warning MERCEDES-BENZ E-CLASS CABRIOLET 2020 Owner's Manual

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

Ti
re s Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam plight s
up The
yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) islit.
*The tirepr essur emon itor ing system has detected tirepr ess urelos sin at leas tone ofthetir es. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
Ti re pressur esthat areto olow pose thefo llo wing hazar ds:
R The tires ma ybur st,especiall yas theload andvehicle speed increase.
R The tires ma ywe arexc essiv elyand/or unevenly, whic hma ygr eatl yim pair tiretract ion.
R The drivin gch aract eristic s,as wellas steer ing and braking, maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ure. #
Adjus tth etir epr essur eif neces sary. #
Stop theve hicle, paying attention toroad and traffic condi tions. #
Checkth etir epr essur eand thetir es. 502
Displa ymessag esand warning/ indic ator lam ps

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

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Obser vethemessag eson themultifunc tiondispla y. 50
4
Displa ymessag esand warning/ indic ator lam ps

Re
settin g(activ ehood) ........................ 352
Ho tspo t
Se ttin gup (Wi-Fi) ................................. 265 I
Identif ication plate
Engine ............................................. ....4 26
Re frig er ant .................. ........................ 433
Ve hicle ............................................. ... 426
Ignition Switc hingon(Start/S topbutt on) ........ 139
Ignit ionkey
see Smar tKey
Imm obiliz er................................................ 89
Indi catorlam ps
see Warning/ indic ator lam ps
Individ ualdrive pr og ram
Con figur ing .......................................... 150
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 150
Insid ere ar vie wmir ror
see Exterior mir rors
Insp ectio n
see ASSYST PLUS Ins
trument cluster
see Instrument Display
Ins trument clusterlighti ng............ ........228
In stru men tDi spl ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 223
Ad jus ting thelighting ..................... ..... 228
Fu nctio n/no tes ................................... 223
Ins trument cluster ..... ...................... 10,12
Se tting theadditional value rang e ....... 226
Wa rning/ indic ator lam ps................ .... 489
Int ellig entLight System
Ad aptiveHig hbeam Assis t.............. .....1 20
Cor nering light function .......................120
Int erior ligh ting........................................ 122
Ambi entlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> ..............122
Re adin glight .................................. ...... 122
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 122
Swi tch-of fdel aytim e........... ................123
Int ermed iatedes tination
Calculat ingaro utewit hint ermed iate
des tinatio ns.........................................2 79
Ent ering ....... ........................................ 279
Modifying ............................................ 279
St artin gan aut omat icga sst atio n
sear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 278 St
artin gth eaut omatic service sta‐
tio nsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 285
In te rn et
Callin gup awe bpag e.......................... 324
Closing thebr ows er............................3 26
Dele tingabookma rk<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 326
Del eting brows erdat a.........................3 26
Mana gingbookma rks .......................... 326
Int erne tconne ction
Communication modulefunction ........ 323
Connection status ...............................3 23
Displ aying thecon nect ionstatus ........ 323
Es tablishing .........................................3 23
Inf ormatio n....... ................................... 322
Re strictions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .............322
In te rn et radio
Ca lling up <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> ...........326
Dele tingstatio ns.................................3 27
Logging out......................................... 328
Ov ervie w ..... ........................................ 327
Re gis tering <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>328
Sa ving statio ns.................................... 327
Sel ect ing and connectingto ast atio n
.. ...........................................................3 27
Sel ecting stre am .................................3 28 522
Index

Se
tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 328
Te rm sof use ........................................3 28
Io nizatio n
Ac tivati ng/d eactiv ating (mu ltimed ia
sy stem) .......................................... ...... 134
iPhone ®
see Apple CarPla y™
see Mercedes- BenzLink J
Jac k
St or ag elocation .............................. ..... 416
Jum p-startconne ction ............................3 82
Gene ralno tes ...................................... 380 K
KEY LESS-GO
Loc king theve hicle ................................ 70
Pr oblem .................................................7 1
Unl ocking setting .................................. 66
Unl ocking theve hicle ............................7 0
Kic kdow n.................................................1 54
Using ...... ............................................. 154 Knee
airbag ................................................ 41 L
Labelin g(tir es)
see Tire labeling
Lam p
see Interior light ing
Lam ps(Ins trum ent Displa y)
see Warning/ indic ator lam ps
Lane detection (automatic )
se eAc tiveLa ne Keeping Assist
Lane Keeping Assist
see ActiveLa ne Keeping Assist
Languag e.................................................2 66
No tes .................................................. 266
Se ttin g............................................. ....2 67
LA TC H-type (ISOFI X)child seat secur‐
ing system
In stallin g........................................ ........ 56
Le velcontr olsystem
see AIR BO DY CONT ROL
Light switch
Ov ervie w ........................................ ...... 117 Light
ing
see Inte rior lighting
see Lights
Lights ........................................................ 117
Ad aptiveHig hbeam Assis t...................1 20
Ad jus ting theins trument lighting ........ 228
Au tomatic driving lights..... .................. 118
Comb inationswit ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 118
Cor nering light func tion<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 120
Haza rdwa rning light s...........................1 19
High beam............ ...............................118
High -beamflasher ................................ 118
Light switch..... .....................................1 17
Lo w-beam headlam ps.......................... 117
Pa rking light s.......................................1 17
Re ar foglam p....................................... 117
Re sponsibili tyforlig hting systems .......1 17
Se tting theex terior lighting switch-
of fdela ytime ....................................... 121
Se tting thesur round lighting...............1 21
St andi nglight s.....................................1 17
Tu rn signals .......................................... 118
Limit edWa rranty
Ve hicle .................................................. 28 Inde
x523

Ra
dio menu .........................................2 32
Ser vice menu ......................................228
Te lephon emen u.................................. 233
Tr ip men u............ ............................ .... 229
On-boa rddiag nostics interface
see Diag nostics con nection
Open- sourcesof tware .............................. 32
Opening thetrunk lidusing your foot
HANDS-FREE ACCES S.................... .......7 5
Oper ating fluids
Ad ditiv es(fuel) ................................ .... 430
Br ak efluid ...................................... .....4 31
Coolan t(en gine) ............................ ...... 432
En gin eoil ............................................ 430
Fu el(gasoline) .....................................4 29
No tes .................. ................................ 428
Re frig er ant (airconditio ningsystem) ...433
Wi ndsh ield wa sher fluid .................. .... 433
Ope ratin gsaf ety
48 Von-boa rdelectr icalsystem ............ 24
Decl arati on ofconf ormity (wirel ess
ve hicle component s)............................. 26
EQ boos t................................................ 24
Inf ormation .......... ............................. .....2 4 Oper
ating system
see On-bo ardcom puter
Oper ator' sMan ual
Ve hicle equipment ........................... ...... 22
Oper ator's Manual (digital) ......................2 0
Ov erhead controlpanel
Making calls(Mercedes meconn ect) ..316
Ov ervie w .......................................... ...... 14 P
Pa int code ................................................ 426
Pa intw ork(cleaning instructions) .........3 62
Pa nel heating
Se tting ............................................. ...... 99
Pa nic alar m................................................ 66
Ac tivati ng/d eactiv ating ........... ..............66
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............152
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 152
Pa rking
see Elec tric par kingbr ak e Pa
rking aid
see Parking AssistPA RK TRONI C
Pa rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 195
Ac tivati ng ........... ................................. 199
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 200
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>195
Pr oblems ............................................. 196
Sid eim pa ct protect ion ........................ 198
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 199
Sy stem limit ations ...............................1 95
Pa rking assis tance systems
see ActivePa rking Assist
Pa rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 165
Pa rking light s...........................................1 17
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 128
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 29
PA RK TRONI C
Ma lfunction <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .............196 528
Index

Swi
tching on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 345
SD card
Inse rting/ remo ving ............................. 330
Seat ...............................................91,92, 107
4-w aylumbar support............................ 94
Ad jus ting (electr ica lly)............ ...............94
Ad jus ting (mechanic allyand electri‐
call y)...................................................... 92
Cor rect driver's seatpos ition ................ 91
Fo lding thebac kres t(r ear passeng er
com partmen t)bac k............................. 108
Fo lding thebac kres t(r ear) forw ards .... 107
Fo lding thebac kres tfo rw ards/ back
(wit hmem oryfun ction ).........................9 7
Massag epr ogr am overview ...................9 7
Oper ating thememor yfunc tion ..........1 04
Pa nel hea ting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ................99
Re settin gth ese ttings ............................9 7
Se tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 16
Swi tching AIRSC ARFon/of f................ 100
Seat adjustment
Conf iguring ............ ................................ 96
Seat belt..................................................... 35
Fa stening ............................................... 39 Pr
otect ion ....................................... .......3 5
Seat beltadjustment
Ac tivati ng/d eactiv ating ........... ..............40
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>40
Se at beltex tender .....................................3 8
Seat beltwarning
see Seat belts
Seat belts ...................................................4 0
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 40
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 369
Re duced protect ion ...............................3 6
Re leasing ...............................................4 0
Sea tbel tad jus tment (function) ............. 40
Sea tbel tex tende r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .......38
Wa rning lam p.................................. ...... 40
Seat cover(C are) ............ ............. ............ 369
Se at hea ting
Ac tivati ng/d eactiv ating ........... ..............98
Se at ventilat ion
Switc hingon/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 99
Se cond telephone ...................................3 03
Connecting .......................................... 303 Fe
atur es.............................................. 303
Select ingage ar
see Changing gears
Select orleve r
see DIRECT SELECTleve r
Self-t est
Au tomatic front pass engerfront air‐
bag shut off..... ....................................... 46
Sens ors(Car e).........................................3 67
Ser vice center
see Qualif iedspecialis two rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Ser vice station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 285
Se tting aspe ed
see Cruise contr ol
Se tting summe rtime <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 262
Se tting thedatefo rm at ....... ................... 262
Se tting thedis tance unit........................ 267
Se tting thema pscale
see Map 532
Inde x

Te
lephone
see Second telephon e
Te lephone number
Dialin g(on- boar dcom puter) ................ 233
Te lephon yoper ating mod es
Blue tooth®
Te lephon y.......................... 302
Te lephon yoper ating mod es
see Second telephon e
Te mp eratur e .............................................1 31
Te mp eratur egr ade .................................. 405
Te xt messag es......... ................................ 310
Callin games sagesen der .................... 311
Chan gingfo lder s.................................. 311
Com posing.......................................... 310
Con figur ing thedispla yedte xt mes ‐
sa ge s...... ....................................... ...... 310
Del eting .......................................... .....3 11
Dr afts ............ .......................................311
No tes ................................................... 310
Op tions ................................................ 311
Outbo x.................................................3 11
Re ad-al oudfunction .............................3 10
Re adin g................................................ 310
Re plying ...............................................3 11 Sendi
ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 310
Vo ice com mand s(V oice ControlSy s‐
te m) .................................................. ... 248
Thr oug h-loadin gfe atur e
see Seat
Ti me
Manual timesettin g............................. 262
Se ttin gsummer time..................... ...... 262
Se ttin gth etime anddateaut omati‐
call y................................................ ..... 262
Se tting thetime zone.......................... 262
Se tting thetime/ datefo rm at .............. 262
TIN (Tire Ident ificat ionNumbe r)........... .406
Ti re and Loading Information placard... 401
Ti re charact eristics ................................. 408
Ti re inf lation com pressor
see TIREF ITkit
Ti re informa tion table .............................4 01
Ti re labeling .............................................4 05
Cha racter istics <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ........408
DO T,Tire Identif ication Number (TIN)
..... ..... ............................................. ......4 06
Load index....... ....................................408 Load
-bearing cap acity <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .408
Maxi mum tireloa d....... ........................407
Maxi mum tirepr essu re<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 407
Ov ervie w <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 405
Spee dra ting ........... .............................408
Te mp eratur egr ade .............................. 405
Ti re Qua lityGradi ng .......... ................... 405
Ti re size designation ............................4 08
Tr act ion grade .....................................4 05
Tr ead weargrade .................................4 05
Ti re load (maximu m)...............................4 07
Ti re pres sur e<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 395,396
Ch ecking (manually) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 396
Ch ecking (tirepr ess uremoni toring
sy stem) ............................................... 398
Maximum ............................................ 407
No tes ................................................... 394
Re star tin gth etir epr essur eloss
wa rning system ................................... 400
Re star tin gth etir epr essur emonit or‐
ing system ...........................................3 99
Ti re pressur eloss warning system
(funct ion)............................................. 399
Ti re pressur emonit oring system
(funct ion)............................................. 397 536
Index