2020 MERCEDES-BENZ CLA Owners Manual

#
Screw theva lve cap oftheemer gency spare
wheel ontoth eva lve ag ain. #
Stow filler hose 2and plug 4inthelowe r
section ofthecom pressor housing. #
Stow thetir einf lation compressor inthe
ve hicle. Wheels
andtires 455

No
teson tech nical data
Mer cedes- AMGvehicl es:besur eto obser ve
th eno tesin theSupplement .Ot her wise, you
ma yfa ilto recogni zedangers.
The data stat ed onlyapplies tovehicles with
st andar deq uipme nt.Yo ucan obtain further
inf ormation from anaut hor ized Mercedes- Benz
Cent er. Ve
hicl eele ctroni cs Tw
o-w ayradio s No
teson installing two-w ayradio s &
WARNIN GRisk ofacci dent dueto
im proper workon two-w ayradios
The elect romagne ticradiation from two-w ay
ra dios caninterfere wit hth eon- boar delec‐
tr onics ifRF transmit ters areman ipulat edor
re trof itt ed inco rrect ly.
This could jeopar dizetheoper ating safetyof
th eve hicle. #
Yousho uld have all workon electr ical
and electr oniccomponent scar ried out
at aqu alif ied spec ialistwo rkshop. &
WARNIN GRisk ofacci dent from incor ‐
re ct ope ratio nof two-w ayradios
If yo uoper atetw o-wa yra dios incor rectl yin
th eve hicle, theelectr omagne ticradiation
could interfere wit hth eon- boar delectr onics,
e.g. :
R ifth etw o-w ayradio isno tcon nectedto
an exterior ant enna
R ifth eex terior ant enna isno tcor rectly
mou nted orisno tof low reflect ion
This could jeopar diestheoper ating safetyof
th eve hicle. #
Have thelow- reflect ion exterior
ant enna installed ataqu alif ied spec ial‐
is two rkshop. #
When operating two-w ayradios inthe
ve hicle, alwaysconn ectthem tothe
lo w- reflect ion exterior ant enna. *
NO
TEInva lidation oftheoper ating per‐
mit due tofailur eto com plywith the
ins truct ions forins tallation anduse The
oper atingper mit maybe inva lidat edif
th eins truction sfo rins tallation anduseof
tw o-w ayradios areno tobser ved. #
Onlyuse appr oved freq uency bands. #
Obser vethemaximum permissible out‐
put powe rin these freq uency bands. #
Onlyuse appr oved ant enn aposition s. 456
Tech nica lda ta

1
Front roof area
2 Rear roof area
3 Rear fende rs
4 Trunk lid
On vehicles withapanor amicsliding sunroof,
ins talling anant enn ato thefront orrear roof
ar ea isno tper mitt ed. On
there ar fende rs,it is recomme ndedthat you
ins tallth eant enn aon theside oftheve hicle
closes tto thecent erofthero ad.
Use Tech nica lSpe cifica tionISO/T S21 609 (Road
Ve hicles –"EMCs forins tallation ofafte rm arke t
ra dio freq uency transmit tingeq uipment ")when
re trof itti ng two-w ayradios. Complywithth e
leg alrequ iremen tsforde tach able parts.
If yo ur vehicle hasinstallation sfo rtw o-w ayradio
eq uipment ,use thepo we rsupp lyand antenn a
con nectors prov ided inthepr e-ins tallation .Be
sur eto obser vethemanuf acturer'ssupplement s
when installing.
Tw o-w ayradio transmi ssion output
The maxi mum transm ission outpu t(PEAK) atthe
base oftheant enn amus tno texc eed theva lues
in thefo llo wing table. Fr
eq uency bandandmaxim um transm ission
out put Fr
eq uency band Maximumtransm is‐
sion output
Sho rtwa ve
3 -54 MHz (1
00 W)
4 m freq uency band
74 -88 MHz (30
W)
2 m frequency band
14 4-17 4MHz (50
W)
Tr unk edradio sys‐
te m/T etra
380 -460 MHz (1
0 W)
70 cm freq uency
band
420 -450 MHz (35
W)
Tw o-w ayradio
(2G/3G/ 4G) (1
0 W) Te
ch nica lda ta 45
7

The
follo wing device scan beused intheve hicle
wit hout restrictions :
R Two-w ayradios withamaximum transmis ‐
sion output ofup to100mW
R Two-w ayradios withtra nsmit terfr eq uencie s
in the380 -41 0MHz freq uency bandanda
maximu mtransmi ssionoutpu tof up to2W
(tr unk edradio system/T etra )
R Mobile phones (2G/3G/4G)
Ther ear eno restrictions whenpos itioning the
ant enn aon theoutside oftheve hicle forth efo l‐
lo wing freq uenc ybands:
R Trunk edradio system/T etra
R 70cm freq uency band
R 2G/3G /4G Ve
hicl eiden tificati onplat e,VIN and engine
number overview
Ve hicl eiden tificati onplat e Ve
hicle identif ication plate(US Aonl y)
1 Perm issible gros swe ight
2 Maxim umpermissib lefront axle load
3 Maxim umpermissib lerear axle load
4 Paint code
5 VIN (vehicle identificat ion numb er) 458
Tech nica lda ta

Ve
hicle identif ication plate(Canada only)
1 Perm issible gros swe ight
2 Maxim umpermissib lefront axle load
3 Maxim umpermissib lerear axle load
4 Paint code
5 VIN (vehicle identificat ion numb er)
The maxim umpermissib legross vehicle weight
is made upoftheve hicle weight ,all vehicle
occupants, thefuel andtheload. Themaximum
gr oss axle weight rating isthemaximum weight
th at can becar ried on one axle (front orrear
axle ). Do
notexc eed themaximum permissible gross
ve hicle weight orthemaximum gross axle
we ight rating forth efront orrear axle .
VIN ,engine numberand other signs 1
Engine numberst am ped intoth ecr ankc ase
2 VIN (vehicle identification number) stam ped
int oth ecr ossmember 3
Platewit hinf ormation aboutemissions test‐
ing, including confirm atio nof emis sions
guideli nesattheU. S. feder alleve las wellas
fo rCa lifor nia
4 VIN asalab elat thelowe redg eof thewind‐
shield Oper
ating fluids No
teson oper ating fluids Mer
cedes- AMG vehicl es:besur eto obser ve
th eno tesin theSupplement .Ot her wise, you
ma yfa ilto recogni zedangers. &
WARNIN GRisk ofinju ryfrom oper ating
fl uids harmfulto your healt h
Oper atingfluids maybe pois onous and harm‐
ful toyour healt h. #
Obs erve thete xt on theor iginal con‐
ta iner swhen using, stor ing ordisposing
of oper ating fluids. #
Alw aysst or eoper ating fluids seale din
th eir original container s. Te
ch nica lda ta 459

#
Alw ayske ep childr enaway from oper at‐
ing fluids. +
ENV
IRON MEN TALNO TEEnvironme ntal
po lluti on cau sed byenvironmen tally irre ‐
sponsible disposal #
Dispose ofoper ating fluids inan envi‐
ro nment ally responsible manner. Oper
ating fluids include thefo llo wing:
R Fuels
R Lubricant s
R Coolant
R Brak efluid
R Windsh ield wa sher fluid
R Climat eco ntro lsy stem refrig er ant
Only useprodu ctsapp rove dby Mer cedes-Ben z.
Damag ecaused bytheuse ofproducts that have
no tbe en approve dis no tco veredby the
Mer cedes-Ben zwa rrant yor good willgestur es. Yo
ucan iden tifyoper atingfluids approvedby
Mer cedes-Ben zby thefo llo wing inscript ions on
th econ tainer :
R MB- Freig abe (e.g. MB-Freig abe 229. 51)
R MB- Appr oval (e. g.MB- Approva l229 .51)
Fu rther information onappr ovedoper ating fluids
is available atthefo llo wing locations:
R IntheMer cedes- BenzSpecif ication sfo r
Oper ating Fluids byent ering thedesignation
- Athttps: //bevo.mercedes-b enz.com
- IntheMer cedes- BenzBeVoapp
R Ataqu alif ied spec ialistwo rkshop &
WARNIN GRisk offire or explosion from
fuel
Fu els arehighl yflammab le. #
Fire,open flames ,smo kingand creat ion
of spar ksmus tbe avo ided. #
Swit choffth eignition and,ifav ailable,
th est atio naryheat er,bef oreand while
re fuel ingtheve hicle. &
WARNIN GRisk ofinju ryfrom fuels
Fu els arepoisonous andhazar dous toyour
healt h. #
Donotsw allo wfuel orletit co me into
co ntact withsk in, eyes orclo thing. #
Donotinhale fuelvapor . #
Keep childr enaway from fuel. #
Keep door sand windo wsclos edduring
th ere fuel ingprocess.
If yo uor other people comeintocont actwith
fuel, obser vethefo llo wing: #
Imm ediat elyrinse fuelof fyo ur skin wit h
soap andwater. #
Iffuel comes intocont actwithyo ur
ey es, immediat elyrinse them thor‐
oughl ywit hclean water.Seek medical
att entio nimm ediately . #
Ifyo usw allo wfuel, seek medicalatten‐
tio nimm ediat ely. Do notind uce vomit‐
ing. 460
Tech nica lda ta

#
Chan geimmed iatelyout ofclo thing that
has com eint ocon tact with fuel . Fu
el No
teson fuel grades forve hicl eswith gaso‐
line engines
Obser vetheno teson oper ating fluids
(/ page45 9).
* NO
TEDama gecau sed bythewr ong fuel Ev
en small amounts ofthewr ong fuelcould
re sult indamag eto thefuel system, the
engine andtheemission control system. #
Onlyre fuel withlow- sulfur unleade d
fuel.
This fuelmaycont ainupto10%ethanol by
vo lume. Your vehicle issuit able foruse with
E1 0fuel .
Ne verre fuel withone ofthefo llo wing fuels:
R Dies el R
Gasoline withmor eth an 10%ethanol by
vo lume, e.g.E15, E8 5,E100
R Gasoline withmor eth an 3% methano lby
vo lume, e.g.M15,M30 ,M85 ,M1 00
R Gasoline withadditiv escon tainin gme tal
If yo uha ve acc iden tally re fuel edwithth e
wr ong fuel: #
Donotswit chtheignition on. #
Consult aqu alif ied spec ialistwo rkshop. If
th eav ailable fuelisno tsuf ficie ntly low in sul‐
fur ,th is can produce unpleasant odors.
Onl yre fuel withfuel that has atleas tth eoct ane
number specifiedintheinf ormation labelinthe
fuel filler flap (/ page14 8).
If yo uwa ntmaxim umengine output:onl y
re fuel withunle adedpr emiu mgrade gasoline
wit han oct ane number ofat leas t91 AKI/
95 RON.
As ate mp orarymeasur e,ifth ere comme nded
fue lis no tav ailable, youma yalso refuel with
unle adedre gular gasoline withat leas t87 AKI/ 91
RON.Thisma yre duce engineoutput and
incr ease fuelconsum ption.
Ne verre fuel using gasoline withan eve nlowe r
RO N.
* NO
TEPrema turewe arthro ugh unleaded
re gular gasoline Un
leade dre gular gasoline cancause the
engine towe armor equ ickl yand impair lon‐
ge vity and perform anc e.
If unle aded premium grade gasoline is
una vailable andyouha ve torefuel using
unle adedre gular gasoline: #
Onlyfill th efuel tank tohalf fullwith
unleaded regular gasoline andfill up as
soon aspossible withunleaded pre‐
mium grade gasoline. #
Donotdr ive at themaximum design
speed. #
Avoid sudden accelerationandengine
speeds over3000 rpm. Te
ch nica lda ta 46
1

Fu
rther information onfuel isavailable atthefo l‐
lo wing locations:
R Ataga sst atio n
R Ataqu alif ied spec ialistwo rkshop
R Onthehtt ps:/ /www .mbusa.c om(USAonl y)
Inf ormat iononadd itivesingasoline
Obser vetheno teson oper ating fluids
(/ page45 9).
* NO
TEDama gefrom use ofunsu itabl e
add itives Ev
en smal lamou ntsofthewr ong additiv e
ma ylead tomalfu nctions occurring. #
Only addcle ani ng additiv es recomme n‐
ded byMer cedes-Ben zto thefuel. Mer
cedes- Benzrecomme ndsthat youuse fuel
br and sth at have addit ives.
In som ecoun tries, thefuel available mayno t
ha ve suf ficie ntadditiv es. Residue could buildup
in thefuel injec tionsystem asare sult. Inthis
case, incon sult ation withan aut hor ized
Mer cedes -Benz Cent er,th efuel maybe mix ed wit
hth ecleanin gadditiv ere comme ndedby
Mer cedes-Ben z.Be sureto obser vetheno tes
and mixing ratio ssp eci fied on thecon tainer .
Ta nk cont entand fuel reser ve
Cap acity Mod
el Total cap acity
Al lmo dels 13.5 gal(5 1. 0 l) Model
Ofwhi chreser ve
All mod els1 .3gal(5. 0liter s) Engine
oil No
teson engine oil
Obser vetheno teson oper ating fluids
(/ page45 9). *
NO
TEEngi nedama gecau sed byan
inc orrect oil filt er ,inc orrect oil oraddi‐
tiv es #
Donotus eengi neoilsor oil filt er sot her
th an those whic hmee tth especif ica‐
tion sneces saryfo rth epr escr ibed
ser vice interva ls. #
Donotalt er theengine oiloroil filt er in
or der toachie velong erchang eint erva ls
th an presc ribed. #
Donotuse additiv es. #
Have theengine oilchang edafte rth e
pr escr ibed interva ls. 462
Tech nica lda ta