2014 MERCEDES-BENZ CLS COUPE door lock

Do not keep the key:
R
with electronic devices, e.g. a mobile
phone or another key
R with metallic objects, e.g. coins or metal
film
R inside metallic objects, e.g. a metal case
This can affect the key's functionality. Key functions
:
& To lock the vehicle
; F To unlock the boot lid/tailgate
= % To unlock the vehicle
X To unlock centrally: press the%but-
ton.
If you do not open the vehicle within
approximately 40 seconds of unlocking:
R the vehicle is locked again
R the anti-theft system is primed again
X To lock centrally: press the&button.
The key centrally locks/unlocks: R the doors
R the boot lid/tailgate
R the fuel filler flap
When unlocking, the turn signals flash once.
When locking, they flash three times.
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 (Y page 255).When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y
page 254). KEYLESS-GO
General notes Bear in mind that the engine can be started by
any of the vehicle occupants if there is a KEY- LESS-GO key in the vehicle.
Locking and unlocking centrally You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry the key with you. You can combine the KEY-
LESS-GO functions with the functions of a
conventional key. Unlock the vehicle by using
KEYLESS-GO, for instance, and lock it using
the & button on the key.
When locking or unlocking with KEYLESS-GO,
the distance between the key and the corre-
sponding door handle must not be greater
than 1 m.
A check which periodically establishes a radio
connection between the vehicle and the key
determines whether a valid key is in the vehi- cle. This occurs, for example:
R when the external door handles are
touched
R when starting the engine
R while the vehicle is in motion Key
83Opening and closing Z

X
To unlock the vehicle: touch the inner
surface of the door handle.
X To lock the vehicle: touch sensor sur-
face :.
X Convenience closing feature: touch
recessed sensor surface ;for an exten-
ded period.
For further information on the convenience
closing feature (Y page 97).
X To unlock the boot lid/tailgate: pull the
handle on the boot lid/tailgate.
The vehicle only unlocks the boot lid/tail-
gate. 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 fre-
quently travel alone.
X To change the setting: simultaneously
press the %and& buttons on the
key for approximately six seconds until the
battery check lamp flashes twice
(Y page 85).
i If the setting of the locking system is
changed within the signal range of the vehi- cle, pressing the &or% button:
R locks or
R unlocks the vehicle
The key now functions as follows:
X To unlock the driver's door: press the
% button once.
X To unlock centrally: press the%but-
ton twice.
X To lock centrally: press the&button. The KEYLESS-GO function is changed as fol-
lows:
X To unlock the driver's door: touch the
inner surface of the door handle on the
driver's door.
X To unlock centrally: touch the inner sur-
face of the door handle on the front-
passenger door or the rear door.
X To lock centrally: touch the outer sensor
surface on one of the door handles.
X To restore the factory settings: press
and hold down the %and& buttons
simultaneously for approximately six sec-
onds until the battery check lamp flashes
twice (Y page 85). Emergency key element
General notes If the vehicle can no longer be locked or
unlocked with the key, use the emergency
key element.
If you use the emergency key element to
unlock and open the driver's door or the boot
lid/tailgate, the anti-theft alarm system will
be triggered (Y page 78).
There are several ways to deactivate the
alarm:
X To deactivate the alarm with the key:
press the %or& button on the key.
or
X Insert the key into the ignition lock.
or
X To deactivate the alarm with KEYLESS-
GO: press the Start/Stop button in the igni-
tion lock. The key must be in the vehicle.
or
X Lock or unlock the vehicle using KEYLESS-
GO. The key must be outside the vehicle. 84
KeyOpening and closing

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 90)
R unlocking the boot (Y page 95)
R unlocking the tailgate (Y page 95)
R locking the vehicle (Y page 90)
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 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 86). Key
85Opening and closing Z

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 353).
or
X Jump-start the vehicle (Y page 355).
or
X Consult a qualified specialist workshop. The engine cannot be
started using KEYLESS-
GO. The key is in the
vehicle. The vehicle is locked.
X Unlock the vehicle and try to start the vehicle again. There is interference from a powerful source of radio waves.
X Start your vehicle with the key in the ignition lock. Doors
Important safety notes
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 from the out-
side, the double-lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle. You can deac-
tivate the double-lock function by deactivat-
ing the interior motion sensor (Y page 79).
The doors can then be opened from the inside after the vehicle has been locked from the
outside. The anti-theft alarm system is trig- gered if the door is opened from the inside.
Switch off the alarm (Y
page 78).
All countries: 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. 88
DoorsOpening and closing

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/ luggage compartment. Observe the loading
guidelines (Y page 300). Unlocking and opening the doors
from the inside
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 vehi- cle has previously been locked with the key or
with KEYLESS-GO, opening a door from the
inside will trigger the anti-theft alarm system. Switch off the alarm (Y page 78).
United Kingdom only: if the vehicle has
been locked with the key from the outside,
the double-lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle. You can deac-
tivate the double-lock function by deactivat-
ing the interior motion sensor (Y page 79).
The doors can then be opened from the inside
after the vehicle has been locked from the
outside. The anti-theft alarm system is trig-
gered if the door is opened from the inside.
Switch off the alarm (Y page 78).
For all countries: you can only open the rear
doors from inside the vehicle if they are not
secured by the child-proof locks (Y page 69). X
Pull door handle ;.
If the door is locked, locking knob :pops
up. The door is unlocked and can be
opened. Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. X
To unlock: press button :.
X To lock: press button ;.
If all the doors 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 or KEYLESS-GO.
For all countries except the United King-
dom: you can open a door from inside the
vehicle even if it has been locked.
United Kingdom only: you can only open a
door from inside the vehicle if the double lock function has been deactivated. You can deac-
tivate the double lock function by deactivat-
ing the interior motion sensor (Y page 79).
For all countries: you can only open the rear
doors from inside the vehicle if they are not
secured by the child-proof locks (Y page 69). Doors
89Opening and closing Z

If the vehicle has been locked using the lock-
ing button for the central locking, or has been locked automatically, and a door is opened
from the inside:
R the vehicle will be fully unlocked if it had
previously been fully unlocked
R 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 approximately five seconds until a tone sounds.
X To activate: press and hold button ;for
approximately 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 255). 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.
X Take the emergency key element out of the
key (Y page 85).
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 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.
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 78). 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/tailgate.
X Press the locking button (Y page 89).
X Check whether the locking knobs on the
front-passenger door and the rear doors 90
DoorsOpening and closing

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 85).
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/
tailgate are locked.
X Insert the emergency key element into the
key. Boot/luggage compartment
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/tailgate is open when the engine is run-
ning, especially if the vehicle is in motion.
There is a risk of poisoning.
Always switch off the engine before opening
the boot lid/tailgate. Never drive with the
boot lid/tailgate 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
leave persons (particularly children) unatten-
ded in the vehicle.
! The boot lid/tailgate swings upwards and
to the rear when opened. Therefore, make
sure that there is sufficient clearance
above and behind the boot lid/tailgate.
i Boot lid/tailgate opening dimensions
(Y page 407).
Stow luggage or loads preferably in the boot/ luggage compartment. Observe the loading
guidelines (Y page 300).
Do not leave the key in the boot/luggage
compartment. You could otherwise lock your- self out.
Vehicles without the boot lid remote clos-
ing feature: the boot lid can be:
R opened and closed manually from outside
R opened automatically from outside
R opened automatically from inside
R unlocked with the emergency key element
Vehicles with the boot lid remote closing feature: the boot lid can be:
R opened and closed manually from outside
R opened and closed automatically from the
outside
R opened and closed automatically from the
inside
R unlocked with the emergency key element
CLS Shooting Brake: you can:
R open and close the tailgate manually from
outside
R open and close the tailgate automatically
from outside
R open and close the tailgate automatically
from inside
R limit the opening angle of the tailgate
R unlock the tailgate using the emergency
key element Boot/luggage compartment
91Opening and closing Z

Boot lid/tailgate reversing function
The boot lid/tailgate is equipped with an
automatic reversing feature. It reacts if a solid
object obstructs or restricts the boot lid/tail-
gate during the closing procedure. The boot
lid/tailgate opens again automatically. The
automatic reversing function is only an aid
and is not a substitute for your attentiveness to the boot lid/tailgate while it is closing. G
WARNING
The reversing function does not react:
R to soft, light and thin objects, e.g. small fin-
gers
R over the last 8 mm of the closing path
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 is trapped:
R press the Fbutton on the key, or
R press the remote operating switch on the
driver's door, or
R press the closing or locking button on the
boot lid/tailgate, or
R pull the handle on the boot lid/tailgate Opening/closing from the outside
Opening Example: CLS Coupé, handle X
Press the %button on the key.
X CLS Coupé: pull handle:.
X Raise the boot lid.
CLS Shooting Brake: if you pull handle:
and keep it in this position, you can open the
tailgate manually. If you release the handle,
the tailgate opens automatically.
Closing Recess (example: CLS Coupé)
X Pull the boot lid/tailgate down using
recess :.
X CLS Shooting Brake: let the tailgate drop
into the lock.
X If necessary, lock the vehicle with the &
button on the key (Y page 83)or with KEY-
LESS-GO (Y page 83).
i If a KEYLESS-GO key is detected in the
boot/luggage compartment, the boot lid/
tailgate will not lock.
The boot lid/tailgate then opens again. Opening/closing automatically from
the outside
Important safety notes 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 92
Boot/luggage compartmentOpening and closing