2017 MERCEDES-BENZ S-CLASS CABRIOLET brake sensor

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
tivatin gordeactivatin gstandb ymode
Multimedi asystem:
, Vehicle .
î Vehicle set-
tings .
Standby mode #
Activate Oor deacti vate ª thef unction.
When youa ctivat ethe function,ap rompt
appears. #
Select Yes.
St andb ymode is activated. Driving and driving saf
etys ystems Driving sy
stems and your responsibility Yo
ur vehicle is equipped wit hdriving sy stems
whic hassis tyou in driving, parking and manoeu‐
vring thev ehicle. The driving sy stems ar etools
and do no trelie veyouofy ourresponsibility .Pay
attention tothet raffic condition satall times
and inter vene when necessa ry.Bea wareofthe
limitation sregarding thes afeu se of these sys‐
te ms. Fu
nction of ther adar senso rs Some driving and driving sa
fety sy stems use
ra dar sensor stomonitor thea reainf ront of,
behind or next tothev ehicle (depending on the
ve hicle's equipment).
Depending on thev ehicle's equipment, ther adar
senso rsarei ntegrated behind theb umpers
and/or behind ther adiator grille. Keep these
parts free of dirt, ice and slush (→ page360).
The sensor smustn otbe co vered, fore xamp le
by bicycle rack s, ove rhanging loads or radar-
re flecting sticke rs.F ollowing an impact and in
th ee vent of associated dama ge,w hic hm aynot
be visible, totheb umper sorradiator grille, ha ve
th ef unction of ther adar senso rscheckedata
qu alified specialis tworks hop. The driver assis‐
ta nce sy stem ma ynolonger workproperly. Overvie
wofdriving sy stems and driving
saf etys ystems In
this section, youw illfind informatio nabout
th ef ollowing driving sy stems and driving saf ety
sy stems:
R 360° Camer a(→pag e199)
R ABS ( Anti-lock BrakingSystem)
(→ pag e166)
R ActiveD ista nce Assi stDISTRONIC
(→ page 178)
R Adaptiv ebrake light s(→pag e174 )
R AIR BOD YCONTROL (→ page191 )
R ActiveB rake Assi st (→pag e169)
R ActiveL aneK eeping Assis t(→pag e217 )
R ATTENTION ASSIS T(→ pag e208)
R BAS(Bra ke Assist System) (→ page166)
R EBD ( Electronic Brakeforce Distribution)
(→ pag e169)
R ESP ®
(Electronic Stability Program)
(→ pag e167 )
R Hill StartA ssist Drivin
gand parking 16 3

Sy
stem limitations
No lane-cor recting brak eappli cation occu rsin
th ef ollowing situations:
R Youc lear lyand activel ysteer,b rake or accel‐
erate.
R Youh ave switched on thet urns ignal indica‐
to r.
R Adriving sa fety sy stem inter venes, su chas
ESP ®
,A ctiv eBrake Assi stor ActiveB lind
Spo tAssist.
R Youh ave adop tedas porty driving stylew ith
high cornering speeds or high ratesofa ccel‐
eration.
R ESP ®
is deactivated.
R Ifal oss of tyr epressur eorad efectivetyre
has been de tected and displ ayed.
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
R Ifth er eisp oor visibility ,e.g. due toinsuf fi‐
cient illumination of ther oad, highl yvariable
shade conditions, or due torain, sno w,fogor
heavy spr ay. R
Ther eisg lare, e.g. from oncoming traf fic, the
sun or reflections.
R Ifth er eisd irtont he windscreen in thev icin‐
ity of them ultifunction camer aorthe camera
is mis tedu p, damaged or obscured.
R Noor se veral, unclear lane markings are
presen tfor one lane, e.g. near roadwor ks.
R The lane markings ar eworn, dar korcovered.
R The dis tance tothev ehicle in front is too
small and thel ane marking sthus canno tbe
de tected.
R The lane markings chang equickl y,e.g. lanes
branc hoff,c ross one ano ther or mer ge.
R The car riag ew ay isvery nar row and winding.
Ve hicles with Drivin gAssistanc epacka ge or
Driving Assistance Plus pa ckage: ActiveL ane
Ke eping Assis tuses radar sensor stomonitor
se verala reas around thev ehicle. If ther adar
senso rsinther ear bumper ar edirty or co vered
wit hs now, thes ystemm aybe impaired or may
no tfunction .Ifano bstacle in thel ane in which
yo ua redrivin ghas been de tected, no lane-cor‐
re cting brak eappli cation occu rs. Ac
tivatin gActive Lan eKeeping Assist &
WARNING Risk of accident despi te
Ac tiveL aneK eeping Assis twarning
Al ane-cor recting brak eappli cation cannot
al wa ys bring thev ehicle bac kintot he origi‐
nal lane. #
Alw ayss teer,b rake or accelera teyour‐
self ,especiall yifActiveLaneK eeping
Assis twarns youorm akesalane-cor‐
re cting brak eappli cation. &
WARNING Risk of accident despi teinter‐
ve ntio nofA ctiveLaneK eeping Assist
Ac tiveL aneK eeping Assis tdoes no tdetect
traf ficc onditions or road users. In very rare
cases, thes ystem ma ymakeani nappropri‐
at eb rake application, e.g. af teri ntentional ly
driving overas olidl ane marking.
The brak eapplication can be inter rupte dat
an yt ime if yous teer slightl yinthe opposite
direction. 216
Driving and pa rking

R
Vehicles with atyrep ressur emonitoring
sy stem: allfitted wheels mu stbe equipped
wit hfunctioning sensor sfor thet yrep res‐
sur em onitoring sy stem.
R Attemp eratures belo w7°C, use winter tyres
or all-season tyres mar kedM +Sfora ll
wheels.
Wi nter tyres bearing thei snowflake
symbol in addition totheM +S marking pro‐
vide theb estp ossible grip in wintr yroad
conditions.
R ForM +S tyres, only use tyres wit hthe same
tread.
R Obser vethem aximum permissible speed for
th eM +S tyres fitted.
If th is is belo wthe vehicle's maximum speed,
th is mus tbeindicated in an appropriat elabel
in thed rive r's field of vision.
R Runinn ewtyres at moderat espeed sfor the
fi rs t1 00 km.
R Replace thet yres af ters ixyearsatt he latest,
re ga rdless of wear. R
When replacing with tyres that do not
fe atur erun-flat characteristics: vehicles
wit hM OExtended tyres ar enotequipped
wit haT IREFIT kit at thef actor y.Equi pthe
ve hicle wit haTIREFIT kit af terr eplacing with
tyres that do no tfeatur erun- flat characteris‐
tics, e.g .winter tyres.
Fo rm orei nformation on wheels and tyres, con‐
ta ct aq ualified specialis tworks hop.
Be sur etoalso obse rvet he following fur ther
re lated subjects:
R Notesont yrep ressur e(→pag e385)
R Tyre pressur etable (→ page386) Note
soni nterchanging wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent whee lsizes
Inter changing thef ront and rear wheels if the
wheels or tyres ha vediffere nt dimensions
ma yseve rely impair thed riving characteris‐
tics. The disk brakes or wheel suspension compo‐
nents ma yalso be damaged. #
Rotate front and rear wheels on lyifthe
wheels and tyres ar eofthe same
dimensions. Inter
changing thef ront and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nde rthe general operating pe rmit in valid.
The wear pat tern sont he front and rear wheels
dif fer:
R Front wheels wear mor eonthe shoulder of
th et yre
R Rear wheels wear mor einthe centre ofthe
tyre
On vehicles wit hthe same front and rear wheel
size, youc an inter chang ethe wheels every
5,000 to10,000 km, dependin gonthewear.
Ensur ethe direction of rotatio nism aintained for
th ew heels.
It is imperativ etoobservethei nstruction sand
saf etyn otes on "Wheel change" when doin gso. Wheels and tyres
395

È
.................................................... 439
_Example: Front lef tseat back‐
re st notloc ked ................................... 456
bExample: Lef tdipped beam ........ 459
Fa ult Driv eatmax.80k m/h .............. .435
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 32
Fr ont-passenger airbag enabled See
Owner's Manual ................................... 431
!inoperativ eSee Owner's Man‐
ual ........................................................ 417
÷ inope rativ eS ee Owner' sMan‐
ual ....................................................... .419
T inope rativ eS ee Owner' sMan‐
ual ....................................................... 421
GInope rative ................................. .426
bIntelligent Ligh tSystemi noper‐
ative ....................................................4 60
ÂKe ynotdetected (red displ ay
messa ge).............................................4 49ÂKe
ynotdetected (whit edispl ay
messa ge).............................................4 49
Le tfresh airi ntot he vehicle interior!
Air conditioningm alf.Visit workshop .. 453
Limiter inoperative .............................. 439
Limiter passive .................................... 439
Lo we ring ............................................. 440
A Malfunction Consult workshop ... 459
bMalfunction See Owner's Man‐
ual .......................................................4 60
max. spee d35km/h.......................... 440
ð Maximum speed exceeded ..........4 40
Np ermanently activ eRiskofv ehicle
ro lling .................................................. 450
ëOff .............................................. .438
Onl yselect Park (P) when vehicle is
st ationary ............................................ 450
K Open/close topc omple tely ....... 458
!Pa rking brak eSee Owner's
Manual ................................................ 423 ÂPlace
thek eyinthem arked
space See Owner's Manual .................449
PRE-SAFE inoperativ eSee Owner's
Manual ................................................ 427
Ra dar sensor sdirty See Owner's
Manual ........................................ 428, 429
hRe ctify tyrepressure ................... 445
! Release parkin gbrake ................ 422
Re place keyS eeOwner' sManual ........ 448
 Replace key................................ .448
8Re servefuel le vel........................ 443
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 430
Re versing no tposs. Consult work‐
shop ....................................................4 51
Risk of vehicle rolling Driver door
open and transmission no tinP...........450
Speed limi t(winter tyres) XXX km/h ...440
# Starte ngine See Owner' sMan‐
ual ...................................................... .442 Index
487

K
Starte ngine See Owner' sMan‐
ual ...................................................... .457
Ð Steering malfunction Drive
carefull yVisit workshop ......................4 53
ÐSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 454
ÐSt eering malfunction Stop
immediatel ySee Owner's Manual .......454
St op vehicle Lea veengine running
Wa itTransmission cooling ...................452
#St opvehicle Lea veengine run‐
ning ..................................................... 443
# Stop vehicle See Owner's Man‐
ual .......................................................4 42
ÉSt opvehicle Vehicle tool ow ........ 434
bSwitc hofflights .......................... 460
bSwitc honheadlamps .................. 461
To shif tout of PorN,d epress brake
and star te ngine .................................. 450
K Topl owe ring ............................... 458 To
pupc oolant See Owner ’sManual ....441
¥ Topupw asherfluid .................... .456
Tr af ficS ign Assi stCamer aview
re stricted See Owner's Manual ........... 437
Tr af ficS ign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 437
Tr af ficS ign Assi stinope rative ............. 437
Tr ansmission Malfunction Stop ............ 451
! Turn on thei gnition torelease
th ep arking brake ................................ 421
Ty re press. monitor cur rentl yu navail‐
able .................................................... .446
Ty re press. monitor inoperative ...........447
Ty re press. monitor inoperativ eNo
wheel sensors .................................... .447
Ty re pressur eChec ktyres ...................4 44
d Vehicle is operational Switch
of ft he ignition befor eexiting ............... 451
ÉVe hiclerising Please wait............ 433
ÉVe hiclerising ...............................4 33hWa
rning tyr edefect .................... .446
hWheel sensor(s) missing ..............447
K While stationar y,appl ythe
brakes befor eoperating thes oftt op. .. 457
Wi thout changing gear,c onsult work‐
shop ....................................................4 51
Displa yonthe windsc reen
see Head-up display
Distance control see ActiveD ista nce Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see ActiveD ista nce Assi stDISTRONIC
Door Additional door loc k............................. .68
Lockin g(from inside) .............................69
Opening (from inside) ............................68
Po we rclosing function ......................... .73
Un lockin g(emer gency key) .................... 73
Un lockin g(from inside) ........................ .68
Door cont rolp anel .................................... .16488
Index

Door cont
rolp anel (rear) .......................... 18
Draught stop
Car e................................................... .357
Drink sholder
see Cup holder
Driv eAwayA ssist .................................... 204
Driv eposition
Selecting .............................................1 50
Driv eprogram display ............................ .147
Driv eprograms
see DYNA MIC SELECT
Driving lights see Automatic driving lights
Drivin gsafet ys ystem ............................ .163
ABS (Anti-loc kBraking Sy stem) ........... 16 4
Ac tiveB rake Assi st.............................. 167
Ad aptiv ebrake light s........................... 172
BA S(Brak eAssistSystem) .................. 16 4
EBD (Electroni cBrake forc eD istribu‐
tion )..................................................... 167
ESP ®
(Electroni cStabilit yProgram)
Crosswind Assis t................................. 167
Overvie w............................................. 16 3Ra
dar sensor s..................................... .163
Re sponsibility ...................................... 16 3
ST EER CONTROL ................................. 167
Drivin gsystem
see 360° Camera
see ActiveB lind Spo tAssist
see ActiveD ista nce Assi stDISTRONIC
see ActiveL aneK eeping Assist
see ActiveP arking Assist
see ActiveS peed Limi tAssist
see ActiveS teering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spo tAssist
see Cruise control
see Driving saf etys ystem
see HOLD function
see Limiter
see Night View Assi st
see Parking Assis tPARKTRONIC
se eR eversing camera
see Traf ficS ign Assi st
Drivin gtips
Drivin gabroad (changin gthe lights) ..... 11 7
Gene rald rivin gtips ............................ .143 Ru
nning-in no tes. .................................1 42
Dr ow siness de tection
see ATTENTION ASSIST
Dynamic handling control sy stem
see ESP ®
(Elect ronic Stabilit yProgram)
DY NA MIC SELECT .................................... 147
Con figuring driv eprogram I................. 14 8
Displ aying engin edata. ...................... .148
Displ aying vehicle dat a........................ 14 8
Driv eprogram displ ay......................... .147
Driv eprograms .... ............................... .147
Fu nctio n............................................... 147
Operating (DYNAMIC SELECT switch) .............................................................1 47
Selecting thed rive program ................. 147 E
E10 ............................................................ 41 0
Easy entr yfeature
Fu nction/no tes. .................................. 103
Setting ................................................. 104
Easy exitfeature
Fu nction/no tes. .................................. 103
Setting ................................................. 104 Index
489