2020 MERCEDES-BENZ E-CLASS CABRIOLET engine

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00B9 En gine diagnosis warning
lam p The
yello wChec kEn gine warning lam pis lit while theengine isrunning .
*A malfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceed edand theengine 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. #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p The
redelect rical mal functi onwarning lam pis lit.
*T her eis amalfunction intheelectr ics. #
Obser vethemessag eson themultifunc tiondispla y.
00B6
Fu elreser vewarning lam p The
yello wfuel reser vewarning lam pis lit while theengine isrunning .
*T he fuel supply hasdropped intoth ere ser verang e. #
Refuel . Displ
aymessa gesand warning/ indic ator lam ps 499

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. 500
Display mess ages and warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Obs erve themessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: #
Consult aqu alif ied spec ialistwo rkshop.
or #
Exit theve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page35 7). #
Mak esur 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. Displa
ymessag esand warning/ indic ator lam ps 50
1

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam p
fl ashes The
yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) flashes forapp roxima tely one
minut eand then remains lit.
*The tirepr essu remonit oring system isdef ective. &
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.
Un der inflated 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. #
Visit aqu alif ied spec ialistwo rkshop. Ve
hicl e Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
Ù Wa rning lam pfo relectr ic
po we rst eer ing The
redwa rning lam pfo relectr icpo we rst eer ing islit while theengine isrunning .
*Th epo we r-assis tedsteer ing orthesteer ing itself ismalfunct ioning. &
WARNIN GRisk ofacci dent ifsteer ing capability isim pair ed
If th esteer ing does notfunc tion asintended, theve hicle's operating safetyis jeopar dized. Di
spla ymes sagesand warning/ indic ator lam ps 503

Maneuv
ering assis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 212
Pa rking ................................................ 208
Sy stem limit ations ........................... ....2 06
Ac tiv eSe rvice System PLUS
see ASSYST PLUS
Ac tiv eSpe edLimit Assist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 182
Dis play <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 182
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>182
Ac tiv eSte ering Assis t.............................1 85
Ac tivati ng/d eactiv ating ........... ............186
Ac tiveEmerg encyStop Assis t.............1 88
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 187
Dis play sin theIns trument Display...... 189
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>185
Sy stem limit ations ........................... ....1 85
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>120
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 121
Ad diti onalvalue rang e
Se tting displa ycont ent ........................ 226 Ad
diti ves.................................................. 430
En gine oil............................................ 430
Fu el ..................................................... 430
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Ad dres sbo ok
see Contacts
Ad jus tingthe balanc e/fader
Bur mes ter®
sur round soun dsy stem ...350
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ...350
Ad jus tingtreb le,mid- rang eand bass
se ttings
Bur mes ter®
sur round soun dsy stem ...350
ADS PLUS dam ping system
see AIR BO DY CONTR OL
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 3 AIR
BODY CONT ROL................................ 192
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 194
Sus pens ion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 192
Air cond itioning system
see Climat econ trol
Air distribut ion
Se tting .................................................1 31
Air freshen ersystem
see Perfume atomiz er
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRBODY CONTR OL
Air vents ................................................... 136
Ad jus ting (front) ............ ...................... 136
Ad jus ting (rea r) ............ ........................ 136
Ad jus ting theAIRSC ARFvents ............. 137
Glo vebox.............................................1 37
Air vents
see Airvents
Ai r-re cir cula tion mode............................ 134 506
Index

Speci
alser vice requ iremen ts.............. 351
ATA (anti-thef tala rm system) .................. 89
Deac tivatin gth ealar m.......................... 90
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 89
AT TENTI ONASSIST <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 212, 214
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>212
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 214
Sy stem limit ations ........................... ....2 12
At tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivati ng med iamod e........... .............329
Co nnecti ngUSB devic es ........... .......... 332
Co pyrights ...........................................3 29
Inf ormatio n....... ................................... 328
Inser ting/r emoving anSD card....... ....330
Medi asea rch ....................................... 335
Ov ervie w .................. ........................ ....3 31
Pa use and playbac kfun ction ...............3 32
Selecti ngatrac k ....... ....... ................... 332
Selecti ngplayba ckoptions .................. 332
Tr ac klis t.............................................. 332
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> .......145
Au tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......145
Au tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 44,46
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff......... ..... 44
PA SSENGER AIRBAGind icat orlam p.....4 6
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 ........... ............129
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... .................... ..150
Dr ive pr ogr am disp lay ............. ............. 150 Eng
aging drive po sitio n............ ........... 152
Eng aging neu tral ............ ...................... 152
Eng aging park position ........................ 152
Eng aging reve rsege ar .........................1 52
Kic kdo wn ....... ......................................154
Manual gearshif ting.............................1 53
St eer ing wheel paddle shifters ............ 153
Tr ans miss ionposit iondispla y.............. 150
Tr ans miss ionposit ions........................ 150 B
Bag hook<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 109
BA S(Br akeAssis tSy stem) .....................1 67
Batt ery
Ch arging (Remo teOnline) .................... 141
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 67
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 383
Ch arging <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 382
Ch arging (Remo teOnline) .................... 141
No tes ................................................... 378
No tes(s ta rting assis tance and
ch argin g) .............................................3 80 508
Index

Comb
inationswitc h.................................1 18
Com pass .................................................. 298
Com puter
see On-boar dcom puter
Conne ctingthepa rcel ne t...................... 109
Connect ionstatus
Displ aying ............................................ 323
Ov ervie w .............................................3 23
Co nne ctivi ty
Switc hingtransmi ssionof theve hicle
position on/off.............................. ...... 263
Cont acts ................................................... 307
Call ingup ....................................... ..... 308
Dele ting .......................................... ..... 309
Do wnloading (from mobile phone) .......3 07
Im por ting .................. ......................... .3 08
Im por ting (ove rview) ...........................3 08
Inf ormatio n....... ................................... 307
Maki ngacall ....................................... 309
Na me form at .......................................3 08
Op tions ..................... ..................... ...... 309
St or ing ............................................. ... 309 Contr
oller
Oper ating ............................................ 254
Con venience closing featur e....... ............. 87
Con venience opening ................................ 87
Coolant (engine)
Chec kleve l.......................................... 357
Fillin gcapac ity.................................... 432
No tes .................................................. 432
Cool ing
see Clima tecontr ol
Co pyright
Licen ses................................................ 32
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 32
Co rnering light function .......................... 120
Cr oss Traf fic Aler t.................................... 212
Cr osswind Assist
Fu nctio n/no tes .................................... 171
Cr uise contr ol.......................................... 176
Butt ons <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>........177
Callin gup aspee d...............................1 77
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>176
Re quiremen ts:.....................................1 77
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 177 Se
tting aspe ed <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 177
St or ing aspeed ................................... 177
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 177
Swi tching on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 177
Sy stem limit ations ...............................1 76
Cup holder
Re ar ben chseat ................................... 112
Cup holderinthecent erconsole
In stallin g/remo ving(aut omat ic
transm ission).......................................1 11
Cus tomer Assist ance Center (CAC ).........2 7
Cus tomer Relat ions Depar tment .............2 7 D
Dash board
see Cockpit
Dashboar dlighting
see Instrument clusterlig hting
Dat aacq uisiti on
Ve hicle .................................................. 29
Data impor t/expor t................................ 267
Fu nctio n/no tes ................................... 267
Im por ting/e xporting ............................2 67 51
2
Inde x

Cann
otStartEn gin eSee Operat or's
Man ual................................................ 465
0027Chec kBr ak eFluid Level.............. 446
Chec kBr ak ePa ds See Oper ator's
Manual ................................................ 446
Chec kCoolan tLe velSee Oper ator's
Manual ................................................ 463
00B2Chec kEn gine OilAtNe xtRe fu‐
eli ng ...... .............................................. 467
00B2Che ckEngi neOilLe vel(A dd 1
qu art) .................................................. 468
0049Chec kLef tLo wBeam (Exam‐
ple) ...................................................... 486
Chec kTire Pressur eSoon ...................4 73
Chec kTire Pressur eThen Restar t
Ru nFla tIndi cator <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .......473
0077 CheckTire s ................................. 475
00B2 CheckWa sher Fluid .................... 483
0059 Convertible TopLo we ring ........... 485 0059
Convertible TopOper ation Pos‐
sible to37 mph................................... 485
00ACCoolant TooHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 462
Cr uise Contr olInop erati ve <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 461
Cr uise Contr olOff<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 462
0025C urrentl yUna vailable SeeOper‐
at or's Manual ...................................... 437
00E5Cur rentl yUna vailable SeeOper‐
at or's Manual ...................................... 438
Dec rease Speed.................................. 477
Á Don't Forget Your Key.................. 479
Dr ive More Slowly ............ ............. ......455
Dr iver' sDoo rOp en &Trans miss ion
No tin PRisk ofVehicle Rolling Away ... 470
Engi neCanNo wBe Started ................ 466
00B3En gineOilLevelCann otBe
Mea sured <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>...470
00B2 EngineOilLe velLo wStop Vehi‐
cle Turn Engi neOff............ ............. .....468 00B2Engi
neOilPr es su re Stop Switc h
Of fEngin e...........................................4 69
00B2Engine OilReduce OilLevel.........4 69
0075Fr ontLeftMalfunction Service
Re quired (Exam ple) .............................4 47
006F Front LeftSeat Backres tNo t
Lo cked (Exam ple) ................................ 483
Fr ont Passeng erAirbag Disabled See
Oper ator's Manual .............................. 448
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual .............................. 449
00B6 FuelLevelLo w .............................4 67
00B6 GasCap Loose............................ 467
0049 HazardWa rning Flashe rsMal‐
funct ioning .......................................... 487
0025Inoper ativeSee Oper ator's
Manual ................................................ 438
00E5Inoper ativeSee Oper ator's
Manual ................................................ 439 Inde
x51
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