belt MERCEDES-BENZ E-CLASS CABRIOLET 2020 Service Manual

R
The transmission isswitc hedtoposition 005D.
R The vehicle issecur edwithth eelectr icpar k‐
ing brak e.
In thefo llo wing situat ions,th eve hicle isheld by
th etransmission position005Dorby theelectr ic
par king brak e:
R The seat beltisunf astened andthedr iver's
door isopened.
R The vehicle isswitc hedoff.
R Ther eis amalfunction inthesy stem orthe
po we rsupp lyis insuf ficie nt. DY
NA MIC BODY CONT ROLfun ction DY
NA MIC BODY CONTR OLcontinuousl yadjus ts
th ech aract eristic sof thesuspension dampersto
th ecur rent operati ng and drivi ng cond itions. The
damp ing istun edindiv iduall yfo reac hwhee l
and isaffect ed bythefo llo wing fact or s:
R The road sur face condi tions
R Vehicle load
R The drive pr ogr am select ed
R The driving style
The drive pr ogr am can beadjus tedusing the
DY NA MIC SELE CTswitc h. AIR
BODY CONT ROL AIR
BODY CONT ROLfun ction
AI R BO DY CONTR OLisan air suspe nsion system
wit hva riable dampingfo rim prov ed driving com‐
fo rt.The all-r ou nd leve lcon trol system ensur es
th ebes tpossible suspension andconstant
gr ou nd clea rance, evenwi th aladen vehicle. When
driving atspeed, theve hicle islowe red
aut omat icallyto improv edr iving safetyand to
re duce fuelconsum ption. Youalso have the
op tion ofmanually adjustingtheve hicle leve l.
AI R BO DY CONTR OLinclude sth efo llo wing com‐
pone ntsand func tions:
R Airsuspen sionwithva riable spring rate
R Automatic leve lcon trol system
R Speed-depen dentlowe ring toreduce fuel
con sum ption
R Manuall yselec table high-le velse tting for
gr ea tergr ound clearance
R ADS PLUS (Ada ptive Dam ping System with
con stant dam pingfo rc eadjus tment)
R DYNA MIC SELE CTswitc hand leve lbutt on 19
2
Driving and parking

The
ATTENTION ASSISTtir edness oraler tnes s
assessment isdele tedand restar tedwhen con‐
tin uing thejour neyin thefo llo wing situat ions:
R Ifyo uunf astenyo ur seat beltandopen the
dr iver's door (e.g.chang ingdriver sor taking
a br ea k).
Se ttin gAT TENTI ONASSIST
Multimedia system:
4 Vehicle 5
k Assist ance
5 ATTE NTION ASSIS T
Se tting options #
Select Standard, SensitiveorOff.
Sugg esting are st area #
Select SuggestRes tArea. #
Activate0073 ordeacti vate thefunc tion 0053.
If AT TENTION ASSISTde tects fatig ue or
incr easing lack ofatt ention ,it sugg ests a
re st area inthevicinit y. #
Selec ta sugg estedre st area: youar egui‐
ded totheselect edrest area. Tr
af fic Sign Assis t Fu
nction ofTraf fic Sign Assis t Tr
af fic Sign Assistdetects traf fic sig ns with mul‐
tifunction camera1. Itassi stsyo uby displa y‐
ing detected spe edlimits andovertakin gre stric‐
tions intheins trument cluster. Since
Traf fic Sign Assistalso uses thedat a
st or ed inthena vig ation system, itcan updat e
th edispla yin thefo llo wing situat ionswithout
de tecting traf fic sig ns:
R Whe nth eve hicle chang esroads, e.g.fr ee‐
wa yacc ess orexitro ad.
R When avillag eor cityboun darywhic his
st or ed inthedigit almap iscrossed.
The camer aalso detects traf fic sig ns with a
re striction indicatedbyan addit ionalsign (e.g.in
we tcond itions ).
Tr af fic Sign Assistisonl yan aid. Thedriver is
re sponsible forke eping asaf edis tance tothe
ve hicle infront, forve hicle speed andforbr aking
in good time.
Wa rning when thema xim um permis sible
speed isexc eeded
The system can warnyouif yo uunin tentio nally
exc eed themaximum permissible speed.Todo
th is, youcan spec ifyinthemultimedia system
by howmuc hth emaximum permissible speed
can beexc eeded beforeawa rning isissued. You
can specify whether thewa rning isto be justa
visual warning oran acous ticone aswell. 21
4
Driving and parking

No
teson car eof theint erior &
WARNIN GRisk ofinju ryfrom plastic
par tsbreakin gof faf te rth euse ofsol‐
ve nt-ba sedcarepr od ucts
Ca reand cleanin gpr oduc tscon tainin gsol‐
ve nts can causesurfaces inthecoc kpit to
become porous. When
theairbags aredeplo yed, plas ticpar ts
ma ybr eak away. #
Donotus ean ycar eor cle ani ng prod ‐
ucts containing solvents tocle an the
coc kpit. &
WARNIN GRisk ofinju ryor deat hfrom
bleac hedseat belts
Bleac hingordyeing seat belts canseverely
we aken them.
This can, forex am ple, caus eseat beltsto
te ar or failin an acc ident . #
Neverblea chordyeseat belts. Obser
vethefo llo wing informa tion: Cleaning
andcareA voiding vehicl edamag e
Seat belts
Cleanwithluk ewa rmand soap ywa ter. R
Donotus ech emical cleaningag ent s.
R Donotdr yseat belts byheating them toove r17 6°F
(80 °C) orexposing them todirect sunlight .
Displa y
Cleanthesur face car efu llywith amic rofiber clothand asuit ‐
able displa ycar epr oduc t(TF T/L CD). R
Swit choffth edispla yand letit cool down.
R Donotuse anyot her cleaning products.
Plas tictrim R
Clea nwit hadam pmicr ofiber cloth.
R Forhea vysoil ing: usecarepr odu ctrecomme ndedfor
Mer cedes-Ben z. R
Donotatt achsticke rs,fi lms orsimilar materials.
R Donotallo wcos metics,inse ctrepellent orsun cream to
come incont actwith theplas tictrim. Maint
enanc eand care369

Pr
eceding letter 1 1:
R Without :passeng ervehicle tires accor dingto
Eur opeanma nuf actu ring standar ds.
R "P": passe nger vehicle tires accor dingtoUS
manuf acturingstandar ds.
R "LT": light truc ktir es acc ordin gto US manu‐
fa ctur ingstandar ds.
R "T": com pact emer gency sparewheels with
high tirepr essur eth at areon lyde signe dfo r
te mp orar yuse inan emer gency .
As pec tra tio 3 3:
Ra tio betwee ntir ehe ight and tirewi dthin pe r‐
cent (tire height divided bytirewi dth).
Tir eco de 4 4
(tire type ):
R "R"ra dial tire
R "D": bias plytire
R "B": bias beltedtires
R "ZR": radial tirewit hamaximum speedabove
14 9mp h(2 40 km/h) (optional) Rim
diame ter5 5:
The diam eter ofthebead seat(notth ediame ter
of therim flang e).The rim dia me teris specif ied
in inc hes (in).
Load-be aring inde x6 6:
Numer icalcode that spec ifies themaximum
load-bear ingcapacity ofatir e(e.g. "91" cor re‐
sponds to1356 lbs (615 kg)).
The load-bear ingcapacity ofthetir emus tbe at
leas thalf theper missible axleload ofyour vehi‐
cle. Donotove rload thetir es by exc eeding the
specif iedload limit.
See also:
R Maximum permissible loadontheTire and
Loadi ngInfo rm atio nplacar d(/ page40 1)
R Max imum tireload (/page40 7)
R Load index
Speed ratin g7 7:
Spe cifiesth eappr ovedmaximum speedofthe
tir e. %
Anelectr onicsp ee dlimi terpr eve nts your
ve hicle from exceeding aspeed of130mp h
(2 10 km/h) .
Ma kesur eth at your tires have there qu ired
speed rating .Yo ucan obtain informat iononthe
re qu ired speed rating from anauthor ized
Mer cedes-B enzCent er.
Summ ertires Inde
xS peedra tin g
Qu pto 100mp h(1 60 km/h)
Ru pto 106mp h(170 km/h)
Su pto 112mp h(1 80 km/h)
Tu pto 118mp h(1 90 km/h)
Hu pto 130mp h(210 km/h)
Vu pto 149mp h(2 40 km/h)
Wu pto 168mp h(2 70 km/h)
Yu pto 186mp h(3 00 km/h) Whee
lsand tires 409

Inde
xS peedra tin g
ZR ...Y 1
upto186mp h(3 00 km/h)
ZR ...(..Y) 1
over18 6mp h(3 00 km/h)
ZR 1
over14 9mp h(2 40 km/h) R
Specifying thespeed rating asthe"ZR" index
in tirecode 4isop tion alfortir es up to
18 6mp h(3 00 km/h) .
R Ifyo ur tireco de 4 includes "ZR"andther e
is no speed rating 7,find outwh atthemax‐
imum speed isfrom thetir emanuf acturer.
R Ifload-bear inginde x6 and speed rating 7
ar ein brac kets, themaximum speedrating of
yo ur tireis abo ve186mp h(300 km/h). To
fi nd outth emaximum speed,askthetir e
manuf acturer. All-w
eather tires and wint ertires Inde
xS peedra tin g
Q M+S 2
upto100mp h(1 60 km/h)
T M+S 2
upto118mp h(190 km/h)
H M+S 2
upto130mp h(210 km/h)
V M+S 2
upto149mp h(2 40 km/h) Wi
nter tires bear the004D snowflak esymbol
and fulfillthere qu iremen tsof theRu bber Manu‐
fa ctur ersAssoci ation (RMA) andtheRu bber
Assoc iation ofCanada (RAC)rega rding thetir e
tra ction onsno w.
Load index8 8:
R Nospec ificat ion given: standar dload (SL)
tir e
R "XL" or"Ex tra Load": extra load tireor rein‐
fo rc ed tire
R "Light Load": lightloadtire R
"C", "D", "E":aload rang eth at depen dson
th emaximum loadthat thetir ecan carryata
cer tain pressur e Def
inition ofterm sfo rtir es and loadin g
Ti re stru ctu reand charact eristics :descr ibes
th enumber oflaye rs or thenumber ofrubber -
coat edbelts inthetir econ tact surface and the
tir ewa ll.These aremade ofsteel, nylon, poly‐
es terand other materials.
Bar: metric unit fortir epr essu re.
14 .5038 pounds persquar einc h(p si) and
10 0kilop ascal(kP a)istheeq uiv alent ofone bar.
DO T(Depar tment ofTranspo rtation ):DO T-
mar kedtir es fulf illthere qu iremen tsof the
US Depar tment ofTrans portatio n.
Av erag ewe ight oftheve hicl eoc cupants: the
num berof vehicle occupants forwhi chtheve hi‐
cle isdesigned, multiplied by150lb (68 kg).
1 "ZR" stat ed inthetir ecode.
2 Or "M+S 004D" forwint ertires 41
0
Wheels andtires

Ins
trum ent Disp lay(s tand ard) Wi
des cree nco ckpit Instru men tDi spl ay Dep
endingonthedispla yse tting, theposition s
of theindicat orlam pson theIns trument Display
ma ydif ferfr om theex am ple shown.
Pr og ressiv ese tting Ve
hicl eswith aWi des cree nCo ckpit: ifyo u
select thepr ogr essiv edispla yse tting, theposi‐
tion sof theindicat orlam pson theIns trument
Displa ywill chang e.
Wa rning and indicat orlam ps:
0058 Lo
wbeam (/page11 7)
0060 St
andi nglight s(/ page11 7)
0057 Hi
gh beam (/ page11 8) 003E003D
Tu
rn signal lights(/page11 8)
005E Re
ar foglight (/page11 7)
0075 Re
stra int system (/ page49 1)
00E9 Seat
beltnotfa stened (/page49 7)
0027 US
A:brak es (red) (/ page49 1)
004D Canada:
brak es (red) (/ page49 1)
0024 Elect
ric pa rking brak e(yello w)
(/ page49 1)
0049 US
A:elect ric pa rking brak eapplied
(r ed) (/ page49 1)
0024 Canada:
electric pa rking brak e
applied (red) (/ page49 1)
0025 AB
Smalfun ction (/ page49 1)
00E5 ESP®
(/ page49 1)
00BB ESP®
OFF (/page49 1)
L Distance warning (/ page498 )
Ù Electric po we rst eer ing malfunct ion
(/ page503)
ä AIRBODY CONTR OLmalfu nction
(/ page498) 490
Displa ymessag esand warning/ indic ator lam ps

Seat
belts Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0076 Seat beltwarning lam p
light sup The
redseat beltwarning lam pwill light upforsix seconds oncetheengine hasstar ted.
In addition, awa rning tone maysou nd.
*T he seat beltwarning lam pre minds thedr iver and front passeng ertofasten their seat belts. #
Fasten your seat belt(/page39 ).
If yo uha ve placed objectson thefront passeng erseat, theseat beltwarning lam pma yre main lit.
0076 Seat beltwarning lam p
fl ashes The
redseat beltwarning lam pflashes andanintermit tent wa rning tone sou nds.
*T he driver or front passeng erhas notfa stened their seat beltwhile theve hicle isin mo tion. #
Fasten your seat belt(/ page39 ).
*T her ear eobject son thefront passeng erseat. #
Remo vetheobjec tsfrom thefront passeng erseat. Displa
ymessag esand warning/ indic ator lam ps 49
7

Callin
gup thesound menu
Bur mes ter®
sur round soun dsy stem ...349
Calls ..........................................................3 06
Ac cep ting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ...............306
Ac tivati ng functio nsduring acal l........ 306
Ca lls wi th severalpar ticipant s.............3 06
Declini ng....... ......................................306
Ending acall ........................................ 306
Incoming callduring anexistin gcall .... 307
Makin g................................................ 306
Vi ath eov erhead control panel
(Mer cedes meconnect ).................. ..... 316
Cam era
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)......... .............................. 359
Car e............... ...........................................3 69
Air -water duct ......................................359
Au tomatic carwash ........................ ..... 359
Car pet............................................. ....3 69 Decor
ativefo il .....................................3 63
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 369
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 367
Fo lding draftst op ................................ 367
Headliner ............................................. 369
Matt efinis h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ...............362
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 362
Pl as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 369
Po we rwa sher ................................. ..... 360
Re alwo od/tr imelements ............... ....3 69
Re ar vie wcam era .......................... ...... 367
Seat belts...................................... ...... 369
Seat cover..... ................................... ... 369
Sensor s..... ........................................ .. 367
Sof tto p .......................................... .....3 65
Ta ilpipes .............................................. 367
Wa shing byhand ................................. 360
Wheels/r ims....................................... 367
Wi nd deflect or .....................................3 65
Wi nd screen <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..............366
Wi ndo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 367
Wi per blades ........................................ 367
Car gotie-d ownrings ...............................1 08
Car pet(C are) ....... ....................................369
Chang eof addr ess ....................................23 Cha
ngeof ow ner ship ................................ 23
Changing awheel
Pr epar ation .......................................... 417
Ra ising theve hicle ...............................4 18
Cha nging awheel
see Emerge ncy sparewheel
Chan ginggears ....... ................................. 153
Manually ..............................................1 53
Chang inghub caps .................................. 417
Cha racter ent ry
On theto uc hpad .................................2 60
Using thecon troller ............................. 260
Char ging
Batt ery(v ehicle) ..................................3 82
Mobi lephone (wireless) .......................1 14
Cha ssis leve l(AIR BODY CONT ROL)
Se tting .................................................1 94
Child safetyloc k
Ac tivati ng/d eactiv ating (mu ltimed ia
sy stem) ............................................... 266
Re ar side windows <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 63
Chi ldseat
At tach ing (notes) ................................... 55 51
0
Inde x

see
Touc hpad N
Na vig ation
Call inguptheDigit alOper ator's
Manual ............................................. ... 299
Menu (on-boar dcom puter) .................. 231
Sho wing/hidin gth emenu ............... ....2 74
Swi tching on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 274
Up dating themap data........................ 297
Vo ice com mand s(V oice ControlSy s‐
te m) ............... ................................... ... 241
Na vig ation
see Destination
see Destination entry
see Map
see Route
see Routeguidan ce
see Traf fic inf ormati on
Na vig ation announcements
Ac tivati ng/d eactiv ating ........... ............287
Ad jus ting thevo lume ...................... .....2 88
Re peating ............................................ 289
Switc hingaudio fadeout on/off...... .... 288 Na
vig ation messag es
On-boar dcom puter ............................. 231
Ne arField Comm unication(NFC) .......... 305
Conn ecting themobile phonetothe
multime diasystem .............................. 305
Inf ormation .................................... ...... 305
Switc hingBluetooth®
audio equip‐
men t.............................................. ...... 341
Swit ching mobile phones................ .... 305
Usin gamobile phone.................... ...... 305
Ne utr al
Inser ting.......................................... .... 152
NFC see NearFie ldCo mmu nication(NF C)
No n-oper ational time
Ac tivati ng/d eactiv ating standb y
mode .............................................. .....1 65
St andb ymode function .................. .....1 65
No teson breaking-in ane wvehicl e...... .142 O
Occ upant safety
Pe ts intheve hicle ........................... ...... 64 Occupant
safety
see Airbag
see Automatic front pass engerfront
airb agshut off
see PRE-S AFE®
(anticip ator yoccu‐
pant protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
see Restra int system
see Seat belt
Odome ter
see Totaldis tance
Oi l
see Engi neoil
On -bo ardco mp uter ...... ...........................225
Assis tance menu <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .........228
Disp laying theser vice duedate........... 351
Head-up Displaymenu ........................ 234
Media menu ........................................2 33
Menu designs ......................................226
Menu overview .................................... 225
Multif unction displa y...........................2 27
Na vig ation system menu ..................... 231
Oper ating ............................................ 225 Inde
x52
7

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