lock MERCEDES-BENZ CLA COUPE 2019 User Guide

#
Alw ays activate thech ild saf ety loc ks
ins talled if children are tra velling in the
ve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe Digital Vehicle
Ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. Ve
hicles forth eUni ted Kingdom: obser vethe
impor tant sa fety no tes in the "No tes on the addi‐
tional door lock" section.
There are child saf ety loc ksforth ere ar doors
and there ar side wind ows.
The child saf ety lock on there ar doors secures
each door separatel y.The doors can no longer
be opened from the inside. #
Press the le ver in direction 1(activate) or
2 (deactivate). #
Make sure that thech ild saf ety loc ksare
wo rking properly. Ac
tivating/deactivating the child saf ety lock
fo r the rear side windo ws #
Toactivate/deacti vate:press button 2.
The rear side wind owcan be opened or
closed in thefo llowing cases:
R With indicator lamp 1lit: via the switch
on the driver's door. 74
Occupant saf ety

Key
Overview of
key functions &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could:
R Open doo rs,th ereby endangering other
persons or road users.
R Get out and be stru ck byoncoming traf‐
fi c.
R Ope rate ve hicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion, forex ample by:
R Releasing the parking brake.
R Changing the transmission position.
R Starting theve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of reach of
ch ildren. This also applies
tothe Digital Vehicle Key if the
"Digital Vehicle Key" function is activated via
Mercedes me connect.
* NO
TEDama getotheke y caused by
magnetic fields #
Keep theke yaw ay from strong mag‐
netic fields. 1
Locks
2 Battery check lamp
3 Unloc ks
4 Opening the boot lid
% The key may vary from the one shown in the
diagram, depending on theve hicle equip‐
ment.
The key loc ksand unlo cksth efo llowing compo‐
nents:
R the doors
R the boot lid
R the fuel filler flap 76
Opening and closing

The indicator lamp in
the door trim on the driv‐
er's side flashes when theve hicle is loc ked from
outside. The indicator lamp goes out if theve hi‐
cle is loc ked from inside or while theve hicle is in
motion.
If th eve hicle is not opened within appr oximately
40 seconds af ter unlocking, it loc ksagain. Anti-
th eft pr otection is primed again.
Do not keep theke yto ge ther with electronic
devices or me tal objects. This can af fect the
ke y's functionalit y.
% If battery check lamp 2does not light up
af te r pressing theÜ orß button, the
battery is dischar ged.
Changing theke y bat tery ( / page 78). Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
4 © 5
Settings 5
Vehicle #
Activate or deacti vate Acoustic lock .
% Please no
te: The selected setting
forth e acoustic locking
ve rification signal must comply wi th there le‐
va nt national road and traf fic re gulations. In
some countri es, including German y,using
th e acoustic locking verification signal is for‐
bidden bytraf fic la ws(in accordance with
§16 Para. 1 and §30 Para. 1 of the German
national road traf fic re gulations). The driver
of theve hicle must comply with these regu‐
lations. In countri es wherethe use of this
function is forbidden, this function is not
activated in theve hicle and must not be acti‐
va ted. Changing
the unlocking settings Po
ssible unlocking functions of theke y:
R cent ral unlocking
R unlocking the driver's door and fuel filler flap #
Toswitch between settings: pressthe
Ü andß buttons simultaneously for
appr oximately six seconds until the battery
ch eck lamp flashes twice. If
th e unlocking function forth e driver's door
and fuel filler flap has been selec ted:
R pressing theÜ button a second time cen‐
trally unloc kstheve hicle
R Vehicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked. Deactivating
theke y functions If
yo u do not use theve hicle or a keyfo r an
ex tended pe riod of time, you can reduce the
energy consum ption of there spective key.Todo
so, deactivate theke y functions. #
Todeactivate: presstheß button on the
ke y twice in quick succession.
The battery check lamp of theke yflashes
twice brief lyand lights up once. #
Toactivate: press any button on thekey.
% When theve hicle is star ted with theke y in
th estow age compartment of the cent recon‐
sole, theke y functions are automatical ly
activated (/ page159). Opening and
closing77

#
Press release button 2down fully and slide
co ver1 inthe direction of the ar row. #
Fold out co ver1 inthe direction of the
ar row and remo ve. #
Remo vebattery compartment 3and take
out the dischar ged batter y. #
Insert the new battery into battery compart‐
ment 3. Obser vethe positive pole marking in
the battery compartment and on the bat‐
te ry when doing this. #
Push in battery compartment 3. #
Re-attach co ver1 and push it until it
engages. Problems with
thekey Problem
Possible causes/consequences and M
MSolutions
Yo u can no lon ger lock or unlock the
ve hicle. Po
ssible causes:
R The key bat tery iswe ak or dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. #
Check the battery using the battery check lamp and replace if necessary (/ page78). #
Use the emer gency keyto lock or unlock (/ page78). #
Have theke ych ecked at a qualified specialist workshop.
Yo u ha velost a key. #
Have theke y deacti vated at a qualified specialist workshop. Opening and closing
79

Problem
Possible causes/consequences and M
MSolutions #
If necessar y,ha ve the mechanical lock changed as well. Doors
Note
s onthe additional door lock The additional door lock is only
available for
ve hicles forth eUni ted Kingdom. &
WARNING Risk of inju ryto persons
inside theve hicle when the additional
door lock is activated
If th e additional door lock is activated, the
doors can no longer be opened from the
inside.
If th ere are persons in theve hicle, they can
no longer le aveth eve hicle, e.g. in hazardous
situations. #
Never lea vepersons unattended in the
ve hicle, particularly children, elderly
persons or persons in need of help. #
Ifth ere are persons in theve hicle, do
not activate the additional door loc k. The additional door lock is automatically activa‐
te d in thefo llowing situations:
R The vehicle is loc ked using thekey.
R The vehicle is loc ked using KEYLESS-GO.
If th eve hicle has been loc ked via Mercedes me
connect, the additional door lock is not activa‐
te d.
If th e additional door lock is activated, the doors
cann otbe opened from the inside.
% After locking you can issue a signal with the
horn.
Yo u can pr eventthe additional door lock from
being activated bydeactivating interior pr otec‐
tion before locking theve hicle (/ page 99). Un
locking/opening the doors from the inside #
United Kingdom onl y:obser vethe no tes on
th e additional door lock (/ page 80). #
Pull door handle 1.80
Opening and closing

Centrally locking and unlocking
theve hicle
from the inside #
Tounlo ck:press button 1. #
Tolock: press button 2.
The indicator lamp lights up.
This does not lock or unlock the fuel filler flap. The
vehicle is not unloc ked:
R Ifyo u ha veloc kedth eve hicle using thekey.
R Ifyo u ha veloc kedth eve hicle using KEY‐
LESS-GO. Locking/unlocking
theve hicle with a Digital
Ve hicle Key Re
quirements:
R one of thefo llowing versions of the Digital
Ve hicle Key is available:
- suitable mobile phone
- Digital Vehicle Keyst icker
R theve hicle is equipped with the "Digital Vehi‐
cle Key" function.
R the "Digital Vehicle Key" function is activated
via Mercedes me connec t:http://
www.mercedes.me.
R the mobile phone is suf ficiently charge d.
% You can check the suitability of your mobile
phone byentering the phone number at
http://www.mercedes.me. Information about suitable mobile phones
can be obtained from your Mercedes-Benz
service centre or at http://www.mercedes-
benz.com/connect.
% Mercedes-Benz recommends that you car ry
th e emer gency key in case of function
re strictions.
% The function is only available in combination
with Mercedes me connect and on lyin cer‐
ta in countries.
% Protective cases around the mobile phone
can impair the functionality.
If th eve hicle has been par kedfo r longer than
two weeks, the NFC aerial in the door handle is
deactivated. #
Pull the door handle.
The NFC aerial is activated. Opening and closing
81

#
Touch the door handle on the driver's door in
th e area where NFC aerial 1is located with
th e part of the Digital Vehicle Key where the
NFC aerial is located.
The vehicle is loc ked or unloc ked alternately. If
yo u lose your Digital Vehicle Key,deactivate
th e "Digital Vehicle Key" service in Mercedes me
connect via http://www.mercedes.m e. Locking/unlocking
theve hicle with KEY‐
LESS-GO Re
quirements:
R The key is outside theve hicle.
R The dis tance between theke y and theve hicle
does not exceed 1 m.
R The driver's door and the door at which the
door handle is used are closed. #
Tounlo cktheve hicle: touch the inner sur‐
fa ce of the door handle. #
Tolock theve hicle: touch sensor sur face
1 or2. #
Convenience closing: touch recessed sen‐
sor su rface 2until the closing process has
been comple ted.
% Further information on con venience closing
(/ page 91). 82
Opening and closing

If
yo u open the boot lid from outside, the boot lid
is automatically unloc ked. Problems with KEYLESS-GO
Problem
Possible causes/consequences and M
MSolutions
Yo u can no lon ger lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes:
R The key functions ha vebeen deactivated (/ page77).
R The key bat tery iswe ak or dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. #
Activate theke y functions (/ page77). #
Check the battery using the battery check lamp and replace if necessary (/ page78). #
Use the emer gency keyto unlo ckor lock theve hicle (/ page78). #
Have theve hicle and keych ecked at a qualified specialist workshop. Ac
tivating/deactivating the automatic lo ck‐
ing feature The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. Opening and closing
83

#
Toactivate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds. #
Todeactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds.
When theve hicle is loc ked automatically, the
indicator lamp in button 2lights up. In
thefo llowing situations, there is a danger of
being loc ked out when the function is activated:
R While theve hicle is being tow star ted/
pushed.
R Ifth eve hicle is being tested on thero ller
dynamome ter. Locking/unlocking
theve hicle with the
emer gency key Locking/unlocking
the driver's door with the
emer gency key
% Ifyo u wish tolock theve hicle entirely using
th e emer gency key,firs t press the button for
locking from the inside while the driver's
door is open. Then proceed tolock the driv‐
er's door using the emer gency key. #
Insert the emer gency key as far as it will go
into opening 1inthe co ver. #
Pull and hold the door handle. #
Pull the co ver on the emer gency key as
st ra ight as possible away from theve hicle
until it releases. #
Release the door handle. 84
Opening and closing

#
Tounlo ck:turn the emer gency key anti-
clo ckwise toposition 1. #
Tolock: turnthe emer gency key clo ckwise to
position 1. #
Carefully press the co ver onto the lock cylin‐
der until it engages and is seated firm ly. Locking
the front passenger door and rear
doors with th e emergency key #
Insert a suitable object, e.g. the emer gency
ke y,into opening 1onthe door loc k. #
Tolock the left-hand side of theve hicle:
turn the emer gency key anti-clo ckwise as far
as it will go. #
Tolock theright-hand side of theve hicle:
turn the emer gency key clo ckwise as far as it
will go.
If th e loc ked door is then closed, it can no longer
be opened from outside. Boot
Opens
the boot lid &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if the
boot lid is open when the engine is running,
especially if theve hicle is in motion. #
Alw ays switch off the engine before
opening the boot lid. #
Never drive with the boot lid open. Opening and closing
85