2019 MERCEDES-BENZ E-CLASS CABRIOLET Owner's Manual

Se
tting upthefo lding chock Pr
epa ring theve hicl efo ra wh eelch ang e Re
quirement s:
R The requ ired tire-c hang eto ol isavailable. If
yo ur vehicle isno teq uipped withth etir e-
ch ang eto ol kit, consult aqu alif ied spec ialist
wo rkshop tofind outab ou tsu itab letools. R
The vehicle isno ton aslope.
R The vehicle ison solid, non-slipper yand leve l
gr ou nd . 0007
Apply theelectr icpar king brak emanually . 0007
Movethefront wheels tothest ra ight -ahead
posit ion. 0007
Vehicl eswith automatic transmiss ion:
Shif tint oposi tion 005D. 0007
Vehicl eswith leve lcontr olsystem: Setth e
nor malve hicle leve l(→ pag e18 9). 0007
Swi tchof fth eengine. 0007
Mak esur eth at theengine cannotbe star ted. 0007
Place choc ks orother suitable items under
th efront and rear ofthewheel that isdiago‐
nall yoppos ite th ewheel youwish tochang e. 0007
Remo vethehub caps ifneces sary
(→ pag e40 7). 0007
Raise theve hicle (→pag e408). Re
mo ving and inst alli ng hub caps Re
quirement s:
R The vehicle isprepar edfora whee lch ang e
(→ pag e40 7).
Pla stic hub cap 0007
Toremo ve:tur nth ecent ercoverof thehub
cap count er-cloc kwise andremo vethehub
cap. 0007
Toins tall: makesur eth at thecent ercoverof
th ehub capistur ned count er-cloc kwise. 0007
Position thehub capand turnth ecent er
co vercloc kwise untilthehub capengages
ph ysicall yand audibly . Wheels
andtires 40
7

Alum
inum hubcap 0007
Toremo ve:po sitio nsoc ket2 onhubcap
1.
0009 The socketcan befound inthetir e-c hang e
to ol kit. 0007
Position wheel wrenc h3 onsoc ket2. 0007
Usingwheelwr enc h3, turnhu bcap 1
cou nter-clo ckwise andremo veit. 0007
Toins tall: posit ionhub cap1and turnunt il
it is com pletely flush withth ewheel. 0007
Position socket2 onhubcap 1. 0007
Attach wheel wrenc h3 tosoc ket2 and
tig hten thehub capclockwise.
Specif iedtight ening torq ue: 18lb-f t
(25 Nm). Ra
ising theve hicl ewhe nch angi ngawhe el Re
quirement s:
R Ther ear eno per sons intheve hicle.
R The vehicle hasbeen prepar edfora whee l
ch ang e(→ pag e40 7).
R The hub caps have been remo ved
( → pag e40 7).
Im por tant noteson using thejac k:
R Use onlyth eve hicle-specif icjac kth at has
been tested and appr ovedby Mer cedes-Ben z
to raise theve hicle.
R The jackis onl ydesigned forra ising and
holdin gth eve hicle fora shor ttime whilea
whee lis being chang edand notfo rmaint e‐
nance workund ertheve hicle. R
The jackmus tbe placed onafirm ,fl at and
no n-slip surface. Ifneces sary,use alar ge,
fl at, load- bearing,no n-slip unde rlay .
R The foot ofthejac kmus tbe position edverti‐
call yunder thejac ksuppor tpoint . Ru
les ofcon duct when theve hicle israised:
R Neverpla ceyour han dsorfeet und erthe
ve hicle.
R Neverlie under theve hicle.
R Donotst ar tth eengine anddonotre lease
th eelectr icpar king brak e.
R Donotopen orclose anydoor sor thetrunk
lid. 408
Wheels andtires

0007
Using thelug wrenc h,loosen thewheel bolts
on thewheel youwish tochang eby about
on efull turn.Do notuns crew thebolts com‐
ple tely. Po
sition ofjac ksuppor tpoints 000A
WARNIN GRisk ofinju ryfrom incor rect
pos itioning ofthejac k
If yo udo notposi tionth ejac kcor rectly at
th eappr opriatejac king point oftheve hicle,
th ejac kcould tipwithth eve hicle raised. 0007
Onlyposit ionthejac kat theappr opri‐
at ejac king point oftheve hicle. The
base ofthejac kmus tbe position edver‐
tically underthejac king point ofthe
ve hicle. 000E
NO
TEVehicle damag efrom thejac k If
yo udo notposi tionth ejac kcor rectl yat
th eappr opriatejac ksuppor tpoint ofthe
ve hicle, thejac kcould tipove rwit hth eve hi‐
cle raised. 0007
The jackis design edexclu sively for
jac king uptheve hicle atthejac ksup‐
por tpoint s. 0007
Take thera tche tou tof thetir e-c hang eto ol
kit and place iton thehe xagon nutofthe
jac kso that theletter s"A UF" arevisible. Wheels
andtires 409

0007
Position jack2 atjac ksuppor tpoint 1. 0007
Turn ratche t3 clockwise untiljac k2 sits
com pletely on jacksuppor tpoint 1and the
base ofthejac klies evenlyon thegr ound. 0007
Turn ratche t3 unti lth etir eis raised amaxi‐
mum of1.2 in (3 cm) from thegr ound. 0007
Loosen andremo vethewheel (→pag e41 0). Re
mo ving awh eel Re
quirement s:
R The vehicle israised (→pag e408).
Mer cedes- AMGvehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yno tre cog‐
nize dangers.
Whe nch ang ingawheel, avoidappl ying anyfo rc e
to thebr ak ediscs, sincethis could impair the
le ve lof com fort when brakin g.
000E NO
TEDama getothre adin gfrom dirton
wheel bolts 0007
Donotplace wheel boltsin san dor on
a dir tysur face. 0007
Unscr ew theupper mostwheel boltcom‐
ple tely. 0007
Screw align mentbolt 1instead ofthe
wheel boltintoth eth re adin g. 0007
Unscr ew there maini ngwhee lbolts fully. 0007
Remo vethewheel. 0007
Installth ene wwheel (→pag e41 0). Mo
untin gane wwh eel Re
quirement s:
R The wheel isremo ved(→ pag e41 0).
Mer cedes- AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yno tre cog‐
nize dangers. 41
0
Wheels andtires

000A
WARNIN GRisk ofacci dent from losing a
whe el
Oil ed, grea sed ordamag edwhe elbol t/whe el
nut thre ads orwheel hub/wheel mounting
bolt thre ads can caus eth ewheel bolts/
wheel nutstocome loose.
As are sult, youco uld lose awheel whiledriv‐
ing . 0007
Neveroil orgrease theth re ads. 0007
Intheeve ntofdamag eto theth re ads,
con tact aqu alif ied spec ialistwo rkshop
immediat ely. 0007
Have thedamag edwheel boltsordam‐
ag ed hub thre ads replaced. 0007
Donotcon tinue driving. 0007
Obser vetheinf ormation onthech oice of
tir es (→ pag e403).
Fo rtir es wit haspecif ieddirection ofrotatio n,an
ar row ontheside wallof thetir eindicat esthe
cor rect dire ction ofrotatio n.Ob serveth edir ec‐
tion ofrotatio nwh en installing. 0007
Slide thewheel tobe mount edont oth e
align mentbolt andpush iton . 000A
WARNIN GRisk ofinju ryfrom tight ening
whee lbol tsand nuts
If yo utig hten thewheel boltsorwheel nuts
when theve hicle israised, thejac kcould tip. 0007
Onlytight enwheel boltsorwheel nuts
when theve hicle ison thegr ound. 0007
Besureto obser vetheins truction sand
saf etyno teson "Cha nging awheel"
(→ pag e403). 0007
Forsaf etyre ason s,on lyuse wheel bolts
whic hha ve been approvedby Mer cedes-
Benz andforth ewheel inqu estion .
000E NO
TEDama getopaintw orkof thewheel
ri m when screwing onthefirs twh eelbo lt If
th ewheel hastoomuc hpla ywhen screw‐
ing inthefirs twh eelbo lt, thewheel rim pai nt
can bedama ged. 0007
Press thewheel firm lyag ains tth e
wheel hubwhen screwing onthefirs t
wheel bolt. 0007
Tight enthewheel boltsevenlyin adi ag ona l
pa tter nin theor der indicat eduntil they are
fi ng er-tig ht. 0007
Unscr ew thealignment bolt. 0007
Tight enthelas twheel boltuntil itis fing er-
tig ht. 0007
Lowe rth eve hicle (→pag e41 1). Lo
we ring theve hicl eaf te ra wh eelch ang e Re
quirement s:
R The newwheel hasbeen installed
(→ pag e41 0). 0007
Placethera tche tont oth ehe xagon nutofthe
jac kso that theletter s"AB" arevisible. 0007
Tolowe rthe vehicl e:tur nth era tche tof the
jac kcou nter-clo ckwise. Wheels
andtires 41
1

0007
Tight enthewheel boltsevenlyin adi ag ona l
pa tter nin theor der indicat ed(1 to5 ).
Specif iedtight ening torq ue: 111 lb-ft
(1 50 Nm). 000A
WARNIN GRisk ofinju rythro ugh incor‐
re ct tigh tening torq ue
Th ewh eelscou ldcome looseifth ewheel
bolts orwheel nutsareno ttight ened tothe
pr escr ibed tighteningto rq ue. 0007
Makesur eth ewheel boltsorwheel
nuts aretight ened tothepr escr ibed
tight ening torq ue. 0007
Ifyo uar eno tsur e,do notmo vethe
ve hicle. Consult aqu alif ied spec ialist
wo rkshop andhave thetight ening tor‐
qu ech eckedimmediat ely. 0007
Chec kth etir epr essur eof thene wlymoun‐
te dwheel andadjus taccor dingly. 0007
Vehicl eswith tirepr ess urelos swa rning
sy stem: Restar tth etir epr essur eloss warn‐
ing system (→pag e390). 0007
Vehicl eswith atir epr ess uremonit oring
sy stem: Restar tth etir epr essur emonit oring
sy stem (→pag e389).
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(→ pag e38 4) 41
2
Wheels andtires

No
teson tech nical data
Mer cedes- AMGvehicl es:besur eto obser ve
th eno tesin theSupplement .Ot her wise, you
ma yfa ilto recogni zedangers.
The data stat ed onlyapplies tovehicles with
st andar deq uipme nt.Yo ucan obtain further
inf ormation from anaut hor ized Mercedes- Benz
Cent er. Ve
hicl eele ctroni cs Tw
o-w ayradio s No
teson installing two-w ayradio s 000A
WARNIN GRisk ofacci dent dueto
im proper workon two-w ayradios
The elect romagne ticradiation from two-w ay
ra dios caninterfere wit hth eon- boar delec‐
tr onics ifRF transmit ters areman ipulat edor
re trof itt ed inco rrect ly.
This could jeopar dizetheoper ating safetyof
th eve hicle. 0007
Yousho uld have all workon electr ical
and electr oniccomponent scar ried out
at aqu alif ied spec ialistwo rkshop. 000A
WARNIN GRisk ofacci dent from incor ‐
re ct ope ratio nof two-w ayradios
If yo uoper atetw o-wa yra dios incor rectl yin
th eve hicle, theelectr omagne ticradiation
could interfere wit hth eon- boar delectr onics,
e.g. :
R ifth etw o-w ayradio isno tcon nectedto
an exterior ant enna
R ifth eex terior ant enna isno tcor rectly
mou nted orisno tof low reflect ion
This could jeopar diestheoper ating safetyof
th eve hicle. 0007
Have thelow- reflect ion exterior
ant enna installed ataqu alif ied spec ial‐
is two rkshop. 0007
When operating two-w ayradios inthe
ve hicle, alwaysconn ectthem tothe
lo w- reflect ion exterior ant enna. 000E
NO
TEInva lidation oftheoper ating per‐
mit due tofailur eto com plywith the
ins truct ions forins tallation anduse The
oper atingper mit maybe inva lidat edif
th eins truction sfo rins tallation anduseof
tw o-w ayradios areno tobser ved. 0007
Onlyuse appr oved freq uency bands. 0007
Obser vethemaximum permissible out‐
put powe rin these freq uency bands. 0007
Onlyuse appr oved ant enn aposition s. Te
ch nica lda ta 41
3

1
Rear fende rs
On there ar fende rs,it is recomme ndedthat you
ins tallth eant enn aon theside oftheve hicle
closes tto thecent erofthero ad.
Use Tech nica lSpe cifica tionISO/T S21 609 (Road
Ve hicles –"EMCs forins tallation ofafte rm arke t
ra dio freq uency transmit tingeq uipment ")when re
trof itti ng two-w ayradios. Complywithth e
leg alrequ iremen tsforde tach able parts.
If yo ur vehicle hasinstallation sfo rtw o-w ayradio
eq uipment ,use thepo we rsupp lyand antenn a
con nectors prov ided inthepr e-ins tallation .Be
sur eto obser vethemanuf acturer'ssupplement s
when installing.
Tw o-w ayradio transmi ssion output
The maxi mum transm ission outpu t(PEAK) atthe
base oftheant enn amus tno texc eed theva lues
in thefo llo wing table.
Fr eq uency bandandmaxim um transm ission
out put Fr
eq uency band Maximumtransm is‐
sion output
Sho rtwa ve
3 -54 MHz 30
W
4 m wav eband
74 -88 MHz 15
W Fr
eq uency band Maximumtransm is‐
sion output
2 m wav eband
14 4-17 4MHz 25
W
tr unk edradio sys‐
te m/T etra
380 -460 MHz 10
W
70 cm wav eband
420 -450 MHz 15
W
Tw o-w ayradio
(2G/3G/ 4G) 10
W The
follo wing device scan beused intheve hicle
wit hout restrictions :
R Two-w ayradios withamaximum transmis ‐
sion output ofup to100mW
R Two-w ayradios withtra nsm itter freq uencies
in the380 -41 0MHz freq uency bandanda
maximu mtransmi ssionoutpu tof up to2W
(tr unk edradio system/T etra )
R Mobile phones (2G/3G/4G) 41
4
Tech nica lda ta