2017 MERCEDES-BENZ S-CLASS CABRIOLET warning

Re
moving awheel Re
quirement:
R The vehicle is raised (→ page398).
When changing awheel, avoid applying an yforce
to theb rake discs, since this could impair the
le ve lofc omfort when braking.
* NO
TEDama getothre adin gfromd irton
wheel bolts #
Do no tplace wheel bolt sinsandoron
ad irty sur face. #
Unscr ew theu ppermos twheel bolt com‐
ple tely. #
Screw centring pin 1instead of thew heel
bolt int othe thre ading. #
Unscr ew ther emaining wheel bolt sfully. #
Remo vethew heel. #
Fitthen ew wheel (→ page402). Fi
ttin gan ewwheel Re
quirement:
R The wheel is remo ved( →pag e400). &
WARNING Risk of accident from losing a
wheel
Oiled, greased or damaged wheel bolt/wheel
nut thre ads or wheel hub/wheel mounting
bolt thre ads can caus ethe wheel bolts/
wheel nuts tocome loose.
As aresult, youc ould lose awheel while driv‐
ing. #
Nevero il or grease thet hreads. #
Inthee vent of dama getothet hreads,
contact aqualified specialis tworks hop
immediatel y. #
Have thed amaged wheel bolts or dam‐
aged hub thre ads replaced. #
Do no tcontinue driving. #
Obser vethei nformation on thec hoice of
tyres (→ page392).
Fo rtyres wit haspecified direction of rotation,
an ar rowonthes ide wall of thet yrei ndicates
th ec orrect di rection of rotation. Obse rvet he
direction of rotatio nw henf itting. 400
Wheels an dtyres

#
Slide thew heel tobe mounted ont othe cen‐
tring pin and push it on. &
WARNING Risk of inju ryfrom tightening
whee lbolts and nuts
If yo ut ighten thew heel bolts or wheel nuts
when thev ehicle is raised, thej ackc ould tip. #
Onlytighten wheel bolts or wheel nuts
when thev ehicle is on theg round. #
Fors afet yr easons, onl yuse wheel bolts
whic hhaveb een appr ovedbyM ercedes-
Benz and fort he wheel in question. #
Tighten thew heel bolts until they aref inger-
tight. #
Unscr ew thec ent ring pin. #
Tighten thel astw heel bolt until it is finger-
tight. #
Ifth ec ollapsible emer gency spa rewheel has
been fitted ,infla tethec ollapsible emer gency
spa rewheel (→ page405). #
Lowe rthe vehicle (→ page403). Lo
weri ngthev ehicle af teraw heelchange Re
quirements:
R The ne wwheel has been fitted (→ page 400).
* NO
TEDama getothee mer gency spa re
wheel when lo wering thev ehicle If
th ec ollapsible emer gency spa rewheel is
no tinflated befor ethe vehicle is lo wered, its
ri mm aybe dama ged. #
Inflat ethe collapsibl eemer gency spa re
wheel befor elowe ring thev ehicle, using
th et yrei nflation compressor. #
Place ther atche tring sp anner ont othe he xa‐
gon nut of thej acksot hatthel ette ring "AB"
is visible. #
Tolowe rthe vehicle: turnthe ratche tring
sp an ner of thej acka nti-clockwise. #
Tighten thew heel bolts evenlyinad iagonal
patter ninthe order indicated (1 to5 ).
Specified tightening torq ue: 150N m. &
WARNING Risk of accident du etoincor‐
re ct tigh tening torque
Th ew heel scould come loose if thew heel
bolts or wheel nuts ar enottightened tothe
prescribed torque. #
Have thet ightening torque checked
immediatel yataqualified specialist
wo rkshop af terc hanging awheel. Wheels and tyres
401

#
Chec kthe tyr epressur eoft he newl ymoun‐
te dw heel and adjus taccording ly. #
Vehicles with tyr epressur elossw arning
sy stem: restar tt he tyr epressur eloss warn‐
ing sy stem (→ page392). #
Vehicles with atyrep ressur emonitoring
sy stem: restar tt he tyr epressur emonitoring
sy stem (→ page388).
Mak esuretoo bservethef ollowing fur ther rela‐
te ds ubjec t:
R Notesont yrep ressur e(→pag e385) Collapsible spar
ewheel Note
sont he collapsible spar ewheel &
WARNING Risk of accident caused by
incor rect wheel and tyr edimensions
The wheel or tyr esize and thet yret ype of
th ee mer gency spa rewheel or spar ewheel
and thew heel tobe replaced ma ydiffe r.
Mounting an emer gency spa rewheel/spare
wheel ma yseve rely impair thed riving char‐
acteristics. To
preve nt hazardous situations: #
Adapty our driving stylea ccording lyand
driv ecarefull y. #
Neverfit mo rethan on eemer gency
spa rewheel or spar ewheel that dif fers
in size. #
Onlyuse an emer gency spa rewheel or
spar ewheel of adiffe re nt size brie fly. #
Do no tswitcho ffESP ®
. #
>Ha vethee mer gency spa rewheel or
spar ewheel of adiffe re nt size replaced
at then eares tqualified specialis twork‐
shop. The ne wwheel mus thave the
cor rect dimensions. The collapsible spa
rewheel is an emer gency
whee lwhich is only suitable foru se foral imited
period of time and in arestricted manner in the
eve nt of aflat tyr e(e.g. until then eares twork‐
shop).
The tyr eside walls ar efolded when in transport
mode. Befor euse, thec ollapsible spar ewheel has
tobe inflated wit hthe accompanying com‐
pressor.
Chec kthe tyr epressur eoft he collapsibl espare
wheel oncef itted. Correct thep ressur easn ec‐
essar y.
The maximum permissible speed wit hacollapsi‐
ble spar ewheel fitted is 80 km/h.
Do no tfit sn ow ch ains wit hthe collapsibl espare
wheel.
Re place thec ollapsible spar ewheel af ters ix
ye arsatt he latest, rega rdless of wear.
% Ve
hicles with atyrep ressur elossw arn‐
ing sy stem: ifac ollapsible spar ewheel is
fi tted ,the tyr epressur eloss warning sy stem
cann otfunction reliabl y.Onl yrestart thes ys‐
te ma gain when thec ollapsible spar ewheel
has been replaced wit hanewwheel.
Ve hicles with atyrep ressur emonitoring
sy stem: ifac ollapsible spar ewheel is fitted
th et yrep ressur emonitoring sy stem cann ot
function reliably .Onlyr estart thes ystem
again when thec ollapsible spar ewheel has
been replaced wit hanewwheel. 402
Wheels and tyres

Note
sont echnical data
Mercedes-AMG vehicles: observet he no tesin
th eS upplement .Otherwise, youm ayfailto rec‐
ognise dangers.
The tech nica ldataw as de term ined in accord‐
anc ewithEUD irectives. The dat astatedo nly
applies tovehicles wit hstandar dequipment .You
can obtain fur ther information from aMercedes-
Benz Service Centre.
Onl yfor certain count ries: youc an find vehi‐
cle-specific vehicle dat ainthe COC documents
(CERTIFIC ATEOFC ONFORMITY) .These docu‐
ments ar edelivered wi thyour vehicle. On-boar
delectronics Note
sont ampering with thee ngine elec‐
tronics *
NO
TEPremature wearthro ugh improper
main tenance Improper maintenance ma
ycause vehicle
componentstow ear morequickl yand the ve
hicle's operating permit ma ybeinvalida‐
te d. #
Alw aysh ave workon thee ngine elec‐
tronics and related component scarried
out at aqualified specialis tworks hop. *
NO
TEIncreased wear and tear or dam‐
ag ec aused bymeasu resu nder take nto
inc rease per form ance Engin
emanagemen tmeasures unde rtaken to
inc rease per form anc ecan lead toinc reased
we ar and tear or damag etothe driv esystem. #
Do no tunder take engine management
measures toinc rease per form ance. Tw
o-w ayradios Note
sonf itting two- wayradios &
WARNING Risk of accident du eto
improper workon two-w ayradios
The elect romagnetic radiation from two-w ay
ra dios can inter fere wit hthe on-boar delec‐
tronics if RF transmit ters arem anipulated or
re trofitted inco rrectly.
This could jeopardise theo perating saf etyof
th ev ehicle. #
Yous hould ha veall workon electrical
and electronic component scarried out
at aq ualified specialis tworks hop. &
WARNING Risk of accident from incor‐
re ct ope ratio noft wo-way radios
If yo uo perat etwo -way radios inco rrectly in
th ev ehicle, thee lectromagnetic radiation
could inter fere wit hthe on-boar delectronics,
e.g.: Te
ch nica ldata 405

VIN in fron
tofthe fron tseat 1
VIN (vehicle identification number) VIN at the lo
weredgeoft he windscreen 1
VIN (vehicl eide nti fication number)
The VIN at thel owe redgeoft he windscreen is
onl yavailable in som ecountries.
Engine number
The engine number is stamped int othe crank‐
case.
% Further information can be obtained at a
qu alified specialis tworks hop. Operating
fluids Note
sons ervice products Mercedes-AMG
vehicles: observet he no tesin
th eS upplement .Otherwise, youm ayfailto rec‐
ognise dangers. &
WARNING Risk of inju ryfrom operating
fl uids harmful to your health
Operatin gfluids ma ybepoisonous and harm‐
ful to yo ur health. #
Obser vethet extont he original con‐
ta iner swhen using, storing or disposing
of operating fluids. #
Alw ayss tore operating fluids seale din
th eir original conta iners. #
Alw aysk eep children away from operat‐
ing fluids. &
WARNING ‑Riskoff ireore xplosion
caused byfuel
Fu els ar ehighly inflammable. Te
ch nica ldata 409

#
Youm usta void fire ,n aked flames ,cre‐
atin gspar ksand smoking. #
Befor erefuelling ,switc hoffthee ngine
and auxiliar yheating if your vehicle is
equipped wit hauxiliary heating. &
WARNING Risk of inju ryfrom fuel
Fu els ar epoisonous and harmful to your
health #
Do no tswa llowf uel or le titcomeinto
contact wit hskin, eyes or clo thing. #
Do no tinhale fuel vapour. #
Keep children away from fuel.
If yo uoro ther people come int ocontact with
fuel, obser vethef ollowing: #
Immediatel yrins efueloffyo ur skin with
soap and water. #
If fuel comes int ocontact wit hyour
ey es, immediatel yrins ethem thor‐
oughl ywithc lean water.Seek medical
attentio nimmediately. #
Ifyo us wallowf uel, seek medical atten‐
tio nimmediatel y.Do no tinduce vomit‐
ing. #
Chang eimmediately out of clo thing that
has com eintoc ontact wi thfuel. +
ENVIRONMENTAL
NOTEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal #
Dispose of operating fluids in an envi‐
ro nmentally responsible manner. Service products include
thef ollowing:
R fuels
R lubricants
R coolant
R brak efluid
R washer fluid
R climat econtrol sy stem refrigerant
Only use products app rove dbyM ercedes-Benz.
Damag ecaused bytheu se of products that ha ve no
tb eena pprove disn otcoveredbyt he
Mercedes-Benzw arrant yorg oodwill gestures.
Yo uc an identif yservic eproducts appr ovedby
Mercedes-Benzbyt hefollowing insc ript ions on
th ec ontainer:
R MB- Freigabe (e.g. MB-Fr eigabe 229.51 )
R MB-Appr oval (e.g. MB-App rova l2 29.51)
Fu rther information on appr ovedservice prod‐
ucts:
R intheM ercedes-Benz Specification sfor
Servic eProducts at http://b evo.mercedes-
benz.co m(byentering thed esignation)
R ataq ualified specialis tworks hop Fu
el Information on fuel
grades forv ehicles with
ap etro le ngine
Obser vethen otes on operating fluids
(→ pag e409). 41 0
Tech nica ldata

Note
sonb rake fluid Obser
vethen otes on operating fluids
(→ pag e409). &
WARNING Risk of an accident du eto
va pour poc kets form ing in theb rake sys‐
tem
The brak efluid cons tantl ya bsorbs moi sture
from thea ir.T his lo werstheb oiling point of
th eb rake fluid. If theb oiling point is tool ow,
va pour poc kets ma yformint he brak esys‐
te mw hen theb rake sa reapplied hard.
This impair sthe braking ef fect. #
Have theb rake fluid rene we datt he
specified inter vals. Ha
ve theb rake fluid regularly changed at aquali‐
fi ed specialis tworks hop.
Onl yuse brak efluid appr ovedbyM ercedes-Benz
according toMB-F reigabe or MB-Appr oval 33 1.0. Fu
rther information on brak efluid:
R intheM ercedes-Benz Specification sfor
Operating Fluids at http://be vo.mercedes-
benz.com
R ataq ualified specialis tworks hop Coolant
Note
sonc oolant
Obser vethen otes on service products
(→ pag e409). &
WARNING Risk offire ‑a nd inju ryfrom
antifreeze
If antifreeze comes int ocontact wit hhot
component parts in thee ngine compart‐
ment ,itmayignite. #
Allo wthe engine tocool down before
yo ut op up thea ntifre eze. #
Mak esuret hat no antifreeze spills out
next tothef iller opening. #
Thoroughl yclean thea ntifre eze from
componen tparts befor estartin gt he
ve hicle. *
NO
TEDama gecaused byincor rect cool‐
ant #
Onlyadd coolant that has been pre‐
mixed wit hthe requ ired antifreeze pro‐
te ction.
Fu rther information on coolant:
R IntheM ercedes-Benz Specification sfor
Operating Fluids 310.1, e.g. online at
http://be vo.mercedes-benz.com.
R Ataq ualified specialis tworks hop. *
NO
TEOverheating at high outsid etem‐
peratures If an inappropriat
ecoolant is used, the
engine cooling sy stem is no tsufficientl ypro‐
te cted agains toverheating and cor rosion at
high outside temp eratures. Te
ch nica ldata 413

#
Alw aysu se coolant appr ovedby
Mercedes-Benz. #
Obser vethei nstruction sinthe
Mercedes-BenzS pecificationsforO per‐
ating Fluids 310.1. Ha
ve thec oolant regularly changed at aqualified
specialis tworks hop.
The proportion of cor rosion inhibitor/antifreeze
concentrat einthe engine cooling sy stem should
be:
R am inimum of 50% (antifreeze pr otection
down toappr oximatel y-37 °C).
R am aximum of 55% (antifreeze pr otection
down to-45 °C). Note
sonw indscreen washer fluid Obser
vethen otes on operating fluids
(→ pag e409). &
WARNING ‑Riskoff irea nd injur ydue to
windscreen washer concentrate
Wi ndsc reen washer concentrat eishighly
fl ammable. It coul dignit eifitc omes into
con tact wi thhote ngine component parts or
th ee xhau stsystem. #
Mak esuret hat no windscreen washer
concentrat espills out next tothef iller
opening. *
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids #
Do no tmix MB SummerFit and MB Win‐
te rFit wit hother windscreen washer flu‐
ids. Do no
tuse distilled or de-ionised waterast hefill
le ve ls ensor ma ybetriggered er roneously.
Re commended windscreen washer fluid:
R Abo vefreezing point :e.g. MB SummerFit
R Belo wfreezing point :e.g. MB WinterFit Fo
rthe cor rect mixing ratio refertot he informa‐
tion on thea ntifre eze conta iner.
Mix thew ashe rfluid wit hthe windscreen washer
fl uid all year round. Ve
hicl edata Ve
hicl edimensions The heights speci
fied ma yvaryasar esult of the:
R tyres
R load
R condition of thes uspension
R optional equipment 414
Tech nica ldata