2021 MERCEDES-BENZ C CLASS warning

When
theignition isne xt star ted, the
mediu msetting issele cted automatical lyand
Ev asiv eSt eer ing Assis tis available.
% IfAc tiveBr ak eAssi stisdeact ivat ed, the
00D4 symbol appearsinthest atus barofthe
multifu nctiondisplay. Bli
nd Spo tAs sist and Activ eBli nd Spo t
As sist wit hex itwa rning Fu
nction ofBlind SpotAssis tand Activ e
Bli nd Spo tAs sist wit hex itwa rning
Blin dSpo tAss istand ActiveBli nd Spo tAssi st
use twolat eral, rear-facin gra dar sensor sto
monit orthear ea up to130ft (40 m)behind and
10 ft(3 m) next to your vehicle.
If ave hicle isde tected atspe eds aboveappr ox‐
imat ely8 mp h(12 km/h) andthis vehicle subse‐
qu ent lyent ersth emonit oring rang edire ctly next
to your vehicle, thewa rning lam pin theoutside
mir rorlig hts upred. Pe
rm anen tst atus displa yin theins trument clus‐
te r:
R ¸ (gra y): system isactiv ated but inoper a‐
tiv e
R ¸ (green): system isactiv ated and oper a‐
tion al
If ave hicle isde tected clos eto your vehicle and
yo uswit chon thetur nsignal indicat orinthecor‐
re sponding direction, adoubl ewa rning tone
sou nds and there dwa rning lam pin theoutside
mir rorflashes .If th etur nsignal indicat or
re mains switchedon,allother detected vehicles
ar eindicat edonlyby theflashin gof there d
wa rning lam p.
If yo uove rtak eave hicle quickl y, no warning is
giv en. &
WARNIN GRisk ofacci dent despite Blind
Spo tAssi st
Bli nd Spo tAssi stdoes notre act tovehicles
appr oaching andovertakin gyo uat agr ea tly
di ffer ent speed. Blind
SpotAssis tcann otwa rndriver sin this
situat ion. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation and maintain asaf edis‐
ta nce attheside oftheve hicle. Obser
vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 158).
Ex itwa rning
The exitwa rning isan addition alfunc tion of
Blin dSpo tAss istand canwarnvehicle occu‐
pants about approaching vehicles whenleaving
th eve hicle when statio nary. &
WARNIN GRisk ofacci dent despite exit
wa rning
The exitwa rning neit her react sto statio nary
obj ect sno rto vehicles approaching youat a
gr eat lydif fering spe ed.
The exitwa rning cannotwa rndriver sin these
situation s. Dr
iving andparking 18
3

lane,
espec iallyif Ac tiveLa ne Keeping
Assis taler tsyou. Be
sureto obser vethesy stem limit ations of
Ac tiveLa ne Keeping Assist. #
Press butt on2.
If indicat orlam p1 lights up,ActiveLa ne
Ke eping Assistis activ ated, thelane mark‐
ings aresho wnaslight intheassis tance gr
ap hic. Whe nAc tiveLa ne Keeping Assistis
activ e,thelane marking sar esho wningreen
in theassis tance grap hic.
Se ttin gAc tiv eLan eKe eping Assist
Multi media system:
4 Vehicle 5
k Assist ance
5 Act .Lane Keep. Assist
Ac tiv atin g/deac tivatin gthe warning #
Activate0073 ordeacti vate 0053 Lane Depart.
Warning.
Yo udo notre cei veanywa rning when leaving
a lane ifth elane keeping warning system is
deactiv ated. DY
NA MIC BODY CONT ROLfun ction DY
NA MIC BODY CONTR OLcontinuously adjusts
th ech aract eristic sof thesuspension dampersto
th ecur rent operati ng and drivi ng cond itions.
The damp ing istun edindiv iduall yfo reac hwhee l
and isaffect ed bythefo llo wing fact or s:
R The road sur face condi tions
R Vehicle load R
The drive pr ogr am select ed
R The driving style
The drive pr ogr am can beadjus tedusing the
DY NA MIC SELE CTswitc h. AIRMA
TIC Fu
nction ofAIRMA TIC
AIRMA TICisan air suspension system withva ria‐
ble dam pingfo rim prove ddr iving comfort.The
all-r ound leve lcon trol system ensur esthebes t
possible suspension andconstant grou nd clea r‐
anc e,even withaladen vehicle. When driving at
speed, theve hicle islowe redaut omatic allyto
im prove driving safetyand toreduce fuelcon‐
sum ption. Youalso have theop tion ofmanually
adjus tingtheve hicle leve l.
AI RMA TICincludes thefo llo wing compone nts
and func tions:
R Airsuspen sionwithaut omat icleve lcon trol
R Speed -dependentlo we ring toreduce fuel
con sum ption
R Manuall yselec table high leve lse tting for
gr ea tergr ound clearance 18
8
Driving and parking

Sy
stem limit s
The system limits forPa rking Assist
PA RK TRONI Cappl yto passiv eside impact pro‐
te ction.
The follo wing objectsar eno tde tected, forex am‐
ple:
R Pedes trians who approachth eve hicle from
th eside
R Objec tsplaced next to theve hicle
Ac tiv atin g/deac tivatin gPa rking Assis t
PA RK TRONI C
* NO
TERisk ofan acci dent from objects
at clo serang e Pa
rking AssistPA RK TRONI Cma yno tde tect
cer tain obje ctsat clos era ng e. #
Whe npa rking ormane uvering theve hi‐
cle, paypar ticular attention toany
obj ect swhic har eabo veorbelo wthe
sensor s,e.g. flowe rpo ts or draw bar s.
The vehicle orother object scould oth‐
er wise bedamag ed. #
Press theé buttoninthecent ercon sole.
If th eindicat orlam pin theé buttonisno tlit,
Pa rking AssistPA RK TRONI Cis act ive. Ifth eindi‐
cat orlam pis lit or theé symbol appearsin
th eins trument cluster,Pa rking Assist
PA RK TRONI Cis no tact ive.
% Parking AssistPA RK TRONI Cis aut omat ically
act ivat ed when theve hicle isstar ted.
Ad jus tingthe warning tones ofParking
Assis tPA RK TRONI C
Mu ltimed iasystem:
4 Vehicle 5
k Assist ance
5 Camera &Parkin g5
Set Warning Tones
Ad jus tingthe volum eof thewa rning tones #
Select Warning ToneVolume. #
Seta va lue.
Ad jus tingthe pitchof the warning tones #
Select Warning TonePitch.
Se ta va lue. Specif
yingthest ar ting pointfo rthe warning
to nes
Yo ucan spec ifywhe ther thePa rking Assist
PA RK TRONI Cwa rning tones should comm ence
wh en theve hicle isfur ther aw ay from anobs ta‐
cle . #
Sele ctWa rnEarl y. #
Activate0073 ordeacti vate 0053 thefunc tion.
Ac tiv atin g/deac tivatin gaudi ofa deo ut
Yo ucan spec ifywhe ther thevo lume ofamedia
sour ceinthemultimedia system isto be
re duced whenParking AssistPA RK TRONI Cgiv es
an audible warning. #
Selec tAudio Fadeout DuringWarn ingTon es. #
Activate0073 ordeacti vate 0053 thefunc tion. Ac
tiv ePa rking Assis t Fu
nction ofActiv ePa rking Assis t
Ac tivePa rking Assistis an elect ronic parking
assis tance system, whic huses ultrasound with
th eassis tance ofthere ar vie wcam eraand sur‐
ro und viewcam era. When youar edr ivin gfo r‐
wa rdsup toappr oximat ely22 mph(35 km/h), Dr
iving andparking 19
9

No
teson theins trum ent disp layand on-
boar dcom puter &
WARNIN GRisk ofacci dent dueto an
In stru ment Displa ymalfu nction
If th eIns trument Displayhas failed ormal‐
func tioned,thefunc tion restrictions applying
to saf etyre leva nt systems areno tvisible.
The oper ating safetyof your vehicle maybe
im pair ed. #
Drive on car efull y. #
Have theve hicle checkedimmediat ely
at aqu alif ied spec ialistwo rkshop. &
WARNIN GRisk ofdist ra ction from infor‐
mati onsystems andcomm unication s
eq uipment
If yo uoper ateinf ormat ionand comm unic a‐
tio neq uipme ntintegratedin theve hicle
when driving, youwill bedistract ed from the
tr af fic situ ation. Thiscou ldalso cau seyouto
lose control of theve hicle. #
Onlyoper ateth is eq uipmen twhen the
tr af fic situ ation per mits. #
Ifyo ucan notbe sur eof this, stop the
ve hicle whilstpa ying attention toroad
and traffic condi tions andoperate the
eq uipment withth eve hicle statio nary. *
NO
TEMercede s-AMG vehicles #
Obser vetheno tesin theSupplement .
Yo uco uld other wise failto recogni ze
da ngers. Yo
umus tobse rveth eleg alrequ iremen tsforth e
cou ntryin whi chyouar ecur rentl ydr ivi ng when
op erati ng theon- boar dcom puter.
The on-boar dcom putersho wsonlydispla ymes‐
sag esand warnings from spec ific systems on
th emultifunc tiondispla y.Yo umus tth er efor e
ensur eth at your vehicle isalw aysre liable.
If th eoper ating safetyof your vehicle is
im pair ed,parkth eve hicle immediat elyand
saf ely. Con tact aqu alif ied spec ialistwo rkshop. 206
Instrument Displayand on-boar dcom puter

#
Tocall upthemenu bar:press thelef t-hand
bac kbutt onuntil themenu barisdispla yed.
% Press the00E2 buttontocal lup themenu
bar oftheon- boar dcom puter. #
Toscr ollinthemenu bar:swipe leftor
ri ght onthelef t-hand Touc hCon trol. #
Tocall upamen u,sub men uor poss ible
se ttings onthemenu ,or conf irm aselec‐
tion orsetting: press thelef t-hand Touc h
Con trol. #
Toscr ollthrough displa ysorlists on the
menu ,or select displaycont ent,afun c‐
tion, anentr yor adisp lay: swipe upor
do wn onthelef t-hand Touc hCon trol. #
Toswitc hbe tw een displa ys:sw ipe up or
do wn onthelef t-hand Touc hCon trol. #
Toexitasubm enu:press thelef t-hand back
butt on.
Fu ll-scr eenmenu s
Yo ucan displ aythefo llo wing menusfull-s creen
on theins trument display:
R DriveA ssist R
Trip #
Onthecor responding menu,usethelef t-
hand Touc hCon trol to scr olltotheend ofthe
lis t. #
Press thelef t-hand Touc hCon trol.
The selected men uwill bedispl ayedfull-
scr een. Ov
ervie wof displa yson themu ltifunct ion
disp lay
Dis playson themultifunc tiondispla y
ë ActivePa rking Assistact ivat ed
(/ page20 1)
é Parking AssistPA RK TRONI Cdeac tiva ted
( / pag e19 9)
00B2 Cr
uis econtr ol(/ page 165)
ç ActiveDis tance AssistDIS TRONI C
(/ page 167)
00D4 Ac
tiveBr ak eAssi st(/ pag e18 2)
è ActiveSt eer ing Assis t(/ page17 4)
00B0 Ac
tiveLa ne Keeping Assist(/ page18 5) ±
ActiveLa ne Chang eAssi st(/ pag e17 7)
00D6 ECO
star t/ stop funct ion(/ page13 9)
00D9 HO
LD functio n(/ page 162)
00CE Ad
aptiveHig hbeam Assis t(/ page11 7) Head-up
Displa y Fu
nction oftheHead -upDispla y *
NO
TEMercede s-AMG vehicles #
Obser vetheno tesin theSupplement .
Yo uco uld other wise failto recogni ze
da ngers. The
Head-upDisp lay pr ojects thefo llo wing into
th edr iver's field ofvision:
R Information from thena vig ation system
R Information from thedr iver assis tance sys‐
te ms
R Some warning mess ages Ins
trumen tDisp lay and on-boar dcom puter 209

%
Ifaut omatic onlineupdatesar eactiv ated,
th esy stem updat eswill bedownloaded auto‐
maticall y(/ page229).
As soon asasy stem updat eis available for
do wnload, acor responding messageappea rson
th emedia display.
Yo uha ve thefo llo wing selectionoption s:
R Down load
The system updat ewill bedownloaded inthe
bac kground .
R Detail s
In fo rm atio nabout thepending system
updat eis displa yed.
R Later
The system updat ecan bedownloaded man‐
uall yat alat er time (/page229).
Yo uwill beinformed when thedo wnload iscom‐
ple teand thesy stem updat eis ready forins talla‐
tion .
% Park theve hicle safely inasuit able location
bef orest ar tin gth eins tallation . Re
quiremen tsforth eins tallation :
R The ignit ionisswitc hedon.
R The engin eis no tru nning .
R Notesand warnings have been read and
acc epted.
R The parkingbr ak eis applied.
If all requ iremen tsareme t,th esy stem updat eis
ins talled. Themultim ediasystem cann otbe
oper ated dur ing theins tallation andvehicle func‐
tions arere strict ed.
If er ro rs should occurduring theins tallation ,th e
multime diasystem automaticall yatt em ptsto
re stor eth epr ev ious version. Ifre stor ation ofthe
pr ev ious version isno tpossible ,a symbol
appear son themultimedia system displa y.Con ‐
sult aqu alif ied spec ialistwo rkshop toresol ve
th epr oblem. Re
setfunction Multimedia
system:
4 System 5
Reset
Pe rsonal datais dele ted, forex am ple:
R Statio npr ese ts
R Con nectedmobile phones #
Select Yes.
If PIN protect ion isactiv ated, apr om ptappear s
ask ing ifyo ualso wish torestor eth is to thefa c‐
to ry settin gsdur ing are se t. #
Select Yes. #
Enterthecur rent PIN .
The PINisrese t.
or #
Select No.
The current PIN stay sth esame afte rre se t‐
ting.
% Ifyo uha ve forg ottenyo ur PIN ,an aut hor ized
Mer cedes-Ben zCen tercan deactivateth e
PIN protect ion foryo u. 230
Multimed iasystem

#
Todispl aymanu ally:select LiveTraffic Sub-
scription Info.
Depending onthest atus ,on eof thefo llo wing
mess ages appear s:
R theper iod ofvalidity forth esubscr iption
is displa yed.
R thesubscr iption hasexpir ed.
% The subscr iption canbeextende d:
R Atan aut hor izedMer cedes-Ben zCent er
R Viaan MB Info cal lto theMer cedes- Benz
Cus tomer Assis tanceCenter
Di spla yingthe traf fic ma p
Re quirement s:
R ForLiv eTr af fic Inf ormati on:theve hicle is
eq uipped withacommunication modulefea‐
tur ing anact ivat ed, integrat edSIM car d.
R When theve hicle isstar ted, thecomm unica‐
tion module automaticall yes tablishes an
Int erne tcon nection .Tr af fic inf ormati onis
mad eav ailable shortly af te rw ards. Mult
imed iasystem:
4 Navigation 5
Z Option s
5 Map Menu #
Alternativ ely:ifth emap isdispla yedin full
scr een mode, press theTo uc hCon trol, the
contr oller or theto uc hpad.
The map menuappear s. #
Activate0073 º.
Th etraf fic map showsthefo llo wing informatio n,
fo rex am ple:
R Traf fic inci dents ,fo rex am ple:
- Roadw orks
- Road bloc ks
- Warning mess ages
The symbols fortr af fic inci dents aredis‐
pl ay ed incolor (onthero ute) or gra y(of fth e
ro ute).
R Traf fic flow informatio n:
- Traf fic jam (red line)
- Slow-mo ving traf fic (or ang eline)
- Hea vytraf fic (yel lo w line) -
Free-f lowing traffic (gr een line)
R Disp lay fo rtr af fic del ayson thero utelas ting
at leas ton emin ute
R Warning mess agesymbols :
- Symbo lÔ
- Addition alroad safetyno teswhen
appr oaching atraf fic inci dent, e.g.the
end ofatra ffic jam
If th eve hicle approaches adang erarea
on thero ute, awa rning mess ageis dis‐
pla yedon themap. Awa rning mess age
ma yalso beissued (/page250) .
Displa yingtraf fic incid ents
Mult imed iasystem:
4 Navigation 5
Z Option s
5 Map Conten t #
ActivateTra fficInci dents 0073.
Ro adw orks ,ro ad bloc ks,local area repor ts
(e.g. fog) and warning mess ages aredis‐
pla yed. Multimedia
system 24
9

Ac
tiv atin gfree flowan dtraf fic dis pla y #
ActivateFre eFlo wing Tra fficand Traffic
Del ays0073.
% The traf fic del ayisdispla yedfo rth ecur rent
ro ute. Traf fic del ayslas ting oneminut eor
long eraretak en intocon sider ation.
Displa yingdetails #
Displa yingthetra ffic map (/page24 9). #
Movethemap (/page252). #
When atra ffic repor tsymbol isunder the
cr oss hair,pr ess onthecent ralcon trol ele‐
men t.
The traffic re por tde tails aredispla yed.
or #
Press onthecent ralcon trol elemen t. #
Selec tInf ormat iononTraff icReport s.
The map showsthetraf fic re por tsymbols in
th evicinit y.
Tr af fic re por tinf ormation isdispla yedin the
st atus line:
R Traf fic re por tsymbol R
Reason forth etra ffic repor t,e.g. traffic
con gestion
R Warning mess age(highligh tedin red) #
Toselect atraf fic re por tsymb ol:sel ect
Next orPre vious. #
Press onthecent ralcon trol elemen t.
The traffic re por tde tails aredispla yed.
Issuing hazardwa rnings
Multime diasystem:
4 Navigation 5
Z Option s
5 Announc ement s #
Activate0073 Annou nceTrafficWa rnings .
Wa rning mess ages areissued andtailbac ks
whic hpose arisk areannounced. Map
andcom pass Map
andcom pass overview 1
Savesth ecur rent vehicle position
2 Movesth emap
3 Select sth emap orient ation andmap view
4 Select sth efunc tion depending ontheeq uip‐
ment :
• Sends ahazar dwa rning viaCar -to-X . 250
Multim ediasystem