2022 MERCEDES-BENZ CLS Owners Manual

#
Drain o.anyex cess engineoilthat has been
added. Todo so, consult aqua li/ed specialist
wo rkshop.
R For Engine OilLeve lSwi tch Ignition On #
Switchon theve hicle tocheckth eengine oil
le ve l.
R Engine OilLevel System Inoperative: Theoil
le ve lsensor isdef ectiv eor notconnect ed. #
Consult aqua li/ed specia listworkshop.
R Engine OilLeve lSys tem Currentl yUnav ail. #
Close thehood.
R R
e/lling e/lling
engine oil engine
oil &
W W
ARNIN G ARNIN
GRisk ofbur nsfrom hotcom po-
nent partsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
GRisk of/reand injur yfrom
engine oil
If engine oilcomes intocont actwithho tcom-
ponent partsintheengine compartment, it
ma yignit e. #
Mak esur eth at no eng ineoilisspill ed
ne xt to the/ller opening. #
Allo wtheengine tocool o.and thor -
oughl yclean theengine oilfrom com po-
nent partsbef orestar ting theve hicle. *
N NO O
TE TE
Eng inedamag ecaused byan inco r-
re ct oil /lter,incor rect oil oradditi ves #
Donotuse engin eoils oroil /lterswhic h
do notcor respond tothespeci/c ations
ex plicitl ypr escr ibed forth eser vice inter-
va ls. #
Followtheinst ruction son theser vice
int erva ldispla yfo rch ang ingtheengine
oil and obser vethepr escr ibed chang e
int erva ls. #
Donotuse additiv es. *
N NO O
TE TE
Damag ecaused byre/lli ng too
muc hengi neoil To
omuc hengin eoil can damag eth eengine or
th ecat alytic converter . #
Have excess engineoilremo vedat a
qu ali/ed special istwo rkshop. %
Depen dingon drivi ng style, theve hicle con-
sumes upto0.9 USqt(0.8 liter) ofoil per
600 miles (1000 km).Theoilconsum ption
ma ybe higher than this when theve hicle is
ne wor ifyo ufreq uentl ydr ive at high engine
speeds. Maint
enance andcare
271 271

#
Turn cap 1count er-cloc kwise andremo veit. #
Addengin eoil. #
Replace cap1and turnit cloc kwise untilit
eng ages. #
Chec kth eoil leve lag ain (/ page270). ChecChec
kingt king
the coolant lev he
coolant level el
&
W W
ARNIN G ARNIN
GRisk ofbur nsfrom hotcom po-
nent partsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
GRisk ofscalding from hotcool-
ant
If yo uopen thecap, youcould bescalde d. #
Letth emo torcool down beforeopening
th ecap. #
When opening thecap, wearprotectiv e
glo vesand safetygl asses. #
Open thecap slowly torelease pressur e. #
Park theve hicle onaleve lsur face. #
Chec kth ecoolant temp eratur edispla yin the
inst rument cluster.
The coolant temp eratur emust beinthebo t-
to m quarterof thete mp eratur edispla y. #
Slowly turncap 1count er-cloc kwiseto
re lease overpressur e. 272272
Main
tenanc eand care

#
Continue turning cap1count er-cloc kwise
and remo veit.
The coolant leve lis cor rect inthefo llo wing cases :
R Ifth eengine iscold, thecoolant isup to
mar kerbar 2.
R Ifth eengine iswa rm,th ecoolant isup to
0.6 in(1.5 cm)overth emar kerbar 2. #
Ifnecessar y,add coolan tth at has been
appr ovedfo rMer cedes-Benz.
% Further informatio non coolan t(/ page340) RR
e/lli ng e/lli
ngt t
he wind shield w he
wind shield washer syst asher
system em
&
W W
AR NIN G AR
NIN GRisk ofbur nsfrom hotcom po-
nen tpar tsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
G‑Risk of/reand injur yfrom
windshield washer conce ntrate
Wi ndsh ieldwasher conce ntrate ishighl y0am-
mable. Itcould igniteif it comes intocont act
wit hho tengine component partsor the
ex haus tsy stem. #
Mak esur eth at no wind shield washer
conce ntrate spill sout next to the/ller
opening. #
Remo vecap 1bytheta b. #
Addwa sher 0uid.
% Further informatio nabout thewindshield
wa sher 0uid(/page341) Main
tenanc eand care
273 273

KK
eeping t eeping
the air he
air-w -w
at at
er duct fr er
duct free ee
#
Keep thear ea between thehood andthe
wind shield free ofdeposi ts,e.g.ice, snowand
lea ves. Clean
ingand care Clean
ingand care NNo o
t t
es on w es
on washing t ashing
the v he
vehicle inacar w ehicle
inacar wash ash
&
W W
AR NIN G AR
NIN GRisk ofacciden tdue to
re duced braking e.ect aTerwashing the
ve hicle
The braking e.ect isreduced aTerwashing
th eve hicle. #
ATer theve hicle hasbeen washed, brak e
car efull ywhile paying attent ion tothe
tr a1 cco nd itio ns untilth ebr aking e.ect
has been fullyre stor ed . *
N NO O
TE TE
Dama gefrom automatic braking If
one ofthefo llo wing functions isswitc hed
on, theve hicle brak es aut omati callyin cer tain
situations:
R ActiveBr ak eAssi st
R ActiveDist ance AssistDIS TRONI C
R HOLD function
R ActivePa rking Assist
To avoid damag eto theve hicle, deactivat e
th ese systems inthefo llo wing orsimilar situa-
tions: #
Duringtowing #
Inacar wash *
N NO O
TE TE
Damag edue tounsuit ablecarwash #
Beforedr ivi ng intoacar wash mak esur e
th at thecar wash issuit able forth eve hi-
cle dimen sions. #
Ensu rether eis su1cien tgr ound clear-
ance between theunderbody andthe
guide rails ofthecar wash. #
Ensur eth at theclear ance widthof the
car wash, inpar ticu larthewidt hof the
guide rails, issu1cien t. To
avo iddamag eto your vehicle when usingacar
wa sh, ensu rethefo llo wing beforehand:
R ActiveDist ance AssistDIS TRONI Cis deac tiva-
te d.
R The HOLD function isswitc hedo..
R The surround viewcamer aor there ar vie w
camer ais switc hedo..
R The side windowsand slidingsunr oofarecom-
ple tely closed.
R The blowerfo rth eve ntila tion andheating is
sw itched o..
R The wind shield wipersw itchis in pos ition005A.
R The Smar tKey isat aminimum distance of
10 T(3 m) away from theve hicle. Other wise,
th etrunk lidcould openunintentionall y.
R Forcar washes withacon veyo rsy stem: 274274
Maint
enance andcare

-
Neu tral 005C iseng aged .
- Ifyo uwo uld liketo lea vetheve hicle while
it is bein gwa shed, makesur eth eSmar t-
Ke yis locat edintheve hicle. Thepark
posit ion005Disother wise automati cally
eng aged.
% If,aTer thecar wash, youre mo vethewa x
fr om thewindshield andwiper rubber s,this
will prev ent smear ingand reduce wiper noise. NNo o
t t
es on using apo w es
on using apo wer w er
washer asher
&
W W
ARNIN G ARNIN
GRisk ofan accident whenusing
po we rwa sher swit hro und-spr aynozzles
The waterje tcan cause extern all yin visi ble
damag e.
Com pone ntsdamag edinthis wa yma yun ex-
pect edlyfa il. #
Donotuse apo we rwa sher withro und-
spr aynozzles . #
Have damag edtires orchassis parts
re placed immediat ely. To
avo iddamag eto your vehicle, observethefo l-
lo wing when usingapo we rwa sher :
R The Smar tKey isat aminimum distance of
10 T(3 m) awa yfrom theve hicle. Other wise,
th etrunk lidcould openunintentionall y.
R Maint ainadist anceof atlea st11.8 in(30 cm)
to theve hicle.
R V V
ehicle swit ehicle
swit hdecor h
decor ativ ativ
ef e
foil: oil:
Parts of your
ve hicle areco veredwit hadecor ativefo il.
Maint ainadist ance ofatleast 27.6in(70 cm)
be tween thefo il-co veredpar tsof theve hicle
and thenozzl eof thepo we rwa sher .Mo vethe
po we rwa sher nozzlearoun dwhils tclean ing.
The waterte mp eratur eof thepo we rwa sher
mus tno tex ceed 140°F(60°C) .
R Obser vetheinf ormation onthecor rect dis-
ta nce intheeq uipment manufacturer'soper -
ating instruction s.
R Donotdir ect thenozzl eof thepo we rwa sher
dir ectl yat sensi tivepar ts,suc has tires, gaps,
electr icalcom ponent s,batt eries, light sources
and ventila tion slits. WW
as hing t as
hing the v he
vehi cle b ehi
cle by ha nd y
ha nd *
N NO O
TE TE
Engine damagedue towa tering ress #
Take car eno tto point thewa terje t
dir ectl yto wa rdsth eair inle tgr ille belo w
th ehood. Obser
vetheleg alrequ irements, e.g.inanumber
of countr ies,washing byhand isonl yper mitt edin
special lydesignat edwash bays. #
Use amild clean ingagent ,e.g .car sham poo. #
Washtheve hicle withluk ewarm wa terusing a
soT carspong e.When doingso,donot
ex pose theve hicle todirect sunlight. #
Carefull yhose theve hicle o.withwa terand
dr yusing ach amois.
% Obser vetheno teson thecar eof vehicle
par ts(/ page277). NNo o
t t
es on pain tw es
on pain twor or
k/mat t k/mat
te e
/nish /nish
paintw pain
twor or
kcar e k
car e To
avo iddamaging thepaintw orkand interfering
wit hth edr iving assist ancesystems, please
obser vethefo llo wing notes: Main
tenanc eand care
275 275

PP
aint aint
R Insect remains: soakwithinsect remo verand
ri nse o.thetreat edareas aTer wards.
R Birddr oppin gs:soak withwa terand rinse o.
aT erwa rds.
R Tree resin, oils, fuels and greases: remo veby
ru bbing gentl ywit haclo thsoak edinpe tro-
leum ether orlighter 0uid.
R Coolan tand brak e0uid: remo vewit hadam p
clo thand clean water.
R Tarst ains: usetarre mo ver.
R Wax:use silicone remo ver.
R Donotatt achsti ckers, /lms orsimilar materi-
als. Onlyha ve /lm attached tothebum perat
a qua li/ed specialist workshop.
R Remo vedirtimmediat ely, wher epossibl e.
Mat t Mat
te e
/nish /nish
R Onlyuse carepr oduct sappr oved for
Mer cedes-Be nz.
R Donotatt achstic kers,/lms orsimil armat eri-
als. Onlyha ve /lm attached tothebum perat
a qu ali/ed special istwo rkshop. R
Donotpolish theve hicle andalloywheels.
R Onlyuse carwashes that cor respond tothe
lat est engineer ingstandar ds.
R Donotuse carwash prog ram wit ha/nal hot
wa xtreatme nt.
R Donotuse pain tclean ers, bu1ng orpoli shing
pr oduct s,glo sspreser vers,e.g .wa x.
In theev ent ofpaintw orkdamag e:
R Alwaysha ve paintw orkre pair scar ried out ata
qu ali/ed special istwo rkshop.
R Mak esur eth era dar sensor sfun ction
(/ page163). NNo o
t t
es on cleaning decor es
on cleaning decorativ ativ
ef e
foils oils
Obser
vetheno teson matt e/nish carein the
ch ap ter"No teson pain twork/mat te/nish paint-
wo rkcar e"(/ page275). Theyalso applyto
matt edecor ativefo ils.
Obser vetheno teson clean ingdecor ativefo ils to
avo idvehicle damag e. Clean
ing Clean
ing
R Forcleaning, useplenty ofwa terand amild
cleaning agent without additiv esorabr asiv e
subst ances, e.g.acar sham pooappr ovedfo r
Mer cedes-Be nz.
R Remo vedirtimmediat ely, wher epossibl e,
whils tav oiding rubbing toohar d.Ther eis oth-
er wise arisk ofdamagi ngthedecor ativefo il
ir re par ably.
R Ifth er eis dir ton the/n ish orifth edecor ative
fo ilis dull: usethePa int Cleaner recommen -
ded andappr ovedfo rMer cedes-Benz.
R Insect remains: soakwithinsect remo verand
ri nse o.thetreat edareas aTer wards.
R Birddr oppin gs:soak withwa terand rinse o.
aT erwa rds.
R Toprev ent waterst ains, drya fo il-wr apped
ve hicle withasoT, absorbe ntclo thaTer every
car wash.
Av Av
oiding damag oiding
damag et e
to t o
the decor he
decor ativ ativ
ef e
foil oil
R The service life and color ofdecor ativefo ils
ar eim pair edby:
- Sunl ight 276276
Mai
ntena nce and care

-
Temp eratur e,e.g. hotair blower
- Weather cond itions
- Stone chippings anddirt
- Chemica lcleaning agents
- Oilypr oducts
R Donotuse polish onmatt edecor ativefo il.
Po lishing willhave thee.ect ofshining the
fo il-wr apped surface.
R Donottr eat matt eor stru ctur eddecor ative
fo ils wit hwa x.Pe rm anen tst ains mayoccur .
Scr atches, corrosiv edeposi ts,areas a.ect edby
cor rosion anddamag ecaused byincor rect car e
canno talw aysbe com pletely rep aired. Insuc h
cases, visita quali/ed specialistwo rkshop.
Yo ucan obtain mor einf ormation oncar eand
cleaning products from themanuf acturer.
In thecase offoil-wr apped surfaces, optical di.er -
ences mayoccur between thesur faces that we re
no tpr otect edbyadecor ativefo ilaTer remo vinga
decor ativefo il. %
Have workor repair sto decor ativefo ils car -
ri ed out ataqu ali/ed special istwo rkshop,
e.g .at an aut hor izedMer cedes- BenzCen ter. NN
o o
t t
es on car es
on car eof v e
of vehicle par ehicle
parts ts
&
W W
ARNIN G ARNIN
GRisk ofentr apment ifth ewind-
shield wipersar eswitc hedonwhile the
wind shield isbein gclean ed
If th ewindshield wipersar ese tin mo tion
while youar ecleaning thewindshield orwiper
blades, youcan betrapped bythewiper arm. #
Alwaysswitc ho. thewindshield wipers
and theve hicle beforeclean ingthewind-
shield orwiper blades. &
W W
ARNIN G ARNIN
GRisk ofbur nsfrom theta ilpipe
and tailpipe trims
The exhaus tta ilpipe andtailpipe trims can
become very hot.Ifyo ucome intocont act
wit hth ese partsof theve hicle, youcould burn
yo urself. #
Alwaysbe par ticu larlycar efular ound the
ta ilpipe andtheta ilpipe trims and super -
vise childr enespecia lly closel yin this
ar ea. #
Allo wvehicle partsto cool down before
to uc hing them. To
avo iddamag eto theve hicle, observetheno tes
on cleaning andcareof thefo llo wing vehicle
par ts:
Wheel sand r Wheel
sand rims ims
R Use waterand acid-fr eeallo ywheel cleaner s.
R Donotuse acidic alloywheel cleaner sto
re mo vebrak edust .This could damag ewheel
bolts andbrak ecom ponent s.
R Toavo idcor rosion ofthebr ak ediscs and
br ak epads, drive th eve hicle fora fe w minu tes
aTer clean ingbeforepar king it.The brak e
discs andbrak epads warm upand dryout.
W W
indo ws indo
ws
R Clean thewindo wsinside andoutside witha
dam pclo thand withaclean ingagent recom-
mende dfo rMer cedes-Benz. Maint
enance andcare
277 277

R
Donotuse dryclo thsor abr asiv eor sol vent-
bas edcleaning agents toclean theinside of
windo ws.
% ATe rch ang ingthewiper blades ortreating
th eve hicle withwa x,clean thewindshield
th or oughl ywit hcleaning agents recommen -
ded forMer cedes-Benz. Failur eto obser vethe
appli catio nins tructi ons mayre sult indamag e,
smear marksorblindin gspo ts.
% Remo veextern al fogging ordirton thewind-
shield infront ofthemultifun ctioncamer a.
Ot her wise, driving systems anddriving safety
sy stems maybe impair edornotav ailabl e
(/ page163).
W W
iper blade s iper
blade s
R Movethewiper arms intoth ere placement
position (/page121).
R With thewiper arms folded out,clean the
wiper blades withadam pclo th.
% Mak esur eth at thewiper blades arecoat ed.
The coating canleaveresidue son aclo th.Do
no tru bth ewiper blades excessiv elyor clean
th em toooTen. Ext Ext
er er
ior lightin g ior
lightin g
R Clean thelenses withawe tspo ngeand mild
clea ning agent, e.g.carshampoo.
R Onlyuse cleaning agents orcleaning cloths
th at aresuit able forplastic lenses.
Sensor s Sensor
s
R Clean thesensor sin thefront and rear bum p-
er swit hasoT clothand carsham poo
(/ page163) .
R When usingapo we rwa sher ,maint ainamin i-
mum distance of11.8 in(30 cm).
R R
ear vie ear
viewca mer w
ca mer aand surr a
and surround vie ound
viewca mer a w
ca mer a
R Ope nth ecamer aco verwit hth emultimedia
sy stem (/ page204).
R Use clean waterand asoT clothtoclean the
camer alens.
R Donotuse apo we rwa sher .
T T
ailpi pes ailpi
pes
R Clean withaclean ingagent recommen dedfor
Mercede s-Benz,especiallyin thewint erand
aTer washing theve hicle.
R Donotuse acidic cleaningagent s. NNo o
t t
es on car es
on car eof t e
of the int he
inter er
ior ior
&
W W
AR NIN G AR
NIN GRisk ofinjuryfrom plas ticpar ts
br eakin go. aTer theuse ofsol vent-ba sed
ca re products
Car eand cleaning products containing sol-
ve nts canca use surfaces inthecoc kpit to
become porous. When theairbags are
deplo yed, plastic partsma ybr eak away. #
Donotuse anycar eor cleaning products
cont aining solvents toclean thecoc kpit. &
W W
ARNIN G ARNIN
GRisk ofinjur yor fata linjur ies
fr om bleac hedseat belts
Bleac hingordyeing seat belts canseverely
we aken them.
This can, forex am ple, cause seatbeltsto tear
or failin an accident. #
Neverbleac hor dyeseat belts. To
avo iddamag eto theve hicle, observethefo l-
lo wing noteson clean ingand care: 278278
Main
tenanc eand care