brakes MERCEDES-BENZ S-CLASS CABRIOLET 2017 Owners Manual

1
Speedom eter →
220
2 AIR BODY CONTROL malfunctioning →
472
3 #! Turn signal light →
121
4 Multifunction display →
221
5 Revc ounter →
220
6 å ESP®
OFF →
465
÷ ESP®
→
465
7 K Mainb eam →
121
L Dippe dbeam →
11 9
T Standing lights →
11 9
8 ? Coolan ttoo hot/cold →
474
9 Coolan ttemperatur edisplay →
220
A · Distance warning →
472
B Ð Steering assis tance malfunction →
473
C # Electrica lfault →
474 D
J Brakes (red) →
465
E ü Seatbeltisn otfastened →
471
F Fuel le veld isplay
G 8 Fuelreser vewit hfuel filler flap location
indicator →
474
H R Rear fogl ight →
12 0
I 6 Restra int sy stem →
37
J % This indicator lam phas no function
K ; Engine diagnosis →
474
L J Brakes (yell ow) →
465
M ! Electric parking brak eapplie d(red) →
465
N h Tyre pressur emonitoring sy stem →
477
O ! ABS malfunction →
465
P ! Electric pa rking brak e(yellow) →
465 At
ag lanc e–W arning and indicator lamps 13

eral acceleration
,displa yoft hefast ened seat
belts)
R malfunctions or defectsini mportant sy stem
components (e.g. lights, brakes)
R information on vehicle damag eevents
R system reaction sinspecial drivin gsituations
(e.g. airbag deployment, inter ventio nofs ta‐
bilit ycontrol sy stems)
R ambient conditions (e.g. temp erature, rain
sensor)
In addition toprov iding thea ctual control unit
function ,this dat aassists them anufacturer in
de tecting and rectifying faults and optimising
ve hicle functions. The majority of this dat ais
te mp orar yand is onl yprocessed in thev ehicle
itself. Onl yasmall portion of thed ataiss tored
in thee vent or fault memor y.
When your vehicle is serviced, tech nica ldata
from thev ehicle can be read out byservice net‐
wo rkemplo yees or thirdp arties .Services
include repair services, maintenanc eprocesses,
wa rrant yevents and qualit yassurance meas‐
ures, fore xamp le. The read out is per form ed via
th el egall yprescribed por tfor OBD ("on-board diagnostics"
)inthevehicle. The respective
service networ klocations or thirdp arties col‐
lect ,proces sand use thed ata. The ydocument
te ch nica lstatuses of thev ehicle, assis tinfind‐
in gf aults and impr oving qualit yand ar etrans‐
mit tedtot he manufacturer ,ifnecessar y.Fu r‐
th ermore, them anufacturer is subject toprod‐
uct liability .For this, them anufacturer requ ires
te ch nica ldataf romv ehicles.
Fa ult memories in thev ehicle can be rese tbya
service outle taspartofr epair or maintenance
wo rk.
The ycan enter dat aintot he vehicle's con veni‐
ence and inf otainment function sthemselves as
par toft he selected equipment.
This includes, fore xamp le:
R multimedia dat asuchasm usic,films or pho‐
to sf or playbac kinanintegrated multimedia
sy stem
R address book dat afor use in connection with
an integrated hands-free sy stem or an inte‐
grated navigation sy stem
R entered navigation destinations
R dataabout theu se of Interne tservices This dat
acan be stored locally in thev ehicle or
is located on adevice whic hyou ha veconnected
to thev ehicle. If this dat aisstore dint hevehi‐
cle, youc an dele teit at an ytime. This dat acan
onl ybet ransmit tedtot hirdp arties upon your
re qu estw ithp articular rega rd tothes cope of
use of online services according to your selected
settings.
Yo uc an stor eorc hangeconvenience settings/
individualisations in thev ehicle at an ytime.
Depending on thee quipment, this includes, for
ex ample:
R seat and steering wheel position settings
R suspension and climat econtrol settings
R individualisations suc hasinterior lighting
If yo ur vehicle is accordingly equipped,y ou can
connect your smartphon eoranother mobile end
device tothev ehicle. Youc an cont rolthem via
th ec ontrol element sintegrated in your vehicle.
Images and audiof romt he smartphone can be
output via them ultimedia sy stem. Cer tain infor‐
matio nissimultaneousl ytransmit tedtoy our
smartphone. 32
General no tes

Ac
tivating/deactivatin gthe hazardw arning
light #
Press but ton1.
The hazar dwarning light switches on automati‐
call yif:
R The airbag has been deplo yed.
R The vehicle brakes sharply from aspeed of
mor ethan 70 km/h toas tandstill. The hazar
dwarning light switches of fautomati‐
call ywhen thev ehicle reaches aspee dexceed‐
ing 10km/h following maximum full-s topb rak‐
ing. Intelligent Light Sy
stem Intelligent Light Sy
stem function
The LE Dheadlamps adap ttothe driving and
we ather situatio nand pr ovide extende dfunc‐
tions fori mp roving illumination of ther oad.
The sy stem comprises thef ollowing functions:
R Activeh eadlamps function (→ page 122)
R Cornering light (→ page123)
R Motorw ay mode (→ page123)
R Enhanced fogl ight function (→ page123)
The sy stem is onl yactiv ewhen it is dar k. Ac
tiv eh eadlamps function Fu
nctions of thea ctiv eheadlamps:
R The headlamps follo wt he steering mo ve‐
ments.
R Releva nt area sarebetter illumina tedw hile
driving.
The function sareactiv ewhen thed ipped beam
is switched on. 12 0
Light and sight

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

Setting
Activ eB rake Assi st Multimedia sy
stem:
, Vehicle .
k Assistance .
Active
Brak eAssist
Ve hicles without Drivin gAssistanc epack‐
age: The settings can be made af ters tarti ngthe
ve hicle.
Ve hicles with Drivin gAssistanc epacka ge:
The setting scan be made when thei gnition is
switched on.
% It is recommended that youa lway sl ea ve
Ac tiveB rake Assi stswitched on.
Select one of thef ollowing settings: #
Early :your selection is retained when the
ve hicle is next star ted. #
Medium :your selection is retained when the
ve hicle is next star ted. #
Late:y our selection is retained when the
ve hicle is next star ted. #
Off:
The dis tance warning function and thea uton‐
omous braking function ar edeactivated. Ve
hicles without Drivin gAssistanc epack‐
age: when thev ehicle is next star ted, the
mediu msetting is auto matically selected.
Ve hicles with Drivin gAssistanc epack‐
age: Evasi veSteering Assis tisnotavailable.
When thei gnition is next star ted, them iddle
setting is selected automaticall yand Evasive
St eering Assis tisavailable.
% When ActiveB rake Assi stis deactivated, the
æ symbol appears inthea ssis tance
graphi cinthe multifunction displa y. Ad
aptiv eBrake Lights function Ad
aptiv eBrake Lights warnfollowing traf ficinan
emergency braking situation:
R Byflashin gbrake lamps
R By activatin gthe hazard warning lights
If th ev ehicle is braked sharpl yfroms peeds
abo ve50 km/h, theb rake lamps flash rapidly.
This pr ovides traf fict rave lling behin dyou wit han
eve nm oren oticeable warning. If
th ev ehicle is tra velling at speeds of mor ethan
70 km/h at theb eginnin gofthe brak eapplica‐
tion ,the hazar dwarning light sswitc hono nce
th ev ehicle is stationar y.When pulling away
again, theh azar dwarning light sswitc hoffauto‐
maticall yatapproximatel y10k m/h .You can
also switc hofftheh azar dwarning light susing
th eh azar dwarning button. Cruise control and limiter
Fu
nction of cruise control
Cruise cont rola ccelerates and brakes thev ehi‐
cle automaticall yinorder tomaintain aprevi‐
ous lystored speed.
If yo ua ccelerat etoovertake, fore xamp le,the
st ored speed is no tdele ted. If your emo veyour
fo ot from thea ccelerator pedal af tero vertaking,
cruise control will resume speed regulation back
to thes tore ds peed.
Cruise contro lisoperated using thec orrespond‐
ing steering wheel buttons. Youc an stor ea ny
ro ad spee dabove 20 km/h.
If yo uf ail toadap tyour driving style, cruise con‐
trol can neither reduce ther isk of an accident 17 2
Driving and pa rking

Shortly befor
ethe se tspeed is reached, it
appear sinthe multifunction displa y.When you
confir mthe messag ewith%,d isplaymes‐
sages no longer appear until yous wit ch offt he
ve hicle. The speed will onl ybedisplayeda gain
onc ethe vehicle has been restar ted.
The permanen tlimiter does no tswitc htop as‐
siv em ode evendurin gkickdown and thed riven
speed remains belo wthe se tspeed.
Setting thes peed limitation forw inte rt yres
Multimedia sy stem:
, Vehicle .
î Vehicle settings .
Win-
ter tyres limit #
Select aspeed or deactivat ethe function. Ac
tiv eD ista nce Assis tDISTR ON IC Fu
nction of Activ eD ista nce Assist
DISTRO NIC Ac
tiveD ista nce Assi stDISTRONI Cmaintains the
se ts peed on free-flowing roads. If vehicles
ahead ar edetected, thes etdis tance is main‐
ta ined, if necessar y,until thev ehicle comes to a
halt. The vehicle accelerates or brakes depend‐
ing on thed ista nce tothev ehicle in front and
th es etspeed. Speed (in ther ang ebetwe en
20 km/h and 210k m/h )and thed ista nce tothe
ve hicle ahead ar esetand sa vedont hesteering
wheel. Other
features of ActiveD ista nce Assi st
DISTRONIC:
R Adjusts thed riving styled epending on the
selected driv eprogram (fuel-saving, comfort‐
able or dynamic) (→ page147)
R Responds in urban speed ranges tostation‐
ar yv ehicles (e xcep tb icycles, mo torcyc les
and pedestrians) if condition saresuf ficient
to enable de tection.
R Initiates rapid acceleration tothes tored
speed, if thet urns ignal indicator is switched
on tochang etot heove rtakin glane.
R Take so ne-sided overtakin grestrictions into
account on mo torw aysoronm ulti-laneroads
wit hs eparat ecarriag ewa ys.
Ve hicles wit hActiv eParking Assis t:ifth ev ehicle
has been braked toas tandstil lonm ulti-lane,
separat ecarriag ewa ysby ActiveD ista nce Assi st
DISTRONIC, it can au tomatically follo wt he vehi‐
cle in front driving of fagain within 30 seconds. If
ac ritical situation is de tected whe ndriving off, a
visua land acoustic warning is given indicating
th at thed rive rm ustn ow take control of thev ehi‐
cle. The vehicle is no taccelerated an yfurther. 176
Driving and pa rking

Ac
tiveD ista nce Assi stDISTRONI Cisonly an aid.
The driver is responsible fork eeping asafed is‐
ta nce tothev ehicle in front, forv ehicle speed
and forb raking in good time.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing ins tances, fore xamp le:
R In sn ow,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in great lyvarying
light conditions.
R The windsc reen in thea reaoft he camer ais
dirty ,miste du p, damaged or co vered.
R Ifth er adar senso rsared irty or co vered.
R On slipper yroads, braking or accelerating
can cause thed rive wheels tolose traction
and thev ehicle could then skid.
R In multi-s toreyc ar par ksor on roads with
st eep uphill or downhill gradients.
Do no tuse ActiveD ista nce Assi stDISTRONI Cin
th ese situations. &
WARNING Risk of accident from acceler‐
ation or braking byActiveD ista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cmayaccel‐
erat eorb rake inthef ollowing cases, for
ex ample:
R Ifth ev ehicle pulls away usin gActiv eDis‐
ta nce Assi stDISTRONIC.
R Ifth es tore ds peed is called up and is
considerabl yfasterors lowe rthan the
cur rently driven speed.
R IfAc tiveD ista nce Assi stDISTRONI Cno
longer de tects avehicle in front or does
no treact toreleva nt objects. #
Alw aysc arefully obser vethet raffic con‐
dition sand be ready tobrak eata ll
times. #
Take intoa ccount thet raffic situation
befor ecallin gupt hestored speed. &
WARNING Risk of accident du etoinsuf‐
fi cient decele ratio nbyA ctiveDista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cbrakes
yo ur vehicle wit hupto50%oft he maximum
possible deceleration. If this decele ratio nis
no ts ufficient, ActiveD ista nce Assi st
DISTRONI Calertsy ou wit havisual and
acoustic warning. #
Inthese cases, adjus tyour speed and
ke ep asufficient di stance. #
Brak ethe vehicle yourself and/or take
ev asiv eaction. &
WARNING Risk of accident if de tection
function of ActiveD ista nce Assi st
DISTRONI Cisimpaired
Ac tiveD ista nce Assi stDISTRONI Cdoesn ot
re act or on ly partially reacts:
R When drivin gonadiffe re nt line tothe
ve hicle ahead or changing lane. Drivin
gand parking 17 7

Information on Hill
StartA ssist Hill
StartA ssisth olds thev ehicle foras hort
time when pulling away on ahill under thef ol‐
lowing conditions:
R The transmission is in position hork.
R The electric parking brak eisreleased.
This gives youe nough tim etomovey our foot
from theb rake pedal tothea ccelera torp edal
and depress it befor ethe vehicle begins toroll. &
WARNING Risk of accident and inju ry
caused bythev ehicle rolling away
Af teras horttime, Hill StartA ssistnol onger
holds thev ehicle and it can rollaw ay. #
Therefore, swiftl ymove your foot from
th eb rake pedal tothea ccelerator
pedal. Ne vera ttem pttolea vethev ehi‐
cle if it is being held byHillStart Assist. HOLD function
HOLD function
The HOL
Dfunction holds thev ehicle at astand‐
st ill without requ iring youtod epress theb rake
pedal, e.g. when pulling away on steep slopes.
Sy stem limitations
R The incline mus tnotbe grea tert han 30%.
Ac tivating/deactivatin gthe HOL Dfunction &
WARNING Risk of an accident du etothe
HOLD function being acti vatedw heny ou
lea vethev ehicle
If yo ul eave thev ehicle while onl ythe HOLD
function is braking thev ehicle, thev ehicle
can rollaw ay inthef ollowing situations:
R Ifth er eisam alfunction in thes ystemor
in thep owe rsupply.
R Ifth eH OLD function is deactivated by
depressing thea ccelera torp eda lort he
brak epedal, e.g. byavehicle occupant. R
Ifth ee lectrics in thee ngine compart‐
ment ,the batter yorthe fuses ar etam‐
pered wit horifthe batter yisdisconnec‐
te d. #
Alw aysd eactivat ethe HOLD function
and secur ethe vehicle agains trolling
aw ay befor eleaving thev ehicle. *
NO
TEDama gefrom auto matic braking When
ActiveB rake Assi st,A ctiv eDista nce
Assi stDISTRONI Corthe HOLD function are
activated, thev ehicle brakes autonomously
in cer tain situations.
To avo id damag etothevehicle, deactivate
th ese sy stems in thef ollowing or similars it‐
uations: #
During towing #
Inac arwa sh Re
quirements:
R The vehicle is stationar y.
R The driver's door is closed or thes eat belt on
th ed rive r's side is fastened. 18 8
Driving and pa rking

See
then otes on cleaning the3 60° Camera
(→ pag e360).
Selecting aviewf or th e360°C amera
Re quirements:
R The Autoreversing camera function is selec‐
te dint he multimedia sy stem. #
Enga gereve rseg ear. #
Inthem ultimedia sy stem, select thed esired
vie w.
Switching reve rsing camer aautomatic mode
on/off
The reve rsing camer aisonlyana id. It is no ta
substitut efor your attentio ntothe sur roundings.
The responsibility fors afem anoeuvring and
parking remains wit hyou. Mak esuret hat no
persons, animals or objectse tc. areinthe
manoeuvring range. Paya ttention to your sur‐
ro unding sand be ready tobrak eata ll times.
Multimedia sy stem:
, Vehicle .
k Assistance .
Camera
&P ark. Assist .
Auto reversin gcamera #
Switc hthe function on Oor off ª. Opening
thec amer acove rofthe reve rsing
camera
Multimedia sy stem:
, Vehicle .
k Assistance .
Camera
&P ark. Assist #
Select Open camera cover.
% The camer acover closes automaticall yafter
some time or af terani gnitio ncycle.
Assigning thec amer aasaf avourite
Yo uc an call up thec amer aviewd irectly in the
multimedia sy stem byassignin gitasaf avourite. #
Press theò button on thet ouchpad or
contro ller.
The main function saredispla yed. #
Navigat edownwards twice.
The Favourites men uappears. #
Select New favourite. #
Select Vehicle . #
Select Camera. Ac
tiv eP arking Assist Fu
nction of Activ eP arking Assist
Ac tiveP arking Assis tisanelectronic pa rking
assis tance sy stem whic huses ultrasound and is
automaticall yactivated during forw ardt rave l.
The sy stem is operational at speeds of up to
appr oximatel y35k m/h.When all thec onditions
ar ef ulfilled, thec symbol appear sinthe
multifunction displa yand thes ystema utomati‐
cally sear ches fora nd measu resp arking spaces
on bo thsides of thev ehicle parallel and perpen‐
dicular tothed irection of tra vel. If ActiveP arking
Assis tisactivated, suitable parkin gspaces are
displa yedint he multimedia sy stem. The ë
symbol appear sinthe multifunction displa y.The
ar row sshowonw hichs ide of thec arriag eway
free parking spaces ar eloca ted.
The parkin gspace and, if necessar y,thep arking
direction can be selected as desired. Active
Pa rking Assis tcalculates asuitable vehicle path
and assists youinp arkingand exitin gthe park‐
ing space.
Ac tiveP arking Assis tchanges gear,a ccelerates,
brakes and steer sthe vehicle. 200
Driving and parking

critical situation is de
tected, asym bolapp ears
on thec amer aimag eoft he multimedia sy stem. &
WARNING Risk of accident caused by
limited de tection per form anc eofD rive
Aw ayAssi st
Driv eAwayA ssistcanno talway sc learly iden‐
tify objects and traf fics ituations.
In su chcases, Driv eAwayA ssistmight:
R Warnyouw ithout reason and limit the
ve hicle speed.
R Notw arny ou or no tlimit thev ehicle
speed. #
Alw aysp aycareful attention tothet raf‐
fi cs ituation; do no trely on Driv eAway
Assi stalone. #
Be prepared tobrak eors werveasn ec‐
essar y,prov ided thet raffic situation
permit sand that it is saf etotakee va‐
siv ea ction. Driv
eAwayA ssistis onl yana id. It is no tasub‐
st itut efor your attentio ntothe sur roundings. The
responsibility fors afem anoeuvring and
parking remains wit hyou. Mak esuret hat no
persons, animals or objectse tc. areinthe
manoeuvring range.
Ar isk of acollision ma yarise in thef ollowing sit‐
uations, fore xamp le:
R Ifth ed rive rm ixes up thea ccelera tora nd
brak epedals.
R Ifth ew rong gear is selec ted.
The Driv eAwayA ssistfunction is activ eunder
th ef ollowing conditions:
R IfPa rking Assis tPARKTRONIC is activated.
R Ever ytimet he gear is changed tok orh
when thev ehicle is at astandstill.
R Ifth ed etected obs tacle is less than appr ox.
1. 0ma way.
R Ifth em anoeuvring assis tance functio nis
acti vatedint he multimedia sy stem.
Sy stem limitations
Driv eAwayA ssistis no tavailable on inclines. Fu
nction of Cross Traf ficA lert
% Alsoread thei nstruction sonBlind Spot
Assis t(→ pag e214).
Ve hicles with Blind Spo tAssis t:driver scan
also be warned of an ycrossing traf ficw hen
re ve rsing out of aparkin gspace. If acritical sit‐
uation is de tected, awarning symbol appear son
th ec amer aimag eoft he multimedia sy stem. If
th ed rive rd oes no trespond tothew arning ,the
ve hicle's brakes can be applied automaticall y.To
do this, thef unction uses ther adar senso rsin
th eb umper .The area adjacen ttothevehicle is
continually monitored.
If th er adar senso rsareo bstructed byvehicles
or other objects, de tection is no tpossible.
The Cross Traf ficA lertfunction is acti veunder
th ef ollowing conditions:
R If Blind Spo tAssis tisa ctivated.
R Ifth ev ehicle is reve rsing at walkin gpace.
R Ifth em anoeuvring assis tance functio nis
acti vatedint he multimedia sy stem.
The Cross Traf ficA lertfunction is no tavailable
on inclines. Drivin
gand parking 205