key MERCEDES-BENZ E-CLASS COUPE 2021 Service Manual

-
Edg elighti ng
- Day/nig htdesign
R Contr oleleme nts
- Keyboar dlan guag eand handwr itin g re c‐
ogni tion
- Sensi tivityof theto uc hpad
- Sen sitivit yof theTo uc hCon trols
R Voice Cont rolSy stem
R Sound
- Entertainm ent
- Navig ation andtraf fic annou ncements
- Telephon e
- Voice amplif icat ion tothere ar com part‐
men t
R Con nectivity
- Wi-Fi, Bluetoo th®
,NFC
R MBUX Remo teCon trol
- Author izing anddeaut horizing devices
R Time &dat e
R Langu age R
Units fordis tance
R Softwareup dates
R Dat aimpor t/expo rt
R PIN protect ion
R System Reset Inf
ormat iononimpor tant system updates Im
por tant system updat esma ybe neces saryfo r
th esecur ityofyour mult imed iasystem's data.
Ins tallth ese updat es,orelse thesecur ityofyour
mult imed iasystem cann otbe ensur ed.
A sy stem updat econ sistsof thre esteps:
R Downloading orcop ying ofthedat are qu ired
fo rins tallation
R Installation ofthedo wnloaded system updat e
R Activati on ofthedo wnloaded system updat e
by restar tin gth esy stem
% Ifaut omatic softwareupdat esareactiv ated,
th esy stem updat eswill bedownloaded auto‐
maticall y. The
multimedia system prov ides amess age
when asy stem updat eis available.
Yo uha ve thefo llo wing selectionoption s:
R Accept andInstall
The system updat ewill bedownloaded inthe
bac kground .
R Infor mat ion
In fo rm atio nabout thepending system
updat eis displa yed.
R Later
The system updat ecan bedownloaded man‐
uall yat alat er time.
Deep system updates
Dee psy stem updat esaccess vehicle orsystem
se ttings andcanther efor eonl ybe car ried out
when theve hicle isstatio naryand theignition is
switc hedoff.
If th edo wnload ofadeep system updat eis com‐
ple tedand thedo wnloaded system updat eis
re ady forins tallation ,yo uwill beinformed ofthis
af te rth ene xt ignition cycle, forex am ple. 238
MBUXmult imed iasystem

%
Park theve hicle safely inasuit able location
bef orest ar tin gth eins tallation .
Re quiremen tsforth eins tallation :
R The ignit ionisswitc hedoff.
R Notesand warnings have been read and
acc epted.
R The elect ric pa rking brak eis applied.
If all requ iremen tshave been fulfilled, thedo wn‐
loaded system updat eis ins talled. Themultim e‐
dia system cann otbe oper ated while thedo wn‐
loaded system updat eis being installed and
ve hicle functionsarere 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 themedia display.Con sult aqu ali‐
fi ed specialis two rkshop toresolv eth epr oblem. Se
tting upaWi -Fiho tspo t Re
quirement s:
R Tosetup theWi -Fico nne ctio nof themu l‐
tim edia system withex tern al ho tspo ts:
th er eis no comm unication moduleinstalled.
R The device tobe con nectedsuppor tsat leas t
one ofthetypes ofcon nect iondescr ibed.
Multimedia system:
4 © 5
Set ting s5
System
5 Wi-Fi &Bluetoot h
Ac tiv atin g/deac tivatin gWi -Fi #
Sele ctWi-Fi .
Co nne ctin gth emu ltim edia system withan
ex tern al ho tspo tusin gWi -Fi
The type ofconnection established mustbe
select edon themultimedia system and onthe
de vice tobe con nected.
% The connection procedur ema ydif fer
dependin gon thede vice. Followtheins truc‐
tion sth at aresho wninthedispla y.Fu rther
inf ormation canbefound inthemanuf actur‐
er's oper ating instruction s. #
Select Internet Setting s. #
Select Connec tvia Wi-Fi. #
Select AddHotspot.
Connecting usingasecur itykey #
Select theop tion s0048 ofthedesir edWi-Fi
ne twork. #
Select Connect UsingSecu rityKey. #
Have thesecur itykeydisp laye don thede vice
to be con nected(see themanuf acturer's
oper ating instruction s). #
Enterth is secur itykeyon themultimedia sys‐
te m. #
Conf irm theent rywit h¡.
Connecti ngusing aWPS PIN #
Sele cttheop tion s0048 ofthedesir edWi-Fi
ne twork. #
Select Connect viaWPS PINInpu t.
The multime diasy stem gener ates an eight-
di gitPIN . #
Enterthis PIN onthede vice tobe con nected. #
Conf irm theent ry. MBUX
multimedia system 239

Connect
ingusin gabut ton #
Select theop tion s0048 ofthedesir edWi-Fi
ne twork. #
Select Connect viaWPS PBC. #
Select "Connect viaWPS PBC"in theop tion s
on thede vice tobe con nected(see theman‐
uf actur er'soper ating instruction s). #
Press theWPS buttonon thede vice tobe
con nected. #
Select Continue inthemultimedia system.
Ac tiv atin gaut omati cco nn ectio n #
Select Connect viaWi-Fi. #
Select theop tion s0048 ofthedesir edWi-Fi
ne twork. #
ActivatePe rma nent InternetConnecti on.
Co nnectin gwi th akno wnWi-Fi #
Sele ctConnect viaWi-Fi . #
Sele ctaWi -Fi network.
The conn ection ises tablished again. Conf
iguringthemu ltim edia system asaWi -
Fi ho tspo tfo rex tern al de vic es
The type ofconnection established depends on
th ede vice tobe con nected. The func tion must
be suppor tedby themultimedia system and by
th ede vice tobe con nected. The type ofcon nec‐
tion established mustbe select edon themulti‐
media system and onthede vice tobe con nec‐
te d. #
Select Vehicle Hotspot. #
Select Connec tDevic eto Vehicle Hotspot.
Connecting usingWPSPINgener ation #
Select Connec tvia WPS PINGeneration. #
Enterth ePIN showninthemedia displayon
th ede vice tobe con nectedand confirm .
Connect ingusin gWPS PINentr y #
Sele ctConn ectviaWPS PINInput. #
Enterth ePIN that issho wnontheex tern al
de vic e's displa yon themultimedia system.
Connecting usingabutt on #
Select Connec tvia WPS PBC. #
Press thepush buttononthede vice tobe
con nected(see themanuf acturer'soper ating
ins truction s). #
Select Continue.
Connecting usingasecur itykey #
Select Connect DevicetoVeh icleHotsp ot.
A secu rity keyis disp laye d. #
Select theve hicle from thede vice tobe con ‐
nec ted. The vehicle isdispla yedwit hth e
DIR ECT -MBU XXXX XXnetworknam e. #
Enterthesecur itykeywhic his sho wninthe
media display on thede vice tobe con nected. #
Conf irm theent ry.
Connect ingusin gNFC #
Sele ctConn ectviaNFC. #
ActivateNFC onthemobile device (see the
manuf acturer'soper ating instructions). #
Hold thede vice tobe con nectedat theve hi‐
cle's NFCinterface. #
Sele ctFini shed.
The mob ile de vice isno wconnect edtothe
multime diasystem hotspo tvia NFC. 24
0
MBUX multimedia system

Gene
ratin gane wse cur itykey #
Select Veh icleHotsp ot. #
Select Genera teSecu rityKey.
A connecti onwillbe established withth e
ne wly crea tedsecur itykey. #
Tosave asec urity key:select Save.
When ane wsecur itykeyis save d, all existin g
Wi -Fi conne ctionsareth en discon nected.If
th eWi -Fi conne ctionsarebe ing re-es tab‐
lished, thene wsecur itykeymus tbe entere d. Na
vig ation No
teson navig ation Ro
uteguidanc ewith augment edreality &
WARNIN GRisk ofacci dent andinjuryas
a re sult ofdis traction, incorrect dep ic‐
tion orwrong interpr etatio nof thedis‐
pla y
The camer aimag eof theaugment edrealit y
displa yis no tsuit able asaguide fordr iving. #
Alw ayske ep aneyeon theactual traf fic
situation. #
Avoid extende dob ser vatio nof thecam‐
er aimag e. &
WARNIN GRisk ofacci dent andinjury
due toimprecise positioningof addi‐
tion alinf ormatio n
The addition alinf ormatio nfrom theaugmen‐
te dre alit ydispla yis no ta subs titutefo r
obser vingtheactual driving situation . #
Alw ayske ep aneyeon theactual traf fic
situation whencarrying out alldrivin g
mane uvers. Switc
hingnavig ation on Multim
ediasystem:
4 © 5
Navigation (Navigation ) #
Alternat ivel y: press thez button.
The map showstheve hicle's current posi‐
tio n.The navig ation menu issho wn. The
navig ation menu ishidd en ifro uteguid‐
anc eis act ive. #
Tosho w:tapon theto uc hsc reen.
The menu ishidden automatic ally. MBUX
multimedia system 24
1

R
ActivePa rking Assist
To avoid damag eto theve hicle, deactiv ate
th ese systems inthefo llo wing orsimilar sit‐
uation s: #
Dur ing towing #
Inacar wash *
NO
TEDama gedue touns uitable car
wa sh #
Beforedr iving intoacar wash mak e
sur eth at thecar wash issuit able for
th eve hicle dimensions. #
Ensur eth er eis suf ficie ntgrou nd clear‐
ance between theunderbody andthe
guide rails ofthecar wash. #
Ensur eth at theclear ance widthof the
car wash, inpar ticular thewidt hof the
guide rails, issuf ficie nt. To
avo iddamag eto your vehicle when usinga
car wash, ensur eth efo llo wing beforehand:
R ActiveDis tance AssistDIS TRONI Cis de acti ‐
va ted.
R The HOLD function isswitc hedoff.
R The surround viewcam eraor there ar vie w
cam erais swit ched off.
R The side windo wsand slidin gsun roof are
com pletely clos ed.
R The blowe rfo rth eve ntil ation/he ating is
sw itched off.
R The windsh ield wipe rsw itchis in po sitio n
005A.
R The Sma rtKe yis at amin imum distance of
10 ft(3 m) away from theve hicle. Other wise,
th etrunk lidcould openunintentionall y.
R Forcar washes withacon veyo rsy stem: neu‐
tr al 005C iseng aged.
% Incar washes withacon veyo rsy stem: ifyo u
lea vetheve hicle while itis being washed,
mak esur eth eSmar tKey islocat edinthe
ve hicle. Theparkposition 005Disother wise
aut omaticall yeng aged. %
If,afte rth ecar wash, youre mo vethewa x
fr om thewindshield andwiper rubber s,this
will preve ntsme aring and reduce wiper
noise. No
teson using apo we rwa sher &
WARNIN GRisk ofan acci dent when
us ing powe rwa sher swit hro und -spr ay
nozzl es
The waterje tcan caus eex tern all yin visi ble
damag e.
Com ponentsdamag edinthis wa yma yune x‐
pec tedly fail. #
Donotuse apo we rwa sher withro und-
spra yno zzles. #
Have damag edtires orchassis parts
re placed immediat ely. Maint
enance andcare27
7

To
avo iddamag eto your vehicle, observethefo l‐
lo wing when usingapo we rwa sher :
R The Smar tKey isat amin imum distance of
10 ft(3 m) away from theve hicle. Other wise,
th etrunk lidcould openunintentionally .
R Maint ainadis tance ofat leas t11 .8 in
(30 cm) totheve hicle.
R Vehicl eswith decorativ efo il: par tsof your
ve hicle areco veredwit hadecor ativefo il.
Maint ainadis tance ofat leas t27 .6 in
(70 cm) between thefo il-c ove redpar tsof the
ve hicle andthenoz zleofthepo we rwa sher .
Mo vethepo we rwa sher nozzlearound whilst
cleaning. Thewaterte mp eratur eof the
po we rwa sher mustno tex ceed 140°F
(60°C ).
R Obse rveth einf ormation onthecor rect dis‐
tan ceintheim plement manufacturer'soper‐
ating instruction s.
R Donotdir ect thenoz zleofthepo we rwa sher
dir ectl yat sensitiv epar ts,e.g. tires, gaps,
elect rical com pone nts,batter ies, light sour‐
ces and ventil ation slits. Wa
shing theve hicl eby hand *
NO
TEEngi nedama gedue towa ter
ing ress #
Take car eno tto point thewa terje t
dir ectly towa rdsth eair inle tgr ille belo w
th ehood. Obser
vetheleg alrequ iremen ts,e.g. inanumb er
of coun tries, washing byhand isonl yper mitt ed
in specially designatedwash bays. #
Use amild cleaning agent, e.g.carsham poo. #
Washtheve hicle withluk ewa rmwaterusi ng
a sof tcar spong e.When doingso,donot
ex pose theve hicle todirect sunlight . #
Carefully hosetheve hicle offwit hwa terand
dr yusi ng ach amois .
% Obse rveth eno teson thecar eof vehicle
par ts(/ page280). No
teson paint work/ma tte finish paint work
car e Obse
rveth eno teson cleaning andcareto avo id
damagin gth epaintw ork.
Pa int
R Insect remains: soakwithinsect remo verand
ri nse offth etreat edareas afte rw ards.
R Birddr oppin gs:soak withwa terand rinse off
af te rw ards.
R Tree resin, oils, fuels andgreases: remo veby
ru bbing gentl ywi th aclo thsoak edinpe tro‐
leum ether orlight erfluid.
R Coolan tand brak efluid: remo vewit hadam p
clo thand clean water.
R Tarst ains :use tarre mo ver.
R Wax:usesilicone remo ver.
R Donotatt achsticke rs,fi lms orsimilar mate‐
ri als.
R Remo vedirtimmediat ely,wher epossible.
Mat tefinish
R Onlyuse carepr oducts approvedfo r
Mer cedes-Ben z. 27
8
Maint enance andcare

Smar
tKey Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Obtain aNew Key *H
aveSmar tKey replaced. #
Consult aqu alif ied spec ialistwo rkshop.
Á Repla ceKey Battery *T
heSmar tKey batt eryis disc harged. #
Replace thebatt ery(/ page67 ).
Á
Key NotDetected(whit e
displa ymessag e) *T
heSmar tKey iscur rently undetect ed. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Ifth eSmar tKey isstill no tre cogni zed,place itin themar kedspace forst ar tin gwit hth eSmar tKey
( / pag e14 2). 352
Displaymessa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Key NotDetected (red dis‐
pla ymessag e) *T
heSmar tKey canno tbe detected and mayno long erbe intheve hicle.
The Smar tKey isno long erintheve hicle andyouswit choffth eengine:
R Youcan nolongerst ar tth eengine.
R Youcan notcen trally lockth eve hicle. #
Ensur eth at theSmar tKey isin theve hicle.
If th eSmar tKey detection functi onhasa mal functi ondueto ast ro ng radio signal source: #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions. #
PlacetheSmar tKey inthemar kedspace forst ar tin gth eengine withth eSmar tKey (/ pag e14 2).
Á Don't ForgetYour Key *A
warning tone also sou nds. Thismes sage reminds youto take your Sm artK ey wit hyo uwhen youlea vetheve hicle.
Place theKey inthe
Marked SpaceSeeOpera-
tor's Manual *S
mar tKey detection ismal functi oning. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Place theSmar tKey inthemar kedspace forst ar tin gth eengine withth eSmar tKey (/ pag e14 2). Dis
play messa gesand warning/ indic ator lam ps 353

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........... ..............132
Au tomatic seat adjus tment
Se tting ........... .......................................... 95
Au tomatic trans mis sion
DIR ECT SELEC Tleve r...... .................. ..... 154
Dr ive pr ogr am disp la<005C001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ....153
Dr ive pr ogr am<0056001100110011001100110011001100110011001100110011001100110011
001100110011> ....................152
DY NA MIC SELE CTswitc h...................... 152
Eng aging drive po sitio n............ .............156
Eng aging neutr al....... .............................155
Eng aging par kposi tion......... .................155
Eng aging reve rsege ar. .......................... 155
Kic kdo wn..... ..........................................157
Manual gearshif ting.<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 156
St eer ing wheel paddle shifters.............. 156
Tr ans miss ionposit iondispla y................ 154
Tr ans miss ionposit ions.......................... 154 B
Bag hook<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 110
BA S(Br akeAssis tSy stem). ...................... 169
Batt ery
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 67
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle)
Ch <00440055004A004C0051004A0011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 294
Ch arging (Remo teOnline). ..................... 143
No tes... ............................................. ....2 90
No tes(s ta rting assis tance and
ch argin g)............................................... 292
Re placing .............................................. 295
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ......294
Bel t
see Seatbe lt
Bli nd Spo tAs sist
Ac tivati ng/d eactiv ating........... ..............200
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>198
Sy stem limit ations. ........................... ..... 198
Blo wer
see Clima tecontr ol Br
ak eAs sis tSy stem
see BAS(Br akeAssi stSystem)
Br ak efluid
No tes... .................................................3 42
Br ak efo rc edis tribut ion
EB D(elec tronic brak efo rc edis tribu‐
tion ).......................................................1 71
Br ak es
ABS (Anti-l ockBr aki ng System) .............1 69
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 189
BA S(Br akeAssi stSystem) .................... 169
Dr iving tips....... ............ .........................145
EBD (electr onic brak efo rc edis tribu‐
tion ).......................................................1 71
HOLD functio n.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 172
Limit edbraking effect (sa lt-tr eated
ro ads) .................................................... 145
Ne w/r epla ced brak epad s/brake
discs...... ................................................ 143
No teson breaking-in ane wvehicle.... ...143
Br akin gass ista nc e
see BAS(Br akeAssi stSystem)
Br eakdo wn
Changing awheel ..................................3 28 Inde
x41
3

Ov
ervie wof thehelp functions........ ........ 16
Ro adside Assis ta<0051004600480011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 22
To w- star tin g... .................................. .....3 00
To wing away<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 296
Tr ans portingth eve hicle.... .................... 298
Br eakdo wn
see Flat tire
But tons
St eer ing wheel... .................................... 224 C
Calls Mer cedes me........................................ 252
Camer a
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)..........................................2 76
Car -to-X -Com municat ion
Dis playing hazardwa rnings .............. .....2 46 Car
e
Air -water duct ........................................ 276
Au tomatic carwash.... ..................... ...... 276
Car pet...................................................2 81
Deco rativ efo il.. ................................ .....2 79
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 281
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 280
Hea dline <0055001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 281
Ma tte finis h............... <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..278
Pa int wo rk<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 278
Plas tictrim... ......................................... 281
Po we rwa sher .................................... ....2 77
Re alwo od/tr imelements .................. ....2 81
Re ar vie wcam era.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 280
Sea tbel <0057001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 281
Sea tco ver.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 281
Senso rs<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 280
St eer ing wheel... .................................... 281
Sur round viewcam era..........................2 80
Ta ilpipes ............................................ .... 280
Wa shing byhand ................................... 278
Wheels/r ims......................................... 280
Wi ndo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 280
Wi per blades .........................................2 80
Car gotie-do wnrings ................................. 109 Car
pet(Car e).............................................. 281
Cha ngeof address. .....................................2 2
Cha ngeof ow ner ship ..................................2 2
Cha nging awheel
Pr eparation. .......................................... 328
Ra ising theve hicle. ...............................3 29
Chang ingawhe el
see Emer gency sparewheel
Chan ginggears
Manu ally. <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 156
Cha nging hubcap s.. .................................3 28
Char ging
Batt ery(v ehi cle)........ ............................ 294
Mobi lephone (wireless) .........................1 13
USB port..... ...........................................1 13
Cha ssis leve l(AIR BODY CONT ROL)
Se tting.. .................................................2 04
Chil dsaf etyloc k
Re ar side windows<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 62
Chi ldseat
At tach ing (notes)... ..................................5 4
Basi cins tructi ons<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> ...............51 41
4
Inde x