2021 MERCEDES-BENZ C-CLASS COUPE airbag off

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. Seats
andstow ing 87

Childr
eninpar ticular could acciden tally
pr ess theelectr icalseat adjus tmentbutt ons
and become trapped. #
While moving theseats, makesur eth at
han dsorother body partsdo notget
und ertheleve rasse mbly oftheseat
adjus tmentsy stem. &
WARNIN GRisk ofinju rydue tohead
re stra int sno tbeing installed orbeing
adjus tedincor rectl y
If hea dre stra int sha ve notbe en installed or
ha ve notbe en adjus tedcor rectly ,th er eis an
incr eased risk ofinjur yin thehead andneck
ar ea, e.g. intheev ent ofan acciden tor when
br aking. #
Alw aysdr ive wit hth ehead restra int s
ins talled. #
Beforedr ivin gof f,mak esur efo rev ery
ve hicle occupant that thecent erofthe
head restra int suppor tsthebac kof the
head atabout eyeleve l. Do
notint erch ang eth ehead restra int sof the
fr ont and rear seat s.Ot her wise, youwill notbe
able toadjus tth eheight andangleof thehead
re stra int scor rectl y.
Ad jus tth ehead restra int fore -and -aftpo sitio nso
th at itis as clo seasposs ibletothebac kof your
head. &
WARNIN GRisk ofinju ryor deat hdue to
an incorrect sea tpos ition
The seatbel tdoe sno tof ferth eint ended
le ve lof protect ion ifyo uha ve notmo vedth e
seat backres tto an almos tve rtical posit ion.
In par ticular ,yo uco uld slip beneathth eseat‐
belt andbecome injured. #
Adjus tth eseat proper lybef orebegin‐
ning your jour ne y. #
Alw aysensur eth at theseat backres tis
in an almos tve rtical posit ionand that
th eshoulder beltisrouted acr oss the
cent erofyour sho ulder . &
WARNIN GRisk ofinju rydue toexc es‐
siv est ra in on thegr ab handle
If yo uappl yyo ur full body weight tothegr ab
handle orpull itabr uptly, thegr ab handle
ma ybe damag edorbecome loosefrom its
anc horage. #
Use thegr ab handles onlyto stabiliz e
th eseating position ortoassis tin get‐
ting inand outof theseat. &
WARNIN GRisk ofinju ryor deat hdue to
object sunder theco- driver seat
Objec tstrapped undertheco- driver seat can
int erfere wit hth efunc tion oftheaut omatic
co- driver airbag shutoffor damag eth esy s‐
te m. #
Donotst or ean yobject sunder theco-
dr iver seat. #
When theco- driver seat isoccupied,
mak esur eth at no obj ect sar etrapped
unde rth eco- driver seat. 88
Seats andstow ing

#
Tocall up:pr ess and hold prese tposit ion
butt on0037, TorU untilall thesy s‐
te ms arein thestor ed position.
% When youre lease thepr ese tposition button,
st eer ing wheel, theseat andmirrorse tting
functions stop immediat ely. The Head-up
Displa ycont inues tobe adjus ted. St
ow agear eas No
teson loading theve hicl e &
DANG ER Risk ofexhaus tga spoisoning
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Exhaus t
ga ses can entertheve hicle interior ifth e
tr unk lid is op en when theengine isrunning ,
esp ecially ifth eve hicle isin mo tion. #
Alw aysswitc hof fth eengine before
opening thetrunk lid. #
Neverdr ive wit hth etrunk lidopen. &
WARNIN GRisk ofinju ryfrom unsecu red
it ems intheve hicle
If object s,lugg ageor loads areno tsecur ed
or notsecur edsuf ficie ntly,they cou ldslip,
tip ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. &
WARNIN GRisk ofinju rydue toobject s
being stowe dincor rectl y
If obje ctsintheve hicle interior arestowe d
inc orrectly ,th ey can slide orbe throw n
ar oun dand hitvehicle occupants. Inaddi‐
tion, cupholder s,open stor ag espaces and
mobile phonebrac kets cann otalw aysre tain
all obje ctsth ey cont ain. The
reisarisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around insuc h
sit uation s. #
Alw aysmak esur eth at obj ect sdo not
pr otru de from stor ag espaces, parcel
ne ts or stor ag ene ts. #
Close theloc kable stor ag espaces
bef orest ar tin gajo ur ne y. #
Alw aysst ow and securehea vy,har d,
poin ted, shar p-edg ed,fragile orbulky
objec tsinthetrunk . Ve
hicl eswith automatic front passen gerair‐
bag shutoff:Ob jects trap pe dund erthefront
passeng erseat mayint erfere wit hth efunc tion
of theaut omatic front passeng erairbag shutoff
or damag eth esy stem. Please observetheno tes
on thefunc tion oftheaut omatic front passeng er
airbag shutoff(/ page45). 10
0
Sea tsand stow ing

Switc
hingonhigh beam #
Turn thelight switc hto the0058 or0058
position . #
Push thecombin ationswitchbe yond the
point ofresis tance inthedir ect ion ofarrow
1 .
When thehigh beam isactiv ated, the0058
indicat orlam pfo rlo w bea mwil lbe dea ctiva‐
te dand replaced bythe0057 indicat orlam p
fo rhigh beam.
Swi tching offhigh beam #
Movethecombin ationswitchbac kto its
st ar tin gposit ion.
High -beamflash er #
Pull thecombin ationswitchin thedir ect ion
of arrow 3.
Tu rn signal light #
Toindicat ebr iefl y:push thecombin ation
switc hbr ief lyto thepoint ofresis tance inthe
dir ect ion ofarrow 2or4.
The corresponding turnsignal lightwillflash
th re etimes. #
Toindicat eper manentl y:push thecombi‐
nation switchbe yond thepoint ofresis tance
in thedir ect ion ofarrow 2or4.
Ve hicles withAc tiveLa ne Chang eAssi st:
R Atur nsigna lind icatoractiv ated bythe
dr iver ma ycon tinue tooper atefo rth e
dur ation ofthelane chang e.
R Ifth edr iver indicat eddirect lybef orehand
but alane chang ewa sno timmediat ely
possible ,th etur nsignal indicat orma y
activ ateaut omaticall y. Ac
tiv atin g/deac tivatin gthe hazar dwa rning
light s #
Press butt on1.
The hazar dwa rning light swill switc hon aut o‐
matic allyif:
R The airbag hasbeen deployed. 11
4
Light andvisib ility

Ac
tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 173
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>170
Sy stem limits. ........................................1 70
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>115
Swi tching on/of f.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 116
Ad diti ves
Engi neoil.... ............ ...............................394
Fu el....................................................... 394
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Ad dres sbo ok
see Contacts
Ad jus tingthe balanc e/fader
Ad vanced soundsystem.. ......................3 20
Bur mes ter®
sur round soun dsy stem.. ....3 19
Ad jus tingthe bass,mid- rang eand
tr eble
Bur mes ter®
sur round soun dsy stem ...... 319 Ad
jus tingthe mid- rang e,treble and
bass
Burmes ter®
sur round soun dsy stem ...... 319
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ...... 319
Ad jus tingtreb le,mid- rang eand bass
se ttings
Ad vanced soundsystem.. ......................3 20
Bur mes ter®
sur round soun dsy stem ...... 319
ADS PLUS damp ing system
see AIRMA TIC
Ad vanced sound system
Ad jus ting thebalance/f ader............ ..... 320
Ad jus ting treb le,mid -rang eand bass
se tting s.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 320
Ca lling upthesound menu.................... 320
Inf ormation.. .................................... ...... 319
Swi tching volume adjustment on/ off... .3 20
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion.. ...............................4 4 Air
distribut ion
Se tting. .................................................. 124
Air freshen ersystem
see Perfume atomiz er
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRMA TIC
Air vents
Ad jus ting (front) ............ .........................127
Ad jus ting (rea r)............. .........................127
Air vents
see Airvents
Ai r-condi tioningsystem
see Climat econ trol
Air -recir cula tion mode..............................1 25
Air -water duct
Ke eping free... ....................................... 328
Airbag Activati on........... .....................................36
Fr ont airbag (driver ,fr ont passeng er)......42 46
4
Inde x

At
tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivati ng med iamod e................ .......... 301
Co nnecti ngUSB devic es........... ............302
Cop yrights. ............................................301
Inf ormatio n............ ............................ ....299
Inser ting/r emoving anSD card............. 301
Med iasea rch.. .................................. .....3 06
Ov ervie w.... ....... .............. ..................... .302
Pa use and playbac kfun ction .................3 03
Selecti ngatrac k............ ..................... ..303
Selecti ngplayba ckoptions .................... 303
Tr ac klis t................................................ 303
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic distanc eco ntr ol
se eAc tiveDis tance AssistDIS TRONI C
Au tomatic drivin glights ........... .................113
Au tomatic engine star t(E CO star t/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ....136 Au
tomatic engine sto p(E CO star t/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ....136
Au tomatic fron tpass engerfr on tair‐
bag shutoff
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff........... ..... 45
PA SSENGER AIRBAGind icat orlam p....... 47
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating........... ..............123
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... .................... .... 140
Dr ive pr ogr am disp la<005C001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ....139
Dr ive pr ogr am<0056001100110011001100110011001100110011001100110011001100110011
001100110011> ....................138
DY NA MIC SELE CTswitc h...................... 138
Eng aging drive po sitio n............ ............. 142
Eng aging neu tral ............. ....................... 141
Eng aging park position .................... ...... 142
Eng aging reve rsege ar. ...................... .....1 41
Kic kdo wn..... ..........................................144
Manual gearshif ting... ............................1 43 St
eer ing wheel paddle shifters.............. 143
Tr ans miss ionposit iondispla y................ 140
Tr ans miss ionposit ions.......................... 140
Au tomatic trans mis sion (problem)
se eTr ans miss ion(problem ) B
Ba ghook .................................................... 105
BA S(Br akeAssis tSy stem). ...................... 157
Batt ery
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 65
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle)
Ch <00440055004A004C0051004A0011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 346
Ch arging (Remo teOnline). ..................... 131
No tes... .................................................3 43
No tes(s ta rting assis tance and
ch argin g)............................................... 344
Re placing .............................................. 348
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ........346
Bel t
see Seatbe lt 46
6
Inde x

0075
Front LeftMalfunction Service
Re quired (exa mp le)...............................4 02
006F Front LeftSeat Backres tNo t
Lo cked (exa mp le).. .................................4 12
00B6 FuelLevelLo w..............................4 15
00B6 GasCap Loose.............................. 415
0025 Inoper ativeSee Oper ator's
Manua l....... ...........................................4 34
00E5 Inoper ativeSee Oper ator's
Manu al........ .......................................... 435
007A Inoper ativeSee Oper ator's
Manu al........ .......................................... 436
0053 Inoper ative......... .......................... 438
: Intell.Ligh tSy stem Inoperativ e....408
Á KeyNo tDe tected (red displ ay
messa ge)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 406
Á KeyNo tDe tected (whit edis‐
pl ay messa ge)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 405
0075 LeftSid eCu rtain Airbag Mal‐
fun ction ServiceRe quired (Exam ple) .....4 02 ¢
Lowe ring............. <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 431
ä Malfunctio nDr ive at Ma x.50
mp h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 430
: Malfunction SeeOperato r’s
Manual... ............................................... 407
Á ObtainaNe wKe y<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 405
ç Off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 425
00D9 Off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 423
0049 Parking Brak eSee Opera tor's
Manua l......... ..........................................4 18
0077 Please Correct Tire Pressur e... ..... 442
0049 Please Release Parking Brak e.. .....4 21
006F Rear Lef tBac kres tNo t
La tched (exa mp le).................................4 12
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 405
003D SeeOperator's Manua l......... .......4 39
0075 SRSMalfunction Service
Re quired ................................................ 402
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Manua l... 410 Ù
Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ...... 411
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011>......440
003D Stop Vehicle SeeOper ator's
Manual... ............................................... 439
00CC Stop Vehicle Vehicle TooLo w....... 431
ç Suspended ................................... 425
: SwitchOf fLights.... ......................4 08
: SwitchOn Head lamp s<0011001100110011001100110011001100110011001100110011001100110011
00110011> 408
0049 Turn On theIgnit iontoRelease
th ePa rking Brak e..................................4 22
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting ................4 10
00CC Vehicle Rising Please Wait............ 432
00CC Vehicle Rising ...............................4 32
0077 Warning Tire Malfunction. ............ 442
0077 Wheel Sensor(s) Missing .............. 441
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual...... 428 47
2
Inde x

Ac
tiveBli nd Spo tAssi stInoper ative..... .4 29
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Manua l...436
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual. ...................4 37
Ac tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual...... 425
Ac tiveDis tance AssistInoper ative..... ... 425
Ac tiveDis tance AssistNo wAv ailable.. ..425
Ac tiveLa ne Keeping AssistCamer a
Vi ew Restrict ed See Operator's Man‐
ua l... ..... .......... ...... ................................. 429
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual...... 429
Ac tiveLa ne Keeping AssistInopera‐
tiv e... ..................................................... 429
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l......... ................................. 433 Ac
tivePa rking AssistManeuv ering
Ass ista nce Restrict ed See Opera‐
to r's Manua l......... ................................. 432
Ac tiveSt eer ing Assis tCur rentl y
Un available DuetoMultiple Emer‐
ge ncy Stops... ........................................4 26
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual...... 426
Ac tiveSt eer ing Assis tInoperativ e... ...... 426
Ad aptiveHig hbeam Assis tCamer a
Vi ew Restrict ed See Operator's Man‐
ua l... ...... ................................................ 409
Ad aptiveHig hbeam Assis tCur rently
Un available SeeOper ator' sMan ual...... 409
Ad aptiveHig hbeam Assis tIn oper ative.. 409
App lyBrak eto Shif tfr om 'P'<0011001100110011001100110011001100110011001100110011001100110011
00110011> 415
App lyBrak eto Shif tto 'R' ...................... 416
Au xiliary Batt eryMal functi on........ .........417
Begi nning Emergency Stop .................... 426 Blind
SpotAssis tCur rentl yUna vaila‐
ble See Opera tor's Manua l..... ............... 428
Blind SpotAssis tInoper ative..... ............428
Chec kTire Pressur eSoon. .................... 444
Chec kTire Pressur eThen Restar t
Ru nFla tIndi cator....... <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ...444
Cr uise Control Inoper ative.. ...................4 24
Cr uise Control Off.. ...............................4 24
Decr ease Spe ed............ ........................ 443
Dr iver' sDoo rOp en &Trans miss ion
No tin PRisk ofVehicle Rolling Away..... 416
Fr ont Passeng erAirbag Disabled See
Oper ator's Manual.... ............................4 03
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual.... ............................4 03
Hazard Warning Flashe rsMalfunc‐
tioning. .................................................. 410
Mer cedes meconn ectServices Limi‐
te dSee Oper ator's Manual. .................. 438 Inde
x47
3