sensor MERCEDES-BENZ E-CLASS COUPE 2021 Owner's Guide

of
skidding andhydroplaning onwetro ads is
inc reased.
In addit ion,th etir egr ip isgreatl yre duced at
a low outside temp eratur eand tireru nning
te mp eratur e. #
Switc hon theES P®
and adap tyo ur
dr ivin gst yle accor dingly. #
Use 004D M+Stires atoutside temp er‐
atur esofless than 50 °F(10 °C) . #
Onlyuse thetir es forth eir intended pur‐
pose. Obser
vethefo llo wing when selecting,ins talling
and replacing tires:
R Further mor e,theuse ofcer tain tiretypes in
cer tain regions andareas ofoper ation can
be highl ybenef icial.
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 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) use win‐
te rtir es orall-seaso ntir es mar ked004D M+S
fo rall whee ls.
Wi nter tires prov ide thebes tpossible grip in
wintr yro ad con dition s.
R For004D M+Stires, only usetires wit hth e
same tread.
R Obser vethemaximum permissible speedfor
th e004D M+Stires installed.
If th etir e's maximum speedisbelo wthat of
th eve hicle, this mus tbe indic ated byan
appr opriatelabel inthedr iver's field of
vision.
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-f lat 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‐
ta ct aqu alif ied spec ialistwo rkshop.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page305)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page31 2)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(/ pag e31 9)
R Tire pressur eta ble (/ page30 7)
R Noteson theemer gency sparewheel
(/ page33 3) 326
Wheels andtires

Light
s Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
: Check LeftLow
Beam (exa mp le) *T
hecor responding lightsourceisfaulty . #
Drive on car efull y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
% LED lightsour ces: thedispla ymessag efo rth ecor responding lightappea rsonl ywhen allthelight- emitt ing
diodes inthelight arefa ulty .
: Malf unctionSee Oper a-
to r’s Man ual *T
heexterior lighting ismalfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
: Automatic HeadlampMode
Inoperative *T
helight sensor ismalfunctionin g. #
Consult aqu alif ied spec ialistwo rkshop. 35
4
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Lane Keeping Assist
Currently Unavailable See
Operator' sManual *A
ctiveLane Keeping Assistis temp orarily una vailable.
The ambien tcon dition sar eouts idethesy stem limits (/page200).
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Drive on .
Ac tiveLan eKeep ingAssist
In oper ative *A
ctiveLane Keeping Assistis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
ç
00B0
00C7
¸ Currently Unavailable
Rada rSensors Dirty *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.
If th edispla ymessag edoes notdisappear : #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions. #
Clea nallsenso rs(/ pag e280) . #
Restar tth eengine. 37
6
Display messa gesand warning/ indic ator lam ps

Ti
re pres sur emoni tor 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 sourceAs are sult, nosignals from thetir epr essur esensor sar e
being recei ved. The tirepr essur emonit oring system istemp orarily una vailable.
The tirepr essur emon itor ing system will restar taut omat icallyas soon asthecause hasbeen rectif ied. #
Drive on.
Tir ePre ss. Moni torInope ra-
tive *T
hetirepr essur emonit oring system ismalfunct ioning. &
WARNIN GThe reisarisk ofan accident ifth etir epr essur emonit oring system ismalfunct ioning
The tirepr essur emonit oring system cann otissue awa rning ifth er eis pressur eloss inone ormor eof thetir es.
Ti re swit hinsuf ficie nttirepr ess urema yim pa irth edr iving charact eristic sas wellas steer ing and braking. #
Have thetir epr essur emonit oring system checkedat 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 oring system isdeactiv ated. #
Installwheels withsuit able tirepr essur esen sors.
0077 Wheel Sensor(s )Missin g *T
her eis no signal from thetir epr essur esensor sof one ormor ewheels. Nopressur eva lue isdispla yedfo rth e
af fect ed tire. #
Have thefa ulty tirepr ess uresen sor replaced ataqu alif ied spec ialistwo rkshop. 388
Displa ymessag esand warning/ indic ator lam ps

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p(red) *T
he redcoolant warning lam pis lit while theengine isrunning .
Po ssible causes:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsuppl yto thera diat orisobs truct ed
R The radiat orfanis faulty
R The engin eco olan tpum pis 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. #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions andswitchof fth eengine. Donotcon tinue
dr iving under anycir cums tances. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 399

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: #
Consult aqu alif ied spec ialistwo rkshop.
If th ecoolant temp eratur edispla yis at theupper endofthete mp eratur escale: #
Exitth eve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page27 5). #
Makesur eth at theair supply tothera diat orisno tobs truct ed. #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at the
cool anttemp eratur edispla yre mains belowthere dar ea.
ÿ Coolant warning lam p(yel‐
lo w) *T
he yello wcoolan twa rning lam pis lit while theengine isrunning .
Po ssible causes:
R The temp eratur esensor ismalfunct ioning
R The charge air,tr ans miss ionoilorbat tery cool ingisfaulty #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop.
00B9
Engine diagnosis warning
lam p *T
he yello wChec kEn gine warning lam pis lit while theengine isrunning .
A ma lfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exc eeded andtheengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. 400
Display mess ages and warning/ indic ator lam ps

AIRS
CARF
Ac tivati ng/d eactiv ating........... ................99
Ad jus ting theoutle ts............................. 138
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC
Ambient lighting
Se tting (multimedia system).. ................1 25
Andr oidAuto
see Smar tphone integr ation
Animals Pets intheve hicle ................................... 63
Anti-loc kbr aking system
see ABS(An ti-loc kBr akin gSy stem)
Anti-skid chains
see Snowch ains
Anti -thef tpr otection
Imm obiliz er...................................... ........ 85 Anticip
ator yoccupa ntprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
Apple CarPla y®
see Smar tphon eint egr ation
Assis tance systems
see Drivin gsaf etysy stem
ASS YSTPL US
Batt erydi sconne ctionpe riods... ............ 271
Dis play ing theser vice duedate............. 270
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 270
Re gular maint enance work<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 270
Speci alser vice requ iremen ts............ .... 270
ATA (anti-thef tala rm system)
Ac tivati ng/d eactiv ating theint erior
mo tion sensor .................................... ..... 88
Ar ming/ disarming theto w- aw ay alar m... 87
Dea ctivating thealar m............................ 86
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>86
Fu nctio nof theint erior motion sensor ....8 7
The tow- aw ay alar mfun ction ............ .......8 7 AT
TENTI ONASSIST
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>173
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 175
Sy stem limit ations. ................................ 173
At tention assistant
see ATTENTION ASSIST
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..... .......................117
Au tomatic engine star t(E CO star t/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> .....148
Au tomatic engine sto p(E CO star t/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> .....148
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 41
2
Inde x

006F
Front LeftSeat Backres tNo t
Lo cked (exa mp le).. ................................ 359
00B6 FuelLevelLo w..............................3 61
00B6 GasCap Loose.............................3 61
0025 Inoper ativeSee Oper ator's
Manua l....... ...........................................3 81
00E5 Inoper ativeSee Oper ator's
Manua l....... ...........................................3 82
007A Inoper ativeSee Oper ator's
Manu al........ .......................................... 383
0053 Inoper ative......... .......................... 384
: Intell.Ligh tSy stem Inoperativ e....355
Á KeyNo tDe tected (red displ ay
messa ge)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 353
Á KeyNo tDe tected (whit edis‐
pl ay messa ge)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 352
0075 LeftSid eCu rtain Airbag Mal‐
fun ction ServiceRe quired (exa mp le).....3 49
¢ Lowe ring.............. <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 379 ä
Malfunction Drive at Max. 50
mp h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 378
: Malfunction SeeOper ator ’s
Manual... ............................................... 354
Á ObtainaNe wKe y<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 352
ç Off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 372
00D9 Off... ............................................. 370
0049 Parking Brak eSee Opera tor's
Manua l......... ......................................... 365
0077 PleaseCor rect Tire Pressur e... ..... 389
0049 Please Release Parking Brak e.. .... 368
00D9 Please WaitChar ging 48VBat ‐
te ry …<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 387
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 352
003D SeeOperator's Manua l......... .......3 85
0075 SRSMalfunction Service
Re quired ................................................ 349
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Manua l.. 357 Ù
Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ..... 358
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011>.......386
003D Stop Vehicle SeeOper ator's
Manual... ............................................... 386
00CC Stop Vehicle Vehicle TooLo w....... 378
ç Suspend ed<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 372
: SwitchOf fLig hts <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 355
: SwitchOn Hea dlamps<0011001100110011001100110011001100110011001100110011001100110011
00110011> 355
0049 Turn On theIgnit iontoRelease
th ePa rking Brak e..................................3 69
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting ............... 357
00CC Vehicle Rising Please Wait............ 379
00CC Vehicle Rising ...............................3 79
0077 Warning Tire Malfunction. ............ 390
0077 Wheel Sensor(s) Missing..............3 88
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.......3 75 41
8
Inde x

N
Pe rm anen tly Ac tiveRi sk ofRo lling
Aw ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 363
Only Shiftto 'P' when Vehicle isSta‐
tio nar y...................................................3 62
Pa rking Assistand PARK TRONI C
In operativ eSe eOperat or'sMan ual.......3 80
Pla cetheKe yin theMar kedSpace
See Oper ator's Manual. .........................3 53
PRE-S AFEInoper ativeSee Oper a‐
to r's Manua l........ ...... ............................ 351
Re versing NotPo ssible Service
Re quired ................................................ 363
Ru nFla tIndi catorInop erati ve............... 392
Ser vice Required Do NotShif tGear s
Vi sit Dealer.... ........................................3 63
St op Vehicle LeaveEngi neRunning
Wa itTrans miss ionCoolin g.. .................. 364
Ti re Press. Monit orCur rently
Un available ............................................ 388
Ti re Press. Monit orInopera tive... ..........3 88 Ti
re Pressur eMonit orInopera tiveNo
Wheel Sensors.. .................................... 388
Ti re sOv erheat ed................................... 390
To Dese lect Por N, Dep ress Brak e
and StartEn gin e.. .................................. 362
To switc hengine off,pr ess and hold
St art/ Stop butt onforat lea st3sec‐
onds orpress 3times. .......................... 360
Tr af fic Sign AssistCur rently Unavail‐
able SeeOperat or'sMan ual.................. 374
Tr af fic Sign AssistInoper ative..... .......... 374
Tr ans miss ionMalfun ction Stop..... ........ 363
Displa yon thewindsh ield
see Head- upDis play
Dis tance control
see ActiveDis tance AssistDIS TRONI C
DI ST RO NIC
see ActiveDis tance AssistDIS TRONI C
Do or
Loc king (emerg ency key). ................ ........ 71
Opening (from inside)... ........................... 69 Po
we rclosi ngfunction ............................ 71
Un loc kin g(emer gency key). .....................7 1
Un loc kin g(fr om insid e)...........................6 9
Door controlpan el....................................... 14
DO T,Tire Iden tificat ionNumbe r(TI N)..... 317
Dr aw bar
see Tow- bar system
Dr inking anddriving... ...............................1 45
Dr ive Awa yAssis t.... .................................. 219
Dr ive Awa yAssis t
see Protect ion agains tcollision
Dr ive position
Inser ting.. ..............................................1 56
Dr ive pr og ram dis pla y........... .................... 153
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem
AB S(An ti-loc kBr akin gSy stem) .............1 69
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 189
BA S(Br akeAssi stSystem) .................... 169 420
Index

Cameras.
........ .................................. .....1 68
EBD (electr onic brak efo rc edis tribu‐
tion )................................................... ....1 71
ESP ®
Cr oss wind Assi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 171
Ov ervie w.... ...........................................1 68
Ra dar and ultrasonic sensors................ 168
Re sponsibili ty........................................ 167
ST EER CONTR OL............... ....................172
Dr ivin gsy stem
DY NA MIC BODY CONTR OL.... ................ 202
Dr iving system
see 360°Camer a
see ActiveBli nd Spo tAssi st
see ActiveDis tance AssistDIS TRONI C
see ActiveEmerg encyStop Assis t
see ActiveLa ne Chang eAssi st
see ActiveLa ne Keeping Assist
see ActivePa rking Assist
see ActiveSpe edLimi tAssi st
see ActiveSt eer ing Assis t
see AIRBODY CONTR OL
see ATTENTION ASSIST
see Blind SpotAssis t
see Cruise control
see Driving safetysy stem see
HOLD function
see Parking AssistPA RK TRONI C
see Rear vie wcam era
see Traf fic Sign Assist
Dr ivin gtips
Dr ink ing and drivin g.............................. 145
Gene raldr ivin gtips .......................... .....1 45
No teson breaking-in ane wvehicle.... ...143
Op timized acceleration.......................... 144
Dr ow siness detection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Sus pens io<0051001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 202
Dy nami chandl ingco ntr olsystem
see ESP®
(Ele ctro nic Stabilit yPr og ram)
DY NA MIC SELECT
Conf iguring drive pr ogr am I.<0011001100110011001100110011001100110011001100110011001100110011
00110011> 153
Dis play ing engin edat a..........................1 53
Displ aying vehicle data.<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 153
Dr ive pr og ram disp lay. <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 153
Dr ive pr og rams...... ................................152
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>152
Oper ating (DYN AMIC SELECTswitc h)....1 53
Selecti ngthedr ive pr ogr am... ............ ... 153 E
E1 0.............................................................3 40
Easy entryfe atur e
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 102
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 103
Easy exitfeatur e
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 102
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 103
EBD (electr onicbrak efo rc edis tribu‐
tion)
Functio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 171
ECO Assis t
Dis playing .............................................. 152
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 150
ECO display
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 149
ECO star t/s topfunc tion
Au tomatic engine star t.......................... 148
Au tomatic engine stop..... ......................1 48
Me thod ofoper ation.. ............................1 48
Switc hingoff/on ................................... 149
Electr icpa rking brak e
Appl ying automat ically.<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 164 Inde
x42
1