engine MERCEDES-BENZ S-CLASS CABRIOLET 2017 Owner's Manual

Glide mode is
characterised bythef ollowing:
R thec ombustion engine is disconnected from
th ed rive train and thev ehicle continues to
ro ll in neut ral.
R thet ransmission position his displa yedin
green in them ultifunction displa y.
Glide mode is activated if thef ollowing condi‐
tions ar emet:
R driv eprogram Eis selected.
R thes peed is within asuitable range.
R thec ourse of ther oad is suitable,e .g.no
st eep uphill or downhill gradients or tight
bends.
R youdon otdepress thea ccelera tororb rake
pedal.
% Glide mode can alsobea ctivated ifyouh ave
selected theEco setting fort he driv ewhen
in driv eprogram I.
Glide mod eisdeactivated again if one of the
conditions is no longer met.
Ve hicles with Activ eD ista nce Assistant
DISTRO NIC:when ActiveD ista nce Assi stant DI
STRO NIC is active, theg lide mode function is
no ta vailable. Re
fuelling Re
fuelling thev ehicle &
WARNING ‑Riskoff ireore xplosion
caused byfuel
Fu els ar ehighly inflammable. #
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. &
WARNING Risk offire and explosion due
to electros tatic charge
Electros tatic charge can cause spa rksa nd
th ereb yignit efuel vapours. #
Touc ht he me talvehicle body before
opening thef uel filler cap or touching
th ep um pn ozzle. 15 2
Driving and pa rking

This dischar
gesa ny electros tatic charge that
ma yhave built up. *
NO
TEDama gecaused bythew rong fuel Ve
hicles wit hapetro le ngine:
ev en 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. #
The RONr equirement is located in the
fuel filler flap.
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. *
NO
TEDo no tuse diese ltorefuel vehi‐
cles wit hapetro le ngine. If
yo ua cciden tally refuel wit hthe wrong fuel:
R Do no tswitc hont he ignition. Otherwise
fuel can enter thee ngine.
Even small amounts of thew rong fuel
could result in damag etothe fuel sy stem
and thee ngine. The repair costs ar ehigh. #
Contact aqualified specialis tworks hop. #
Have thef uel tank and fue llin es
drained compl etely. *
NO
TEDama getothef uel sy stem caused
by ove rfilled fuel tanks. #
Only fill th ef uel tank unti lthe pump
nozzle switches off. *
NO
TEFuel ma yspray out when you
re mo vethef uel pum pnozzle. #
Onlyfillthef uel tank unti lthe pump
nozzle switches off. Re
quirements:
R unloc kthe vehicle.
% Do no tget intot he vehicle again during the
re fuelling process. Otherwise, electros tatic
ch arge could buil dupagain.
Please also obser vethen otes on service prod‐
ucts and fuels (→ page411). Driving and parking
15 3

Re
fuelling 1
Fuelfiller flap
2 Brac ketfor thef uel filler cap
3 Tyre pressur etable
4 QR code forr escue card
5 Fuel type #
Press fuel filler flap 1. #
Turn thef uel filler cap anti-clockwise and
re mo veit. #
Inser tthe fuel filler cap int obrack et 2 . #
Comp lete ly inse rtthef uel pum pnozzle into
th et ank filler nec k,hook in place and refuel. #
Onlyfillthef uel tank unti lthe fuel pum pnoz‐
zle switches off. Pa
rking Switching of
fthe vehicle &
WARNING Risk offire caused byhot
ex haus tsystemp arts
Flammable material suc hasleaves, grass or
twigs ma yignit eift heyc ome int ocontact
wi th hotp arts of thee xhau stsystem or
ex haus tgas flow. #
Park thev ehicle so that no flammable
material can com eintoc ontact wi thhot
ve hicle components. #
In particular ,donotpar kond rygrass‐
land or har vested grain fields. &
WARNING Risk of accident and inju ry
due tochildren lef tunat tende dint he
ve hicle
If yo ul eave children unat tende dint hevehi‐
cle, they ma ybea bletos etthev ehicle in
motion, fore xamp leby:
R Releasing thep arking brake.
R Shifting thet ransmission out of park
position j.
R Startin gthe engine.
In addition, they ma yoperat evehicle equip‐
ment. #
Neverlea ve children and animals unat‐
te nde dint hevehicle. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
This also applies tomobil ephones if the
"Digital Car Keyint he smartphone"
function is activated via theM ercedes
me connect weba pp. 15 4
Driving and pa rking

*
NO
TEDama getothev ehicle or thed riv‐
et ra in caused bythev ehicle rolling away #
Alw aysp roper lysecur ethe vehicle
agains trolling away. #
On uphillord ownhill inclines, tur nthe front
wheels towa rdst he kerb. #
Select transmission position j. #
Appl ythe electric parking brake. #
Press button 1once.
% When yous wit ch offt he vehicle, youc an still
opera tethes ide windo wsforf ivem inutes. Garag
edoor opener Prog
rammin gbutton sfor th egarag edoor
opener &
WARNING Risk ofexhaus tgas poisoning
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Inhaling
th ese exhaus tgases causes poisoning. #
Neverlea ve thee ngine running in an
enclose dspace wi thout suf ficient venti‐
lation. &
WARNING Risk of inju ryand ent rapment
when openin gthe garage door using the
ga rage door opener
When youo perat eorp rogram theg arage
door wit hthe integrated garage door opener, persons in
ther ang eofm ovement of the
ga rage door can become trapped or stru ck
by theg arag edoor. #
When using thei ntegrated garage door
opener ,alway sm akes uret hat nobody
is within thes weep of theg arag edoor. Re
quirements:
R The vehicle is par kedo utside of theg arage.
R The engine is swit ched off. Driving and parking
15 5

Count
ryRadio equipment appr oval
number
South
Africa TA
-20 15/1386
Tu rkey notrequired
Uni ted
Arab Emi‐
ra tes ER4
1849/15
Dealer No: DA35176/14
United
St ates FCC ID
:NZLM UAHL5 Brazil
Es
te equipament ooper aemc aráter secundário,
is to é, não temd ireit oàp roteção contr ainter fer‐
ência prejudicial ,mesmo de es tações do mesmo
tipo ,en ão pod ecausar inter ferê ncia asiste mas
operando em caráter primário.
Pa ra maio resi nformações acessar
www.anatel.go v.br
Fu rther information on thed eclaration of con‐
fo rm ity forw ireles svehicle components
(→ pag e26). Electric parking brake
Fu
nction of thee lectric pa rking brak e(app ly‐
ing automatically) &
WARNING Risk of accident and inju ry
due tochildren lef tunat tende dint he
ve hicle
If yo ul eave children unat tende dint hevehi‐
cle, they ma ybea bletos etthev ehicle in
motion, fore xamp leby:
R Releasing thep arking brake.
R Shifting thet ransmission out of park
position j.
R Startin gthe engine.
In addition, they ma yoperat evehicle equip‐
ment. #
Neverlea ve children and animals unat‐
te nde dint hevehicle. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
This also applies tomobil ephones if the
"Digital Car Keyint he smartphone" Driving and parking
15 9

function is activated via
theM ercedes
me connect weba pp. The elect
ricp arkin gb rake is applied if thet rans‐
mission is in position jand one of thef ollow‐
ing condition sisfulfilled:
R The engin eisswitched off.
R The seat belt tongu eisn otinser tedint he
seat belt buckle of thed rive r's seat and the
driver's door is opened.
% Toprev ent application: pull theh andle of the
electric parking brake.
In thef ollowing situations, thee lectric parking
brak eisa lso engaged:
R The ActiveD ista nce Assi stant DI STRO NIC is
bringing thev ehicle toas tandstill.
R The HOL Dfunction is keeping thev ehicle sta‐
tionar y.
R ActiveP arking Assis tiskeeping thev ehicle
st ationar y. This is onl
ythe case if one of thef ollowing con‐
ditions is also fulfilled:
R The engine is switched off.
R The seat belt tongu eisn otinser tedint he
seat belt buckle of thed rive r's seat and the
driver's door is opened.
R Ther eisas ystemm alfunction.
R The po wersupply is insuf ficient.
R The vehicle is stationar yfor alengt hyperiod.
When thee lectric parking brak eisapplied,
the ! indicator lam plights up in thei nstru‐
ment clus ter.
The electric parking brak eisnotautomatically
applied if thee ngine is switched of fbythe ECO
st art/ stop function.
Fu nction of thee lectric pa rking brake
(releasing automatically)
The elect ricp arkin gb rake isreleased when the
fo llowing condition sarefulfilled:
R The engin eisrunning.
R Thes eatb eltt ongue is inser tedi ntot he seat
belt buckle of thed rive r's seat. R
The transmission is in position hork and
yo ud epress thea ccelera torp eda lory ou
shif tfromt ransmission position jtoh or
k.
R Ifth et ransmission is in position k,the boot
lid mus tbeclosed.
If th es eat belt tongu eisn otinser tedi ntot he
seat belt buckle of thed rive r's seat, thef ollow‐
ing condition smustbef ulfilled:
R The driver's door is closed.
R Youm ovet he transmission out of transmis‐
sion position joryouh ave prev iously
driven fasterthan 3k m/ h.
R Ifth et ransmission is in position k,the boot
lid mus tbeclosed.
If th ee lectric parking brak eisreleased,
the ! indicator lam pinthe instrument clus‐
te rg oes out. 16 0
Driving and pa rking

#
Connect thet rick le ch arge rtot he soc ket1
using thea dap terc able. Consult them anu‐
fa cturer's ope rating instructions on ho wto
do so.
If a12Va dapte rcableisp rovide dwitht he
trickle charge r,it canno tbeusedtoretain bat‐
te ry charge .B atter ycharg eretention is no tpos‐
sibl eusing the12Vs ocketont heright side of th
eb oot. The 12Vsocketo nly supplies connec‐
te da ccessories wit hpower while driving.
% Even if atrick le ch arge risc onnected, the
boo tlid can be closed. Mak esuret hat the
connector forb othc onnecting cable sisout‐
sid eoft hevehicle.
Re mo vethea dap terc ablef romt he trickle
ch arge rb efor eswitching thei gnition on. St
andb ymode (extension of the star terb at‐
te ry 's period out of use) St
andb ymode function
If standb ymode is activated, thev ehicle can be
par kedf or an extende dperio doft ime without
losing po wer.
St andb ymode is characterised bythef ollowing:
R thes tarter batter yispreser ved.
R them aximum period out of use is displa yed
in them ultimedia sy stem displa y.
R functions suc hasinterior pr otection or tow-
aw ay protection ar enotavailable.
R thec onnection toonline services is inter rup‐
te d. If
th ef ollowing condition sarefulfilled, standby
mode can be activated or deactivated usin gthe
multimedia sy stem:
R thee ngine is switched off.
R thei gnition is switched on.
Exceeding thev ehicle's displa yedp eriod out of
use ma ycause incon venience, i.e .itcanno tbe
guarantee dthat thes tarter batter ywillr eliably
st ar tt he engine.
The star terb atter ymustbec hargedf irst inthe
fo llowing situations:
R thev ehicle's period out of use mus tbe
ex tended.
R the Battery charge insufficient for standby
mode messag eappear sinthe multimedia
sy stem displa y.
% Standb ymode is automaticall ydeactivated
when thei gnition is switched on. 16 2
Driving and pa rking

R
HOLD functio n(→ page 190)
R STEER CONTROL (→ page 169)
R ActiveS teering Assis t(→ pag e184)
R Limi ter( →pag e175)
R Nigh tViewA ssist ( →pag e212 )
R ActiveP arking Assis t(→ pag e202)
R Parking Assis tPARKTRONIC (→ page 194)
R Reversing camer a(→pag e197)
R Cruis econtrol (→ page 174)
R Blind Spo tAssis tand ActiveB lind Spo tAssist
( → pag e214 )
R Traf ficS ign Assi st (→pag e209) Fu
nctions of ABS (anti-loc kbraking sy stem) AB
Sr egulates theb rake pressur eincritical driv‐
ing situations:
R During braking, e.g. at maximum full-s top
braking or insuf ficient traction of thet yres,
th ew heels ar epreve nted from blocking.
R Vehicle steerability while braking is ensured. If ABS inter
venes when braking, youw illfeel a
pulsing in theb rake pedal. The pulsating brake
pedal can be an indication of hazardous road
condition sand can ser veas areminder totake
ex trac arew hile driving.
Sy stem limitations
R ABSisa ctivefroms peeds of appr ox.
8k m/h.
R ABS ma ybeimpaire dorm aynotfunction if a
malfunction has occur reda nd they el‐
low ! ABSwarning lam plight supc ontin‐
uousl yinthe instrument clus tera fter the
engine is star ted. Fu
nction of BAS(Brak eAssis tSystem) &
WARNING Risk of an accident caused by
am alfunctio ninBAS (Brak eAssistSys‐
te m)
If BA Sism alfunctioning ,the braking dis tance
in an eme rgency braking situation is
increased. #
Depress theb rake pedal wit hfull force
in emer gency braking situations. ABS
pr eve nts thew heels from locking. BA
Ss uppo rtsy our emer gency braking situation
wit ha dditional brak eforce.
If yo ud epress theb rake pedal quickl y,BA Sis
acti vated:
R BASa utomatically boosts theb rake pres‐
sure.
R BASc an sho rten theb raking dis tance.
R ABS pr events thew heels from locking.
The brakes will function as usual oncey ou
re lease theb rake pedal. BASisd eactivated. 16 4
Driving and pa rking

Fu
nctions of ESP ®
(Electronic Stability Pro‐
gr am) &
WARNING Risk of skidding if ESP ®
is
malfunctioning
If ESP ®
is malfunctioning ,ESP ®
canno tcarry
out vehicle stabilisation .Inaddition ,other
driving saf etys ystems ar eswitched off. #
Driv eonc arefull y. #
Have ESP ®
ch eckedataq ualified spe‐
cialis tworks hop. &
WARNING Risk of skidding if ESP ®
is
deactivated
If yo ud eactivat eESP®
,E SP ®
canno tcarry
out vehicle stabilisation. #
ESP ®
shoul donly be deacti vatedint he
fo llowing situations. Mercedes‑AM
Gvehicles: observethen otes in
th eS upplement .Otherwise, youm ayfailto rec‐
ognise dangers. ESP
®
can moni tora nd impr ovedriving stability
and traction in thef ollowing situations, within
ph ysical limits:
R When pulling away on wetors lipper ycarria‐
ge wa ys.
R When braking.
R Instro ng sidewinds when youa redriving
fast erthan 80 km/h.
If th ev ehicle deviates from thed irection desired
by thed rive r,ESP ®
can stabilise thev ehicle by
inter vening in thef ollowing ways:
R One or mor ewheels ar ebrake d.
R The engine output is adap teda ccording to
th es ituation.
ESP ®
is deactivated if theE SP®
OFF å warn‐
ing lam plight supc ontinuousl yinthe instrument
clus ter:
R Driving stabilit ywill no lon gerbei mprove d.
R Crosswind Assis tisnolonger active.
R The driv ewheels could spin.
R ETS/4ET Straction control is still active. %
When ESP ®
is deactivated, youa restill assis‐
te dbyE SP®
when braking.
ESP ®
is inter vening if theE SP®
÷ warning
lam pflashes in thei nstrument clus ter:
R Do no tdeacti vate ESP ®
.
R Only depress thea ccelera torp eda lasf ar as
is necessar y.
R Adapty our driving styletos uitthec urrent
ro ad and weather conditions.
Deactivat eESP®
in thef ollowing situations to
impr ovetraction:
R When using sno wchains.
R In deep sno w.
R On sand or gr avel.
% Spinning thew heels results in acutting
action whic hprovide sbette rg rip.
If th eE SP®
÷ warning lam plight supc ontinu‐
ousl y,ESP ®
is no tavailable due toam alfunction.
Obse rvet he following information:
R Warning and indicator lamps (→ page464) Drivin
gand parking 16 5

R
The engine is running or ha sbeena utomati‐
cally switched of fbythe EC Ostart/s top
function.
R The electric parking brak eisreleased.
R ActiveD ista nce Assi stDISTRONI Cisdeacti‐
va ted.
R The transmission is in position h,kori.
Ac tivatin gthe HOL Dfunction #
Dep ress theb rake pedal and af teras hort
time quickl ydepress fur ther until theë
displa yappear sinthe multifunction displa y.#
Release theb rake pedal.
Deactivating the HOLD function #
Depress thea ccelerator pedal topull away.
or #
Depress theb rake pedal until theë dis‐
pla yd isappear sfromt he multifunction dis‐
pla y. The HOLD function is deactivated in
thef ollow‐
ing situations:
R ActiveD ista nce Assi stDISTRONI Cisactiva‐
te d.
R The transmission is switched toposition j.
R The vehicle is secured wit hthe electric park‐
ing brake.
In thef ollowing situations, thev ehicle is held by
th et ransmission position jorby thee lectric
parking brake:
R The seat belt is unfas tened and thed rive r's
door is opened.
R The engine is switched off.
R Ther eisam alfunction in thes ystemort he
po we rsupply is insuf ficient. AI
RB ODYC ONT ROL AIR
BODY CONT ROLfunction
AI RB ODYC ONTROL is an air suspension sy stem
wit hvariable dampin gfor impr oveddriving com‐ fo
rt.T he all-round le velc ontrol sy stem ensures
th eb estp ossible suspension and const ant
groun dclearance, evenw ithal aden vehicle.
When driving at speed, thev ehicle is lo wered
automaticall ytoimprove driving saf etya nd to
re duce fuel consum ption. The option of manually
adjustin gthe vehicle le velisa lsoavailable.
AI RB ODYC ONTROL comprises:
R Air suspension wit hautomatic all-round le vel
control
R Speed-dependent lo wering toreduce fuel
consum ption
R Manuall yselec table high-le vels etting for
greater ground clearance
R ADS PLUS (Adaptiv eDamping Sy stem with
const ant dampin gforce adjustment)
R DYNA MIC SELECT switc hand le velb utton Drivin
gand parking 18 9