2019 MERCEDES-BENZ SLC ROADSTER brake fluid

Jump
start ing .................................2 60
Overvi ew....... ................................. 257
Rep lacing .......................................260
Belt
see Seat belts
Belt warni ng....... .................................. 42
Blin dSpot Assist
Activating/d eactivating .................175
Displ aymessa ge....... ..................... 198
Notes/fu nction..............................163
Blueto oth®
Searchi ngfor amobi lephone ........221
Searchi ngfor amobi lephone
(de vice mana ger)........................... 222
see also Digita lOpera tor'sMan-
ua l....... .............. .............................217
Tel epho ny....... ...............................221
Brake AssistSyste m
see BAS (Brake AssistSystem)
Brake fluid
Displ aymessa ge....... ..................... 188
Notes .............................................301
Brake forcedistributi on
see EBD (electronic brakeforce
dis tribu tion)
Brake lamps
Adap tive....... ....................................60
Dis play mes sage ............ ................193
Brake s
ABS ............ ........................ ..............57
Ada ptive Bra keAssi st............ .......... 59
BAS ............ ............ ..........................57
Bra kefluid(no tes)............ .............301
Displ aymessa ge....... ..................... 183
EBD .............. ....................................63
High -perfo rmance brakesystem ....140
Impo rtant safety notes ............ ......139
Mai ntenance .................................. 140
Pa rking brake............ ....................135
Ri ding tips............ ..........................139
Wa rning lamp ............ .....................210
Breakdo wnassi stanc e
Re flective safety jacket ............ ......251
Whe rewillIfind...? ............ ............ 251
see Flattire
see Towingaway Brightn
esscontrol (instrumen t
cl uster lightin g)........... ........................32
Bulbs
see Repla cing bulbs C
Cal ifornia
Impo rtant notice forreta ilcus-
tomers andlessee s........... ...............24
Cal ling up amalfun ction
see Disp laymess ages
Car
see Vehi cle
Care
Carwa sh ........... .............................246
Exhau stpip e........... .......................250
Exterior lights ....... ......................... 249
Matte finish................................... 248
Notes .............................................245
Pai nt....... ....................................... 247
Pow erwa sher ................................247
Rea rview camera .......................... 250
Sensors ......................................... 250
Was hing byhand ........................... 246
Whee ls....... ....................................249
Windo ws....... ................................. 249
Wip erbla des ....... ........................... 249
CD
see also Digita lOpera tor'sMan-
ua l....... ...........................................217
CD player (on-bo ardcomputer) ........173
Ce nter conso le
Lowe rsection .................................. 35
Uppe rsection .................................. 34
Ce ntral locking
Automa ticlocking (on-board
compu ter)....... ...............................178
Locking/u nlocking(SmartKe y)....... .66
Cha nging bulbs
Sid emark erlamps (rear)... ............ 103
Child
Rest raintsyst em.............................. 55
Child seat
For ward- facing restraint system...... 56
On thefron t-passe nger seat ............ 56
Rearwar d-facin gres traint system.... 56 6
Index

tim
e.Thi sma yal so occu raf ter the vehicleha s
be en washe dor driven throughde ep water.
Yo uthe nha ve todepre ssthe brakepedal
mor efir ml y.Ma inta inagre aterdi sta nce from
the vehiclein fro nt.
After drivin gon awe troa dor havin gthe vehi-
cle washe d,bra kefirml ywh ile pa ying atte ntion
to the trafficcond itions .Thi swi llwa rm upthe
bra kediscs ,the reb ydry ing themmor equ ickl y
and protecti ngthe magainst corr osion.
Li mite dbrak ingperf orman ceon salt-
treate droad s If
yo udri ve on salte droa ds,a laye rof saltres i-
du ema yfor mon the brakediscs and brake
pa ds.Thi scan resultin asigni ficantl ylo nge r
bra king dista nce.
R In ord erto pre vent anysaltbu ild-u p,apply
the brakes occa siona lly wh ile pa ying atte n-
tio nto the trafficcond itions .
R Ca ref ully de pre ssthe brakepedaland the
be ginning andend ofajou rney .
R Ma inta inagre aterdi sta nce tothe vehicle
ah ead.
Se rvi cing the brak es !
The
brakefluidlevel maybe too low, if:
R ifthe red brakewarning lamp lights upin
the instrument cluste rand
R youhe ar awa rning tone while the engine
is running
Ob serve additio nal warning mes sage sin the
mu ltifu nctio ndisp lay.
The brakefluidlevel maybe too low du eto
bra kepadwe aror leaki ng bra kelines .
Hav ethe brakesyste mche cked immed i-
ate ly.Co nsu ltaqu alifi ed speci alistwo rk-
sho pto arrange this.
! As
the ESP ®
sy ste mopera tes automa ti-
cal ly,the engineand theigniti onmu stbe
sw itch edoff (theSma rtKeymu stbe inpo si-
tio n0092 or0047 inthe igniti onlock), ifthe
el ectri cpa rki ng bra keistes ted onabra king
dy nam ome ter(ma ximum 10second s).
Braki ngtrigg eredau toma tically by ESP ®
may causeseve redamag eto the brakesys-
tem. All
checks andmaintenance workon the brake
sy stem mustbe carri edoutat aqu alifi ed spe -
cia list wor kshop .
Have brakepads insta lled and brakefluid
rep laced ataqu alifi ed spe cialist wor kshop .
If the brakesystem hasonly beensub ject to
mode rateloads, youshou ldtest thefuncti on-
al ity ofyour bra kes atregu larinterv als.
Informa tiononBAS (BrakeAssi st)(Ypage 57).
Merce des-Benz recom mends thatyouonly
hav ebra kepads/l inings insta lled on your vehi -
cle whichhav ebee nap prov edfor Merce des-
Benz vehicles orwhi chcorre spondtoan
equ ivalent quality stand ard.Brake pads/
li nings whichhav enot beenap prov edfor
Merce des-Benz vehicles orwhi chare not ofan
equ ivalent quality cou ldaffe ctyour vehi cle's
ope ratingsafety .
Merce des-Benz recom mends thatyouonly use
bra kefluidthat hasbeenspe cially ap prov ed
for your vehi clebyMerce des-Benz, orwhi ch
corre sponds toan equ ivalent quality stand ard.
Brake fluidwhi chhas notbeenap prov edfor
Merce des-Benz vehicles orwhi chisnot ofan
equ ivalent quality cou ldaffe ctyour vehi cle's
ope ratingsafety .
Hig h-perfo rmance brakesystem
(e xc ept Merc edes-AMG SLC 43) AMG
brakesystems aredesigne dfor hea vy
loa dsand havecompo nentswith corre spond-
ing prop erties.Thi smay leadto nois ewhe n
bra king. Thiswi lldep end on:
R Spee d
R Braki ngforce
R Ambi entcondi tions, e.g.tempe ratureand
hu mid ity
The wearofindi vidualcompo nentsofthe
bra kesystem, suchasthe brakepads/l inings
or bra kediscs, depends onthe individualdri v-
ing styleand operatingcondi tions.
For this reason, itis imp ossi ble to state amil e-
ag ethat willbe validund erallcircu mstance s.
An aggres sive driving stylewi lllea dto hig h
we ar. You canobta inmore informationonthis
from aqu alifi ed spe cialist wor kshop .
New andreplaced brakepads and discs only
rea chthei ropti mum braking effectafte rsev-
era lhu ndred kilometer sof dri ving. Compe n-
sate forthis byapplying grea terforce tothe
bra keped al.Kee pthis inmind ,and adaptyo ur 140
Dri
vin gtipsDri vin gand parking

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions The
yellow 0024warninglamp lightsup and thered 0049 (USA
on ly) or0024 (Canadaonly) ind icat orlamp flashes .
It is no tpos sibleto apply theelec tric park ingbrak eman ually.
X Sh ift thetrans mis sion topos ition 005D.
X Vis itaqualif iedspecialistwor kshop . 0027
(USAon ly)
004D (Canadaonly)
Che ckBrakeFluid Che
ckBrakeFluid
Lev el Lev
el The
reisno ten ough brakefluid inthebrak efluid reservoir.
In addit ion,th e0027 (USAon ly) or004D (Canadaonly) warn ing
lamp lightsup intheins trumen tclus terand awarn ingtone soun ds.
G WAR
NING
The brak ingeffectmay beimp aire d.
The reisaris kof an acc iden t.
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.Do notco ntinu edri vin g
und erany circum stanc es.
X Se cur eth eveh icleagain strol lingaway (Ypage 134).
X Con sult aqualif iedspecialistwor kshop .
X Do notadd brak efluid .This does notco rrec tth emalf unction . 0026
Che ckBrakePad Che
ckBrakePad
Wea r Wea
r The
brak epads /linin gshav ereac hedtheir wear limit.
X Vis itaqualif iedspecialistwor kshop . PRE
-SAFEInopera‐ PRE
-SAFEInopera‐
tiv eSee Opera‐ tiv
eSee Opera‐
tor 'sManual tor
'sManual Im
por tantfun ction sof PRE -SAF E®
hav efail ed. Allot her occup ant
saf etysyst ems ,e. g. air bags ,rem ainavail able.
X Vis itaqualif iedspecialistwor kshop immediat ely. Act
ive Brake Act
ive Brake
Ass ist Functions Ass
ist Functions
Cur rently Limited Cur
rently Limited
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual Ac
tive Brake Assis tis tempo rarily ino per ative.
Pos siblecaus esare:
R theradar sensor syst emistempo rarily ino per ative, e.g. due to
elec tromag netic radi ation emi tted bynearby TVorradi ostati ons
or other sour cesof elec tromag netic radi ation
R thesyst emisout side theoper ating tempe rature range
R theon -boar dvol tag eis toolow
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Brake Assis tis oper ationalagain .
If th edisp laymes sage does notdisap pear:
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 134).
X Rest arttheen gin e. 188
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Safety
systems Warning/
indicator
lamp 00510051
Signal type
Possible causes/co nsequences and0050 0050
Solutions 0027004D
0051
0027 (USAonly)or004D (Canada only):thered brake system warning lamp
is lit while theengine isrunning. Awarning tonealsosounds.
G WARNING
There isnot enough brakefluidinthe brake fluidreservoir.
The braking effectmaybeimpaired.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tionto
road andtraffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 134).
X Do not add brake fluid.Adding morewillnotcorrect themalfunction .
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . 0027
0051
USA only: thered brake system warning lampislit while theengine isrun-
ning. Themultifunct iondisplay alsoshows adisplay message withthe0026
symbol.
The brake pads/linings havereached theirwear limit.
X Visit aquali fiedspecialist workshop. 0025
0051
The yellow ABSwarning lampislit while theengine isrunning.
ABS (anti-lock brakingsystem) ismalfunction ing.
If there isan additional warningtone,theEBD (electronic brakeforcedistribu-
tion) ismalfunction ing.
Other driving systems anddriving safetysystems mayalsomalfunction .
G WARNING
The brake system continues tofunct ionnormally, butwithout thefunct ionslis-
ted above. Thefront andrear wheels couldtherefore lockifyou perform afull
brake application, forexample.
The steerability andbraking characterist icsmay beseverely affected. Thebrak-
ing distance inan emergency brakingsituation canincrease.
If ESP ®
is not operational, ESP®
is unable tostabilize thevehicle.
There isan increased riskofskidding andanaccident.
X Observe theadditional displaymessages inthe multifunct iondisplay .
X Drive oncarefully.
X Visit aquali fiedspecialist workshop immediately.
If the ABS controlunit isdefective, thereisalso apossibili tythat other systems,
such asthe navigation systemorthe automatic transmission,willnotbeavaila -
ble. 210
War
ning andindicator lampsOn-board computerand displays

Make
surethatwindshield washerconcen-
trate isnot spilled inthe vicinity ofthe filler
neck . Example
X To open: pullcap 0043upwa rdsbythe tab.
X Add thepremixed washerfluid.
X To close :press cap0043onto thefiller neck
until itengages.
If the washer fluidlevel drops below therec-
ommended minimumfluidlevel of1US qt
(1 liter), amessage appearsinthe multifunc-
tion display prompting youtoadd washer fluid
(Y page 206).
Further information onwindshield washer
fluid/antifreeze (Ypage 302). Overview
ofthe engine compart -
ment Example
engine
0043 Engin eoil cap
0044 Oildipstick
0087 Brake fluidreservoir
0085 Washer fluidreservoir
0083 Coolant expansion tank ASSYST
PLUS Service
display
The ASSYST PLUS service interval displayindi-
cates theremaining timeperiod orthe remain-
ing distance tothe next regular service due
date.
Inform ationonthe type ofservice andservice
intervals (seetheseparate Maintenanc eBook-
let).
You canobtain further information froman
authorized Mercedes-Ben zCenter orat
http: //www.mbusa.com (USAonly).
i The
ASSYST PLUS service interval display
does notshow anyinformation onthe
engine oillevel. Observe thenotes onthe
engine oillevel (Ypage 241).
The multifunction displayshowsaservice dis-
play forafew seconds, e.g.:
R Service Ain ..Days Service
Ain ..Days
R Service ADue Service
ADue
R Service AExceeded by..Days Service
AExceeded by..Days
Depending onthe operating conditionsof the
vehicle, theremaining timeordistance until
the next service duedate isdisplay ed.
The letter A A
or B B,
possibly inconn ection witha
number oranother letter,shows thetype of
service. A A
stands foraminor service andB B
for
a major service.
You canobtain further information froman
authorized Mercedes-Ben zCenter.
Depending onhow thevehicle isused, the
ASS YST PLUS service interval displaymay
reduce theservice interval, e.g.inthe follow-
ing situations:
X the vehicle isprimarily usedtotravel short
distances
X ifthe engine isoften leftidling forlong peri-
ods
X ifthere arefrequent coldstart phases
Mercedes-Ben zrecommen dsyou avoid such
operating conditions.
The ASSYST PLUS service interval displaydoes
not take intoaccount anyperiods oftime dur-
ing which thebattery isdisconnec ted. 244
ASSY
STPLUSMaintenance andcare

X
Thoroughly hosedown thevehicle witha
gentle jetofwater.
X Do not point thewater jetdirectly towards
the airinlet orthe edges ofdecorative foils.
X Use plenty ofwater andrinse outthe
sponge frequent ly.
X Rinse thevehicle withclean water anddry
thoroughly withachamois.
X Do not letthe cleaning agentdryonthe
paintwork orthe decorative foils.
Carefully removealldeposits ofroad saltas
soon aspossible whendriving inwinter.
Power washers G
WARNIN
G
The water jetfrom acircular jetnoz zle(dirt
blasters) cancause invisible exteriordam-
age tothe tires orchassis compon ents.
Component sdamaged inthis way may fail
unexpect edly.There isarisk ofan accident .
Do not use power washers withcircular jet
noz zles toclean thevehicle. Havedamaged
tires orchassis compon entsreplaced imme-
diately.
! Vehicles
withdecorative film:parts ofyour
vehicle arecovered withdecorative film.
Maintain adistance ofat least 27.5in
(70 cm) between thefilm-c overed partsof
the vehicle andthenozz leof the power
washer.
Infor mation aboutthecorrec tdistance is
availabl efrom theequipment manufacturer.
Move thepower washer nozzlearound when
cleaning yourvehicle.
The water temperat ureofthe power washer
must notexceed 140‡(60 †).
! Always
maintain adistance ofat least
12 in(30 cm) between thevehicle andthe
power washer nozzle.Infor mation aboutthe
correc tdistance isavailabl efrom theequip-
ment manufact urer.
Move thepower washer nozzlearound when
cleaning yourvehicle.
Do not aim directly atany ofthe following:
R Tires
R Door gaps, roofgaps, joints,etc.
R Elect ricalcompon ents R
Batt ery
R Plug-type couplings
R Light bulbs
R Seals
R Trim elements
R Vent ilation slots
Damaged sealsorelectric alcompon ents
can lead toleaks orfailures.
! If
you clean thetank fillerrecess whenitis
open, donot use apower washer. Thiscan
cause damage tothe seals orother compo-
nent s.
Cleaning thepaint work !
Do
not affix:
R stick ers
R films
R magnetic platesorsimilar items
to painted surfaces. Youcould otherwise
damage thepaintwork .
Scr atches, corrosiv edeposits, areasaffected
by corrosion anddamage causedbyinade-
quate carecannotalway sbe completely
repaired. Insuch cases, visitaqualified spe-
cialist workshop.
X Remove dirtimmediately, wherepossible,
while avoiding rubbingtoohard.
X Soak insect remains withinsect remover
and rinse offthe treated areasafterwards.
X Soak birddroppings withwater andrinse off
the treated areasafterwards.
X Remove treeresin, oils,fuels andgreases by
rubbing gentlywithacloth soaked inpetro-
leum ether orlighter fluid
X Remove coolantandbrake fluidwithamoist
cloth andclear water.
X Use tarremover toremove tarstains.
X Use silicone remover toremove wax.
If water nolonger forms"beads" onthe paint
surface, usethepaint careproducts recom-
mended andapproved byMercedes- Benz.This
is the case approximately everythreetofive
mont hs,depending onthe climate conditions
and thecare product used.
If dirt has penetr atedthepaint surface orif
the paint hasbecome dull,thepaint cleaner
recomm endedandapproved byMercedes-
Benz should beused. Care
247Maintenance andcare Z

The
table shows whichengine oilshave been
approved foryour vehicle. Model MB-Fr
eigabe or
MB-Ap proval All
models 229.
5 i
MB
approval isindicated onthe oilcon-
tainers.
Fillin gcapacities The
following valuesrefertoan oilchange
including theoilfilter. Model Capacity
SLC
300 6.7
USqt(6.3 l) Merce
des-AMG
SLC 43 6.9
USqt(6.5 l) Ad
diti ves !
Do
not useany additive sin the engi neoil.
Thi scou ldda mag ethe engi ne. Brake
fluid G
WARNI
NG
The brakefluidconsta ntlyabsorb smoi stur e
from theair. Thi slo we rsthe boiling pointof
the brakefluid.If the boiling pointofthe
bra kefluidistoo low, vap orpocke tsmay
form inthe brakesystem when the brakes
are applied ha rd. Thiswo uld imp airbra king
effi ciency. Thereisaris kof an acci dent.
Yo usho uld ha ve the brakefluidrene wedat
the specified inter vals.
Whe nha ndl ing brakefluid,obs erve theimpor-
tant safety notes onservice products
(Y page 298 ).
The brakefluidcha nge inter valscan befou nd
in the Maintena nceBookl et.
Only usebra kefluidap pro ved byMer cedes-
Benz inacco rdance with MB-Fre igab eor MB-
Appr oval331.0.
Infor mationabou tap pro ved brakefluidcan be
obta inedat any qualifi ed spe cialist wo rksho p or
on the Interne tat
http://b evo.merce des-benz.co m.
i Have
thebrakefluidregu larly repl aced ata
qu alifi ed spe cialist wor kshop andthe
repl acem entconfirm edinthe Maintenance
Bookl et. Co
olant
Importan tsafe tynotes G
WARNI
NG
If antifr eezecomes intocontact with hot
compo nentsinthe engi necompa rtment, it
may ignite.The reisarisk offire and injury .
Let the engi necool downbefo reyouad d
antifr eeze.Make surethat antifr eezeisnot
spi lled next tothe filler neck. Thoroughly
clea nthe antifr eezefrom compo nents
befo restarti ngthe engi ne.
! Only
addcool antthat hasbeenprem ixed
wi th the desiredantifr eezeprote ction. You
coul dotherw isedamag ethe engi ne.
You canfind additi onal notes onthe cool ant
in the followi ngplaces:
R in the Merce des-Benz Specifications for
Servi ceProd ucts, MBBeVo 310.1
- on the Internet at
http://be vo.mercedes-benz.com
- on the Merce des-Benz BeVoapp
R aqu alifi ed spe cialized workshop
! Alwa
ysuse asui tabl ecool antmixtu re,
even incountri eswhe rehig htempe ratures
prev ail.
Otherw ise,the engi necool ingsystem isnot
suff iciently prote ctedfrom corros ionand
overh eating.
i Have
thecool antregu larly repl aced ata
qu alifi ed spe cialist wor kshop andthe
repl acem entconfirm edinthe Maintenance
Bookl et.
Com plywith the important safetynotes for
servi ceprod ucts whenhand ling cool ant
(Y page 298 ). Servi
ceproducts andfilling capac ities
301Tec hnical data Z