sensor MERCEDES-BENZ C-CLASS COUPE 2020 Owner's Guide

Ne
wtirepr essur esensor s,e.g. inwint ertires,
ar eaut omatically taught -indur ing thefirs tjou r‐
ne yth ey areused.
The tirepr essur eand thetir ete mp eratur e
appear inthemultifunc tiondispla y
(/ page39 4).
If th er eis asubs tantia lpr ess ureloss orifth e
tir ete mp eratur eis exc essiv e,youwill bewarned
in thefo llo wing ways:
R viadisp lay messa ges(/ page468)
R viathe0077 warning lam pin theins trument
clus ter(/ page49 4)
The tirepr essu remonit oring system isonl yan
aid. Itis thedr iver's responsibili tyto setth etir e
pr essur eto there comme ndedcoldtirepr ess ure
su itab leforth eoper ating situation .Se tth etir e
pr essur efo rcold tires using atir epr essu re
ga ug e. No tethat thecor rect tirepr ess urefo rth e
cur rent operati ng situa tionmu stfirs tbe taught -
in to thetir epr essur emonit oring system.
In mos tcases, thetir epr essur emonit oring sys‐
te m wil lau tomatical lyupd ateth ene wrefere nce
va lues afte ryo uha ve chang edthetir epr essur e.
Yo ucan ,ho we ver,also updat eth ere fere nce val‐ ues
byrestar tin gth etir epr essur emonit oring
sy stem manually (/page395).
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R thetir epr essur ehas been setincor rectl y
R ther eis asudden pressur eloss caused, for
ex am ple, byafo re ign obje ctpene tratin gth e
tir e
R ther eis amalfunct ioncaused byano ther
ra dio signal source
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R noteson tirepr essur e(/ page390)
Chec kingthetir epr essur ewit hth etir epr es‐
sur emoni toring system
Re quirement s:
R The ignit ionisswitc hedon. On-
boar dcom puter:
4 Service 5
Tires
One ofthefo llo wing displa ysappear s:
R Cur rent tirepr ess ureand tirete mp eratur eof
th eindividual wheels: R
Tire pressure willbedisplayed afterdriving a
few minutes
R Tire Pressure MonitorAct ive: thete ac h-in
pr oce ssofthesy stem isno tye tcomple te.
The tirepr essur esarealr eady being moni‐
to re d. #
Com pareth etir epr essur ewit hth ere com‐
mend edtirepr ess urefo rth ecur rent operat‐ 39
4
Whe elsand tires

Obser
vethefo llo wing when selecting,ins talling
and replacing tires:
R Onlyuse tires and wheels ofthesame type
(summer tires, wint ertires, MOEx tende d
tir es) and thesame make.
R Onlyins tallwheels ofthesame sizeonone
axle (leftand right).
It is onl yper missible toins talla dif fere nt
wh eelsi ze intheeve ntofaflat tirein order
to drive to thespecialis two rkshop.
R Onlyins talltir es ofthecor rect size ontoth e
wheels.
R Vehicl eswith atir epr ess uremonit oring
sy stem: Allinstalled wheels mustbe equip‐
ped withfunc tioningsensorsfo rth etir e
pr essur emonit oring system.
R Attemp eratur esbelo w45 °F(7°C), usewin‐
te rtir es orall-seaso ntir emar kedM+S forall
whee ls.
Wi nter tires bearing the004D snowflak esym‐
bol inaddition totheM+S marking prov ide
th ebes tpossible grip inwintr yro ad con di‐
tio ns. R
ForM+S tires, only usetires wit hth esame
tr ead.
R Obser vethemaximum permissible speedfor
th eM+S tires installed.
If th is isbelo wtheve hicle's maximum speed,
th is mus tbe indic ated byan appr opriate
label inthedr iver's field ofvision.
R Break inne wtires atmoder atespeeds for
th efirs t60 miles(1 00 km) .
R Replace thetir es afte rsix yearsat thelat est,
re ga rdless ofwe ar.
R Wh enreplac ingwith tires that donotfe a‐
tur eru n-flat charact eristics :ve hicles with
MOExt ended tires areno teq uipped witha
TIREFIT kitatthefa ct or y. Eq uip th eve hicle
wit haTIREFIT kitafte rre placing withtir es
th at do notfe atur eru n-f latch aract eristic s,
e.g .wint ertires.
Fo rmor einf ormation onwhee lsand tires, con‐
tac ta qu alif ied spec ialistwo rkshop.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page390) R
Tire and Loadi ngInfo rm atio nplacar d
(/ page39 7)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(/ pag e404 )
R Tire pressur eta ble (/ page39 1)
R Noteson theemer gency sparewheel
(/ page41 8) No
teson rotat ing whee ls &
WARNIN GRisk ofinju rythro ugh differ‐
ent whee lsizes
Int erch ang ingthefront and rear wheels ifth e
wheels ortires have differe nt dimens ions
ma yse verely im pair thedr iving charact eris‐
tic s.
The wheel brak es orwheel suspension com ‐
pon entsma yalso bedamag ed. #
Rotate front and rear wheels onlyifth e
wheels andtires areof thesame dimen‐
sions. Wheels
andtires 41
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqu alif ied spec ialistwo rkshop.
PRE-SA FEInoperative See
Operator's Manual *
The PRE‑S AFE®
functions aremalfunctioning. #
Consult aqu alif ied spec ialistwo rkshop.
Mercedes meconn ect
Services LimitedSeeOper-
ator's Manual *S
ervice limited.
At leas tone ofthemain functionsof theMer cedes meconnect system ismalfunct ioning. #
Obser vetheno teson thediagnos ticsconnect ion(/ page26). #
Consult aqu alif ied spec ialistwo rkshop.
0053 Inoperative *A
tle as tone ofthemain functionsof theMer cedes meconnect system oroftheSOS emer gency callsy stem is
malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
Rada rSensors DirtySee
Operator's Manual *T
heradar sensor system ismalfunct ioning.Possible causes:
R Dirton thesensor s
R Hea vyrain or sno w
R Extende dcou ntrydr ivi ng without other traf fic, e.g. inthedeser t
Dr iving systems anddriving safetysy stems maybe malfunct ioningortemp orarily una vailable.
Onc eth ecause ofthepr oblem isno long erpresent ,th edr iving systems anddriving safetysy stems willbeavailable
ag ain. 44
8
Dis play messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine. #
Ifneces sary,cle an there ar bum per.If th ebum perisespeciall ydir ty,th esensor sin thebum permaybe mal‐
func tioning.
Blind SpotAssist Inopera-
tive *B
lind SpotAss istis malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Blind SpotAssist
Currently UnavailableSee
Operator's Manual *A
ctiv eBli nd Spo tAssi stistemp orarily una vailable.
The system limits have been reac hed (/page21 5). #
Drive on.
Once thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine.
Act ive Blind SpotAssist
Inoper ative *A
ctiveBli nd Spo tAssi stismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Traffic SignAssist Cur-
rently Unavaila bleSee
Operator's Manual *T
raffic Sign Assistis temp orarily una vailable. #
Drive on.
Onc eth ecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. Dis
playmes sagesand warning/ indic ator lam ps 455

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Tire Press. MonitorCur-
rent lyUnavailable *T
her eis int erfere nce from apo we rful radio signal source.Asare sult, nosignals from thetir epr essur esensor sar e
being recei ved. The tirepr essur emonit oristemp orarily una vailable. #
Drive on.
The tirepr essur emon itor restar ts aut omat icallyas soon asthecause hasbeen rectif ied.
Tir ePre ss. Moni torInope ra-
tive *T
hetirepr essur emonit orisfaulty . &
WARNIN GThe reisarisk ofan accident ifth etir epr essur emonit oring system ismalfunct ioning
If th etir epr essur emonit oring system ismalfunct ioning,itis no table toissue awa rning ifth er eis pressur eloss
in one ormor eof thetir es.
Und erinf lated tires ma y,forex am ple, impair thedr iving, steer ing and braking charact eristic s. #
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. #
Consult aqu alif ied spec ialistwo rkshop.
Tire Pressure MonitorInop-
erative NoWheel Sensors *T
hewheels installed donotha ve suit able tirepr essur esensor s.The tirepr essur emonit orisdeactiv ated. #
Installwheels withsuit able tirepr essur esen sors.
0077 Wheel Sensor(s )Missin g *T
her eis no signal from thetir epr essur esensor ofone ormor ewheels. Nopressur eva lue isdispla yedfo rth eaf fec‐
te dtir e. #
Have thefa ulty tirepr ess uresen sor replaced ataqu alif ied spec ialistwo rkshop. 47
0
Display messa gesand warning/ indic ator lam ps

Light
s Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
0049 Check LeftLow
Beam (Exam ple) *T
hecor responding lightsourceisfaulty . #
Drive on car efull y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
% LED lightbul bs: thedispla ymessag efo rth ecor responding lampappea rsonl ywhen allthelight- emitt ingdiodes
in thelam pha ve failed.
0049 Malfun ction See Opera-
tor ’sManual *T
heexterior lighting isfaulty . #
Con sult aqu alif ied spec ialistwo rkshop.
0049 Automatic HeadlampMode
Inoperative *T
helight sensor isfaulty . #
Visit aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 47
9

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00B6 Fu elreser vewarning lam p The
yello wfuel reser vewarning lam plight sup while drivin g.
*Ther ehas been pressur eloss inthefuel system. Thefuel filler cap isno tclos edcor rectly orthefuel system isleak‐
ing. #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Visit aqu alif ied spec ialistwo rkshop.
00AC Coola ntwa rning lam p The
redcoolant warning lam pis lit while theengine isrunning .
*P oss ible cau ses are:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsupply tothera diat orisobs truct ed
R The radiat orfanis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld
co me intoco ntact withho tga ses orother escaping operating fluids. #
Beforeopen ingthehood, allowtheengine tocool down. 492
Display mess ages and warning/ indic ator lam ps

Re
gular maint enance work <0011001100110011001100110011001100110011001100110011001100110011
00110011> 349
Spec ialser vice requ iremen ts.............. 349
ATA (anti-thef tala rm system) .................. 86
Ac tivati ng/d eactiv ating theint erior
mo tion sensor ....................................... 88
Ar ming/ disarming theto w- aw ay
alar m.................... .......................... .......8 8
Dea ctivating thealar m.......................... 87
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 86
Fu nctio nof theint erior motion sensor ..88
The tow- aw ay alar mfun ction .................8 7
AT TENTI ONASSIST <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 211, 212
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>211
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 212
Sy stem limit ations ........................... ....2 11
At tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivati ng med iamod e........... .............329
Co nnecti ngUSB devic es ........... .......... 330
Co pyrights ...........................................3 29
Inf ormatio n....... .............. ..................... 327
Inser ting/r emoving anSD card....... ....329
Medi asea rch ................................. ...... 334 Ov
ervie w .......................................... ... 330
Pa use and playbac kfun ction ...............3 31
Sel ecting atrac k <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 331
Sel ecting play bac kop tion s............ ...... 331
Tr ac klis t.............................................. 331
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 ........... ............ ...118
Au tomatic engine star t(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......143
Au tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......143
Au tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 44,45
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff......... ..... 44
PA SSENGER AIRBAGind icat orlam p.....4 5 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 ........... ............128
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... ......................147
Dr ive pr ogr am disp lay ............ ..............146
Dr ive pr ogr ams............ ........................ 145
DY NA MIC SELE CTswitc h.................... 145
Eng aging drive po sitio n............ ........... 149
Eng aging neu tral ............ ...................... 148
Eng aging park position ........................ 148
Eng aging reve rsege ar .........................1 48
Kic kdo wn ....... ......................................150
Manual gearshif ting.............................1 49
St eer ing wheel paddle shifters ............ 149
Tr ans miss ionposit iondispla y.............. 147
Tr ans miss ionposit ions........................ 147
Au tomatic trans mis sion (problem)
se eTr ans miss ion(problem ) 500
Inde x

Bur
mes ter®
sur round soun dsy stem .....3 46
Ad jus ting thebalance/f ader................3 47
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 347
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 347
Au tomatic volume adjustment .............3 47
Calls upthesound menu ............... ...... 346
Inf ormation .................................... ...... 346
Switc hingthesur round soun don /of f
.. ...........................................................3 47
Butt ons
St eer ing wheel .................................... 223 C
Call list
Making acall ....................................... 309
Ov ervie w ............... ........................... ... 308
Calling upthesound menu
Ad vanced soundsystem ......................3 47
Calls .......................................................... 305
Ac cep ting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ...............305
Ac tivati ng functio nsduring acal l........ 305
Ca lls wi th severalpar ticipant s.............3 05
Declini ng....... ......................................305 Ending
acall ................................... ..... 305
Incoming callduring anexistin gcall .... 306
Makin g............................................ .... 305
Mer cedes me.......................................3 15
Calls upthesound menu
Bur mes ter®
sur round soun dsy stem ...346
Camer a
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)....................................... 357
Car e..........................................................3 63
Air -water duct ......................................357
Au tomatic carwash ........................ ..... 357
Car pet............................................. ....3 63
Decor ativefo il ................................ .....3 60
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 363
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 362
Hea dline r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 363
Ma tte finis h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ...............359
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 359Pl
as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 363
Po we rwa sher ...................................... 358
Re alwo od/tr imelements ...................3 63
Re ar vie wcam era ................................ 362
Seat belt.............................................. 363
Seat cover..... ...................................... 363
Sensor s..... .......................................... 362
Ta ilpipes .............................................. 362
Wa shing byhand ................................. 358
Wheels/r ims....................................... 362
Wi ndo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 362
Wi per blades .......................................3 62
Car gotie-do wnrings ...............................1 06
Car pet(C are) ....... ....................................363
Chang eof addr ess ....................................23
Cha ngeof ow ner ship ................................ 23
Changing awheel
Pr epar ation .......................................... 413
Ra ising theve hicle ...............................4 14
Cha nging awheel
see Emerge ncy sparewheel
Chan ginggears ....... ................................. 149
Manually ..............................................1 49 502
Index

00D9
Off..............................................4 56
0049 Parking Brak eSee Opera tor&#39;s
Manua l..... ........... ................................440
0077 Please Correct Tire Pressur e...... 471
0049 Please Release Parking Brak e.... 439
006F Rear Lef tBac kres tNo t
La tched (Exam ple) ...............................4 78
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 473
003D SeeOperator&#39;s Manua l...... .........461
0075 SRSMalfunction Service
Re quired .............................................. 444
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator&#39;s Man‐
ua l..... ..................... .............................. 476
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator&#39;s Manual ....4 76
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011>...462
003D Stop Vehicle SeeOper ator&#39;s
Manual .................................................4 61 00CC
Stop Vehicle Vehicle TooLo w ..... 451
ç Suspended ................................. 457
0049 SwitchOf fLights ........................ 480
0049 SwitchOn Headlam ps................4 80
0049 Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 438
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 475
00CC Vehicle Rising Please Wait.......... 450
00CC Vehicle Rising ............................. 450
0077 Warning Tire Malfunction ............ 472
0077 Wheel Sensor(s) Missing ............ 470
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator&#39; sMan ual.....4 55
Ac tiveBli nd Spo tAssi stInoper ative.... 455
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator&#39;s Man‐
ua l...... ................................................. 447
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator&#39;s Manual .................. 447 Ac
tiveDis tance AssistCur rently
Un available SeeOper ator&#39; sMan ual.....4 57
Ac tiveDis tance AssistInoper ative.... .. 457
Ac tiveDis tance AssistNo wAv ailable
.. ...........................................................4 58
Ac tiveLa ne Keeping AssistCamer a
Vi ew Restrict ed See Operato r&#39;s Man‐
ua l...... ................................................. 454
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator&#39; sMan ual.....4 53
Ac tiveLa ne Keeping AssistInopera‐
tiv e ...................................................... 454
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r&#39;s Manua l..... ................................... 450
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator&#39; sMan ual.....4 52
Ac tiveSt eer ing Assis tInoperativ e.......4 52 Inde
x50
7