lock MERCEDES-BENZ C CLASS 2021 Owner's Manual

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 slidin gsun roof isclosed.
R The panor amicsliding 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(/ page68). 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. 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 Opening
andclosi ng 79

leas
tone moreseco nd(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
(/ page64 ). #
Replace theSmar tKey batt ery, ifnec essar y
(/ page66). 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. #
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 orslidin gro of. #
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. 80
Opening andclosing

sliding
sunroofwill automaticall ybe 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 sliding sunroof
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: #
Immediat elyaf te 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 eswithout apanor amaroof wit h
po we rtil t/s lidin gpane l:The slidi ng sun roof
is no toper ating smoo thly. #
Resetth esliding sunroof.
Re setting theslidi ngsunr oof Open
ingand closing 83

Ext
endin gor retracti ngthe rear-wi ndo w
ro ller sunblind &
WARNIN GRisk ofbeco ming trap ped
whe nex tendi ng orretracti ngthero ller
sunblin d
Body partsma ybecom etrapped inthero ller
sunblin d'srang eof mo vement. #
Ensur eth er ear eno body partsinthe
ra ng eof mo vement. #
Ifsomeone becomestrapp ed,brief ly
pr ess thebutt onagain.
The opening orclosing process will
br ief lybe stopped. Theroller sunblin d
will then retur nto its star tin gposit ion. *
NO
TEDama gecau sed byobject s Object
sma ycause thero ller sunblin dto mal‐
function. #
Donotst or ean yobject son thepar cel
shelf. #
Mak esur eth at thero ller sunblin dcan
mo vefreely . #
Toextend orretract: press button 1. An
ti-thef tpr 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
(/ page87 ) Opening
andclosing 85

Seats
Ad
jus tingthe fron tse at mec hanicall yand
el ec tric all y(w ithou tSe at Co mf ortPa ckag e) &
WARNIN GRisk ofbeco ming trap ped if
th eseats areadjus tedby childr en
Childr encould becom etrapped ifth ey adjus t
th eseats, particular lywhen unattended. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. Yo
ucan adjustth eseats when theignition is
switc hedoff. &
WARNIN GRisk ofbeco ming trap ped
whe nad jus ting theseat
When youadj usta seat ,yo uor other vehicle
occupants couldbecome trapped, e.g.onthe
seat guide rail. #
When adjustingaseat, makesur eth at
no onehas anypar tof their body within
th esw eep oftheseat. Obser
vethesaf etyno teson "Airbags" and"Chil‐
dr en intheve hicle". &
WARNIN GRisk ofacci dent dueto the
dr iver's seat notbeing engaged
The driver's seat maymo veune xpectedl y
while drivin g.
This could caus eyo uto lose control of the
ve hicle. #
Alw aysmak esur eth at thedr iver's seat
is eng aged bef orest ar tin gth eve hicle. &
WARNIN GRisk ofacci dent dueto
adjus tingth eve hicle settin gswhile the
ve hicle 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 ,th esteer ing wheel orthemir ror
while theve hicle isin mo tion
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion #
Beforest ar tin gth eengine: Inpar ticular ,
adjus tth edr iver's seat, head restra int ,
st eer ing wheel andmirror,and fasten
yo ur seat belt. &
WARNIN GRisk ofbeco ming trap ped if
th eseat height isadjus tedcar elessl y
If yo uadj ustth eseat height carelessly ,yo u
or other vehicle occupants couldbetrapped
and ther eb yinjur ed. 90
Seats andstow ing

st
eer ing wheel andmirror,and fasten
yo ur seat belt. &
WARNIN GRisk ofentr apment forch il‐
dr en when adjustingth esteer ing wheel
Childr encould injureth emselv esifth ey
adjus tth esteer ing wheel. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Tounlo ck:pu sh release leve r1 down as
fa ras itwil lgo. #
Adjus the ight 2 and dist anc e3 tothe
st eer ing wheel. #
Toloc k:push release leve r1 upasfaras it
wil lgo. #
Chec kand makesur eth at thesteer ing col‐
umn isloc kedby mo ving thesteer ing wheel. Ad
jus tingthe steer ing wheel electrically The
steer ing wheel canbeadjus tedwhen the
po we rsupp lyis disco nnect ed. 1
Toadjus tth edis tance tothesteer ing wheel
2 Toadjus tth eheight #
Save these ttings withth ememor yfunc tion
(/ page10 1). 98
Seats andstow ing

Switc
hingthest eer ing wheel heatingon/of f Re
quirement s:
R The ignit ionisswitc hedon. #
Turn theleve rin thedir ect ion ofarrow 1or
2.
If indicat orlam p3 lights up,thesteer ing
wheel heating isswitc hedon. When
youswit chtheignition off,th esteer ing
wheel heating switchesoff. Easy
entryand exitfeatur e Usi
ngtheeasy entryand exitfeatur e &
WARNIN GRisk ofacci dent whenpu lling
aw ay dur ing theadjus tmentpr ocess for
th eeasy exitfeatur e
Yo uco uld lose contro lof theve hicle. #
Alw ayswa itunt ilth eadjus tmentpr oc‐
ess iscom pletebef orepulling away. &
WARNIN GRisk ofbeco ming trap ped
du ring adjus tment oftheeasy entryand
ex itfeatur e
Yo uand other vehicle occupants –par ticu‐
lar lych ildr en–could becom etrapped. #
Ensur eth at no onehas abody partin
th esw eep ofthesteer ing wheel ordriv‐
er's seat. If
th er eis arisk ofbecoming trapped bythe
st eer ing wheel: #
Movetheadjus tmentle ve rof thesteer‐
ing wheel.
The adjus tmentpr ocess willbestop‐
ped.
If th er eis arisk ofbecoming trapped bythe
dr iver's seat: #
Press theseat adjus tmentswitc h.
The adjus tmentpr ocess willbestop‐
ped. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. Ve
hicl eswith memor yfuncti on:Youcan stop
th eadjus tmentpr ocess bypressing oneofthe
memor yfunction position switc hes. Seats
andstow ing 99

&
WARNIN GRisk ofbeco ming trap ped if
ch ildr enact ivat eth eeasy entryand exit
fe atur e‑
Childr encoul dbec ome trapped ifth ey act i‐
va te theeasy entry‑and exitfeatur e,par ticu‐
lar lywhen unattende d. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. If
th eeasy entryand exitfeatur eis act ive, the
st eer ing wheel willmoveupw ards and thedr iv‐
er's seat willmovebac kin thefo llo wing situa‐
tion s:
R Youswit chtheignition offwit hth edr iver's
door open
R Youopen thedr iver's door withth eignition
switc hedoff
% The steer ing wheel willthen mo veupw ards
on lyifit is no talr eady ashigh asitwill go.
The driver' sseat willthen mo vebac kwards onl
yif it is no talr eady atthere ar oftheseat
adjus tmentra ng e.
The steer ing wheel andthedr iver's seat will
mo vebac kto thelas tdr ive position inthefo l‐
lo wing cases :
R Youswit chthepo we rsupp lyor theignition
on when thedr iver's door isclosed
R Youclo sethedr iver's door withth eignition
switc hedon
The lastdr ive position willbesave dwhen:
R Youswit chtheignition off.
R Vehicl eswith memor yfuncti on:Youcall
up theseat settings viathememor yfunc tion.
R Vehicl eswith memor yfuncti on:Yousa ve
th eseat settings viathememor yfunc tion.
Ve hicl eswith memor yfuncti on:Press one of
th ememor yfunc tion memor yposition switches
to stop theadjus tmentpr ocess. Se
tting theeasy entryand exitfeatur e Mul
timedi asy stem:
4 Vehicle 5
î Vehicle Setting s
5 Easy Entry/E xit #
Select Steering Wheel&Seat, Steering
Wheel OnlyorOff. Memor
yfunction Fu
nction ofthemem oryfun ction &
WARNIN GRisk ofan acci dent ifth e
memor yfunction isused whiledr iving
If yo uuse thememor yfunc tion onthedr iv‐
er's side while driving, youco uld lose contro l
of theve hicle asare sult oftheadjus tments
being made. #
Onlyuse thememor yfunc tion onthe
dr iver's side when theve hicle isstatio n‐
ar y. 10
0
Sea tsand stow ing

&
WARNIN GRisk ofentr apment when
ad jus ting theseat withth ememor yfunc ‐
tion
When thememor yfunc tion adjus tstheseat
or steer ing wheel, youand other vehicle
occupants –par ticular lych ildr en–could
becom etrapped. #
Dur ing theadjus tingprocess ofthe
memor yfunction, ensureth at no body
par tsarein thesw eep oftheseat or
th esteer ing wheel. #
Ifsomebody becomestrapped, immedi‐
at elyre lease thememor yfunc tion posi‐
tion button.
The adjus tmentpr ocess isstopped. &
WARNIN GRisk ofentr apment ifth e
memor yfunction isactiv ated bychildr en
Childr encould becom etrapped ifth ey act i‐
va te thememor yfunc tion,par ticular lywhen
unatt ended. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. Yo
ucan usethememor yfunc tion when theigni‐
tion isswitc hedoff.
Seat adjus tmentsforup tothre epeople canbe
st or ed and called upusing thememor yfunc tion.
Yo ucan save settin gsforth efo llo wing systems:
R Seat, backres tand head restra int
R Steer ing wheel
R Outside mirrors
R Hea d-up Display Oper
ating themem oryfun ction St
oring #
Setth edesir edposition forall systems. #
Brief lypress memor ybutt onV andthen
pr ess prese tposition 0037,TorU
wit hin thre esecon ds.
An acous ticsignal sounds. Thesettings are
st or ed. Seats
andstow ing 10
1

Thr
oug h-loadin gfe atur ein there ar ben ch
seat (EASY-PA CK Quic kfold) Fo
lding there ar seat backres tfo rw ards &
WARNIN GRisk ofacci dent ifth ere ar
ben chseat, rear seat andseat backres t
ar eno teng aged
The rear ben chseat, rear seat andseat back‐
re st ma yfo ld forw ards, evenwh en youar e
dr ivin g.
R Asare sult, theve hicle occupant willbe
pushed intoth eseat beltwithincr eased
fo rc e. The seat beltwillnotbe able to
pr otect asintended andcould cause
additional injury.
R Objects orloads inthetrunk orcar go
com partmen twill notbe restra ined by
th eseat backres t. #
Mak esur eth at there ar ben chseat, the
re ar seat andtheseat backres tar e
eng aged bef oreeve rytrip . If
th elef tand right seat backres ts areno t
eng aged and lockedin place, this will besho wn
on themultifunc tiondispla yon theins trument
clus ter.A wa rning tone willal so sou nd.
If th ecent erseat backres tis no teng aged and
loc ked, there dloc kve rificati onindi catorwillbe
vis ible.
Re quirement s:
R Tofold thecent erseat backres tfo rw ards:
th ecent erseat backres thas been unlocked.
Yo ucan fold thecent erand outerseat backres ts
fo rw ards separat ely. Ve
hicl eswith amemor yfuncti on:Ifneces‐
sar y,when theseat backres tin there ar
passe nger com partment isfolded forw ard, the
fr ont seatwil lmo veforw ards sligh tly to avo ida
collis ion. #
Ifnec essar y,fully inser tth ehead restra int s
in there ar seat backres t. Seat
sand stow ing 10
5