2020 MERCEDES-BENZ SLC maintenance reset

Engine
compartm ent Hood
Imp ortant safety notes G
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If th eh ood isunlat ched, itmay open up
when thev ehicle isin mot ionand blockyour
view. Thereisar iskofan acc iden t.
Nev erunlat chtheh ood while driving.Before
ever ytrip, ens ure that theh ood isloc ked. G
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NING
When openingand closingthe hood ,itm ay
sudde nlyfall intot he closed posit ion.Ther e
is ar isk ofinjury topers onsw ithinran geof
mov emen tofthe hood .
Open andclosetheh ood onlywhen noone
is with inits ran geofmov emen t. G
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Open ingtheh ood when thee ngine isove r-
heat edorwhen there isaf irei nt he eng ine
com partmen tcoul de xpose you tohot gases
or other servicep roduct s.Ther eisar iskof
inj ury.
Let anove rheatedengine coo ldown before
open ingtheh ood .Ift he re isaf irei nt he
eng inecom partmen t,ke ep theh ood closed
and contactthe fired epar tment . G
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The enginecom partmen tcontain smoving
com ponents.Cert aincom ponents,suc has
th er adiat orfan ,maycon tinue torun orstart
again sudde nlywhen thei gn ition isoff .
Ther eisar iskofinjury.
If you needtod oanywork inside thee ngine
com partmen t:
R swit choff thei gn ition
R nev erreac hintot he area wherethere isa
risk ofdang erfrom mov ingcom ponents,
suc hasthe fan rotatio narea R
rem ove jewelry andwatc hes
R ke ep items ofclo thing and hair, forexam -
ple, away from mov ingpart s
To ens ure thef low offresh airthroug hthe air
ven tsint ot he veh icle interio r,please observe
th ef ollowin gnotes :(Ypage 115)
Open ingtheh ood G
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Cert aincom ponentsint he eng inecom part-
men t,suc hasthe eng ine,radiat orand parts
of thee xhaust system, canbecome very
hot .Workin gint he eng inecom partmen t
pose sariskofinjury.
Wher eposs ible, letthee ngine coo ldown
and touch onlythec om pon entsdesc ribe din
th ef ollowin g. G
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When theh ood isopen andthew indshie ld
wiper sareset inmot ion,you can beinjured
by thew iper linkage. Thereisar iskofinjury.
Always switchoff thew indshie ldwiper sand
th ei gn ition befo reopen ingtheh ood .
! Mak
esure that thew indshie ldwiper sare
no tfold ed away from thew indshie ld.You
coul dotherwise damag ethe wind shieldwip-
ers ortheh ood . X
Mak esure that thew indshie ldwiper sare
tur ned off.
X Pull release lever0043 ontheh ood .
The hood isrele ased. Engine
compartm ent
241Maintenance 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

Clean
ingthev ehi cle parts
Clean ingthew heels G
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The wate rjet from acircular jetn ozzle (dirt
blast ers)can caus einvisible exterior dam-
age tothet ires orchassis components.
Comp onents damag edinthis way may fail
une xpectedly. Thereisar isko fana cciden t.
Do notu se power washerswit hc ircular jet
no zzles tocle an thev ehicle .Haved amag ed
tir es orchassis components repl aced imme-
diat ely.
! Do
notu se acid icwheel cleanin gproduct s
to rem ove brak edust .This coul ddamag e
wheel boltsand brak ecom pon ents.
! Do
notp ark your vehicle foralon gp eriod
of tim edirectly aft ercle anin g,part icular ly
aft ercle anin gthe wheel rimwithw heel
cle ane r.Whee lcleane rcan lead tothe
inc reas edcor rosion oftheb rak ediscsa nd
pads. Therefore, driv efor afew min utes
aft ercle anin g.By heat inguptheb rak es, the
brak ediscsa nd pads dry.Thevehicle can
th en be park edfor alon gp eriod oftim e.
Clean ingthew indows G
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NING
You couldbecome trapped bythew ind-
shie ldwiper sifthe ys tart mov ingwhile
cle anin gthe wind shieldor wiper blades .
Ther eisar isko finjury.
Always switchoff thew indshie ldwiper sand
th ei gn ition bef ore cleanin gthe wind shield
or wiper blades .
! Do
notu se dry cloths, abras iveproduct s,
solv ents or cle anin gagen tscon tain ingsol-
ven tsto cle an thei nside ofthew indows. Do
no ttou ch thei nsides ofthew indows with
hard object s,e.g .anice scrape rorring.
Ther eiso therwise arisko fdamag ingthe
wind ows.
! Clean
thew aterdrain age chann elsofthe
wind shieldand ther ear wind owatreg ular
int erv als. Deposi tssuc hasleave s,pet als
and polle nmayunde rcertain circum stanc es prev
entw ate rfromd rain ingaway. Thiscan
lead tocor rosion damag eand damag eto
elec tron iccom ponents.
X Clean thei nside and outside ofthew indows
wit had amp clothand acleanin gproduct
th at isrec omm ended andappro vedby
Mer cedes-Ben z.
Clean ingwiper blades G
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If th ew indshie ldwiper sareset inmot ion
while youarecleanin gthe wind shield,you
can betrapped bythew iper arm.Ther eisa
ris ko finjury.
Always switchoff thew indshie ldwiper sand
th ei gn ition bef ore cleanin gthe wind shield.
! Do
notp ull thew iper blade. Other wise, the
wiper bladecouldbedamag ed.
! Do
notc lean wiper blades tooo ften and
do notrub them tooh ard .Otherwise, the
grap hitec oatin gc oul db edamag ed.This
coul dcaus ewiper noise.
! Hol
dthe wiper armsecurely when folding
back .The wind shieldcoul dbedamag edif
th ew iper arm smac ksagain stitsudde nly.
X Fol dthe wind shieldwiper armsaway from
th ew indshie ld.
X Caref ullyclean thew iper blades witha
damp cloth.
X Fol dthe wind shieldwiper armsback again
bef ore swit ching onthei gn ition .
Clean ingthee xteri or ligh ting !
On
lyuse cleanin gagen tsor cle anin g
clo thst hata re suit able forplast iclen ses .
Caust ic,irritan toro therwise unsuitab le
cle anin gagen tsor cle anin gcloth sc oul d
sc rat ch ordamag ethe exterior light ingplas-
tic lenses .
X Clean thep last iclen ses ofthee xteri or light s
wit haw etspon geand amildcleanin g
agen t,e.g .M erced es-Ben zcarsham pooor
cle anin gcloth s. 250
Car
eMaintenance andcare