MERCEDES-BENZ CLA COUPE 2021 Manual Online

#
Release thebutt onimmediat elyif
somebody becomestrapped. #
Press and hold theÜ buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isunloc ked.
R The side windo wsareopen ed.
R The pano ramic sliding roof isopened.
R The seat ventil ation ofthedr iver's seat is
switc hedon.
% Ifth ero ller sunblin dof thepanor amicsliding
sunr oofisclosed, thero ller sunblin dis
open edfirs t. #
Tointerru pt con venience opening: release
th eÜ button. #
Tocont inue convenience opening: press
and hold theÜ buttonagain. Con
venience closing (closing theve hicl e
fr om outside ) &
WARNIN GRisk ofentr apment dueto not
pa ying attenti onduring con venie nce
clo sing
Whe nth econ venie nce closing featur eis
oper ating,par tsof thebody could become
tr apped intheclosing area oftheside win‐
do wand thesliding sunroof. #
When thecon venie nce closing featur e
is operatin g,mon itor theent ire closing
pr ocess andmakesur eth at no body
par tsarein theclosing area. #
Press and hold theß buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isloc ked.
R The side windo wsareclo sed.
R The pano ramic sliding roof isclosed. #
Tointerru pt con venience closing: release
th eß button. #
Toclose thero ller sunblind s:press and
hold theß buttonagain.
% Con venie nce closing also func tions with
KEYLESS- GO(/ page70). Re
sol ving problems withtheside windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa ta lly injured ifre ve rsing protect ion is
no tactiv ated
If yo uclo seaside windowagain imm ediat ely
af te rit has been blocked, theside windo w
will close withincr eased ormaximum forc e.
The reve rsing func tion isthen notactiv eand
body partsma ybecome trapped. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Tostop theclosing process, release the
butt onorpress thebutt onagain to
re open theside windo w. Opening
andclosing 79

A
sid ewind owcann otbe closed andyoucan‐
no tsee thecaus e. #
Chec kto see whether anyobjec tsarein the
windo wguide. #
Adjus tth eside windo ws.
Ad jus tingthe side windo ws
If aside windo wisobs truct eddur ing closing and
re opens again immediat ely: #
Immediat elyaf te rth is, pull and hold thecor‐
re sponding buttonagain until theside win‐
do whas closed andhold thebutt onforat
lea stone moresecond (re-adjus tment).
The side windo wwill beclosed without the
aut omat icreve rsing func tion.
If th eside windo wisobs truct edagain and
re opens again immediat ely: #
Immediat elyaf te rth is, pull and hold thecor‐
re sponding buttonagain until theside win‐
do whas closed andhold thebutt onforat lea
stone moresecond (follo w-up adjust‐
men t).
The side windowwill beclos edwithout the
aut omat icreve rsing func tion.
Th eside windo wscann otbe opened or
closed usingthecon venience opening fea‐
tur e.
Po ssible cause:
R The Smar tKey batt eryis we ak ordisc harged. #
Chec kth ebatt eryusing theindicat orlam p
(/ page66). #
Replace theSmar tKey batt ery, ifnec essar y
(/ page68). Slidin
gsunr oof Opening
andclosing theslidi ngsunr oof %
The term "slidin gsun roof" also refers to the
panor amaroof wit hpo we rtilt/sli dingpanel . &
WARNIN GRisk ofbeco ming trap ped
whe nth esliding sunroofisbeing opened
and closed
Body partsma ybecome trapped inthera ng e
of mo vement. #
Dur ing opening andclosing, makesur e
th at no body partsarein thera ng eof
mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The opening orclosing process willbe
st opped. &
WARNIN GRisk ofbeco ming trap ped if
th esliding sunroofisoper ated bychil‐
dr en
Childr enoper atingth esliding sunroofcould
get caught inthemo ving parts,par ticular lyif
unatt ended. 80
Openin gand closing

#
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. &
WARNIN GRisk ofbeco ming trap ped
whe nth ero ller sunblin dis being opened
and closed
Body partsma ybecom etrapped between
th ero ller sunblin dand frame orsliding roof. #
When opening orclosing, makesur e
th at no body partsarein thero ller sun‐
blind' sra ng eof mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The opening orclosing process willbe
st opped. *
NO
TEMalfunctio ndu eto sno wand ice Sno
wand icemaycause thesliding sunroof
to malfu nction. #
Open thesliding sunroofonlyif it is free
of sno wand ice. *
NO
TEDama gecau sed byprotru ding
objec ts Objec
tsthat protru de from thesliding sun‐
ro of ma ydamag eth esealing strips. #
Donotallo wan ything toprotru de from
th esliding sunroof. *
NO
TEImpo rtant poin tsto remember
when aro of lugg agera ck isins talled When
aro of lugg agera ck isins talled, raising
or open ingthesliding sunroofmaybe limi‐
te d. #
Chec kwhe ther thesliding sunroofcan
be raised oropen edwhen aro of lug‐
ga ge rack isins talled. #
Ifin doubt, donotra ise oropen the
sliding sunroof. 1
Toraise
2 Toopen
3 Toclos e/lowe r Opening
andclosing 81

Use
the0057 buttontooper ateth epanor ama
ro of wit hpo we rtilt/sli dingpanel andthero ller
sunblin d.
The panorama roof wit hpo we rtilt/sli dingpanel
can beoper ated only when thero ller sunblin dis
open . #
Chec kwhe ther thesliding sunroofcan be
ra ised oropen edwhen aro of lugg agera ck is
ins talled. #
Tostar taut omatic operation :pr ess the
0057 buttonbeyond thepoint ofresis tance
or pulland release it. #
Tointerru pt aut omatic operation :br ief ly
pr ess the0057 buttoninanydir ect ion.
The opening /closingpr ocess willbestop‐
ped.
Ve hicl eswith apanor amaroof wit hpo we r
til t/s lidin gpane l:The automatic raising featur e
is available onlywh en thesliding sunroofis
closed orraised. Au
tomatic reve rsing funct ionoftheslidi ng
sunr oof
If an obs tacle obs tructs thesliding sunroofdur‐
ing theclosing process, thesliding sunroofwill
open again automaticall y.The automatic reve rs‐
ing func tion isonl yan aid and isno ta subs titute
fo ryo ur att entiven ess . #
Dur ing theclosing process, makesur eth at
no body partsarein theclosing area. &
WARNIN GRisk ofbeco ming trap ped
des pite there ve rsing func tion being
act ive
In par ticular ,th ere ve rsing func tion does not
re act :
R Tosof t,light andthin obje cts, e.g. fin‐
ge rs.
R Towa rdsth eend oftheclosing proce‐
dur e.
R Dur ing rese ttin g. #
Dur ing theclosing process, makesur e
th at no body partsarein theclosing
ar ea. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The closing process willbestopped. Au
tomatic reve rsing funct ionofthero ller
sunblind
If an obs tacle obs tructs thero ller sunblin ddur‐
ing theclosing process, thero ller sunblin dwill
open again automat ically.The automatic reve rs‐
ing func tion isonl yan aid and isno ta subs titute
fo ryo ur att entiven ess . #
When closingth ero ller sunblin d,mak esur e
th at no body partsarein thera ng eof mo ve‐
ment. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing func tion
In par ticular ,th ere ve rsing func tion does not
re act tosof t,light andthin obje cts, e.g. fin‐
ge rs. 82
Openin gand closing

#
When closing thero ller sunblin d,mak e
sur eth at no body partsarein thera ng e
of mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing theaut omatic closing process.
The closing process willbestopped. Au
tomatic functionsof the slidi ng sun roof %
The term "slidin gsun roof" also refers to the
panor amaroof wit hpo we rtilt/sli dingpanel .
Ra inclosing functionwhen driving
Ve hicl eswith apanor amaroof wit hpo we r
til t/s lidin gpane l:If it star ts to rain, thera ised
sliding sunroofwill automat icallybe lowe red
while theve hicle isin mo tion.
Au tomatic lowe ring function
Ve hicl eswith apanor amaroof wit hpo we r
til t/s lidin gpane l:If th esliding sunroofisraised
at there ar,it will automat icallybe lowe red slightly
athigher speeds. Atlow speeds, itwill
be raised again automat ically. &
WARNIN GRisk ofbeco ming trap ped by
aut omat iclowe ring ofthesliding sunroof
At higher speeds, thera ised slidin gsunr oof
will automat icallybe lowe redslightl yat the
re ar. #
Mak esur eth at nobody reac hes intoth e
sliding sunroof's rang eof mo vement
whil eth eve hicle isin mo tion. #
Ifsomebody becomestrapped, brief ly
push thesliding sunroofbutt onfor‐
wa rdsor bac kwards. %
Bypushing orpull ing the0057 button,you
can interru pt theaut omatic functions:"Rain
closing function when driving" and"Auto‐
matic lowe ring" . Re
ctif ying problem swit hth eslidi ngsunr oof &
WARNIN GRisk ofbeco ming trap ped or
fa ta linj uries when thesliding sunroofis
closed again
If th esliding sunroofisclosed again immedi‐
at ely afte rit has been blockedor rese t,itwill
close withincr eased forc e. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing theaut omatic closing process.
The closing process willbestopped. The
sliding sunroofcanno tbe closed andyou
cann otsee thecaus e.
% The term "slidin gsun roof" also refers to the
panor amaroof wit hpo we rtilt/sli dingpanel .
If th esliding sunroofisobs truct eddur ing closing
and reopens again slightl y: Opening
andclosing 83

#
Immedia tely afte rau tomatic reve rsing, pull
and hold the0057 buttondown again tothe
point ofresis tance untilth esliding sunroofis
closed.
The sliding sunroofwill beclosed with
incr eased forc e.
If th esliding sunroofisobs truct edagain and
opens again slightl y: #
Repeat thepr ev ious step.
The sliding sunroofwill beclosed again with
incr eased forc e.
Ve hicl eswith apanor amaroof wit hpo we r
til t/s lidin gpane l:The slidi ng sun roof or the
ro ller sunblind isno toper ating smoo thly. #
Resetth esliding sunroofand thero ller sun‐
blind.
Re setting theslidi ngsunr oofand thero ller
sunblind #
Pull and hold the0057 buttonlittle bylittle
unt ilth esliding sunroofisfully closed. #
Pull and hold the0057 buttonlittle bylittle
unt ilth ero ller sunblin dis full yclos ed. #
Use automat icopera tiontofully open and
th en close thesliding sunroof. Anti-t
heftpr otection Fu
nction oftheimm obiliz er The
immo bilizerpreve nts your vehicle from being
st ar tedwit hout thecor rect Smar tKey .
The immobilizer isaut omaticall yactiv ated when
th eignition isswitc hedoffand deactiv ated when
th eignition isswitc hedon.
When leaving theve hicle, alwaysta ke theSmar t‐
Ke ywit hyo uand lockth eve hicle. Anyone can
st ar tth eengine ifava lid Smar tKey has been left
inside theve hicle.
% Intheeve nttheengine cannotbe star ted
(y et theve hicle ’sbatt eryis ch arge d), the
sy stem isno toper ational. Contactan
aut hor ized Mercedes- BenzCenteror call
1-8 00- FOR-MER Cedes (intheUS A)or
1-8 00- 387-0 100(in Canada). ATA
(anti-thef tala rm system) Fu
nction oftheATA system
If th eATA system isarmed, avisual andaudible
alar mistrigg ered inthefo llo wing situat ions:
R When adoor isopen ed
R When thetrunk lidisopened
R When thehood isopened
R When theint erior motion sensor istrigg ered
(/ page86)
R When theto w- aw ay alar mistrigg ered
(/ page85)
The ATAsy stem isarmed automatic allyafte r
appr oximat elyte nseco ndsinthefo llo wing situa‐
tion s:
R Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO 84
Opening andclosing

Indicat
orlam p1 flashes whentheAT Asy stem
is armed.
The ATAsy stem isdeactiv ated aut omaticall yin
th efo llo wing situat ions:
R Afterunloc kingtheve hicle withth eSmar t‐
Ke y
R Afterunloc kingtheve hicle using KEYLES S-
GO R
Afterpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestor ag ecom partmen t
(/ page12 9)
% When theMer cedes‑ Benzemergency call
sy stem isactiv eand thealar mstay son for
mor eth an 30 sec onds, ames sageis aut o‐
mat icall ysen tto theCus tomer Assis tance
Ce nter (/ page 243).
% Inthecase ofsevere batt erydisc harging,
th eanti- theftalar msystem isaut omaticall y
deactiv ated tofacil itat eth ene xt engine
st ar t.
Deact ivat ing theATA #
Press theÜ, ßor008B buttononthe
Smar tKey .
or #
Press thest ar t/ stop butt onwithth eSmar t‐
Ke yin themar kedspace (/page12 9)
Dea ctivat ingth eala rm using KEYLESS-GO #
Grasp theoutside doorhandle withth e
Smar tKey outside theve hicle. Fu
nction oftheto w- aw ay alar m %
This function mayno tbe available inall
coun tries.
An audible andvisual alarmistrigg ered ifan
alt eratio nto your vehicle's angleof inclination is
de tected whi letheto w- aw ay alar misarmed.
The tow- aw ay alar misaut omat icallyar med afte r
appr oximat ely60 seco nds:
R Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO
The tow- aw ay alar mison lyarmed when thefo l‐
lo wing compone ntsar eclos ed:
R Doo rs
R Trunk lid
The tow- aw ay alar misaut omat icallydeac tiva‐
te d:
R Afterpr essing theÜ or008B buttonon
th eSmar tKey
R Afterpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestor ag ecom partmen t
(/ page12 9) Openi
ngand closi ng 85

R
Afterunloc kingtheve hicle using KEYLES S-
GO
R When usingHAND S-FREE ACCES S
In fo rm atio non collision detection onapa rked
ve hicle (/page15 2). Ar
min g/dis armin gthe tow- aw ay alar m Mul
timedi asy stem:
4 © 5
Set ting s5
Quick Access #
Arm or disar mTow-away Protection.
The tow- aw ay alar misarmed again inthefo llo w‐
ing cases :
R The vehicle isunloc kedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain.
% Ifqu ick acc ess isuna vailable, selectth e
Vehicle submenu intheSet ting smain menu
to arm or disar mtheto w- aw ay alar m. Fu
nction oftheint erior motion sensor %
This function mayno tbe available inall
coun tries.
When theint erior motion sensor isarmed, avis‐
ual and audible alarmistrigg ered ifmo vement is
de tected intheve hicle interior .
The interior motion sensor isarmed automati‐
cally afte rapp roxima tely tenseco nds:
R Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO
The interior motion sensor isonl yar med when
th efo llo wing compone ntsar eclos ed:
R Doo rs
R Trunk lid
The interior motionsen sor isaut omat icallydeac ‐
tiv ated:
R Afterpr essing theÜ or008B buttonon
th eSmar tKey
R Afterpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestor ag ecom partmen t
(/ page12 9) R
Afterunloc kingtheve hicle using KEYLES S-
GO
R When usingHAND S-FREE ACCES S
The follo wing situat ionscanlead toafa lse
alar m:
R Movingobje ctssuc has masc otsin theve hi‐
cle interior
R When theside windo wisopen
R When thepanor amicsliding sunroofisopen Ar
ming/deact ivating theint erior motion sen‐
sor Multi
media system:
4 © 5
Set ting s5
Quick Access #
Activateor deacti vate Interior MotionSen-
sor.
The interior motion sensor isactiv ated again in
th efo llo wing cases :
R The vehicle isunloc kedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain. 86
Openin gand closin g

%
Ifqu ick acc ess isuna vailable, selectth e
Vehicle menuunder Settings toact ivat eor
deac tivateth eint erior motion sensor . Openin
gand closing 87

No
teson thecor rect driver' sseat position &
WARNIN GRisk ofacci dent dueto
adjus tingve hicle settin gswhile theve hi‐
cle isin mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int s,thesteer ing wheel orthemir‐
ro rwhi letheve hicle isin mo tion.
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion. #
Beforest ar tin gth eengine: adjustth e
dr iver's seat, thehead restra int s,the
st eer ing wheel andthemir rorand fas‐
te nyo ur seat belt. En
sur eth efo llo wing when adjustingst eer ing
wheel 1,seat belt2and driver's seat 3:
R Youar esit tin gas faraw ay from thedr iver's
airbag aspossible, taking thefo llo wing
point sint ocon sider ation .
R Youar esit tin gin an upr ight position
R Your thighs areslight lysuppor tedby theseat
cushion R
Your legs areno tfull yex tende dand youcan
depr essthepedals proper ly
R The backof your head issuppo rted ateye
le ve lby thecent erofthehead restra int
R Youcan hold thesteer ing wheel withyo ur
ar ms sligh tly ben t
R Youcan moveyour legs freel y
R Youcan seeallthedispla yson theins tru‐
ment clusterclea rly
R Youha ve agood overvie wof thetra ffic con ‐
dition s
R Your seat beltsitssn ug lyag ains tyo ur body
and pass esacr oss thecent erofyour sho ul‐
der and across your hips inthepelvic area 88
Seats andstow ing