2020 MERCEDES-BENZ E-CLASS CABRIOLET display

ASS
YSTPL US service interva ldisp lay Fu
nction oftheASS YSTPL US service interva l
displ ay The
ASSYSTPL US service interva ldispla yon the
Ins trument Displaypr ov ides informatio non the
re maini ngtime ordis tance before thene xt
ser vice duedate.
Yo ucan hide this ser vice displa yusing thebac k
butt ononthelef t-hand sideofthesteer ing
wheel.
Depen dingonhowtheve hicle isused, the
ASS YSTPL US service interva ldispla yma y
shor tenth eser vice interva l,e.g. inthefo llo wing
cases :
R Mainl yshor t-dis tance drivi ng
R Whe nth eengine isoftenleft idling forlong
per iods
R Intheeve ntoffreq uent col dstar tphase s
Mer cedes-Ben zre comme ndsavoiding such
oper ating condit ions.
Yo ucan obtain informat ionconcernin gth eser v‐
icing ofyour vehicle from aqu alif ied spec ialist wo
rkshop, e.g.anaut hor ized Mercedes-Benz
Cent er. Displa
yingtheser vice dueda te On-boar
dcom puter:
4 Service 5
ASS YST PLUS
The next ser vice duedateis displa yed. #
Toexitth edisp lay: press thebac kbutt on
on thelef t-hand sideofthesteer ing wheel.
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Oper ating theon- boar dcom puter
(/ page225). Inf
ormat iononregular maintenance work *
NO
TEPrema turewe arthro ugh failur eto
obser veser vice duedates Ser
vice workwhic his no tcar ried out atthe
ri ght time orincom pletely can lead to
inc reased wearand damag eto theve hicle. #
Alw aysobser vethepr escr ibed service
int erva ls. #
Alw aysha ve thepr escr ibed service
wo rkcar ried out ataqu alif ied spec ialist
wo rkshop. Special
service requ irement s The
prescr ibed service interva lis based onnor ‐
mal opera tionoftheve hicle. Maintenance work
will needto be per form ed mor eof tenif th eve hi‐
cle isoper ated under arduous conditions or
incr eased loads.
The ASSYSTPL US service interva ldispla yis onl y
an aid. Thedriver oftheve hicle bearsre sponsi‐
bility asrega rdsto whe ther maint enanc ewo rk
nee dstobe per form ed mor eof tenth an spec i‐
fi ed based ontheactual operating conditions
and/or loads.
Ex am ples ofarduous operating conditions :
R regular citydriving withfreq uent intermedi‐
at estops
R mainly short-distance drivi ng Ma
intena nce and care35
1

R
freq uent operation inmount ainouste rrain or
on poor road sur faces
R whe nth eengine isoftenleft idling forlong
per iods
R oper ation inpar ticula rly dus tycond ition s
and /orif air -rec ircula tion mod eis freq uen tly
used
In these orsimilar operating conditions ,ha ve the
int erior airfilt er ,engin eair clean er,engin eoil
and oilfilt er etc. chang edmor efreq uent ly.The
tir es mus tbe checkedmor efreq uentl yif th e
ve hicle isoper ated under increased loads. Fur‐
th er information canbeobt ained ataqu alif ied
spec ialistwo rkshop. Batt
erydisconne ctionperiods The
ASSYSTPL US service interva ldisp lay
can onlycalculat eth eser vice dueda te when
th ebat tery isconnect ed. #
Notedown theser vice duedatedispla yedon
th eins trument displaybef orediscon necting
th ebatt ery(/ page35 1). Engine
compartment Ac
tiv ehoo d(pe des trian protection) Oper
ation oftheact ive hood (pedestrian pro‐
te ction )
In cer tain acc ident situations,th erisk ofinjur y
to pedes trians canbereduced bytheactuation
of theactiv ehood. Therear area ofthehood is
ra ised byappr oximat ely3 in (85 mm).
Fo rth edr ive to thewo rkshop, rese tth etrig‐
ge redactiv ehood yourself .Af terth eactiv ehood
has been trigg ered, pedes trian protect ion may
be limit ed.
A qu alif ied spec ialistwo rkshop mustre -ins tate
th efull func tionality oftheactiv ehood.
The activ ehood isno tav ailable inall coun tries.
Re setting theact ive hood &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. #
With your han dflat, push down active hood
1 inthear ea around thehing eson both
sides (arrow s).
The hood musteng agein position. #
Ifth eactiv ehood canberaised slight lyat
th ere ar inthear ea ofthehing es,repeat the
st ep until iteng ages cor rectl y. 352
Maintenanc eand care

The
system checks thetir epr essur eand thetir e
te mp eratur eof thetir es installed ontheve hicle
by means ofatir epr essu resensor .
Ne wtirepr essur esensor ,e.g. inwint ertires, are
aut omaticall yta ught -indur ing thefirs tjou rney
th ey areused.
The tirepr essur eand thetir ete mp eratur e
appear inthemultifunc tiondispla y
(/ page398).
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(/ page47 3)
R via th e0077 warning lam pin theins trument
clus ter(/ page502)
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 lyupdat eth 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 (/page399).
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R The tirepr essur ehas been setinc orrectly .
R The reisasudden pressur eloss caused, for
ex am ple, byafo re ign obje ctpene tratin gth e
tir e.
R The reisamalfun ction caused byano ther
ra dio signal source.
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(/ page39 4)
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
8
Whe elsand tires

Disp
laymes sages Int
roducti on No
teson displa ymessag es
Displa ymessag esappear onthemultifunc tion
displa y.
Dis play messa geswit hgr aphic symbols aresim‐
plif ied intheOper ator's Manual andmaydif fer
fr om thesymbols onthemultifunc tiondispla y.
The multifunct iondispla ysho wshigh-pr iority dis‐
pla ymessag esinred. Cer tain displa ymess ages
ar eacc ompanied byawa rning tone.
Pl ea se act inacco rdanc ewit hth edispla ymes‐
sag esand follo wtheadditional notesin the
Oper ator's Manual .
Fo rsome display messa ges,asymbol isalso
sho wn:
R Õ Further information R
00A4 Hidedispla ymessag e
Yo ucan selectthedesir edsymbol byswiping
lef tor right onthelef t-hand Touc hCon trol.
Pr ess theÕ symbol tosho wfur ther information
on themultifunc tiondispla y.Press the00A4
symbol tohide thedispla ymessag e.
Yo ucan hide low- prior ity displa ymessag esby
pr essing button¤ orthelef t-hand Touc h
Con trol. The displ aymessa geswill then be
st or ed inthemessag ememor y.
Re ctify thecause ofadispla ymessag eas
qu ickl yas possible .
High- prior ity displa ymess ages can notbe hid‐
den. Themultif unction displa ysho wsthese dis‐
pla ymessag escon tinuousl yuntil thecause of
th edispla ymessag ehas been rectif ied. Cal
ling up sto reddispl aymes sages
On-b oard com puter:
4 Service5
1Mes sage
If th er ear eno displa ymessag es,NoMessages
will appear onthemultifunc tiondispla y. #
Scrollth ro ugh thedispla ymessag esby swip‐
ing upw ards ordown wardson thelef t-hand
To uc hCon trol. #
Toexitth emess agemem ory: press the
¤ button. 436
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Switc hof fth eignition andturnit bac kon.
To appl y: #
Release andthen apply theelectr icpar king brak emanuall y(/ page16 4).
To release: #
Appl yand then release theelectr icpar king brak emanuall y.
If th eelectr icpar king brak ecann otbe applied orthere d0049 (USAonl y)or 0024 (Canada only)indicat orlam p
con tinues toflash: #
Donotcon tinue drivin gunde ran ycir cum stanc es.Con sult aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also secureth epar kedve hicle agains tro lling away.
* The yello w0024 indicator lam pis on and there d0049 indicat orlam p(US Aonl y)or 0024 indicat orlam p(Can‐
ada only)flashes forapp roxima tely tenseco ndsafte rth eelectr icpar king brak ehas been applied orreleased. It
th en remains litor goes out.Theelectr icpar king brak eis malfu nctioning.
If th ebat tery charge leve lis toolo w: #
Char gethebatt ery.
To appl y: #
Swi tchth eignition off.
The electr icpar king brak eis applied automaticall y. 444
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions. #
Clea nallsenso rs(/ pag e36 7). #
Restar tth eengine. Dr
iving systems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
Û ATTE NTION ASSISTInoper-
ative *A
TTENTION ASSISTis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
é ATTENTION ASSIST: Take a
Break! *A
TTENTION ASSISThas detected fatig ue oran incr easing lack ofconc entration onthepar tof thedr iver
(/ page21 2). #
Ifnecessa ry,ta ke abr eak . 452
Displaymes sagesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Connec ta suit able charge rapp rove dby Mer cedes-Ben zwit hsuf ficie ntcharge output tothejum p-start connec‐
tion pointofthe12 Vbatt ery(/ page382).
The 48Vbatt eryis ch arge dvia thevo ltag econ verter intheve hicle.
Engin eCan Now BeStart ed *T
he48 Vbatt eryhas been charge daut omatic allyviathevo ltag econ verter . #
Startth eengine anddrive th eve hicle fora whi leto charge the12 Vbatt eryand the48 Vbatt ery.
00D7 Please WaitCharging 48V
Batt ery… *T
he48 Vbatt eryis disc harged. Youha ve switc hedontheignition whilethe12 Vbatt erywa sbeing charge dwit ha
suit able charge ror whi leano ther vehicle waspr ov iding star tin gassis tance.
The disc ha rged 48 Vbatt eryis ch arge daut omatic allyviathevo ltag econ verter .Af tera fe w min utes, theEn gine
Can Now BeStarted displaymessag ewill besho wnonthemultifunc tiondispla y. #
Startth eengine. #
Drive th eve hicle fora whi leto charge the12 Vbatt eryand the48 Vbatt eryaf te rdisconnecting thech arge r
fr om theve hicle.
If th eEn gine CanNow BeStarted displaymessag edoes notappear afte ra fe w min utes: #
Tryto star tth eengine again. #
Ifth eengine doesnotst ar t,con sult aqu alif ied spec ialistwo rkshop. 466
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqu alif ied spec ialistwo rkshop.
00B3 Engine OilLevel Cannot Be
Measured *T
heelectr icalconn ection totheoil leve lsen sor has been interru pte dor theoil leve lsen sor isfaulty . #
Visit aqu alif ied spec ialistwo rkshop. Tr
ansmis sion Di
spla ymessag es
Possible causes/conseq uencesand0050 0050
Solutions
Driver 'sDoor Open &
Transmission NotinPRisk
of Vehicle RollingAway *
The driver's door isno tfully closed andtransmission position005B,005Eorneutr al005C iseng aged. #
Engage neu tral 005D when switching offth eve hicle.
Apply Brake toShift from
'P' *
Yo uha ve attem pte dto shif tth etra nsmiss ionout ofpar kposition 005Dand intoano ther tra nsmiss ionposition . #
Depr essthebr ak epedal. #
Select transmiss ionposition 005B,005Eorneutr al005C.
To Deselec tP or N,
Depress Brakeand Start
En gine *
Yo uha ve attem pte dto shif tth etra nsmiss ionout ofpar kposition 005Dorneutral 005Cand intoano ther tra nsmiss ion
position . 47
0
Display messa gesand warning/ indic ator lam ps