2018 MERCEDES-BENZ CLA door lock

X
To open: pull remote operating switch C for
the trunk li du nti lt he trunk li do pe ns.
Emergenc yr eleas ef or the trunk
General notes
! The trunk li ds wi ng su pwar ds when opened.
Therefore, make sure tha tt her eiss uf ficient
clearance above the trunk lid.
The opening dimensions of the trunk li dc an be
found in the "Vehicle data" section
( Y
page 320).
If the trunk li dc an no longer be unlocked:R
using the SmartKey ,o rR
using the remote operating switch in the door
contro lp an el:
Use the emergency release on the insid eoft he
trunk lid.
Yo uc an reach the emergency release via the
trunk.
Opening X
Fol dt he rea rs ea tb ac kres tf orwards
( Y
page 240). X
Insert as ui tabl et ool D ,e .g .as crewdriver,
into opening C in the paneling.
The trunk li disr eleased. X
Ope nt he trunk lid.
Emergenc yr eleas eb uttonYo uc an open the trunk li df rom insid et he vehi-
cle with the emergency release button.
X
Press emergency release button C briefly.
The trunk li du nlocks and opens.
The trunk li dc an be unlocke da nd opene dw it h
the trunk li de mergency release when the vehi-
cle is stationary or whil ed riving.
The trunk li de mergency release does not open
the trunk li dift he battery is disconnected or
discharged.
Trunk li de mergency release light: R
Emergency release button C flashe sf or
30 minutes afte rt he trunk li diso pe ned.R
Emergency release button C flashe sf or
60 minutes afte rt he trunk li disc losed.
Side windows
Important safety notes
G WARNING
While opening the side windows ,b od yp ar ts
could become trappe db et ween the side win-
do wa nd the door frame as the side window
moves. There is ar is kofi njury.
Make sure tha tn obod yt ouche st he side win-
do wd ur ing the opening procedure. If some-Side windows 81
Opening and closing Z

body becomes trapped, release the switch or
pull the switch to close the side window again.
G WARNING
While closin gt he side windows, body parts in
the closin ga rea could become trapped. There
is ar isk of injury.
When closin gm ake sure that no parts of the
body are in the closin ga rea. 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 ar isk of injury.
Activat et he override feature for the rear side
windows. When leaving the vehicle, always
take the SmartKey with you and lock the vehi-
cle. Never leave children unsupervised in the
vehicle.
Side window reversing feature The side windows are equipped with an auto-
matic reversing feature. If as olid objec tb locks
or restrict sas ide window from traveling
upwards during the automatic closin gp rocess,
the side window opens again automatically. Dur-
ing the manual closin gp rocess, the side window
only opens again automatically after the corre-
spondin gs witch is released. The automatic
reversing feature is only an aid and is no substi-
tute for your attention when closin gas ide win-
dow.
G WARNING
The reversing feature does not react: R
to soft ,l ight and thin objects, e.g. small fin-
gers R
while resetting
This means that the reversing feature cannot
preven ts omeon eb eing trapped in these sit-
uations. There is ar isk of injury.
Make sure that no body parts are in close
proximity during the closin gp rocedure. If someon eb ecomes 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' sd oor. There is also as witch on each
door for the correspondin gs ide window.
The switches on the driver' sd oor take prece-
dence.
C
Fron tl eftD
Fron tr ight

active for fiv em inute soru ntil th ed river' so r
front-passenger door is opened.
i When th eo verride feature for th es ide win-
dows is activated ( Y
page 60) ,t he side win-
dows canno tbeo perate df ro mt he rear.
Convenience opening Vehicles with KEYLESS-GO, th eK EYLESS-
GO star tf un ction, Exclusive package or
AMG Exclusive package: you can ventilate the
vehicle before you start driving.
The SmartKey can also be used to carry out the
followin gf unction ss imultaneously:R
unlock th ev ehicleR
open th es ide windowsR
open th ep anoram ar oo fw ith power tilt/slid-
ing pane la nd th er oller sunblind
The convenience opening feature can only be
operate du sin gt he SmartKey.
The "convenience opening "f eature is also avail-
able when th ev ehicle is unlocked.X
Vehicles with Exclusive package or AMG
Exclusive package but without KEYLESS-
GO and th eK EYLESS-GO star tf un ction: for
th ef ollowin go perations ,p oin tt he tip of the
SmartKey at th ed oor handle on th ed river's
door .T he SmartKey must be close to th ed riv-
er' sd oor handle.
i Vehicles with KEYLESS-GO or th eK EY-
LESS-GO star tf un ction: th eS ma rtKey must
be in close proximit yt ot he vehicle.X
Pres sa nd hold the 6 button until th es ide
windows and th ep anoram as unroo fa re in the
desired position.
If th er oller sunblin doft he panoram ar oof
with power tilt/slidin gp ane lisc losed, the
roller sunblin diso pened first.X
Pres sa nd hold the 6 button once more
until th ep anoram ar oo fw ith power tilt/slid-
ing pane lr eaches th ed esired position.X
To interrup tc onvenience opening: release
th e 6 button. Convenience closing feature
Important safety notes
G WARNING
When th ec onvenience closin gf eature is oper-
ating, part soft he body coul db ecome trapped
in th ec losin ga rea of th es ide window and the
slidin gs unroof. Ther eisar isk of injury.
Observ et he complet ec losin gp rocedure
when th ec onvenience closin gf eature is oper-
ating. Mak es ure that no body part sa re in
close proximit yd urin gt he closin gp rocedure.
Vehicles with KEYLESS-GO, th eK EYLESS-
GO star tf un ction, Exclusive Package or
AMG Exclusive Package: at th es ame tim ey ou
can: R
loc kt he vehicle R
close th es ide windows R
close th ep anoram ar oo fw ith power tilt/slid-
ing panel
On vehicle sw ith ap anoram ar oo fw ith power
tilt/slidin gp anel, you can then close th er oller
sunblind.
i Notes on th ea utomatic reversing feature
for: R
th es ide window ( Y
page 82)R
th ep anoram ar oo fw ith power tilt/sliding
pane l( Y
page 86) R
th er oller sunblin d( Y
page 87)
Using th eS martK ey X
Vehicles with Exclusive package or AMG
Exclusive package but without KEYLESS-
GO and th eK EYLESS-GO star tf un ction: for
th ef ollowin go perations ,p oin tt he tip of the
SmartKey at th ed oor handle on th ed river's
door .T he SmartKey must be close to th ed riv-
er' sd oor handle.
i Vehicles with KEYLESS-GO or th eK EY-
LESS-GO star tf un ction: th eS ma rtKey must
be in close proximit yt ot he vehicle.X
Pres sa nd hold the 7 button until th es ide
windows and th ep anoram ar oo fw ith power
tilt/slidin gp ane la re fully closed.X
Mak es ure that all th es ide windows and the
panoram ar oo fw ith power tilt/slidin gp anel
are closed.Sid ew indows 83
Opening and closing Z

On vehicles with ap anorama roof with power
tilt/sliding panel: X
Press and hold the 7 button agai nu ntil the
roller sunblind of the panorama roof with
power tilt/sliding panel closes. X
To interrup tc onvenienc ec losing: release
the 7 button.
Using KEYLESS-GO The driver's door and the door at which the han-
dle is used, must both be closed. The SmartKey
must be outside the vehicle. The gap between
the SmartKey and the corresponding door han-
dle should not be greater than 3ft(1m ).
X
Touch recessed sensor surface C on the
door handle until the side windows and the
panorama roof with power tilt/sliding panel
are fully closed.
i Make sure you only touch recessed sensor
surface C .X
Make sure that all the side windows are
closed. X
Make sure that all the side windows and the
panorama roof with power tilt/sliding panel
are closed. On vehicles with ap anorama roof with power
tilt/sliding panel: X
Touch recessed sensor surface C on the
door handle agai nu ntil the roller sunblind of
the panorama roof with power tilt/sliding
panel closes. X
To interrup tc onvenienc ec losing: release
recessed sensor surface C on the door han-
dle.
Resetting the side windows If as ide window can no longer be closed fully,
you must reset it. X
Close all the doors. X
Turn the SmartKey to position G or H in the
ignition lock ( Y
page 122). X
Pull the corresponding switch on the door
control panel until the side window is com-
pletely closed ( Y
page 82).X
Hold the switch for an additional second.
If the side window opens agai ns lightly:X
Immediately pull the corresponding switch on
the door control panel until the side window is
completely closed ( Y
page 82).X
Hold the switch for an additional second. X
If the respective side window remains closed
after the button is released ,t hen it has been
set correctly. If this is not the case, repeat the
steps above.
Problems with the side windows
G WARNING
If you close as ide window agai ni mmediately 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 agai ntor eopen the side window.84
Side windows
Opening and closing

Folding th ee xterior mirrors in or out
electrically X
Turn th eS ma rtKey to position G or H in th e
ignition loc k( Y
page 122).X
Briefly press C .
Both exterio rm irror sf ol dinoro ut .
i Mak es ure that th ee xter io rm irror sa re
always folded out fully while driving .T hey
could otherwise vibrate .
i If you are driving faste rt ha n30m ph
(47 km/h), you can no longer fol dint he exte -
rio rm irrors.
Resetting th ee xterior mirrorsIf th eb attery has been disconnected or com-
pletely discharged, th ee xter io rm irror sm ust be
reset .T he exterio rm irror sw ill otherwise no t
fol dinw hen you select th e" Fold in mirror sw hen
locking" function in th eo n-bo ard computer
( Y
page 188). X
Turn th eS ma rtKey to position G in th ei gni-
tion loc k( Y
page 122).X
Briefly press C .
Folding th ee xterior mirrors in or out
automatically If th e" Fold in mirror sw hen locking" function is
activated in th eo n-bo ard computer
( Y
page 188): R
th ee xter io rm irror sf ol dina utomatically as
soo nasy ou loc kt he vehicl ef ro mt he outside .R
th ee xter io rm irror sf ol do ut again automati-
call yass oo nasy ou unlock th ev ehicl ea nd
then open th ed river' sorf ront-pa ssenger
door . i If th ee xter io rm irror sh ave been folded in
manually, they do no tf ol do ut .
Exterior mirror pushed out of position If an exterio rm irror has been pushed out of
position ,p rocee dasf ollows :X
Vehicles without electricall yf olding exte-
rior mirrors : mov et he exterio rm irror int o
th ec orre ct position manually. X
Vehicles with electricall yf olding exterior
mirrors : press and hold mirror-foldin gb utto n
( Y
page 97 )u ntil yo uh ea rt he mirror click into
place.
The mirror housing is engaged agai na nd you
can adjus tt he exterio rm irrors as usual
( Y
page 96).
Automati ca nti-glare mirrors
G WARNING
Electrolyte ma ye scape if the glas sinana ut o-
matic anti-glare mirror breaks .T he electrolyte
is harmfu la nd causes irritation. It must not
come into contact with your skin, eyes, res-
piratory organs or clothing or be swallowed.
There is ar is kofi njury.
If yo uc ome into contact with the electrolyte,
observe the following: R
Rinse off the electrolyte from your skin
immediatel yw it hw at er.R
Immediately rins et he electrolyte ou to f
your eyes thoroughl yw it hc lean water.R
If the electrolyte is swallowed, immediately
rins ey ou rm outh ou tt horoughly. Do not
induce vomiting. R
If electrolyte come si nto contact with your
ski norh ai roriss wallowed, see km edical
attentio ni mmediately. R
Immediately change ou tofc lothing which
ha sc ome into contact with electrolyte. R
If an allergi cr eactio no ccurs, see km edical
attentio ni mmediately.
The "Automatic anti-glare mirrors "f unctio ni s
onl ya vailable if the vehicl eise quippe dw it ht he
"Mirrors package". Mirrors 97
Seats, steering wheel an dm irrors Z

! Do not warm up the engine with the vehicle
stationary. Drive off immediately .A void high
engine speeds and driving at full throttle until
the engine has reached its operating temper-
ature.
Only shift the automatic transmission to the
desired drive position when the vehicle is sta-
tionary.
Where possible ,a void spinning the drive
wheels when pulling awa yons lippery roads.
You could otherwise damage the drive train.
! Mercedes-AMG vehicles: avoid full-load
operation and engine speeds greater than
5000 rpm when the engine is cold. This helps
to protect the engine and avoids uncomfort-
able driving.
Key positions
SmartKey
Z
To remove the SmartKey
(shift the transmission to position ] )G
Power suppl yf or some consumers, such as
the windshiel dw ipersH
Ignition (power suppl yf or all consumers)
and drive position
I
To start the engine
i The SmartKey can be turned in the ignition
lock even if it is not the correct SmartKey for
the vehicle. The ignition is not switched on.
The engine cannot be started. Start/Stop button General notes Vehicles with KEYLESS-GO are equipped with
SmartKeys featuring the integrated KEYLESS-
GO function and ad etachable Start/Stop but-
ton.
Ac heck which periodically establishes ar adio
connection between the vehicle and the Smart-
Key determines whether av alid SmartKey is in
the vehicle. This occurs, for example, when
starting the engine.
When you insert the Start/Stop button into the
ignition lock, the system needs approximately
two seconds recognition time. You can then use
the Start/Stop button.
Pressing the Start/Stop button several times in
succession corresponds to the different Smart-
Key positions in the ignition lock. This is only the
case if you are not depressing the brake pedal.
If you depress the brake pedal and press the
Start/Stop button, the engine starts immedi-
ately.
To start the vehicle without actively using the
SmartKey: R
the Start/Stop button must be inserted in the
ignition lock R
the SmartKey must be in the vehicle R
the vehicle must not be locked with the
SmartKey or KEYLESS-GO ( Y
page 71)
Do not keep the KEYLESS-GO key: R
with electronic devices, e.g. am obile phone
or another SmartKey. R
with metallic objects, e.g. coins or metal foil. R
inside metallic objects, e.g. am etal case.
This can affect the functionality of KEYLESS-GO.
If you lock the vehicle with the SmartKey remote
control or with KEYLESS-GO, after as hort time:R
you will not be able to switch on the ignition
with the Start/Stop button. R
you will no longer be able to start the engine
with the Start/Stop button until the vehicle is
unlocked again.
If you lock the vehicle centrally using the button
on the front door ( Y
page 76), you can continue
to start the engine with the Start/Stop button.
The engine can be switched off while the vehicle
is in motion by pressing and holding the Start/
Stop button for three seconds. This function122
Driving
Driving and parking

operates independently of the ECO start/stop
automatic engine switch-off function.
Key positions with the Start/Stop button
C
Start/Stop buttonD
Ignition lock
As soon as the ignition is switched on, all the
indicator lamps in the instrument cluster light
up.
For further information on situations in which an
indicator lamp either fails to go out after the
engine is started or lights up while driving,
please refer to "Warning and indicator lamps in
the instrument cluster" ( Y
page 219).
If Start/Stop button C has not yet been
pressed, this is the same as the SmartKey being
removed from the ignition. X
To switch on the power supply: press
Start/Stop button C once.
The power supply is switched on. You can now
activate the windshield wipers, for example.
The power supply is switched off again if: R
the driver's door is opened and R
you press Start/Stop button C twice when in
this position X
To switch on the ignition: press Start/Stop
button C twice.
The ignition is switched on.
If you press Start/Stop button C once when
in this position, the ignition is switched off
again.
Removing the Start/Stop button
You can remove the Start/Stop button from the
ignition lock and start the vehicle as normal
using the SmartKey.
You can only switch between Start/Stop button
mode and SmartKey operation when the vehicle
is stationary. You must also engage park position ] .X
Remove Start/Stop button C from ignition
lock D .
You do not have to remove the Start/Stop but-
ton from the ignition lock when you leave the
vehicle. You should, however, alway st ake the
SmartKey with you when leaving the vehicle. As
long as the SmartKey is in the vehicle: R
the vehicle can be started using the Start/
Stop button R
the electrically powered equipment can be
operated
Starting the engine
Important safety notes
G WARNING
If children are left unsupervised in the vehicle,
they could: R
open the doors, thus endangering other
people or road users. R
get out and disrupt traffic. R
operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they: R
release the parking brake. R
shifting the automatic transmission out of
park position P R
Start the engine.
There is ar isk of an accident and injury.
When leaving the vehicle, alway st ake 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.
G WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There
is ar isk of fatal injury. Therefore never leave
the engine runnin gine nclosed spaces with-
out sufficient ventilation. Driving 123
Driving and parking Z

G WARNING
Flammable materials introduced through
environmental influence or by animals can
ignite if in contact with the exhaust system or
parts of the engine that hea tu p. There is ar isk
of fire.
Carry out regular checks to make sure that
there are no flammable foreig nm aterials in
the engine compartment or in the exhaust
system.
General notes During ac old start, the engine runs at higher
speeds to enabl et he catalytic converter to
reach its operating temperature. The sound of
the engine may change during this time.
Automatic transmission X
Shift the transmission to position ]
( Y
pag e1 30).
The transmission position display in the mul-
tifunction display shows P ( Y
pag e1 30).
i You can start the engine in transmission
position ] and \\ .
Starting procedure with the SmartKey To start the engine using the SmartKey instead
of the Start/Stop button, pul lt he Start/Stop
button out of the ignitio nl ock.X
Turn the SmartKey to position I in the igni-
tion lock ( Y
pag e1 22) and release it as soon
as the engine is running.
Starting procedure with the Start/Stop
button The Start/Stop button can be used to start the
vehicl em anually without inserting the SmartKey
into the ignitio nl ock. The Start/Stop button
must be inserted in the ignitio nl ock and the
SmartKey must be in the vehicle. This mode for
starting the engine operates independently of
the ECO start/stop automatic engine start func-
tion.
You can start the engine if av ali dS martKey is in
the vehicle. Switch off the engine and always
take the SmartKey with you when leaving the vehicle, even if you only leave it for as hort time.
Pay attention to the important safety notes. X
Depress the brake peda la nd keep it
depressed. X
Press the Start/Stop button once
( Y
pag e1 22).
The engine starts.
Starting procedure via smartphone Observe the important safety notes on starting
the engine ( Y
pag e1 23).
You can als os tart you re ngine via you rs mart-
phone from outside the vehicle. In this case, the
previousl ys elected climate control setting is
activated. In this way you can cool or heat the
interior of the vehicl eb efore starting the jour-
ney.
Only start the engine via you rs martphone if it is
safe to start and run the engine where you rv ehi-
cle is parked.
Observe the lega ls tipulations in the area where
you rv ehicl eisp arked .E ngine start via smart-
phone may be limited to certain countries or
regions.
You can execute am aximu moft wo consecutive
starting attempts via you rs martphone. If you
insert the SmartKey into the ignitio nl ock, you
can carry out two more starting attempts.
Once you have started the engine, you can
switch the engine off via you rs martphone at any
time.
You can only start the engine via you rs mart-
phone if: R
the SmartKey is in the ignitio nl ockR
park position ] is selectedR
the accelerator peda lisn ot depressedR
the anti-theft alarm system is not activated R
the pani ca larm is not activated R
the hazard warning lamp sa re switched offR
the hood is closed R
the doors are closed and locked R
the windows and sliding sunroof are closed
Also make sure that: R
the fuel tank is sufficiently filled R
the starter battery is sufficiently charged
G WARNING
Limbs coul dbec rushe dort rappe dift he
engine is started unintentionally during ser-124
Driving
Driving and parking