engine MERCEDES-BENZ CLA COUPE 2019 User Guide

Exterior lighting
Note
s onchanging the lights when driving
abroad It is not necessary
tochange the headlamps.
The legal requirements are also met in countries
in which traf fic drives on theot her side of the
ro ad. Information about lighting sy
stems and your
re sponsibility The
various lighting sy stems of theve hicle are
only aids. The driver of theve hicle is responsible
fo r cor rect vehicle illumination in accordance
with the pr evailing light and visibility conditions,
legal requirements and traf fic situation. Light switch
Ope
rating the light switch 1
W Left-hand pa rking lights
2 X Right-hand parking lights
3 T Standing lights and licence plate light‐
ing
4 Ã Automatic driving lights (prefer red light
switch position) 5
L Low beam / high beam
6 R Switches there ar fog lights on/off
When low beam is activated, the indicator lamp
fo rth est anding lights Tis deactivated and
re placed bythe low beam indicator lamp L. #
Alw ays park your vehicle safely and in a well-
lit area, in accordance with there leva nt le gal
st ipulations.
* NO
TEBattery discharging byoperating
th est anding lights Operating
thest anding lights over a period of
hours puts a stra in on the batter y. #
Where possible, switch on the
ri ght X or left Wparking light. In
the case of se vere battery discharging, the
st anding lights or parking lights are automati‐
cally swit ched off tofacilitate the next engine
st art.
The exterior lighting (e xcept standing and park‐
ing lights) swit ches off automatically when the
driver's door is opened. 12 8
Light and sight

#
Remo vethe pr otective film 1 from the
maintenance display on the tip of the newly
fi tted wiper blades.
If th e colour of the maintenance display changes
from black to yellow, the wiper blades should be
re placed.
% The duration until the colour changes varies
depending on the usage conditions. Mir
rors Operating
the outside mir rors &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of accident due tomis‐
judgement of dis tances when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear.
As a result, you may misjud gethe dis tance
between you and thero ad user driving
behind you, e.g. when changing lanes. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. #
Tofold in or out: brieflypress button 2. #
Toset:press button 1or3 toselect the
outside mir rorto be adjus ted. #
Press button 4toadjust the position of the
mir rorgl ass. 14 2
Light and sight

%
Ifth e battery has been disconnected or com‐
ple tely discharged, you will ha vetoreset the
outside mir rors. Only then will the automatic
mir rorfo lding function workproperly. #
Toadjus t:briefly press button 2.
An outside mir rorth at has been pushed out of
position can be engaged in position again as fol‐
lo ws: #
Vehicles without electrical lyfolding out‐
side mir rors: manually mo vethe outside
mir ror into the cor rect position. #
Vehicles with electrical lyfolding outside
mir rors: press and hold button 2.
Yo u will hear a click and the mir ror will audi‐
bly engage in position. The outside mir ror will
now be set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of bu rns and poisoning
due tothe anti-dazzle mir ror electrolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks. The electrolyte is harmful and causes ir
rita‐
tion. It mu stnot come into contact wi thyour
skin, eyes,respiratory organs or clo thing or
be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Rinse the electrolyte from your skin
and seek medical attention immedi‐
atel y.
R If electrolyte comes into contact
with your eyes, rinse them thor‐
oughly with clean water and seek
medical attention immediately.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughly. Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has come into con tact wi th
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. The inside
rearview mir ror and the outside mir‐
ro r on the driver's side automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rearview mir ror.
Sy stem limitations
The sy stem does not go into anti-dazzle mode in
th efo llowing situations:
R the engine is switched off
R reve rsege ar is engaged
R the interior lighting is switched on Fr
ont-passenger outside mir ror parking posi‐
tion function The pa
rking position makes parking easier.
In thefo llowing situations, the front-passen ger
outside mir ror will swive l downwards in the
direction of there ar wheel on the front passeng‐
er's side:
R the parking position is stored (/ page144)
R the front-passen ger mir ror is selected
R reve rsege ar is engaged Light and sight
14 3

Overview of climate control sy
stems Note
s on climate control An interior air
filter in combination with the pre‐
fi lter in the engine compartment must alw ays be
used so that the air conditioning sy stem, pollu‐
tion lebutton vel monitoring and the air filtration
wo rkcor rectly. Ma kesure that thefilter is ins tal‐
led cor rectly and thefilter housing in the engine
compartment is closed cor rectly using the cap
and alw ays tightly sealed when in operation. Use
fi lters recommended and appr ovedby
Mercedes-Benz. Alw ays ha veservice workcar‐
ri ed out at a qualified specialist workshop. THERMATIC control panel
overview The indicator lamps in
the buttons Ã,¬,
¤, g,¿and& indicate that the
cor responding function is activated. 1
w Setsthete mp erature
2 Vehicles with a stationary heater on ly:t
calls upthe air conditioning menu
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
mode(/ page148)
5 ¬ Defrosts the windscreen
6 ¤ Switches there ar wind owheater
on/off
7 g Switches air-recirculation mode on/off
(/ page 149)
8 ¿ Switches the A/C function on/off
(/ page 147) 9
Vehicles with a stationary heater on ly:&
swit ches thest ationary heater on/off
(/ page 150)
A _ Setsthe air distribution THERMOTRONIC control panel
overview The indicator lamps in
the buttons Ã,¬,
¤, g,Á,0and& indicate that
th e cor responding function is activated. 14 6
Climate cont rol

Ac
tivating/deactivating the climate control
syn chro nisation function via the control
panel Climate control can be set centrally using
the
synchronisation function. The temp erature and
air distribution setting forth e driver side is adop‐
te d automatically forth e front passenger side. #
Press the 0 button.
The synchronisation function is deactivated if
th e settings for one of theot her climate zones
are changed. Ac
tivating/deactivating the climate control
syn chro nisation function using the multime‐
dia sy stem Climate control can be set centrally using
the
synchronisation function. The driver's settings
fo rte mp erature, air quantity and air distribution
are adop ted automatically for all clima tezones. #
Call up the air conditioning menu
(/ page 148). #
Select First row of seats. #
Select SYNC.
Depending on the pr evious status, the func‐
tion is activated or deactivated. Demisting
the windo ws Wi
ndo wsmis ted up on the inside #
Press theà button. #
Ifth e windo wscontinue tomist up: press the
¬ button.
Wi ndo wsmis ted up on the outside #
Switch on the windscreen wipers. #
Press theà button. Switching air-recirculation mode on/off
#
Press theg button.
The interior air will be recirculated.
Air-reci rculation mode automatically swit ches to
fresh air mode af ter some time.
% If air-recirculation mode is switched on, the
windo wsmay mist up more quickl y.Switch
on ai r-re circulation mode only brie fly. Switches
there sidual heat on/off Re
quirements:
R The vehicle is par ked.
It is possible tomake use of there sidual heat
from the engine tocontinue heating or ventilat‐
ing the front compartment of theve hicle for
appr oximately 30 minutes, depending on the
te mp erature set. #
Toswitch on: presstheÁ button.
Re sidual heat is switched off automaticall y. St
ationary heater/ventilation St
ationary heater/stationary ventilation
function R The air inside theve hicle is heated or ventila‐
te dto the set temp erature.
R The air inside theve hicle cannot be cooled
down totemp eratures below the outside
te mp erature.
R Ifth e outside temp erature changes, ventila‐
tion mode au tomatical lyswitches toheating Climate control
14 9

mode or heating mode auto
matically
switches toventilation mode.
The stationary heater and theex haust gas outlet
are situated in front of theright-hand front
wheel.
Switching thest ationary heater/stationary
ve ntilation on/off via the control panel &
DANG ER Risk of fata l injury due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case in enclosed spaces or if
th eve hicle getsst uck in sn ow,fo rex ample. #
Alw ays switch thest ationary heater off
in enclosed spaces without an air
ex traction sy stems, e.g. in garage s. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
engine or thest ationary heater are run‐
ning. #
Open a window on the windward side of
th eve hicle toensure an adequate sup‐
ply of fresh air. &
WARNING Risk offire due tohot station‐
ary heater components
When thest ationary heater is swit ched on,
parts of theve hicle can become very hot,
e.g. thest ationary heater exhaust sy stem.
Flammable materials such as lea ves, grass or
twigs may ignite if they come into contact
wi th:
R hot parts of thest ationary heater exhaust
sy stem
R theex haust gas itself
There is a risk of fire. #
When thest ationary heater is swit ched
on, make sure that:
R hot vehicle parts do not come into
contact with flammable materials. R
theex haust gas can flow out of the
st ationary heater exhaust pipe
unhindered.
R theex haust gas does not come into
contact with flammable materials. *
NO
TEBattery discharge caused bysta‐
tionary heater or stationary ventilation
operation Ope
rating thest ationary heater or stationary
ve ntilation drains the batter y. #
After heating or ventilating theve hicle
twice, drive for a longer period of time. Re
quirements:
R The fuel tank has been filled toat least Õ. 15 0
Climate cont rol

Setting
the departu retime #
Brie fly press theu switch. #
Press the, or. button repeatedly
until the time tobe changed appears on the
displa y. #
Press theu and^ buttons simultane‐
ousl y.
The Îsymbol will flash on there mo tecon‐
trol displ ay. #
Press the, and. buttons toset the
desired departure time. #
Press theu and^ buttons simultane‐
ousl y.
The new departure time will be stored.
Up tothre e departure times can be stored. #
Toactivate the departu retime: select the
desired departure time and press and hold
th eu button.
The Ísymbol, the departure time and,
depending on the selected departure time,
th e letter A, BorCwill appear on the displa y. #
Todeactivate the departure time: select
th e desired departure time and press and
hold the^ button.
OFF will appear on the displa y. #
Tocheck thest atus of thest ationary
heater: briefly press theu button.
Switching off immediately #
Press and hold the^ button.
Overview of there mo tecont rol displa ys(sta‐
tiona ryheater/stationary ventilation) 1
Stationary ventilation switched on
2 Stationary heater swit ched on 3
Selected departure time
4 Remaining time forth est ationary heater/
st ationary ventilation (in minu tes)
5 Stationary heater/ stationary ventilation
acti ve
6 Departure time acti vated
7 Signal stre ngth
Fu rther possible displa ys:
R Time: activated departure time.
R Zero minutes: theru nning time forth est a‐
tionary heater is inc reased, as the engine has
not yetre ached operating temp erature when
it is star ted.
R OFF: thest ationary heater/ stationary venti‐
lation is switched off. 15 2
Climate cont rol

Driving
Note
s on Mercedes-AMG vehicles Obser
vethe no tes on thefo llowing topics in the
Supplement, as you may otherwise failto recog‐
nise dangers:
R Mercedes -AMG CLA 45 4MATIC and CLA
45 S 4MATIC: front axle locking dif fere ntial
R AMG Performance exhaust sy stem
R RACE START
R AMG RIDE CONTROL Switching
the po wer supp lyor ignition on
without starting the engine &
DANG ER Risk of fata l injuries due to
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and can lead topoisoning. #
Never lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk offire caused byflam‐
mable material on theex haust sy stem
Flammable materials brought in byeither ani‐
mals or environmen tal influences may ignite
if th ey come into contact wi thhot parts of
th e engine or exhaust sy stem. #
Therefore, check regularly that there
are no flammable materials in the
engine compartment or on theex haust
sy stem. &
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.
Re quirements:
R theke y is in theve hicle and is recognised. 15 6
Driving and pa rking

If
th eve hicle still does not start, one of thefo l‐
lowing display messages appears in the multi‐
function display: #
Place the key in the marked space See Own-
er's Manual :st art theve hicle in emer gency
operation mode (/ page 159).
or #
Key not detected Place smartphone in charg-
ing bracket: place the mobile phone in the
mar ked space (/ page126).
Yo u can swit choff the engine while driving by
pressing button 1for about thre e seconds or
by pressing button 1thre e times within a sec‐
ond. Be sure toobser vethe saf ety no tes under
"Driving tips".
St arting theve hicle with a Digital Vehicle
Key
Requ irements:
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. Using
the Digital Vehicle Keyfo r the first
time #
Deactivate theke y2 (/ page 77). #
Place key2 in mar ked space 3onthe
symbol 4. #
Place the mobile phone or Digital Vehicle Key
st icke r in the mar ked space 1. #
Start theve hicle using thest art/ stop button. 15 8
Driving and pa rking

Any fu
rther starts with th e DigitalVehicle
Key
The key is not needed for any fur ther starts. #
Place the mobile phone or Digital Vehicle Key
st icke r in the mar ked space 1. #
Start theve hicle using thest art/ stop button.
The "Digital Vehicle Key" service can be deacti‐
va ted in Mercedes me connect at http://
www.mercedes.me. The function is then deacti‐
va ted in the mobile phone via an online connec‐
tion. If connection tothe Internet is not possible,
e.g. af terth e mobile phone or the Digital Vehicle
Ke yst icke r has been stolen, theke y function can
be deacti vated at a Mercedes-Benz service
centre.
St arting theve hicle with key in the ma rked
space (emer gency operation mode)
If th eve hicle does not start and thePlace the
key in the marked space See Owner's Manual
message appears in the multifunction displa y,
yo u can start theve hicle in emer gency operation
mode. Ma
rked space (e xample with cup holder without
co ver) #
Open the co ver of mar ked space 2if neces‐
sar y. #
Make sure that mar ked space 2is em pty. #
Remo vekey1 from theke yring. #
Place key1 in mar ked space 2onthe
symbol 3.
The vehicle will start af ter a short time.
If yo ure mo vekey1 from mar ked space 2
th e engine continues running. For fur ther
engine starts ho wever,ke y1 must be loca‐
te d in mar ked space 2on symbol 3during
th e entire journe y. #
Have theke y1 checked at a qualified spe‐
cialist workshop.
If th eve hicle does not star t: #
place key1 in mar ked space 2and lea ve
it th ere. #
Vehicles with manual transmission:
depress the clutch pedal. #
Depress the brake pedal and start theve hi‐
cle using thest art/ stop button.
% You can also swit chon the po wer supp lyor
th e ignition with thest art/ stop button. Driving and parking
15 9