MERCEDES-BENZ S-CLASS CABRIOLET 2017 Owners Manual

#
Deactivat ethe automatic locking mechanism
(→ pag e72). #
Do no tactivat ethe HOLD function. #
Deactivat ethe tow- aw ay protection
(→ pag e91). #
Deactivat eActiv eBrake Assi st (→pag e172). #
Vehicles with automatic transmission:
shif tthe automatic transmission toposition
i. #
Release thee lectric parking brake. &
WARNING Risk of accident du etolimi‐
te ds afet y-re lated function sduring the
to wing process
Saf ety-re lated function sarelimited or no lon‐
ge ra vailable in thef ollowing situations:
R thei gnition is switched off.
R theb rake system or po wersteering sys‐
te mism alfunctioning.
R thee nergy supply or theo n-boar delectri‐
cal sy stem is malfunctioning. When
your vehicle is then towe da way,signif‐
icantly mor eeffor tm aybe requ ired tosteer
and brak ethan is normall yrequired. #
Use atow bar. #
Mak esuret hat thes teering wheel can
mo vefreely ,befor etow ing thev ehicle
aw ay. *
NO
TEDama gedue toexcessiv etracti ve
po wer If
yo up ullaway sharpl y,thet ractiv epower
ma ybet oo high and thev ehicles could be
damaged. #
Pull away slowl yand smoo thly. Loading the
vehicl efor transport #
Obser vethen otes on towing away
( → pag e377). #
Con nect thet ow bar tothet ow ing eyeto
load thev ehicle. #
Shif tthe automatic transmission toposition
i.
% The automatic transmission ma ybelocked
in position jinthee vent of dama getothe
electrics. Toshif tto i,provide theo n-
boar delectrical sy stem wit hpower
( → pag e373). #
Load thev ehicle ont othe transpor ter. #
Shif tthe automatic transmission toposition
j. #
Onlysecur ethe vehicle bythew heels.
Ve hicles with ADSP LUS(Ad aptiv eDamping
Sy stem PLUS) &
WARNING Risk of an accident when
transporting vehicles wit hAdaptive
Damping Sy stem PLUS
The reduced damping forc es on thev ehicle
being transpor tedc an cause thev ehicle/
trailer combinatio ntostart to swing.
As aresult, when transporting vehicles with
th eA daptiv eDampin gSystemP LUS,the 378
Breakdown assis tance

ve
hicle/trailer combination ma ystart to skid.
Consequentl y,yo uc ould lose cont rolofy our
ve hicle. #
When transporting, ensur ethat:
R thev ehicle has been loaded onto
th et ranspor terc orrectly
R thev ehicle is secured at all four
wheel swiths uitable tensioning
st ra ps
R them aximum permissible speed of
60 km/hisn otexc eeded when
transporting *
NO
TEDama getothev ehicle from secur‐
ing it incor rectly #
Afterl oading, thev ehicle mus tbe
secured on all four wheels. Otherwise,
th ev ehicle could be damaged. #
Am inimum dis tance of 10cm up wards
and 20 cm down wardsm ustbek eptto
th et ranspor tplatform. %
Transpor tleve lisn otavailable fort he follow‐
ing vehicles:
R Mercedes‑AMG vehicles
R Vehicles wit hMAGICBO DY CONTROL #
Toactivat etranspo rtleve l:press button
1.
Indicator lamp 2lights up. The
vehicle is raised by40 mm compared to
th en ormal le vel. #
Press button 1again and hold it foratl east
fi ve seconds.
The vehicle is raised from ther aised le velto
th et ranspor tleve l.
The transpor tleve lisr eached when indicator
lamp 2flashes and theMax. speed
35 km/h displaymessag eappear sinthe
multifunction displa y.
Load thev ehicle and lash it down at all four
wheels. Otherwise, thev ehicle could be dam‐
aged.
% Am inimum dis tance of 10cm up wardsa nd
20 cm down wardsm ustbek epttot he trans‐
por tplatform.
The vehicle is lo wereda gain in thef ollowing sit‐
uations:
R When driving fasterthan 35 km/h.
R Afters electing adrive program using the
DY NA MIC SELECT switch. Breakdown assis
tance 37 9

The
vehicle is adjus tedtot he height of thel ast
activ edrive prog ram. #
Todeactivat etranspo rtleve l:star tt he
engine when thev ehicle is at astandstill.
If transpo rtleve lisa ctivated, indicator lamp
2 flashes. #
Press and hold button 1foratl east five
seconds.
The vehicle is adjus tedtot he height of the
las tactiv edrive prog ram. Indicator lamp 2
goes out. #
Driv ethe vehicle of fthe transpor ter.
4MATIC vehicles #
Mak esuret hat thef ront and rear axle scome
to rest on thes ame transpor tvehicle.
* NO
TEDama getothed rive trai ndueto
incor rect positioning #
Do no tposition thev ehicle abo vethe
connection point of thet ranspor tvehi‐
cle. To
wing eye To
wing eye1is located wit hthe vehicle tool kit
under theb ootfloor. Installin
gthe towing eye #
Press them arkonc over 1 inwa rdsa nd
re mo ve. #
Screw inthet ow ing eye clockwise as farasit
willgoa nd tighten.
% Mak esuret hat co ver1engages in the
bumper when your emo vethet ow ing eye. 380
Breakdown assis tance

*
NO
TEDama gedue toincor rect us eof
th et ow ing eye When
atow ing eyeisu sedtoreco verav ehi‐
cle, thev ehicle ma ybedamaged in thep roc‐
ess. #
Onlyusethet ow ing eyetot owaway or
to ws tartthe vehicle. To
w- starting thev ehicle (emer gency engine
st arting) Ve
hicles with automatic transmission
* NO
TEDama getothea utomatic trans‐
mission due to tow-starting The automatic transmissio
nmaybe damaged
in thep rocess of tow- startin gvehicles with
automatic transmission. #
Vehicles wit hautomatic transmission
mus tnotbe tow- star ted. #
Vehicles wit hautomatic transmission must
no tbet ow-sta rted. Electrical fuses
Note
sone lectrical fuses &
WARNING Risk of accident and inju ry
due to ov erloaded lines
If yo um anipulat eorbridg eaf aulty fuse or if
yo ur eplace it wit hafuse wit hahigher
amperage, thee lectric line could be overloa‐
ded.
This could result in afire. #
Alwa ys replace faulty fuse swiths peci‐
fi ed ne wfuses conta iningthe cor rect
amperage. *
NO
TEDama gecaused byincor rect fuses Incor
rect fuses ma ycause damag etoelectri‐
cal components or sy stems. #
Onlyuse Mercedes-Benz appr oved
fuse switht he cor rect fus erating. Bl
ow nfuses mustbe replaced wit hfuses of the
same rating ,which youc an recognise bythec ol‐
our and fuse rating .The fuse rating sarelist ed in th
ef use assignmen tdiagram. The fuse assign‐
ment diagram is in thev ehicle document wallet.
* NO
TEDama geor malfunctions caused
by moisture Moistur
emaycause dama getothee lectrical
sy stem or cause it tomalfunction. #
When thef use bo xisopen, mak esure
th at no moistur ecan enter thef use
box. #
When closing thef use box, mak esure
th at thes eal of thel id is positioned cor‐
re ctly on thef use box. If
th en ewlyinser tedf use also blo ws,have the
cause trace dand rectifie dataq ualified special‐
is tw orks hop, e.g. aMercedes-Benz Service
Centre.
Ensur ethe following befor ereplacing afuse:
R The vehicle is secured agains trolling away.
R All electrica lconsumer sareswitched off.
R The ignition is switched off. Breakdown assi
stance 381

The electrical fuses ar
elocated in various fuse
bo xes:
R Fuse bo xinthe engine compartment on the
driver's side (→ page384)
R Fuse bo xont he driver's side of thed ash‐
boar d(→pag e385)
R Fuse bo xinthe front-passenge rfootwell
(→ pag e385)
R Fuse bo xinthe boo tontheright-hand side
of thev ehicle, when vie wedint he direction
of tra vel Fu
se bo xinthe engine compartment Requ
irements:
R Obser vethen otes on electrical fuses
(→ pag e381).
Ha ve thef ollowing readil yavailable:
R Adryclo th
R Ascrew driver Opening &
WARNING Risk of inju ryfrom using the
windscreen wiper swhile thee ngine bon‐
ne tiso pen
When thee ngine bonn etis open ,and the
windscreen wiper saresetinm otion, youc an
be trapped bythew iper linkage. #
Alw ayss witc hoffthew indscreen wip‐
er sa nd ignition befor eopening the
engine bonn et. #
Release retainin gclips 1.
Pull co ver2up. 382
Breakdown assi stance

#
Remo veanye xisting moistu refrom thef use
bo xu sing adryclo th. #
Loosen scr ews4,remo vefuse bo xlid 3
from thet op.
Closing #
Chec kwhether thes eal is positioned cor‐
re ctly in thel id. #
Inser tlid int othe brac ketatt herear of the
fuse box. #
Fold down lid of thef use bo xand tighten
scr ews 4. #
Inser tcover 2on bo thsides and engage
re tainin gclips 1. #
Close thee ngine bonn et. Fu
se bo xont he dashboard The fuse bo
xisonthe side of thed ashboard
under acover. #
Open co ver1inthed irection of thea rrow
and remo veit. Fu
se bo xinthe front-passenger foot we ll Re
quirement:
R Obser vethen otes on electrical fuses
(→ pag e381). #
Open co ver1inthed irection of thea rrow
and remo veit. Breakdown assis
tance 383

Note
sonn oise or unusua lhandling charac‐
te rist ics
While driving ,pay attention tovibrations, noises
and unusual handling characteristics, e.g .pulling
to one side. This ma yindicat ethat thew heels or
tyres ar edamaged. If yous uspect that at yreis
defective, reduce your spee dimmediatel y.Stop
th ev ehicle as soon as possible tocheckt he
wheels and tyres ford ama ge.H idden tyr edam‐
ag ec ould also be causing theu nusual handling
ch aracteristics. If youf ind no sign sofdamage,
ha ve thet yres and wheels checkedataq ualified
specialis tworks hop. Re
gular checking of wheels and ty res&
WARNING Risk of accident from dam‐
aged tyres
Dama gedt yres can cause tyr epressur eloss.
As aresult, youc ould lose cont rolofy our
ve hicle. #
Chec kthe tyres regularly fors igns of
dama geand replace an ydamaged tyres
immediatel y. &
WARNING Risk of aquaplaning du eto
insuf ficient tyr etread
Insu fficien ttyret read will result in reduced
tyr eg rip. The tyr etread is no longer able to
dissipat ewater.
This mean sthat in heavy rain or slush the
ri sk of aquaplaning is increased, in particular
wher espeed is no tadap tedtos uitthec ondi‐
tions.
If th et yrep ressur eist oo high or tool ow,
tyres ma yexhibit dif fere nt le vels of wear at
dif fere nt locations on thet yret read. #
Thus, yous hould regularly checkt he
tread dep thand thec ondition of the
trea dacross thee ntir ew idthofa ll
tyres. Minimum tread dep
thfor:
R Summer tyres: 3mm
R M+S tyres: 4mm #
Fors afet yr easons, replace thet yres
befor ethe legally prescribed limit for
th em inimum tread dep thisreached. Car
ryout thef ollowing checks on all wheels reg‐
ularly ,atleastonce amonthorasr equired, e.g.
prior toalon gjou rney or drivin goff-roa d:
R Chec kthe tyr epressur e(→pag e387).
R Visual inspection of wheels and tyres for
damage.
R Chec kthe valvec aps.
The valves mus tbeprotected agains tmois‐
tur ea nd dir tbythevalvec aps appr oved
especially fory our vehicle byMercedes-Benz.
R Visual checkoft he tyr etread dep thand the
tyr etread condition across thee ntir ew idth.
The minimum tread dep thfors ummer tyres
is 3mma ndforw inter tyres 4mm. 384
Wheel sand tyres

Note
sons nowc hains &
WARNING Risk of accident du etoincor‐
re ct sno wchain fitting
If yo uh ave fitted sno wchains tothef ront
wheels, thes nowc hains ma ydraga gainst
th ev ehicle body or chassis components.
This coul dcaus edamag etothevehicle or
th et yres. #
Neverfit sn ow ch ains on thef ront
wheels. #
Onlyfit sn ow ch ains on ther ear wheels
in pairs. *
NO
TEDama getothew heel trim from fit‐
te ds nowc hains If sno
wchains ar efitted tosteel wheels, the
wheel trims can be damaged. #
Remo vethew heel trims of steel wheels
befor efittin gsnowc hains. R
Sno wchains ar eonly pe rmissible forc ertain
wheel/tyr ecombinations .You can obtain information aboutt
his fromaMercedes-Benz
Service Cent re.
R Fors afet yr easons, onl yuse sn owchains that
ha ve been specifically appr ovedfor your
ve hicle byMercedes-Benz, or sno wchains
wit hthe same qualit ystandard.
R If sn owchains ar efitted, them aximum per‐
missible speed is 50 km/h.
R Vehicles with Activ eP arking Assis t:do
no tu se Parking Assis tPARKTRONIC when
sno wchains ha vebeen fitted.
R Vehicles with AIRB ODYC ONT ROLor
MAGIC BODY CONT ROL:if sn ow ch ains are
fi tted ,only driv eatraised vehicle le vel.
% Youc an permanentl ylimit them aximum
ve hicle speed ford riving wit hwinter tyres
(→ pag e175).
% Youc an deactivat eESP®
to pull away
( → pag e167). This allo ws thewheels tospin,
achieving an increased driving forc e. Ty
re pressure Note
sont yrep ressure &
WARNING Risk of accident du etoinsuf‐
fi cient or excessiv etyrep ressure
Underinfla tedoro verinfla tedt yres pose the
fo llowing risks:
R The tyres ma yburst,e speciall yasthe
load and vehicle speed increase.
R The tyres ma ywear excessivel yand/or
une venly, whic hmaygreatly impair tyre
traction.
R The drivin gcharacteristics, as well as
st eering and braking, ma ybegreatly
impaired. #
Comply wit hthe recommended tyre
pressur eand checkt he tyr epressur eof
all tyres including thes par ew heel regu‐
larly:
R at leas tonce amonth
R when thel oad changes Wheels and tyres
385

R
befor eembarkin gonalonger journey
R if operating condition schange, e.g. off-
ro ad driving #
Adjus tthe tyr epressur easn ecessar y. Driving wi
thtyr ep ressur ethat is tooh igh or too
lo wc an:
R Sho rten thes ervice lif eofthe tyres.
R Cause increased tyr edamage.
R Adverselya ffect driving characteristic sand
th us drivin gsafet y, e.g. due toaquaplaning. &
WARNING Risk of accident from repea‐
te dt yrep ressur edrop
If th et yrep ressur edrops repeatedl y,the
wheel, valveort yrem aybe damaged.
Insuf ficient tyr epressur ecan cause thet yres
to bur st. #
Inspect thet yref or signs of fore ign
objects. #
Chec kwhether thew heel or valveh as a
leak. #
Ifyo ua reunable torectify thed amage,
conta ctaq ualified specialis tworks hop. Information on
ther ecommende dtyrep ressure
fo rt he vehicle's factor y-fitted tyres can be found
on thet yrep ressur etable on thei nside of the
fuel filler flap (→ page388).
Use asuitable pressur egaug etoc heckthe tyre
pressure. The outer appearance of atyred oes
no tp ermit an yreliable conclusion about thet yre
pressure.
Ve hicles with atyrep ressur emonitoring sys‐
te m: youc an also checkt he tyr epressur eusing
th eo n-boar dcomputer.
Onl ycorrect tyr epressures whe nthe tyres are
cold. Conditions forc old tyres:
R The vehicle has been par kedw itht he tyres
out of direct sunlight foratl east thre eh ours.
R The vehicle has tr avelled less than 1.6k m.
Ar ise in thet yret emperatur eof10°Ci ncreases
th et yrep ressur ebya pprox.10k Pa(0.1b ar/ 1.
5p si).Tak et his int oaccount when checking
th et yrep ressur eofw armt yres. Ty
re pressur etable The tyr
epressure table is on thei nside of the
fuel filler flap. The tyr
epressur etable sho ws therecommended
tyr ep ressur efor all tyres appr ovedfor this vehi‐ 386
Wheels and tyres

cle
.The recommended tyr epressures apply for
cold tyres under various operating conditions,
i.e. loading and/or speed of thev ehicle.
If one or mor etyres izes precede atyrep res‐
sure, thet yrep ressur einformation following is
onl yvalid fort hose tyr esizes.
If th ep receding tyr esizes ar ecomplemented by
the + symbol, thet yrep ressur einformation
fo llowing sho wsalternativ etyrep ressures.
Thes etyrep ressures ma yimp rove your vehicle's
ri de comfort. Fuel consum ption ma ythen
increase slightly.
The load conditions "partially laden" and "fully
laden" ar edefined in thet able ford iffe re nt num‐
be rs of passenger sand amounts of luggage. The
actual number of seats ma ydiffe rf romt his.
Be sur etoalso obse rvet he following fur ther
re lated subjects:
R Notesont yrep ressur e(→pag e385) Ty
re pressur emonitoring sy stem Fu
nction of thet yrep ress urem onitoring sys‐
tem
The sy stem checks thet yrep ressur eand the
tyr etemperatur eofthe tyres fitted tothev ehicle
by means of atyrep ressu resensor.
Ne wt yrep ressur esensors, e.g. in winter tyres,
ar ea utomaticall ytaught-in thef irst tim etheya re
driven.
If th er eisas ubstantia lpressur elossorift he
tyr etemperatur eisexcessive, awarning will be
given:
R Viad ispla ymessages (→ page446).
R Viat he h warning lam pinthe instrument
clus ter( →pag e477).
It is thed rive r's responsibility tosetthe tyre
pressur etotherecommended cold tyr epressure
suitable fort he operating situation. Se tthe tyre
pressur efor cold tyres using atyrep ressu re
ga uge. No tethat thec orrect tyr epressur efor
th ec urrent operating situatio nmustfirst be
ta ught-in tothet yrep ressur emonitoring sys‐
te m. In mos
tcases, thet yrep ressur emonitoring sys‐
te mw illa utom atically updat ethe ne wreference
va lues af tery ou ha vechanged thet yrep ressure.
Yo uc an,h ow eve r,also updat ethe refere nce val‐
ues byrestartin gthe tyr epressur emonitoring
sy stem manuall y(→pag e390).
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
R Ifth et yrep ressur eiss etincor rectly.
R Ifth er eisas udden pressur eloss caused, for
ex ample, byaforeign object penetratin gthe
tyre.
R Ifth er eisam alfunction caused byano ther
ra dio signal source.
Mak esuretoo bservethef ollowing fur ther rela‐
te ds ubjec t:
R Notesont yrep ressur e(→pag e385)
Checking thet yrep ress urew itht he tyre
pressur emonitoring sy stem
Requ irement:
R The ignition is switched on. Wheels and tyres
387