

You can open a door from inside the vehicle
even if it has been locked.
If the vehicle has previously been locked with the key, opening a door from the inside will
trigger the anti-theft alarm system. Switch off
the alarm (Y page 73).
You can open the rear doors from inside the
vehicle if they are not secured by the child-
proof locks (Y page 63).
When a locked door is opened from inside the vehicle, the previous unlocking process will
be observed if the vehicle has been:
R locked with the locking button for the cen-
tral locking or
R locked automatically
Tthe vehicle will be fully unlocked if it had
previously been fully unlocked. Only the door which has been opened form the inside is
unlocked if only the driver's door had been
previously unlocked.
Only for the United Kingdom: if the vehicle
has been locked with the key, the double lock
function is activated as standard. It is then not possible to open the doors from inside the
vehicle. You can deactivate the double lock
function by deactivating the interior motion
sensor (Y page 74). The doors can then be
opened from the inside after the vehicle has
been locked from the outside. You can open
the rear doors from inside the vehicle if they
are not secured by the child-proof locks
(Y page 63). The anti-theft alarm system is
triggered if the door is opened from the
inside. Switch off the alarm (Y page 73).
When a locked door is opened from inside the vehicle, the previous unlocking process will
be observed if the vehicle has been:
R locked with the locking button for the cen-
tral locking or
R locked automatically
Tthe vehicle will be fully unlocked if it had
previously been fully unlocked. Only the door which has been opened form the inside is
unlocked if only the driver's door had been
previously unlocked. Automatic locking feature
X
To deactivate: press and hold button :
for about five seconds until a tone sounds.
X To prime: press and hold button ;for
about five seconds until a tone sounds.
i If you press one of the two buttons and do
not hear a tone, the relevant setting has
already been selected.
The vehicle is locked automatically when the
ignition is switched on and the wheels are
turning.
You could therefore be locked out if:
R the vehicle is being pushed.
R the vehicle is being towed.
R the vehicle is being tested on a dynamom-
eter.
You can also switch the automatic locking
function on and off using the on-board com-
puter (Y page 229). Unlocking the driver's door (emer-
gency key element)
If the vehicle can no longer be unlocked with
the key, use the emergency key element.
If you use the emergency key element to
unlock and open the driver's door, the anti-
theft alarm system will be triggered
(Y page 73). Doors
85Opening and closing Z

X
Take the emergency key element out of the
key (Y page 79).
X Insert the emergency key element into the
lock of the driver's door as far as it will go. X
Turn the emergency key element anti-
clockwise as far as it will go to position 1.
The door is unlocked.
i On right-hand-drive vehicles, turn the
emergency key element clockwise.
X Turn the emergency key element back and
remove it.
X Insert the emergency key element into the
key (Y page 79). Locking the vehicle (emergency key
element)
If the vehicle can no longer be locked with the key, use the emergency key element.
X Open the driver's door.
X Close the front-passenger door, the rear
doors and the boot lid.
X Press the locking button (Y page 84).
X Check whether the locking knobs on the
front-passenger door and the rear doors
are still visible. Press down the locking
knobs by hand, if necessary.
X Close the driver's door.
X Take the emergency key element out of the
key (Y page 79).
X Insert the emergency key element into the
lock of the driver's door as far as it will go. X
Turn the emergency key element clockwise
as far as it will go to position 1.
i On right-hand-drive vehicles, turn the
emergency key element anti-clockwise.
X Turn the emergency key element back and
remove it.
X Make sure that the doors and the boot lid
are locked.
X Insert the emergency key element into the
key (Y page 79).
i If you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not primed. Boot
Important safety notes
G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the boot
lid is open when the engine is running, espe-
cially if the vehicle is in motion. There is a risk of poisoning.
Always switch off the engine before opening
the boot lid. Never drive with the boot lid
open. G
WARNING
If persons (particularly children) are exposed
to heat or cold for a prolonged period, there is a risk of serious or even fatal injuries. Never 86
BootOpening and closing

leave persons (particularly children) unatten-
ded in the vehicle.
! The boot lid swings upwards when
opened. Therefore, make sure that there is sufficient clearance above the boot lid.
i The opening dimensions of the boot lid
can be found in the "Vehicle data" section
(Y page 362).
Stow luggage or loads preferably in the boot.
Observe the loading guidelines (Y page 276).
Do not leave the key in the boot. You could
otherwise lock yourself out.
The boot lid can be:
R opened and closed manually from outside
R opened automatically from outside
R opened automatically from inside
R unlocked from the inside with the emer-
gency key element Opening and closing manually from
outside
Opening X
Press the %button on the key. X
Pull handle :.
X Raise the boot lid. Closing
X
Pull down the boot lid using handle :.
X Let the boot lid drop into the lock.
X If necessary, lock the vehicle with the &
button on the key. Opening automatically from outside
General notes !
The boot lid swings upwards when
opened. Therefore, make sure that there is sufficient clearance above the boot lid.
i Opening dimensions of the boot lid
(Y page 362).
Opening You can open the boot lid automatically using
the key or the handle in the boot lid.
X Press and hold the Fbutton on the key
until the boot lid opens.
or
X If the boot is unlocked, pull the boot lid
handle and release it again immediately. Opening automatically from inside
General notes !
The boot lid swings upwards when
opened. Therefore, make sure that there is sufficient clearance above the boot lid. Boot
87Opening and closing Z

i
The opening dimensions of the boot lid
can be found in the "Vehicle data" section
(Y page 362).
Opening You can open the boot lid from the driver's
seat when the vehicle is stationary and
unlocked.
X To open: pull remote operating switch for
boot lid :until the boot lid opens. Emergency release
If the boot lid can no longer be opened from
outside the vehicle, use the emergency
release on the inside of the boot lid.
! The boot lid swings upwards when
opened. Therefore, make sure that there is sufficient clearance above the boot lid.
i The opening dimensions of the boot lid
can be found in the "Vehicle data" section
(Y page 362).
You can reach the emergency release via the boot. Fold the rear backrests forward
(Y page 280). X
Insert suitable tool ;, e.g. a screwdriver,
horizontally on the left-hand side into emer- gency release slot :.
X Push tool ;evenly in the direction of the
arrow and open the boot lid.
i When you lock the vehicle (Y
page 86),
the boot is also locked. Side windows
Important safety notes
G
WARNING
While closing the side windows, body parts in the closing area could become trapped. There is a risk of injury.
When closing make sure that no parts of the
body are in the closing area. If somebody
becomes trapped, release the switch or press
the switch to open the side window again. G
WARNING
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
take the key with you and lock the vehicle.
Never leave children unattended in the vehi-
cle. 88
Side windowsOpening and closing

Side window reversing feature
The side windows are equipped with an auto- matic reversing feature. If a solid object
blocks or restricts a side window from trav-
elling upwards during the automatic closing
process, the side window opens again auto-
matically. During the manual closing process,
the side window only opens again automati-
cally after the corresponding switch is
released. The automatic reversing feature is
only an aid and is no substitute for your atten- tion when closing a side window. G
WARNING
The reversing function does not react:
R to soft, light and thin objects, e.g. small fin-
gers
R while resetting
This means that the reversing feature cannot
prevent someone being trapped in these sit-
uations. There is a risk of injury.
When closing, make sure that no parts of the
body are in the closing area. If someone
becomes trapped, press the switch to open
the side window again. Opening and closing the side win-
dows
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 prec-
edence. :
Front left
; Front right
= Rear right
? Rear left
i The side windows cannot be operated
from the rear when the override feature for
the side windows is activated (Y page 63).
X Turn the key to position 1or 2in the ignition
lock.
X To open manually: press and hold the cor-
responding button.
X To open fully: press the button beyond the
point of resistance and release it.
Automatic operation is started.
X To close manually: pull the corresponding
button and hold it.
X To close fully: pull the button beyond the
point of resistance and release it.
Automatic operation is started.
X To interrupt automatic operation:
press/pull the corresponding switch again.
i If you press/pull the switch beyond the
point of resistance, automatic operation is
started in the corresponding direction. You
can stop automatic operation by pressing/ pulling again.
i You can continue to operate the side win-
dows after switching off the engine or
removing the key. This function remains
active for five minutes or until the driver's
or front-passenger door is opened. Side windows
89Opening and closing Z