2020 MERCEDES-BENZ SLC oil

In
vehicle swithautoma tictransmission,
engage positionsPa nd Ro nly when the
vehicle isstationary .
Where possible,avoid spinning thedrive
wheel swhen pulling awayonslippery roads.
You could otherwise damagethe drive train. Key
positio ns
Smart Key 005A
Toremove theSmartKey
0047 Power supplyfor some consumers, such
as the windshi eldwipers
0048 Ignition (powersupp lyfor allconsumers)
and drive positio n
0049 Tostart theengine
i The
SmartKey canbeturned inthe ignition
lock even ifit is not thecorrect SmartKey
for the vehicle .The ignition isnot switched
on. The engine cannot bestarted.
KEY LESS-GO Gene
ralnotes
Vehicle swithKEYLESS- GOare equi pped with
aS martKey featuringanintegrated KEYLESS-
GO start function andadetachab leStart/St op
button.
The Start/St opbutton mustbeinserted inthe
ignition lockandtheSmartKey mustbeinthe
vehicle .
When youinsert theStart/St opbutton into
the ignition lock,thesystem needsapprox-
imatel ytwo seconds recognition time.Youcan
then usetheStart/St opbutton.
Pressing theStart/St opbutton several times
in successio ncorresponds tothe different keypositio
nsinthe ignition lock.Thisisonly the
case ifyou arenot depres singthebrake pedal.
If you depres sthe brake pedaland press the
Start/St opbutton, theengine startsimmedi -
ately .
Ac heck which periodicallyestabl ishes aradi o
connection betweenthe vehicle andthe
SmartKey determines whetheravalidS mart-
Key isin the vehicle .This occurs, forexample ,
when starting theengine.
To start thevehicle withoutactively usingthe
SmartKey:
R the Start/St opbutton mustbeinserted in
the ignition lock.
R the SmartKey mustbeinthe vehicle .
R the vehicle mustnotbelocked withthe
SmartKey orKEYLESS- GO(Ypage 66).
Do not keep theSmartKey:
R with electronic devices,e.g.amobilephone
or another SmartKey.
R with metall icobjects, e.g.coins ormetal
foil.
R inside metallicobjects, e.g.ametal case.
This canimpa irthe functionality ofthe KEY-
LESS- GOkey.
If you lock thevehicle withtheSmartKey's
remote controlorwith KEYLESS- GO,after a
short time:
R you willnot be abletos witch onthe ignition
with theStart/St opbutton.
R you willnot be abletos tart theengine with
the Start/St opbutton untilthevehicle is
unlocked again.
The engine canbeswitched offwhil ethe vehi-
cle isin motion bypressing andholdi ngthe
Start/St opbutton forthree seconds. This
function operatesindepe ndently ofthe ECO
start/stop automaticengine switch-off func-
tion. 118
Drivi
ngDrivi ngand parking

Problems
withthetransmission Problem
Possible
causes/co nsequences and0050 0050
Solutions The
transm issionhas
problems shiftinggear. The
transm issionislosing oil.
X Have thetransm issioncheckedataq uali fied specialist workshop
immediately. The
acceleration ability
is deteriorating.
The transm issionno
longer changes gear. The
transm issionisin emergency mode.
It is only partly possible toengage thegears, orthe transm issionis
in position 005C.
X Stop thevehicle.
X Shift thetransm issiontoposition 005D.
X Switch offthe engine.
X Wait atleast tenseconds beforerestartingthe engine.
X Shift thetransm issiontoposition 005Bor005E.
X Have thetransm issioncheckedataq uali fied specialist workshop
immediately. Refueling
Import
antsafety notes G
WARNING
Fuel ishighly flammable. Riskoffire and
explosion byimproper handlingoffuel.
You must avoid fire,open flames, smoking
and creating sparks.Switchoffthe ignition
before refueling and,ifpresent, switchoff
the auxilia ryheating. G
WARNING
Fuels aretoxic andharmful tohealth. There
is ar isk ofinjury.
You must avoid fuelscoming intocontact
with skin, eyesandclothes orbeing swal-
lowed.
Do not inhale thefuel vapors. Keepchildren
away fromfuels.
Keep doors andwindows closedduringthe
refueling process. If
you orothers comeintocontactwith fuel,
observe thefollowing points:
R Immediately rinsethefuel offyour skin
with soap andwater.
R Ifyou getfuel into your eyes, immediately
rinse youreyes throughly withclean
water. Seekmedical attentionimmedi-
ately.
R Seek medical attentionimmediately iffuel
has been swallow ed.Donot induce vomit-
ing.
R Immediately changeoutofclothing which
has come intocontactwith fuel. G
WARNING
Elect rostatic charging canlead tothe crea-
tion ofsparks andignite fuelvapor. Thereis
ar isk offire and explosion.
Touch themetallic bodyofthe vehicle
before youopen thefuel filler caporhandle
the pump nozzle.Any possible electrostatic
charge present willinthis way bedepleted.
Do not getinto thevehicle againduring the
refueling process.Otherwise, electrostatic
charge couldbuildupagain. 132
RefuelingDriving
andparking

Furthe
rinfor mati onon the easy entry andexit
fea ture (Ypage 91).
Sw itchin gthe seat beltadjustmen t
on /o ff
X Pres sthe 0059 or0065 button onthe steer -
ing whe elto sel ect the Sett . Sett
.menu .
X Pres sthe 0064 or0063 button tosel ect the
Conv enience Conv
eniencesubmenu .
X Pres s0076 toconfir m.
X Pres sthe 0064 or0063 button tosel ect the
Belt Adjustment Belt
Adjustmentfuncti on.
Whe nthe Belt Adjustment Belt
Adjustmentfuncti onis
acti vate d,the seatbelti sd ispla yedi n
ora nge inthe multifunction displa y.
X Pres sthe 0076 button tosav ethe setting .
For furth erinfor mationonbeltadjustme nt,
see (Ypage 42).
Sw itchin gthe fold-in mirrors whenlock-
ing feature on/o ff
Thi sfuncti onisonly availab lewhe nthe vehi cle
is equ ipped with the electrica lfold-in functi on.
Thi sfuncti onisonly availab lein Ca nada .
Whe nyou acti vate theAuto .Mirr orFold ‐ Auto
.Mirr orFold ‐
ing ing
functi on,the exteri ormirro rsare folded in
whe nthe vehi cleislocke d.
If yo uh aves witched onthe Auto .Mirr or Auto
.Mirr or
Fold ing Fold
ingfuncti onand youf oldi nt he exteri or
mirro rsusi ng the button onthe door
(Y page 93), they willnot foldo utautoma ti-
cal ly.T he exteri ormirro rscan then onlybefol-
ded outu sing the button onthe door.
X Pres sthe 0059 or0065 button onthe steer -
ing whe elto sel ect the Sett . Sett
.menu .
X Pres sthe 0064 or0063 button tosel ect the
Conv enience Conv
eniencesubmenu .
X Pres s0076 toconfir m.
X Pres sthe 0064 or0063 button tosel ect the
Auto .Mirr orFold ing Auto
.Mirr orFold ingfuncti on.
If the Auto .Mirr orFold ing Auto
.Mirr orFold ingfuncti onis
swi tched on,the multifunction displa y
show sthe exteri ormirro rino range.
X Pres sthe 0076 button tosav ethe setting .
Resto ringthefacto rysetting s X
Pres sthe 0059 or0065 button onthe steer -
ing whe elto sel ect the Sett . Sett
.menu .
X Pres sthe 0064 or0063 button tosel ect the
Fact orySetting Fact
orySettingsubmenu . X
Pres s0076 toconfir m.
The Rese tAll Sett ings? Rese
tAll Sett ings?functi on
ap pea rs.
X Pres sthe 0064 or0063 button tosel ect No No
or Yes Yes.
X Pres sthe 0076 button toconfir mtheselec-
tion.
If yo uh aves elected Yes Yes
andconfir med,the
mul tifunction displa yshow sac onfirmation
mess age.
For safety reasons, theDayt imeRunning Dayt
imeRunning
Ligh ts Ligh
tsfuncti oninthe Ligh ts Ligh
tssub menu is
only resetift he vehi cleisstati onar y. AMG
menu (Mercedes- AMG SLC43)
Warm-up 0043
Digi talspe edo meter
0044 Gearindi cator
0087 Ups hiftindicator
0085 Engine oiltempe rature
0083 Coola nttempe rature
0084 Transmis siono iltempe rature
X Pres sthe 0059 or0065 button onthe steer -
ing whe elto sel ect the AMG AMG
menu .
Upshi ftindi cato r:up shi ftindi cator UP UP
0087
indi cates thattheengi nehas reached the
over revvi ngrang ewhenint he manu aldri ve
prog ram.
En gin eand transmi ssion oilt empera-
ture: whenthe engi neand transmi ssion are
at norma lope rati ngtempe rature,oiltem-
per ature0085 and 0084are displa yedi nw hite in
the multifunction displa y.
If the multifunction displa yshow soiltem-
per ature0085 or0084 inblu e,the engi neorthe
transmi ssion are not yeta tn orma lope rati ng
tempe rature.Avoid driving atfullengi ne out-
pu td uring this time. 180
Men
usand subme nusOn-board computer anddispl ays

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 003D
Sto pV ehicl eS ee Sto
pV ehicl eS ee
Ope rator'sM anual Ope
rator'sM anual The
battery isno longer bein gcharged and thec ondition ofcharg e
is tool ow.
Aw arning tone also soun ds.
X Pull overand stop thev ehicles afely and switchoff thee ngine,
payin gatten tion toroa dand traff icco nd ition s.
X Se cur ethe veh iclea gain strol linga way (Ypage 134).
X Obs ervethe instruct ionsint he 003D SeeOperator'sM anual See
Operator'sM anual
disp laymes sage .
X Con sult aqualif iedspecialistwor kshop . 00B2
Che ckEngine Oil Che
ckEngine Oil
At NextR efuel ing At
NextR efuel ing The
engin eo illev elhas dropped tothem inimum level.
Aw arning tone also soun ds.
! Av
oid longer journ eys when there isins ufficien te ngineo il.You
co uld other wise damag ethe engin e.
X Chec kthe oillevelwhen next ref uelin g,at thel atest
(Y page 242).
X Ifne cessar y,add engin eo il(Y page 242).
X Hav ethe engin echecked ataq ualif iedspecialistwor kshop ifyou
ne ed toadd engin eo ilmor eoften than usual.
In for mat iononappr ovedengineo ilscan beobt ained from aquali-
fie ds pecial istwor kshop oron theI nterne ta th ttp: //
bev o.mer cedes -ben z.co m. 00B2
Che ckEngine Oil Che
ckEngine Oil
Lev el(Add1q uart) Lev
el(Add1q uart) Mer
cedes -AMG SLC4 3:
The engin eo illev elistool ow.
! Av
oid longer journ eys when there isins ufficien te ngineo il.You
co uld other wise damag ethe engin e.
X Chec kthe oillevelwhen next ref uelin g,at thel atest
(Y page 242).
X Ifne cessar y,add engin eo il(Y page 242).
X Hav ethe engin echecked ataq ualif iedspecialistwor kshop ifyou
ne ed toadd engin eo ilmor eoften than usual.
In for mat iononappr ovedengineo ilscan beobt ained from aquali-
fie ds pecial istwor kshop oron theI nterne ta th ttp: //
bev o.mer cedes -ben z.co m. 00B2
Eng ine OilLevel Eng
ine OilLevel
Low StopV ehicl e Low
StopV ehicl e
Tur nE ngine Off Tur
nE ngine Off Mer
cedes -AMG SLC4 3:
The engin eo illev elistool ow.
The reisar isko fengined amag e.
X Pull overand stop thev ehicles afely and switchoff thee ngine,
payin gatten tion toroa dand traff icco nd ition s.
X Se cur ethe veh iclea gain strol linga way (Ypage 134).
X Chec kthe engin eo illev el(Y page 242).
X Ifne cessar y,add engin eo il(Y page 242). Disp
laymes sage s
197On -boar dcomp uter andd ispla ys Z

X
Reac hintot he gap, pullhoodcatch han -
dle 0044upand lifthoo d0043.
If you lifttheh oodb yappr oximat ely15in
(40 cm), theh oodiso pen edand held open
auto maticallyby theg as-filled strut .
Closin gthe hood X
Lowe rthe hoo dand let itfall from aheight
of appr oximat ely8in( 20 cm).
X Chec kthatthe hoo dhasengage dproper ly.
If th eh oodc an be rais edslig htly, itis no t
pro perlyen gage d.Open itagain andcloseit
wit hal ittl em oref orce . Engine
oil
Not eson theo illevel De
pen dingo nyour drivingstyle, thev ehicle
co nsumes upto0.9U Sqt(0.8 lite rs)o fo ilpe r
60 0m iles (1,000 km).Th eo ilco nsumpt ion
may behigh erthan this when thev ehicle is
ne wo rify ou frequen tlydriv eathigh engin e
spee ds.
De pen dingo nthe engin e,theo ildipst ickmay
be inad iffere ntloc atio n.
When check ing theo illeve l:
R park thev ehicle onaleve lsurf ace
R thee ngines hould beswit ched off for
appr oximat elyfivem inute sifthe engin eis
at norm aloper atingtem perat ure
R ifth ee nginei sn otatnorm aloper atingtem -
per atur e,e.g .ift he engin ew asonlystart ed
brie fly,wait about 30min utesbefore carry-
ing out them easurem ent Check
ingtheo illevel usingthe oildip -
st ick G
WAR
NING
Cert aincompo nentsi nt he engin ecom par t-
men t,suc hasthe engin e,radiat orand parts
of thee xhaust system, canbecome very
hot .Workin gint he engin ecom par tment
pose sarisko finjury.
On lytouch thef ollowin gcom ponentsd esc ri-
bed.
If work isbein gcarried outonpublic roads,
pay attentio nt ot he road andtraff icco nd ition s
and secure thea rea asappr opriate . Ex
ample
X Pull outoildipst ick0043.
X Wipe offoildipst ick0043.
X Slo wly slide oildipst ick0043intot he guide
tub etot he stop, and takeito utagain .
If th el eve lisb etween MINmark0087 and
MA Xm ark0044,t heoilleve lisc orrec t.
X Ifth eo illeve lhas dro pped toMIN mark0087
or below, add1.1U Sqt(1l )o fengineo il.
Add ingengine oil G
WAR
NING
Cert aincompo nentsi nt he engin ecom par t-
men t,suc hasthe engin e,radiat orand parts
of thee xhaust system, canbecome very
hot .Workin gint he engin ecom par tment
pose sarisko finjury.
Wher eposs ible, letthee nginec ooldown
and touch onlythec om ponentsd esc ribe din
th ef ollowin g. 242
Engine
compartm entMa intenan ceand care

G
WARNING
If engine oilcomes intocontact withhot
components inthe engine compartment, it
may ignite. Thereisar isk offire and injury .
Make surethatengine oilisnot spilled next
to the filler neck. Letthe engine cooldown
and thoroug hlyclea nthe engine oiloff the
components beforestarting theengine. H
Envi
ronmental note
When addingoil,take care nottospil lany. If
oil enters thesoil orwate rways,itis harmfu l
to the environment.
! Use
only engine oilsa nd oilfilters thatare
app roved forvehicl eswith aservice system.
Al ist ofthe engine oilsa nd oilfilters that
have been tested andapproved inaccord-
ance withMercede s-BenzSpecifications for
Service Productsisava ilable atany author-
ized Mercede s-BenzCenter.
The followi ngcaus eengine failure ordam-
age tothe exhau stsystem:
R Use ofengine oilsa nd oilfilters thathave
not been express lyapp roved forthe ser-
vice system
R Rep lace ment ofengine oiland oilfilter
after thereplacement intervalspecified
by the service system hasexpire d
R Use ofengine oiladd itives
! Do
not add toomuch oil.Ift he oilleve lis
abo vethe "ma x"mark onthe dipstick, too
much oilhas been added. This canleadto
dama getothe engine orthe catal yticcon-
verter. Haveexcess oilsiph oned off. Example
:engine oilcap X
Turn cap0043counter-clockwi seand remove
it.
X Add engine oil.
If the oilleve lisa torb elow the MIN mark
on the oildip stick, add1.1USqt(1.0 liter)
of engine oil.
X Rep lace cap0043onthe filler neck andturn
clockwis e.
Ensure thatthecap locks intoplace
secure ly.
X Che ckthe oilleve laga in with theoildip stick
(Y pag e242) .
Further informati ononengine oil
(Y pag e302) . Che
ckin gand adding otherservice
products
Che ckin gcoolan tlev el G
WARNING
Certa incomponents inthe engine compart-
ment, suchasthe engine, radiator andparts
of the exhau stsystem, canbecome very
hot. Working inthe engine compartment
poses arisk ofinjury .
Where possible,let the engine cooldown
and touch onlythecomponents describedin
the followi ng. G
WARNING
Opening thehood when theengine isover-
heate dorwhen there isaf ire inthe engine
compartment couldexpose youtohot gase s
or other service products.There isar isk of
injury .
Let anoverhe atedengine cooldownbefore
openi ngthe hood. Ifthere isaf ire inthe
engine compartment, keepthehood closed
and contact thefire depa rtment. G
WARNING
The engine compartment containsmoving
components. Certaincomponents, suchas
the radiator fan,may continue torun orstart
aga insud denly whentheignitio niso ff.
There isar isk ofinjury . Eng
inecompar tment
243Mainten anceandcare
Z

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 of1U Sqt
(1 liter), amessage appears inthe multifunc-
tion display prompting youtoadd washer fluid
(Y page 207).
Further information onwindshield washer
fluid/antifreeze (Ypage 304). Overview
ofthe engine compart -
ment Example
engine
0043 Engin eoilcap
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 242).
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 conditionsofthe
vehicle, theremaining timeordistance until
the next service duedate isdisplay ed.
The letter A A
or B B,p
ossibly inconn ection witha
number oranother letter,shows thetype of
service. A A
stands foram inor service andB B
for
am ajor 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. ASSY
STPLUS
245Maintenance andcare Z

Maintaining
thetime-dependent servicesched-
ule:
X Note down theservice duedate display edin
the multifunction displaybeforedisconnec t-
ing the battery.
or X Aft erreconn ectingthebattery, subtract the
battery disconnec tionperiods fromtheser-
vice date shown onthe display . Hiding
service displays
X Press the0076 or0038 button onthe steer-
ing wheel. Showing
servicedisplays
X Switch onthe ignition.
X Press 0059or0065 onthe steering wheel
to select theServ. Serv.
menu.
X Press 0063or0064 toselect theASSYST ASSYST
PLUS PLUS
submenu andconfirm bypressing the
0076 button.
The service duedate appears inthe multi-
funct iondisplay . Informat
ionabout Service
Resetting theASSYST PLUSservice
interval display !
If
the ASS YST PLUS service interval dis-
play hasbeen inadvertent lyreset, thisset-
ting canbecorrect edataq ualified special-
ist workshop.
Have service workcarried outasdescribed
in the Maintenanc eBooklet. Thismay other-
wise leadtoincreased wearanddamage to
the major assemblies orthe vehicle.
Aq ualified specialist workshop, e.g.anauthor-
ized Mercedes-Ben zCenter, willreset the
ASS YST PLUS service interval displayafterthe
service workhasbeen carried out.Youcan
also obtain further information onmainte-
nance work,forexample. Special
servicerequirements The
specified maintenanc einterval takesonly
the normal operation ofthe vehicle into
account. Serviceworkwillneed tobe per-
formed moreoften ifthe vehicle isoperated
under arduou scondition sorincreased loads.
The ASSYST PLUS service interval displayis
only anaid. Thedriver ofthe vehicle isrespon-
sible forwhether serviceworkwillneed tobe
performed morefrequently thanrequired asa
result ofthe actual operating conditions
and/or loads.
Examples ofarduou soperating condition s:
R regular citydriving withfrequent intermedi-
ate stops
R the vehicle isprimarily usedtotravel short
distances
R frequent useinmountainous terrainoron
poor roadsurfaces
R the engine isoften leftidling forlong peri-
ods
R particularly dustycondition s,or ifair-recir-
culation modeisfrequently used
In these orsimilar operating conditions,have
the interior filter,airfilter, engine oiland oilfil-
ter, forexample, changedmorefrequently.
Under arduou soperating condition s,the tires
must becheck edmore often. Further informa-
tion canbeobtained ataq ualified specialist
workshop.
Driving abroad An
exten siveMercedes-Ben zService network
is also availa bleinother countr ies.You can
obtain further information fromanyauthorized
Mercedes-Ben zService Center. Care
Notes
oncare H
Environmental
note
Dispose ofempty packaging andcleaning
cloths inan environm entallyresponsible
manner.
! When
cleaning yourcar,donot use:
R dry, coarse orhard cloths
R abrasive cleaningagents 246
CareMaintenance
andcare