service MERCEDES-BENZ SL CLASS 2020 Owner's Guide

G
WARNING
During chargingand jump-starting, explosivegase scan escap efrom thebattery .There isa
risk ofan explo sion.
Particu larlyavoi dfire, open flames,creating sparksand smoking. Ensurethereissuffi cient
ventila tionwhilechargi ngand jump-starting. Donot leanover abattery . G
WARNING
During thechargi ngprocess ,a battery produceshydrogen gas.Ifashort circuitoccurs or
spar ksare created ,the hydrogen gascan ignite. Thereisarisk ofan explo sion.
R Make surethattheposi tive terminal ofaconnected batterydoesnotcome intocontact with
vehicl eparts.
R Never placemetal objects ortools onabattery .
R Itis impor tantthatyouobse rvethe descri bedorder ofthe battery terminal swhen connect-
ing and disconnecting abattery .
R When jump-starting, makesurethatthebattery poleswith identical polarityareconnected.
R Itis particu larlyimpor tanttoobse rvethe descri bedorder whenconnecting anddisconnect-
ing the jumper cables.
R Never connect ordisconnect thebattery terminal swhi lethe engine isrunning. G
WARNING
A discha rgedbattery canfreeze attempera turesbelow freezing point.Whenjump-starting the
vehicl eor chargi ngthe battery ,gase scan escap efrom thebattery .There isarisk ofan explo -
sion.
Allow thefrozen battery tothaw outbefore chargingitor jump-starting.
! Avoid
repeatedand lengthy starting attempts. Otherwise,the catal yticconverter couldbe
dama gedbythe non-combusted fuel.
If the indica tor/warni nglamp sdo not light up atlow tempera tures,itis very likelythat thedis-
charge dbattery hasfrozen. Inthis case, youmay neither chargethebattery norjump-start the
vehicl e.The service lifeofathawe d-outbattery maybeshorter. Thestarting characteristics can
be impa ired,particu larlyat low tempera tures.Havethethawe d-outbattery checked ataqua li-
fied speci alist worksho p.
Do not start thevehicl eusi ng arapi dchargi ngdevi ce.Ifyou rvehicl e'sbattery isdischa rged,the
engine canbejump-started fromanother vehicleor from adonor battery using jumper cables.
Observe thefollowi ngpoints:
R The battery isnot accessi bleinall vehicl es.Ifthe other vehicle'sbattery isnot accessi ble,
jump-start thevehicl eusi ng adonor battery orajump-starting device.
R You may onlyjump-start thevehicl ewhen theengine andexhau stsystem arecold.
R Do not start theengine ifthe battery isfrozen. Letthe battery thawfirst.
R Only jump-start frombatterie swith a12 Vvoltag erating.
R Only usejumper cableswhi chhave asuffi cient cross-section andinsul ated terminal clamps.
R Ifthe battery isfull ydischa rged,leavethe battery thatisbei ng used tojump-start connected
for afew minutes beforeattempting tostart. Thischarge sthe battery slightly.
R Make surethatthetwo vehicl esdo not touch. Jump-star
ting
289Breakdown assistance Z

Chec
kwheel sand tires for damag eat least
on ce amon th.Chec kwheel sand tires after
driv ingoff-road oron roug hroad s.Dam aged
wheel scan caus ealoss oftirepre ssur e.Pay
part icular attentio nto damag esuc has:
R cut sin thetir es
R punc tures inthetir es
R tears inthetir es
R bulges ontires
R def orm ationor sev ere corrosio non wheel s
Regular lych eck thetir etread dept hand the
co ndi tionof thetread across thewhole width
of all tires (Y page 297). Ifne ces sary, turnth e
fr on twheel sto full lockin ord erto ins pec tth e
inn erside ofthetir esurf ace.
All wheel smust haveavalv ecap topro tect
th evalv eagain stdirt and mois ture.Do not
moun tanyt hingon to thevalv eot her than the
st and ard valvecap orother valvecaps
appro vedbyMer cedes-Ben zfor your vehicle.
Do notuse anyother valvecaps orsyst ems ,
e.g .tir epre ssur emon itorin gsyst ems .
Regular lych eck thepre ssur eof all thetir es
part icular lyprio rto lon gtrips. Adjus tth etir e
pre ssur eas neces sary (Ypage 299).
The servicelife oftires depen ds,amon got her
th ing s,on thefoll owin gfac tors:
R Dr ivin gst yle
R Tire pressur e
R Dis tan cecover ed Not
eson tiretread G
WAR
NING
If th ere isins ufficie nttiretread, thetir etrac-
tio ndec reas es.The tiretread isno longer
able todiss ipatewate r.This increas esthe
ris kof hydr oplan ingwhen theroad surface
is wet ,part icular lywhen theveh icle'sspee d
is no tadapt edtotheroad condi tions.Ther e
is aris kof an acc iden t.
When thetir epre ssur eis toohigh ortoo
low, tires may wear differe ntly at diff ere nt
poin tson thetir etread. Therefore, regularly
ch eck thetir etread dept hand theco ndi tion
of thetread across thewhole widthof all
tir es. Min
imum tiretread dept hon :
R Sum mer tires: 00CEin(3 mm)
R M+S tires: 00CFin(4 mm)
For safe tyreas ons,have thetir es rep lace d
bef ore they reac hth elegally prescribe dmin -
imum tiretread dept h. Mark
ing0043sho wswher eth ebar indicat orfor
tr ead wear (arrow) isint egr atedint oth etir e
tr ead.
Tre adwear indicat ors (TWI )are required by
law. Sixindicat ors are posi tionedon thetir e
tr ead. They arevisible once atread dept hof
appr oximat ely00CD in(1.6 mm)ha sbe en
re ach ed. Ifth is isthecas e,thetir eis so worn
th at itmust berepl aced . Select
ing,mou nting and replacing
tir es
Tire sand wheels
R On lymoun ttir es and wheels ofthesame
type andmake.
Ex cep tion:itis perm issibleto moun ta dif-
fer ent type ormak ein theeven tof aflat
tir e. Obse rveth e"MOE xtend edtires (tires
with run-flat charac terist ics)"sec tion
(Y page 281).
R On lymoun ttir es ofthecor rectsiz eon to the
wheels .
R Break innew tires atmode ratespee dsfor
th efir st 60 miles (100km). Thenew tires
on lyreac hth eir full perf ormanceaft erthis
dist ance. Oper
ation
297Wheels andtires Z

Summ
er
tires Index Speed
rating ZR...(..
Y) over
186mph (300km/h) ZR over
149mph (240km/h) R
Optionally, tireswithamaximum speedof
over 149mph (240 km/h) mayhave "ZR"in
the size description, dependingonthe man-
ufacturer (e.g.245/ 40ZR18 ).
The service specification ismade upofload-
bearing index0083and speed rating0084.
R Ifthe size description ofyour tireincludes
"ZR" andthere arenoservice specifications,
ask thetire manufacturer inorder tofind
out themaximum speed.
If aservice specification isavaila ble,the
maximum speedislimited according tothe
speed ratinginthe service specification.
Example: 245/40ZR18 97Y.Inthis exam-
ple, "97Y"isthe service specifica tion.The
letter "Y"represents thespeed rating. The
maximum speedofthe tire islimi ted to
186 mph (300 km/h).
R The size descriptio nfor alltires withmaxi-
mum speed sof over 186mph (300 km/h)
must include "ZR",and theservice specifi-
cation mustbegiven inparentheses .Exam-
ple: 275/40 ZR18 (99 Y).Speed rating"(Y)"
indicates thatthemaximum speedofthe
tire isover 186mph (300 km/h). Askthe
tire manufacture rabou tthe maximum
speed . All
-
weather
tires
and win-
ter tires Index Speed
rating Q
M+S 1 up
to100 mph (160 km/h) T
M+S 1 up
to118 mph (190 km/h) H
M+S 1 up
to130 mph (210 km/h) V
M+S 1 up
to149 mph (240 km/h) i
Not
alltires withtheM+S marking provide
the driving characteristics ofwinter tires.In
addi tion tothe M+S marking, wintertires
also have the004D snowfla kesymbo lon the
tire wall.Tires withthismarking fulfillthe
requi rements ofthe Rub ber Manufa cturers
Association (RMA)andtheRub ber Associa-
tion ofCana da(RAC) regard ingthe tire trac-
tion onsnow. Theyhave been especia lly
devel oped fordriving onsnow.
An electronic speedlimiterprevents yourvehi-
cle from exceeding thefollow ingspeed s:
R 130 mph (210 km/h):
- All vehicle s(except Mercedes-AMG vehi-
cles)
R 155 mph (250 km/h ):
- Mercedes-AMG SL63
- Mercedes-AMG SL65
R 186 mph (300 km/h):
- Mercedes-AMG SL63 (Performa ncePack-
age)
- Mercedes-AMG SL65 increased maxi-
mum speed
The speed ratingoftires mounted atthe fac-
tory may behighe rthan themaximum speed
that theelectronic speedlimiterpermits.
Make surethatyourtires have therequi red
speed rating, e.g.when buying new tires. The
requi redspeed ratingforyou rvehicle canbe
found inthe "tires" section (Ypage 321).
Further information aboutreadi ngtire data
can beobtained fromanyqualifiedspecia list
workshop.
Load index In
addi tion tothe load -bearing index,load
index 0043may alsobeimprinted onthe side-
1 Or M+S 004D forwinter tires. 312
Al
labout wheelsand tiresWheel sand tires

Treadw
earindic ators
Na rro wba rs (tre adwearbars) thatar edistri b-
ute dove rthe tire trea d.Ifthe tire trea dis level
wi th the bars, the wearlimit of00CD in(1.6 mm)
ha sbe en rea che d.
Oc cupant distrib utio n
The distri butio nof occu pants inaveh icleat
thei rde signa ted seating positio ns.
Total load limit
Nom inallo ad and lugga geload plus 68 kg
(150 lbs) mu ltiplied by the num berof sea tsin
the vehicle. Ch
ang ingawh eel Fl
at tire
The "Breakdo wnassista nce" section
(Y page 281 )conta insinfo rma tionand note s
on how todealwith afla ttire .Info rma tionon
dri ving with MOExte ndedtire sin the eventofa
fla ttire can befou ndund er"M OExtend edtire s
(ti res with run-fla tcha racteri stics"
(Y page 281) . Rotati
ngthe wheels G
WA
RNING
Ro tati ngthe fron tand rearwh eelsifthe
wh eelsor tire sha ve diffe rent dimens ions
ma ysev erelyimp airthe driving characteri s-
tics .The servicebra keorwh eelsu spe nsion
comp onents mayal so be dama ged. The reis
a ris kof an acci dent.
Ro tate front andrearwh eelsonl yif the
wh eelsand tiresar eof the same dimen-
si ons.
! On
veh icles equipp ed with atire pressu re
moni tor,electro niccomp onents arelocate d
in the wheel.
Ti re-m ounting toolssho uld not beused nea r
the valve .Thi scou ldda ma gethe electro nic
comp onents.
Onl yha ve tire scha nge dat aqu alifi ed spe -
cia list wo rksh op. Alw
ayspa yatte ntionto the instructio nsand
sa fety note swh en cha nging awh eel
(Y page 316 ).
The wearpatterns onthe fron tand reartire s
di ffe r,de pendi ng on the opera ting cond itions.
Ro tate thewheelsbe fore acle arwe arpattern
ha sform edon the tires.Front tirestyp ically
we armor eon the shoulde rand reartire sin
the cente r.
On veh icles tha tha ve the same size front and
rea rwh eels,yo ucan rotatethe wheelsacco rd-
ing tothe intervalsin the tire manuf actu rer's
wa rranty book inyour veh icledo cum ents. Ifno
wa rranty book isavaila bl e, the tiressho uld be
rota tedevery3,0 00 to6,0 00 miles(5,000 to
10, 000 km).Dep endingontire wear,thi sma y
be req uired earlier. Do not change thedirec-
tio nof wh eelrota tion.
Cl ea nthe conta ctsurfa ces ofthe wheeland
the brakedisc thor oughl yeve rytime awh eel
is rota ted.Ch eck thetire pressu reand reacti-
va te the tire pressu remoni torifnece ssary. Di
rec tionof rotati on
Ti res with aspe cified directi onofrota tionha ve
ad ditio nal benefi ts,e.g.if ther eis aris kof
hy dro plani ng. Theseadvantag escan onlybe
ga ine difthe tiresar eins talled corr espond ing
to the directi onofrota tion.
An arrow onthe side wa llof the tire indicates
its corr ectdirecti onofrota tion. Sto
ringwh eels
Store wheelstha tar enot being used inacoo l,
dry and preferablyda rk place .Pro tect thetires
from oil,gre ase, gasol ine and diese l. Mou
nting awh eel
Pre parin gthe vehic le X
Stop thevehicleon solid,non-sl ippe ry and
le vel ground .
X Unl oadthe vehicle. The jack canonlybe
us ed when the vehicleis unl aden.
X App lythe electri cpa rking brakema nua lly.
X Bri ng the fron twh eelsinto thestra ight-
ah eadpo sitio n. 31
6 Ch
ang ingawh eelWhe elsand tires

data
isdifferen tfor every vehicle andcan
deviate fromthedata shown here.Youcan
find thedata applicable toyour vehicle on
the vehicle identification plate. Vehicle
identification number(VIN) X
Move thefron t-passenger seatasfar back
as possible.
X Fold upfloor cover ing0043infron tof the
fron t-passenger seat.
You willsee VIN 0044.
The VINcanalso befound inthe following
location s:
R on the lower edgeofthe windshield
(Y page 324)
R on the vehicle identification plate
(Y page 323) Engine
number 0043
Emiss ioncontrol infor mation plate,includ-
ing the cert ification ofboth federal and
Californian emissionsstan dards
0044 Engine number (stamped intothe cran k-
case)
0087 VIN (onthe lower edgeofthe windshield) Service
product sand filling capaci-
ties Impor
tantsafet ynotes G
WARN
ING
Serv iceproduct smay bepoisonous andhaz-
ardous tohealth. Thereisarisk ofinjury.
Comply withinstruct ions onthe use, storage
and disposal ofservic eproduct son the
labels ofthe respect iveoriginal container s.
Always storeservic eproduct ssealed intheir
original container s.Always keepservic e
product sout ofthe reach ofchildren . H
Environm
entalnote
Dispose ofservic eproduct sin an envir on-
ment allyrespon siblemann er.
Serv iceproduct sinclude thefollowing:
R Fuels
R Lubrican ts(e.g. engin eoil, tran smission oil)
R Coolant
R Brak efluid
R Windshield washerfluid
R Climate control system refrigerant
Comply withallvalid regulation swith respect
to handling, storing, and disposing ofservic e
fluids.
Componen tsand servic eproduct smust
matc h.You should therefore onlyuseproduct s
that have been testedand approved by
Mercedes -Benz.
Inf ormat ionabout testedand approved prod-
ucts canbeobtained fromanauthoriz ed
Mercedes -BenzCenter oron the Internet at
htt p:// bevo.m ercedes- benz.com.
You canident ifyserv iceproduc tsapprove dby
Merc edes- Benzby the followin ginsc riptions
on the contain er:
R MB- Freigabe (e.g.MB-Freigabe 229.51)
R MB- Appr oval(e.g. MB-Appr oval229.51)
Oth erdesign ationsor rec omme ndations indi-
cat ealevel ofquality oraspecif ication in
acco rdanc ewith anMB Shee tNumber (e.g.
MB 229 .51). They have notnecessarily been
approve dby Merc edes- Benz. 324
Serv
iceproduct sand filling capacitiesTechnical data

Mercedes-Ben
z.You must observe thenotes
and mixing ratiosspecified onthe cont ainer. Engine
oil
General notes !
Do
not use engine oiloran oilfilter with
specifications deviatingfromthose
expressly requiredforthe prescribed service
intervals. Donot change theengine oiloroil
filter inorder toset replacement intervals
longer thanthose prescribed. Thiscould
otherwise causedamage tothe engine or
exhaust gasaftertr eatment .
Follow theinstruct ionsonthe service inter-
val display forchanging theengine oil.This
could otherwise causedamage tothe
engine orexhaust gasaftertr eatment .
When handling engineoil,observe theimpor-
tant safety notesonservice products
(Y page 324).
The engine oilsarematched tothe perform-
ance ofMercedes-Ben zengines andservice
intervals. Youshould therefore onlyuseengine
oils and oilfilters thatareapproved forvehi-
cles with maintenanc esystems.
For alist ofapproved engineoilsand oilfilters,
consult anauthorized Mercedes-Ben zCenter.
Or visit thewebsite
http: //bevo.m ercedes-benz .com.
The table shows whichengine oilshave been
approved foryour vehicle. Model MB-Freigabe
orMB-App roval All
models 229.
5 Mercedes‑AMG
vehicles:use only
SAE 0W-40 orSAE 5W-40 engine oils. i
MB
approval isindicated onthe oilcon-
tainers.
Fill ing capacities The
following valuesrefertoan oilchange
including theoilfilter.
Missing valueswerenotavaila bleattime of
going toprint. Model Capacity
SL
450 6.9
USqt(6.5l) SL
550 8.5
USqt(8.0l) Merce
des-AMG
SL 63 8.9
USqt(8.5 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 324 ).
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 Servi
ceproducts andfilling capac ities
327Tec hnical data Z

repla
cement confirmed inthe Maintenance
Booklet. Co
olan t
Important safetynotes G
WARNING
If antifreeze comesintocontact withhot
components inthe engine compartment, it
may ignite. Thereisarisk offire and injury.
Let the engine cooldown before youadd
antifreeze. Makesurethatantifreeze isnot
spil led next tothe filler neck. Thorou ghly
clea nthe antifreeze fromcomponents
before starting theengine.
! Only
addcoola ntthat hasbeen premixe d
with thedesi redantifreeze protection. You
could otherwi sedama gethe engine.
You canfind additional notesonthe coola nt
in the follo wing places:
R in the Mercede s-BenzSpecifica tionsfor
Service Products,MBBeVo 310.1
- on the Internet at
<004B005700570053001D00120012004500480059005200110050004800550046
0048004700480056[ -benz.com
- on the Mercede s-BenzBeVoapp
R aqua lified specia lizedworkshop
! Alwa
ysuse asui table coolantmixture,
even incountries wherehightempera tures
preva il.
Otherwi se,the engine coolingsystem isnot
suffi ciently protected fromcorrosio nand
overhea ting.
i Have
thecoola ntregu larlyrepla cedata
qua lified specia listworkshop andthe
repla cement confirmed inthe Maintenance
Booklet.
Comp lywith theimporta ntsafety notesfor
service productswhen handlingcoola nt
(Y pag e324) .
The coola ntisamixture ofwater andanti-
freeze/corrosi oninhib itor.Itis responsi blefor
the follo wing:
R anti-corrosio nprotection
R antifreeze protection
R rais ingthe boiling point If
the coola nthas antifreeze protection down
to -35 ‡(-37 †),theboiling point ofthe cool-
ant duri ngopera tionisapp roximatel y266 ‡
(130 †).
The antifreeze/corro sioninhib itorconcentra-
tion inthe engine coolingsystem should:
R be atlea st50% .This willprotect theengine
cooli ngsystem against freezing downto
app roximatel y-35 ‡(-37 †).
R not exceed 55%(antifree zeprotection down
to -49 ‡[-45 †]). Otherwi se,heat willnot
be dissi pated aseffectivel y.
If the vehicl ehas lost coola nt,add equal
amou ntsofwater andantifreeze/corro sion
inhib itor.
Mercede s-Benzrecommends anantifreeze/
corrosio ninhib itorconcentrate inaccorda nce
with MBSpecifica tionsforService Products
310.1.
i When
thevehicl eis first delivered, itis fil-
led with acoola ntmixture thatensures ade-
qua teantifreeze andanti-corrosio nprotec-
tion.
i The
coola ntischecked withevery mainte-
nance interval ataqua lified specia listwork-
shop.
Fil lin gcapaci ties Missi
ngvalu eswere notavailable attime of
going toprint. Model Capaci
ty SL
450 Approx.
10.8USqt
(10.2 l) SL
550 Approx.
12.5USqt
(11.8 l) Merce
des‑AMG
SL 63 Merce
des‑AMG
SL 65 Approx.
10.5USqt
(10 l) 32
8 Service
products andfilling capacitiesTechnical data

Windshi
eldwashe rsyste m
Important safetynotes G
WARNING
Winds hieldwa sher concentrate ishigh ly
flam mabl e.Ifwind shieldwa sher concentrate
gets onto hotcomponents ofthe engine or
the exhau stsyste m,itcan ignite. Thereisa
risk offire and injury .
Make surethatwind shieldwa sher concen-
trate isnot spilled inthe vicinity ofthe filler
neck.
! Only
usewasher fluidwhi chissui tabl efor
lam plense s,e.g. MBSummerFi tor MB Win-
terFit. Unsuitablewa sher fluidmay dama ge
the lamplense sof the headlamps.
! Only
MBSummerFi tand MBWinterFit
wa sher fluidshou ldbe mixed together. The
spra ynozzles mayotherw isebecome
blo cked.
Do not use disti lledor de-io nized water. Other-
wis e,the leve lsensor maygiveafals eread ing.
When handlingwasher fluid,obse rvethe
impo rtant safetynotes onservice products
(Y pag e324) .
At tempera turesabovefreezing:
X Fill the washer fluidreservo irwith amixture
of wa ter and wind shieldwa sher fluid,e.g.
MB SummerFi t.
X Add 1part MBSummerFi tto 100 parts
wa ter.
At tempera turesbelow freezing:
X Fill the washer fluidreservo irwith amixture
of wa ter and washer fluid,e.g. MBWinterFit.
For thecorrect mixingratiorefer tothe
informa tiononthe antifree zereservo ir.
i Add
wind shieldwa sher fluid,e.g. MBSum-
merFit orMB WinterFit, tothe washer fluid
all yea rround. Cli
mate control syste mrefrige rant
Important safetynotes The
clima tecontrol systemof you rvehicl eis
fill ed with refrig erant R‑134a .
The instructio nlab elrega rding therefrig erant
type usedcan befound onthe radiator cross
membe r.
! Only
therefrig erant R‑134a andthePAG
oil app roved byMerced es-Benz maybe
use d.The approved PAGoilmay notbe
mixed withanyother PAGoilthat isnot
app roved forR-134a refrigerant. Otherwi se,
the clima tecontrol systemmay bedam-
age d.
Service work,suchasrefil ling with refrig erant
or repl acing component parts,mayonlybe
carrie dout byaqua lified speci alist worksho p.
All app licable regu lations, aswel las SAE
standa rdJ639, mustbeadh ered to.
Alwa yshave work onthe clima tecontrol sys-
tem carrie dout ataqua lified speci alist work-
shop.
Refrige rantinstruction label Example
:refrig erant instructio nlab el
0043 Symbo l
0044 Refri gerantfilling capa city
0087 Appli cablestanda rds
0085 PAG oilpart numbe r
0083 Typeof refrig erant
Symbo ls0043 advi seyou about:
R Possi bledange rs
R Having service workcarrie dout ataqua li-
fied speci alist worksho p Servi
ceproducts andfilling capaci ties
329Techn ical data Z