MERCEDES-BENZ CLS-Class 2021 Owner's Manual

&
DANG ER Risk ofdeat hcause dby
ex haus tga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisonin g. #
Neverlea vetheengine or,if pr esent ,
th eauxiliar yheating running inan
encl osedspa cewithout sufficie ntventi‐
la tio n. &
WARNIN GRisk ofskid ding and ofan
acci dent dueto shif ting down onslipper y
ro ad sur faces
If yo ushif tdo wn onslipp eryro ad sur faces to
inc rease theengine braking effect, thedr ive
wheels maylose traction . #
Donotshif tdo wn onslipper yro ad sur‐
fa ces toinc rease theengine braking
ef fect. &
DANG ER Risk offata linj urydue topoi‐
sonous exhaus tga ses
If th eta ilpipe isbloc kedor suf ficie ntventil a‐
tio nis no tpo ssi ble, po isonou sex haus tga ses
suc has carbon monoxidemayent ertheve hi‐
cle. This isthecase when theve hicle
becomes stuc kin snow ,fo rex am ple. #
Keep theta ilpipe andthear ea around
th eve hicle free from snowwhen the
engine orthest atio naryheat erareru n‐
ning . #
Ope nawi ndo won theside oftheve hi‐
cle facing away from thewind toensur e
an adeq uatesupply offresh air. &
WARNIN GRisk ofacci dent andinjury
due tobeing under theinf luence ofalco‐
hol and drugs while driving
Dr inkin gand driving and/or taking drug sand
dr ivi ng areve ry dang erous combin ations.
Ev en asmall amount ofalcohol ordrugs can
af fect your reflex es, percep tion sand judg‐
ment . The
possibility ofaser ious oreve nfa ta lacc i‐
dent aregr eatl yinc reased when youdr ink or
ta ke drugs and drive. #
Donotdr ink ortake drugs and drive or
allo wan yone todrive who hasbeen
dr ink ing ortaking drug s. &
WARNIN GRisk ofacci dent dueto the
br ak esy stem overheating
If yo ulea veyour foot on thebr ak epedal
when driving, thebr ak esy stem mayov er‐
heat.
This increases thebr aking distance and the
br ak esy stem mayeve nfa il. #
Neveruse thebr ak epedal asafo ot re st. #
Donotde press thebr ak epedal andthe
acc elerat orpedal atthesame time
while driving. Dr
iving andparking 13
9

*
NO
TEEngi nedama gedue toexcess ively
hig hengi nespe eds The
enginewillbe damag edifyo udr ive wit h
th eengine intheov errevving rang e. #
Donotdr ive wi th theengine intheove r‐
re vving rang e. *
NO
TEWearing out thebr ak elinings by
continu ously dep ressing thebr ak epedal #
Donotdepr essthebr ak epedal contin‐
uousl ywhils tdr iving. #
Touse thebr aking effect of theengine,
shif tto alowe rge ar ingood time. *
NO
TEDama getothedr ivet ra in and
engin ewhen pulling away #
Donotwa rm uptheengine whilethe
ve hicle isstatio nary.Pull away immed i‐
at ely. #
Avoid high engine speeds anddriving at
full thro ttle untilth eengine hasreac hed
its operatin gte mp eratur e. *
NO
TEDama getothecat alytic converter
due tonon-co mbusted fuel The
engine isno tru nning smoothly and is
misf iring.
Non-c ombus tedfuel mayge tint oth ecat a‐
lyt iccon verter . #
Onlydepr esstheaccelera torpeda l
slig htly. #
Have thecause rectif ied imme diat ely at
a qu alif ied spec ialistwo rkshop. No
teson driving onsalt- treat edroads
The braking effect islimit edon salt-tr eated
ro ads.
Ther efor e, obse rveth efo llo wing notes:
R Due tosalt build-up onthebr ak ediscs and
br ak epads, thebr aking distan cecan increase
consi derablyor result inbraking onlyon one
side
R Maint ainamuc hgr eat ersaf edis tance tothe
ve hicle infront To
remo vesalt build-up:
R Brak eoccasionall ywhile paying attention to
th etra ffic con dition s
R Carefull ydepr essthebr ak epedal attheend
of thejour neyand when star tin gth ene xt
jour ney
No teson hydropl aning
Hyd roplaning cantake place onceacer tain
amount ofwa terhas accumu lated on thero ad
sur face.
Obs erve thefo llo wing notesdur ing heavyprecip‐
it ation orinconditions inwhic hhy droplaning
ma yocc ur:
R Reduce speed
R Avoid tireru ts
R Avoid sudden steer ing movements
R Brak ecar eful ly
% Also obser vetheno teson regular lych ecking
wheels andtires (/ page296). 14
0
Driving and parking

No
teson driving through wateron the road
sur face
Wa terwhi chhas entered intoth eve hicle can
damag eth eengine, electricsand transmiss ion.
Wa tercan alsoent ertheair intakeof theengine
and cause engine damage.
Obser vethefo llo wing ifyo umus tdr ive th ro ugh
wa ter:
R The water,when calm,ma yonl yre ac hth e
lo we redg eof theve hicle body.
R Drive at amaximum speedof6mp h
(1 0 km/ h);watercan other wise enterthe
ve hicle interior orengine compartment .
R Vehicles trave ling infront ,or onc omin gve hi‐
cles, cancreat ewa veswhic hma yex ceed the
maximu mper missi bledep thofthewa ter.
The braking effect of thebr ak es isreduced afte r
fo rd ing. Brak ecar efull ywhile paying attent ion to
th etraf fic condi tions untilbr aki ng powe rhas
been fullyrestor ed. ECO
star t/s topfunc tion Ope
ratio nof the ECOstar t/s topfunc tion
% The ECOstar t/ stop funct ionisno tav ailable
in all drive pr og rams, depe nding onthe
engine. Observethest atus displa yin the
multifu nctiondisplay fo rth is.
The engin eis switc hedoffaut omat icallyin the
fo llo wing situat ionsifall vehicle conditions for
an aut omat iceng inestop areme t:
R Youbr ak eth eve hicle toast ands tillin trans ‐
miss ionposit ion005Bor005C.
R Vehicl eswith a48 Von-b oard electrical
sy stem: youdepr essthebr ak epedal when
tra veling atalow speed.
If th esy stem has detected one ofthefo llo wing
situat ions,th eengine willnotst op:
R Youstop atast op sign andther eis no vehi‐
cle infront ofyou.
R The vehicle that stopped infront ofyou
st ar ts up again.
R Youman euver,tur nth esteer ing wheel
shar plyor eng agere ve rsege ar. %
Ifth esy stem detects anintellige nt stop
inhibit or,e.g. ast op sign, theengine willnot
st op.
If yo uact ivat eth eHOLD function oreng age
th epar kposition 005D,theengine canbe
switc hedoffin spit eof an intellig entstop
inhibit or.
The engine isrestar tedaut omatic allyif:
R Youen gage trans missi on positio n005B or005E.
R Youdepr esstheacceler ator pedal.
R Anautomatic enginestar tis requ ired bythe
ve hicle.
R Youre lease thebr ak epedal.
R Vehicl eswith a48 Von-b oardele ctrical
sy stem:
- Youre lease thebr ak epedal onado wnhill
gr adient andtheve hicle does notro ll.
- The vehicle rolls on ado wnhill gradien t
and does notaut omat icallyent erglide
mode at15 mp h(2 0km/h). Dr
iving andparking 14
1

ECO
star t/ stop funct ionsymbols inthemulti‐
func tion displa y:
R The 00D6 symbol (green) appear swhen the
ve hicle isat ast ands till:th eengine was
switc hedoffby theEC Ostar t/ stop funct ion.
R The 00D5 symbol (yello w)appear swhen the
ve hicle isat ast ands till:no tall vehicle condi‐
tions foran engine stop have been met.
R Neit herthe00D6 nor00D5 symbol appears
when theve hicle isat ast ands till:an intelli‐
ge nt stop inhibit orwa sde tected, e.g. ast op
sign.
R The s symbol appears:theEC Ostar t/
st op funct ionisdeactiv ated orther eis amal‐
func tion.
If th eengine wasswitc hedoffby theEC Ostar t/
st op funct ionand youlea vetheve hicle, awa rn‐
ing tone sou nds and theengine isno tre star ted.
In addition, thefo llo wing displa ymess age
appear sin themultifunc tiondispla y:
Vehicle ReadytoDrive Switchthe Ignit ionOff
Befor eEx iting If
yo udo notswit choffth eignition ,it is aut o‐
maticall yswitc hedoffaf te rth re eminut es.
Deactiv atingoractiv ating theECO star t/
sto pfunc tion #
Press button 1.
If indi catorlamp 2light sup, theEC Ostar t/
st op funct ionisactiv ated. %
Depending onthemodel andtheve hicle
eq uipment, thebutt onmayalso belocat ed
at adif fere nt positio nin thecent ercon sole. ECO
displa yfunction The
ECOdispla ysummar izesyour drivin gch ar‐
act eristic sfrom thest ar tof thejour neyto its
com pletion andassis tsyouin achie vingth e
mos teconomical driving style.
Yo ucan influen ceconsum ption bydoing thefo l‐
lo wing:
R Drive wit hpar ticular care
R Followthege arshif tre comme ndations 14
2
Driving and parking

The
letter ing inthesegment willlight upbrightl y,
th eout eredg ewill light upand thesegment will
fi ll up when thefo llo wing drivin gst yle is adop‐
te d:
R 1 Steady speed
R 2 Gentle deceler ationandrolling
R 3 Moderat eacc eler ation
The letter ing inthesegment willbegra y,the
out eredg ewill bedar kand thesegment will
em ptywhen thefo llo wing drivin gst yle is adop‐
te d:
R 1 Fluct uations inspeed
R 2 Hea vybraking
R 3 Spor tyaccelera tion
The ECOdispla ywill showyo uwhen youha ve
dr iven econ omicall y:
R The thre esegment swill fill up com pletely at
th esame time
R The edgesaround allthre esegment swill
light up The
additional rang eac hieve das are sult ofyour
dr ivin gst yle in com parison withadr iver wit ha
ve ry spor tydriving style will besho wninthe
cent erofdispl ay4 .The rang edispl ayed does
no tindicat eafixe dre duction incon sum ption. ECO
Assis tfunct ion Ve
hicl eswith a48 Von-b oardele ctrical sys‐
te m (EQ Boo sttech nology):
EC OAssis tanalyz esdat afo rth eve hicle's expec‐
te dro ute. This allowsthesy stem tooptimally
adjus tth edr iving style fo rth ero uteahead, save
fuel andrecup erate. Ifth esy stem detects an
eve ntahead, e.g .a spe edlimit oraro und about ,
it will appear onthemultifunc tiondispla y.The
fo llo wing symbols canbedispla yed: Ex
am ples ofan eve ntahead 1
Event ahead
2 Distance displ ayforth eev ent ahead
3 "Foo tof fth eacceler ator" prom pt Dr
iving and parking 14
3

The
segment sof dis tance displ ay2 showthe
dis tance totheeve ntaheadas follo ws :
R Afew segm entslight up:theeve ntaheadis
nea r.
R Man ysegments lightup:theeve ntaheadis
fur ther aw ay.
When theve hicle nearsth eeve nt,ECOAssi st
will calc ulateth eop timal speed formaximu m
fuel econom yand recup erati ve ener gybased on
th edis tan ce, speedand grad ient. The Foot off
the Accele ratormess age3 appea rson the
multifu nctiondisplay. The firs tse gme ntsinfront
of theve hicle willturngr een. Theremaini ngseg‐
ments willinitia llystay whit e.Ifth edr iver take s
th eir foot offth eaccelera torpeda lin good time,
th ere maini ngsegments onthedispla ywill suc‐
cessiv elytur ngr een until theeve ntsho wnis
re ac hed. Thedrivet ra in will besetfo rmaximu m
fuel econom y.Re cup erati on willch arge thebat‐
te ry.Re cup erati on willbe adaptedto theselec‐
te ddr ive pr og ram.
The eventwillbe sho wnfora shor ttime afte rit
has been passed.Ifth er eis no response tothe Foot
offthe Accele ratorprom pt,th esegment s
will remain white.
If th eeve ntinvo lves ave hicle infront, allseg‐
ments willimmediat elytur ngr een once ther eis
a re sponse totheFoot offthe Accelerator
pr om pt.
Fo ractiv eEC OAssis tin drive pr ogr am ;,
symb ol3 willapp ear onthemultifunc tiondis‐
pla yand ontheHead-up Displaybeside trans‐
mission position 005B.Symbol 3will also appear
when theassis tant displ ayisno tselec ted.
If th esy stem does notint erve ne during the
eve ntahead, nothing will bedispla yed. The sys‐
te m wil lbe pass ive.
EC OAssis tis activ eonl yin drive pr ogr ams ;
and A.
Sy stem limit s
EC OAs sis tcan function evenmor epr eci sely if
th ero uteis adher edtowhen routeguidan ceis
act ive. The basic function isalso available with‐
out active ro uteguidan ce.Notall informat ion
and traffic situ ations canbefore seen. Thequal‐
ity depen dson themap data. EC
OAssis tis onl yan aid. Thedriver isresponsi‐
ble forke eping asaf edis tance from theve hicle
in front, forve hicle speed andforbr aking in
good time. Thedriver mus tbe ready tobrak eat
all times irre spectiv eof whe ther thesy stem
int erve nes.
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifvisibilit yis poor ,e.g. due toinsuf ficie ntillu ‐
mina tionofthero ad, high lyvariable shade
con dition s,rain, sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
di re ct sunli ght orreflect ions.
R Ifth er eis dir ton thewindshield inthear ea
of themultifunc tioncamer aor thecamer ais
fo gg ed up, damag edorobscur ed.
R Iftraf fic sig ns areha rd todiscer n,e.g. due to
dir t,sno wor insuf ficie ntlighti ng,orbeca use
th ey areobsc ured.
R Ifth einf ormation onthena vig ation system's
digit almap isincor rect or outof date.
R Ifsigns areambi guou s,e.g. traf fic sig ns in
ro adw orks orinadjacent lanes. 14
4
Driving and parking

Disp
laying ECOAssis t On
-boar dco mp uter :
4 DriveA ssist #
Select ECO Assist. DY
NA MIC SELECT switch Fu
nction oftheDY NA MIC SELECT switch *
NO
TEMercede s-AMG vehicles #
Obser vetheno tesin theSupplement .
Yo uco uld other wise failto recogni ze
da ngers. %
Depe nding ontheengine andequipment,
th eve hicle hasdiffere nt drive pr ogr ams .
Use theDY NA MIC SELE CTswitc hto chang e
be tween thefo llo wing drive pr ogr ams.
The drive pr og ram sele cted app earsin themulti‐
func tion displa yof theon- boar dcom puter.
= Individual
R Individual settings B
Sport+
R Particular lyspor tydriving
R Emphasizes theve hicle's ownove rste er ing
and under steer ing charact eristic sfo ra mor e
activ edr iving style
R Onlysuit able forgood road con dition s,adr y
ro ad sur face and acle arstre tchof road
C Sport
R Con tinues toofferst abilit ybut withaspor ty
se tup
R Allo wsthespor tydriver amor eactiv edr iving
st yle
R Onlysuit able forgood road con dition s,adr y
ro ad sur face and acle arstre tchof road
A Comfort
R Comf ortable and econ omical driving
R Balance between traction and stabilit y
R Recomme ndedforall road con dition s
; Eco
R Particular lyecon omicaldrivin g R
Balanc ebe tween traction andstabilit y
R Recomme ndedforall road con dition s
De pen dingon thedr ive pr ogr am, thefo llo wing
sy stems chang eth eir charact eristic s:
R Drive:
- Engin eand transm issionman agemen t
- ActiveDis tance AssistDIS TRONI C
R ESP ®
R Vehicl eswith AIRBO DY CONT ROLor
DY NA MIC BODY CONT ROL:suspen sion
R Elec tric po we rst eer ing Dr
iving andparking 14
5

Selec
tingthedr ive pr og ram #
Press DYNA MIC SELE CTswitc h1 forw ards
or bac kwards.
The drive pr og ram sele cted app earsin the
multifu nctiondisplay. Conf
iguringDYNA MIC SELECT (multimedia
sy stem) Multi
media system:
4 © 5
Set ting s5
Vehicle
5 DYNA MICSELECT
Se tting drive pr og ram I #
Select IndividualCo nfiguratio n. #
Select and seta cat egory.
Switc hingthere stor ation disp layon oroff #
Swit chReques tat Start onoroff.
Fu nction on:thene xt time theve hicle isstar ted
a pr om ptappear sask ing whe ther thelas tactiv e
dr ive pr og ram shou ldbe restor ed. Ifth eEC O
st ar t/ stop funct ionwasdeactiv ated, anaddi‐
tional prom ptappear sask ing ifth efunc tion
should remain deactivated.
% The prom ptappear son lyifth epr ev iousl y
act ive se ttings deviat efrom thest andar d
se tting s.
Fu nction off:thene xt time theve hicle isstar‐
te dth eA drive pr ogr am issetaut omaticall y.The
ECOstar t/ stop funct ionisactiv ated aut o‐
matically .
% This funct ionmus tbe activ ated foreac huser
pr ofile sepa rately.Only when this func tion is
act ivat ed will thedr ive pr og ram and Eco
st ar t/ stop setting forth epr ev ious journey
be save dfo rth ere spectiv euser profile. Displa
yingvehicl edata Mul
timedi asy stem:
4 © 5
Info #
Select Vehicle.
The vehicle datais displa yed. Displa
yingengine data Multimedia
system:
4 © 5
Info #
Select Engine.
The engine datais displa yed. 14
6
Driving and parking

%
The actual (maximum) values that can be
ac hie vedfo rengine outputand engine tor‐
qu ema yde viat efrom thecer tified values
wit hin thecount ry-spe cificgu ideline sfo r
per missible toler anc es(basis: UN-ECE No.
85 orcount ry-spe cificgu ideline s).
Fa ctor sth at can influen cethis are, forex am‐
ple:
R Sea leve l
R Fuelgrade
R Outside temp eratur e
R Oper ating temp eratur eof theengine
% The values displa yedser veonl yas orient a‐
tion. Thevalues forengine outputand
engine torq ue show nin themedia display
ma yde viat efrom theactual values. Calling
uptheconsum ption indicat or Multime
diasystem:
4 © 5
Info #
Select Consumpt ion.
The current and average consu mptionis dis‐
pl ay ed. Au
tomatic trans mis sion DI
REC TSE LECT leve r Fu
nction oftheDIRECT SELECT leve r &
WARNIN GRisk ofacci dent dueto inc or‐
re ct gearshif ting
If th eengine speedishigher than theidle
speed andyouen gage thetransmission posi‐
tion 005Bor005E, theve hicle mayacceler ate
shar ply. #
Ifyo uen gage thetransmission position
005B or005E when theve hicle isat a
st ands till,alw aysdepr essthebr ak e
pedal firm lyand donotacc eler ateat
th esame time. &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunsuper visedintheve hi‐
cle, they cou ld,in pa rticular :
R Open doors,ther eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncom ingtraf‐
fi c.
R Ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Changing thetra nsmiss ionposition .
R Startin gth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. Dr
iving andparking 14
7

#
Keep theve hicle SmartKey out ofreac h
of childr en. Use
theDIRE CTSELECT leve rto switc hth e
tr ans missi on positio n.The current trans mis sion
po sitio nis displ ayed inthemultifunc tiondispla y. 005D
Park position
005E Reversege ar 005C
Neut ral
005B Drive po sitio n
En gaging reve rsege ar R #
Depr essthebr ak epedal andpush the
DIR ECT SELEC Tleve rupw ards pas tth efirs t
point ofresis tance.
En gaging neutr alN #
Depr essthebr ak epedal andpush the
DIR ECT SELEC Tleve rup ordown tothefirs t
point ofresis tance.
% Toshif tint oneutr al005C withth eignition on,
push theselect orleve rup ordown forse v‐
er al seconds tothefirs tpo int ofresis tance.
Sub sequently releasing thebr ak epedal will
allo wyo uto mo vetheve hicle freel y,e.g. topush
it or tow itaw ay.
Pr ocee das follo ws ifyo uwa nttheaut oma tic
tr ansm ission toremain inne utr al005C 005C,
evenif
th eignit ionisswitc hedoffor thedr iver' s
door isopened : #
Dep ress thebr ak epedal andengageneutral
005C when theve hicle isat ast ands till. #
Release thebr ak epedal. #
Switc hth eignition off.
% Ifyo uth en exitth eve hicle leaving the
Smar tKey intheve hicle, theaut omatic trans‐
mission remains inneutr al005C.
Eng aging parkpositio nP #
Obser vetheno teson par king theve hicle
(/ page15 4). #
Depr essthebr ak epedal untiltheve hicle is
at ast ands till. #
When theve hicle isat ast ands till,pr ess but‐
to n005D.
Whe nth etransmission positiondisplay
sho ws005D,th epar kposition iseng aged. Ifno
tra nsmiss ionposition display005D appear s,
secur eth eve hicle topreve ntitfrom rolling
aw ay.
% Dep endingonthesituation ,it ma yta ke a
shor ttime until005Diseng aged. Ther efor e,
alw ayspa yatt ention tothetra nsmiss ion
position display. 14
8
Driving and parking