engine MERCEDES-BENZ S-CLASS CABRIOLET 2017 Workshop Manual

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

*
NO
TEDama gecaused bythew rong fuel Even small amounts of
thew rong fuel could
re sult in damag etothe fuel sy stem, the
engine and thee mission control sy stem. #
Onlyrefuel using unleaded fuel that
con form stoEN2 28, or an equivalent
speci fication.
Fu el of this specification ma ycontain up to
10 %e thanol. Your vehicle is suitable foru se
wit hE 10 fuel.
Do no trefuel using:
R diesel
R E85, E100
R petrol containing me thano l(M15, M30,
M85 ,M100)
R petrol wit hadditives con tainin gm etal
If yo ua cciden tally refuel wit hthe wrong fuel: #
do no tswitc hthe ignition on. #
consult aqualified specialis tworks hop. Re
commende dfuel:th er ecommende doctane
number fory our vehicle can be found in the
instruction label in thef uel filler flap
(→ pag e152).
If th ea vailable fuel is no tsufficientl ylow in sul‐
phu r,th is can produce unpleasant odours.
As atemporar ymeasure, if ther ecommended
fuel is no tavailable, youm ayalso use regular
unleaded petrol wit hanoctane number of at
leas t91R ON. This ma yreduce engine output
and increase fuel consum ption.
Ne verrefuel using petrol wit halowerRON.
Fu rther information on fuel can be found:
R atafilling station
R ataq ualified specialis tworks hop
Information on additives in petrol
Obser vethen otes on service products
(→ pag e409).
* NO
TEDama gecaused bynon-app roved
additives Even small amounts of
thew rong additive
ma ylead tomalfunctions occur ring. #
Only ad dcleaning additives recommen‐
ded byMercedes-Benztot he fuel. Mercedes-Benz
recommends that youu se
brand-name fuels wit hadditives.
The fuel grade available in som ecountries may
no tbes ufficient. Residue could buildupint he
fuel injection sy stem as aresult. In this case, in
consultation wit haMercedes-Benz Service
Cent re,the fuel ma ybemixed wit hthe cleaning
additiv erecommende dbyMercedes-Benz. Be
sur etoo bservethen otes and mixing ratios
speci fied on thec ontainer.
Ta nk capacit yand reser vefuel le vel
The total capacity of thef uel tank ma yvary,
dependin gonthevehicle equipment. Model
Total capacity
S5 60 80.0 l Of wh
ichr eser ve
fuel
S5 60 8.0 l Te
ch nica ldata 411

Engine oil
Note
sone ngine oil
Obser vethen otes on service products
(→ pag e409). *
NO
TEEngine damag ecaused byan
incor rect oil filter ,incor rect oil or addi‐
tives #
Do no tuse engine oil soroilfilters
whic hdon otcor respond tothes pecifi‐
cation sexplicit lyprescribed fort he
service inter vals. #
Do no talter thee ngine oil or oil filter in
order toachie velonger chang einter vals
th an presc ribed. #
Do no tuse additives. #
Have thee ngine oil rene we datr egular
inter vals. Mercedes-Benz
recommends that youh avet he
oil chang ecarried out at aqualified specialist
wo rkshop.
Onl yM ercedes-Benz appr ovedengin eoils may
be used in Mercedes-Ben zengines.
Fu rther information on engine oils and oil filters:
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
Pet role ngines: forc ertain countries, dif fere nt
engine oils can be used in conjunctio nwith
re duced maintenanc einter vals.
% Further information on dif fere nt engine oils
can be ob tained at aqualified specialist
wo rkshop. Quality and
filling capacity of engine oil
MB- Freigabe or MB -Appr oval Model
MB-Freigabe or MB-
Appr oval
S5 60 229.52, 229.61 If
th ee ngine oils lis tedint hetable ar enotavail‐
able, youm ayadd amaximum of 1.0l ofthef ol‐
lowing engine oils once only:
R MB-F reigabe or MB-Appr oval 229. 3or
AC EA A3/B3
The following values refertoano ilch ange,
includin gthe oil filter.
Re placement amount Mode
lR eplacement
amount
S5 60 9.0 l412
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

Displa
ymessages
Possible causes/consequences and M
MSolutions
Active Brake Assist Func-
tions currently limited See
Owner's Manual *
Ve hicles with theD riving Assistance Package: ActiveB rake Assi stwit hc ross-traf ficf unction, Evasi veSteering
Assis torP RE‑SAFE ®
PLUS ar etemporarily una vailable or onl ypartiall yavailable.
Ve hicles without theD riving Assistance pa ckage: ActiveB rake Assi stistemp orarily una vailable.
The ambien tcondition sareoutside thes ystem border s. #
Driv eon.
As soon as thea mbient conditions ar ewithin thes ystem borders, thes ystemw ill become available again. #
Ifth ed ispla ymessag edoes no tdisappear ,stopt he vehicle while paying attention toroad and traf ficc onditions
and restar tt he engine.
Active Brake Assist Func-
tions limited See Owner's
Manual *
Ve hicles with Drivin gAssistanc ePacka ge: ActiveB rake Assi stwit hc ross-traf ficf unction, Evasi veSteering
Assis torP RE‑SAFE ®
PLUS is malfunctioning.
Ve hicles without theD riving Assistance Package: ActiveB rake Assi stis malfunctioning. #
Consult aqualified specialis tworks hop.
PRE-SAFE inoperative See
Owner's Manual *
PRE‑SAFE ®
functions ar emalfunctioning. #
Consult aqualified specialis tworks hop. Displa
ymessages and warning/indicator lamps 427

Displa
ymessages
Possible causes/consequences and M
MSolutions
Radar sensors dirty See
Owner's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes:
R soiling of thes ensors
R heavy rain
R extende dcountr ydriving wi thout other traf fic, e.g. in thed esert
Driving sy stems and driving saf etys ystems ma ybem alfunctioning or temp orarily una vailable.
Onc ethe cause of thep roblem is no longer present ,driving sy stems and driving saf etys ystems ar eavailable again.
If th ed ispla ymessag edoes no tdisappear: #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Clea nallsenso rs . #
Restar tt he engine. 428
Displa ymessages and warning/indicator lamps

Displa
ymessages
Possible causes/consequences and M
MSolutions
Radar sensors dirty See
Owner's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes:
R soiling of thes ensors
R heavy rain
R extende dcountr ydriving wi thout other traf fic, e.g. in thed esert
Driving sy stems and driving saf etys ystems ma ybem alfunctioning or temp orarily una vailable.
Onc ethe cause of thep roblem is no longer present ,driving sy stems and driving saf etys ystems ar eavailable again.
If th ed ispla ymessag edoes no tdisappear: #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Clea nallsenso rs . #
Restar tt he engine. Displa
ymessages and warning/indicator lamps 429

Displa
ymessages
Possible causes/consequences and M
MSolutions
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctiv eBlind Spo tAssististemp orarily una vailable.
The sy stem border shave been reached (→ page212). #
Driv eon.
Once thec ause of thep roblem is no longer present ,the sy stem will be available again. #
Ifth ed ispla ymessag edoes no tdisappear ,stopt he vehicle while paying attention toroad and traf ficc onditions
and restar tt he engine.
Active Blind Spot Assist
inoperative *A
ctiveBlind Spo tAssistis malfunctioning. #
Consult aqualified specialis tworks hop.
Blind Spot Assist currently
unavailable See Owner's
Manual *B
lind Spo tAssis tist emporaril yunavailable.
The sy stem border shave been reached (→ page212). #
Driv eon.
Once thec ause of thep roblem is no longer present ,the sy stem will be available again.
or #
Ifth ed ispla ymessag edoes no tdisappear ,stopt he vehicle while paying attention toroad and traf ficc onditions
and restar tt he engine. #
If necessar y,clean ther ear bumper .Ifthe bumper is extreme lydirty ,the sensor sinthe bumper ma ybemal‐
functioning.
Blind Spot Assist inopera-
tive *B
lind Spo tAssis tism alfunctioning. #
Consult aqualified specialis tworks hop. 436
Displa ymessages and warning/indicator lamps

Displa
ymessages
Possible causes/consequences and M
MSolutions
Active Parking Assist and
PARKTRONIC inoperative
See Owner's Manual *A
ctiveParking Assis tand Parking Assis tPARKTRONIC ar emalfunctioning. #
Stop thev ehicle, paying attention toroad and traf ficc onditions ,and restar tt he engine. #
Ifth ed ispla ymessag econtinues tobe displa yed, consult aqualified specialis tworks hop.
Traffic Sign Assist inopera-
tive *T
raffic Sign Assis tismalfunctioning. #
Consult aqualified specialis tworks hop.
Traffic Sign Assist currently
unavailable See Owner's
Manual *T
raffic Sign Assis tistemporaril yunavailable. #
Driv eon.
Onc ethe cause of thep roblem is no longer present ,the sy stem will be available again.
Traffic Sig nAssist Camera
view restricted See Own-
er' sM anual *T
he camer aviewisr estricted. Possible causes:
R dirtont he windscreen in thec amera's field of vision
R heavy rain, sno worfog
Driv ings ystems and driving saf etys yst ems ma ybemalfunctioning or temp orarily una vailable.
Onc ethe cause of thep roblem is no longer present ,driving sy stems and driving saf etys yst ems ar eavailable again.
If th ed ispla ymessag edoes no tdisappear: #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Clea nthe windscreen. Displa
ymessages and warning/indicator lamps 437