reset MERCEDES-BENZ SLC 2020 User Guide

X
Press the0038 button onthe steerin g
wheel.
X Confirm Yes Yes
with 0076.
The RACE TIMER interrupts timing ifyou stop
the vehicle andturn theSmart Keytoposition
0047 inthe ignition lock.Ifyou turn theSmart -
Key toposition 3and then press 0076tocon-
firm Start Start,t
imingiscont inued.
Resetting thecurr entlap
X Stop theRACE TIMER.
X Press the0059 or0065 button toselect
Reset Lap Reset
Lap.
X Press 0076toreset thelaptime to"0".
Deleting alllaps If
you switch offthe engine, theRACE TIMER is
reset to"0" after 30seconds .Alllaps are
deleted.
You cann otdelete individual storedlaps.Ifyou
have stopped 16laps, thecurren tlap does not
have tobe reset.
X Reset thecurren tlap.
X Press 0076toconf irmReset Reset.
Reset Race-Timer ? Reset
Race-Timer ?appears inthe multi-
funct iondisplay.
X Press the0064 button toselect Yes Yes
and
press the0076 button toconf irm.
All laps aredeleted.
Overall statistics 0043
RACETIME Roverall evaluation
0044 Total timedriven 0087
Average speed
0085 Dist ance covered
0083 Maximum speed
If you save atleast onelapand then stop
RACETIME R,an overall evaluation isavailabl e.
X Press the0059 or0065 button onthe steer-
ing wheel toselect theAMG AMG
menu.
X Press the0063 button repeatedly untilthe
overall evaluation appears.
Lap statistics 0043
Lap
0044 Lap time
0087 Average lapspeed
0085 Lap length
0083 Top speed during lap
This funct ionisonly availabl eify ou have
stored atleast twolaps andhave stopped the
RACETIME R.
X Press the0059 or0065 button onthe steer-
ing wheel toselect theAMG AMG
menu.
X Press the0063 button repeatedly untilthe
lap evaluation isshown.
Each lapisshown inas eparate submenu.
The fastest lapisindicated byflashing sym-
bol 0043.
X Press the0063 or0064 button toselect a
different lapevaluation. 182
Menus
andsubmenusOn-board computerand display s

Engine
compartm ent Hood
Imp ortant safety notes G
WAR
NING
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
WAR
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
WAR
NING
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
WAR
NING
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
WAR
NING
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
WAR
NING
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
WAR
NING
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
WAR
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
WAR
NING
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

The
bracket sfor the screw-in towingeyeare
located inthe bumpers. Theyareatthe front
and atthe rear, behind thecovers.
X Remove thetowing eyefrom thevehicle tool
kit (Ypage 253).
X Press themark oncover 0043inwards inthe
direction ofthe arrow.
X Take cover 0043offthe opening.
X Scr ew inthe towing eyeclock wiseasfar as
it will goand tighten it.
Removing thetowing eye X
Unsc rewand remove thetowing eye.
X Attach cover 0043tothe bumper andpress
until itengages.
X Place thetowing eyeinthe vehicle toolkit. Towing
avehicle withboth axles on
the ground G
WARNIN
G
You cannolonger steerthevehicle ifthe
steerin gwheel lockhasbeen engaged.
There isar isk ofan accident .
Always switchoffthe ignition whentowing
the vehicle withatow cable oratow bar.
The automatic transmission shiftstoposition
005D automatically whenyouopen thedriver's
or front -passenger doororwhen youremove
the Smart Keyfrom theignition lock. In
order toensure thattheautomatic trans-
mission staysinposition 005Cwhen towing
away thevehicle, youmust observe thefollow-
ing points:
X Switch onthe hazard warning lamps
(Y page 99).
X Turn theSmart Keytoposition 0048inthe igni-
tion lock.
On vehicles withKEYLE SS-GO, usethe
Smart Keyinstead ofthe Start /Stopbutton
(Y page 118).
X Depress andhold thebrake pedal.
X Shift thetrans mission toposition 005C.
X Release thebrake pedal.
X Release theelectric parking brake.
X Leave theSmart Keyinposition 0048inthe
ignition lock.
In order tosignal achange ofdirection when
towing thevehicle withthehazard warning
lamps switched on,use thecombinat ion
switch asusual. Inthis case, onlytheindicator
lamps forthe direction oftravel flash.When
you reset thecombinat ionswitch, thehazard
warning flashersstartflashing again.
It is important thatyouobserve thesafety
instr uctions whentowing awayyourvehicle
(Y page 264). Permit
tedtowing methods
Mercedes- Benzrecomm endstransportin gyour
vehicle inthe case ofab reakdown, ratherthan
towing itaway .
When towing away,use atowing ropeora
towing barwith both axles onthe ground. Do
not use anytow barsystems. Towing
thevehicle withtherear axle
raised
! The
ignition mustbeswitched offifyou
are towing thevehicle withtherear axle
raised. Intervent ionbyESP ®
could other-
wise damage thebrake system.
! Vehicles
withautomatic transmission must
not betowed withtherear axle raised. The
vehicle/t railercombinat ionmay otherwise
swerve oreven rollover. Towing
andtow-sta rting
265Breakdown assistance Z

X
Make surethattheignition isswitched off
(Y page 118).
or
X When usingtheSmartK ey,turn theSmart-
Key toposition 0092inthe ignition lockand
remove it(Y page 118).
X Secure thevehicle against rollingaway
(Y page 134).
All indicator lampsinthe instrumen tcluster
must beoff.
The fuses arelocated invarious fuseboxes:
R Fuse boxinthe engine compartmen tonthe
left-hand sideofthe vehicle, whenviewed in
the direction oftravel
R Fuse boxinthe trunk Fuse
boxinthe engine compart ment
i Observe
the"Important safetynotes" sec-
tion (Ypage 266). G
WARNING
When thehood isopen andthewindshield
wipers aresetinmotion, youcan beinjured
by the wiper linkage. Thereisar isk ofinjury.
Always switchoffthe windshield wipersand
the ignition beforeopening thehood. X
Make surethatthewindshield wipersare
turned off.
X Open thehood.
X Use adrycloth toremove anymoisture
from thefuse box.
X To open: openclamps 0044.
X Remove fuseboxcover 0043forwards. X
To close :check whether theseal islying
correct lyin cover 0043.
X Insert cover0043atthe rear ofthe fuse box
into theretainer.
X Fold down cover 0043and close clamps 0044.
X Close thehood. Fuse
boxinthe trunk
i Observe
the"Important safetynotes" sec-
tion (Ypage 266). The
fuse boxislocated inthe trunk behind the
partition covering.
X Open thetrunk lid.
X To open: release cover0043onthe right and
left-hand sideswithaflat object .
X Open cover 0043downwards inthe direction
of the arrow. Fuses
267Breakdown assistance Z

Tire
andLoadin gInfor matio nplacard 0043
Recomm endedtire pressu res
The Tire and Loading Info rma tionp laca rd ison
the B-pillar on the driver 'sside (Ypage 280 ).
The Tire and Loading Info rma tionp laca rd con-
tai ns the reco mme ndedtire pre ssu res forcold
tire s.The reco mme ndedtire pre ssu res are
va lidf or the maxim um permi ssiblel oa da nd up
to the maxim um permi ssiblev ehicles peed.
Tire pres sure table The
tirepressu retab leison the insideo fthe
fu el fillerf lap. Itsho wsthe tire pressu refor all
tire spermi tted atthe factory forthisv ehicle;
see illu stra tion(exam ple) . The
tirepressu retab leconta insthe reco m-
mend edpre ssu res forcoldtiresfor vario us
op era ting cond itions, i.e.d iffe rin gloa da nd
sp ee dc ond itions.
If at ire size pre ced esatire pre ssu re,the fol-
lo wi ng tire pressu reinfo rma tioniso nlyv alid
for thattire size; see illu stra tion(exam ple) . The
load cond itions "partia llyl ad en "a nd "ful ly
la de n" ared efine dint he tab lefor diffe rent
num bers of occu pants and amounts oflug-
ga ge .The actu alnum bero fseats ma ydiffe r. Some
tirepressu retab less howo nlyt he rim
di am ete rsins tea dofthe fulltire size, e.g.R18 .
Ri md iame terisp arto fthe tire size and canbe
fou ndonthe tire side wa ll(Y page 284 ).
If the tire pressu res have been set tothe lowe r
va lues for lighte rloa ds and /or lowe rroa d
sp ee ds,the pre ssu res shouldb ereset to the
hi ghe rvalues :
R ifyo uw anttod rive with an incr eased load
and /or
R ifyo uw anttod rive athighe rroa ds peeds
The tirepressu res forincr eased load sa nd/or
hi ghe rroa ds peeds, showninthe tire pressu re
tab le,m ayhave an egati ve effect ondrivin g
comf ort.
If the tire pressu reisnot setcorr ectly,thi sc an
le ad toan exce ssive build-u pofheata nd a
su dd en loss ofpre ssu re.
For mor einfo rma tion,conta ctaq ualifi ed spe-
cia list wo rksh op. 27
2 Tire
pres sureWhe elsa nd tire s

pressure
losswarning system" section
(Y page 275).
Impor tantsafet ynotes The
tirepressure warningsystemdoesnot
warn youofan inco rrectlyset tire pressure.
Observe thenoteson the recom mended tire
pressure (Ypage 271).
The tirepressure losswarning doesnot
replace theneed toregularly checkthe tire
pressure. Aneven lossofpressure onseveral
tires atthe same timecannotbe detec tedby
the tire pressure losswarning system.
The tirepressure monitorisnot able towarn
you ofas udden lossofpressure, e.g.ifthe
tire ispenet rated byaforeign object.In the
event ofas udden lossofpressure, bringthe
vehicle toah alt bybrakin gcarefully. Avoid
abrupt steeringmoveme nts.
The func tion ofthe tire pressure losswarning
system islimited ordelayed if:
R snow chains aremount edon your vehicle's
tires.
R road condition sarewintr y.
R you aredriving onsand orgravel.
R you adopt avery sport ydriving style(corner-
ing athigh speeds ordriving withhigh rates
of accelerat ion).
R you drive withaheavy load.
Resta rting the tirep ressure losswarn-
ing system Restart
thetire pressure losswarning system
if you have:
R chang edthe tire pressure
R chang edthe wheels ortires
R mount ednew wheels ortires
X Befor erest artin g,make surethatthetire
pressures aresetproperly onallfour tires
for the respect iveoperatin gcondition s.
The recom mended tirepressure canbe
found onthe Tire andLoading Informat ion
placard onthe B-pillar .Addit ionally, atire
pressure tableisattac hedtothe fuel filler
flap. Thetirepressure losswarning system
can only givereliable warningsify ou have
set the corr ecttire pressure. Ifan incorrec ttire
pressure isset, these incorrectvalues
will bemonit ored.
X Also observe thenotesinthe sect ionontire
pressures (Ypage 271).
X Make surethattheSmart Keyisin position
0048 inthe ignit ionlock (Ypage 118).
X Press the0059 or0065 buttononthe steer -
ing wheel toselect theServ. Serv.
menu.
X Press the0063 or0064 buttontos elect
Tire Pressu re Tire
Pressu re.
X Press the0076 button.
The Run Flat Indica torActive Press Run
Flat Indica torActive Press
'OK' toRestar t 'OK'
toRestar tmessage appearsinthe
multifun ction display.
If you wish toconfirm therest art:
X Press the0076 button.
The Tire Pressu reNow OK? Tire
Pressu reNow OK?message
appears inthe multifun ction display.
X Press the0063 or0064 buttontos elect
Yes Yes.
X Press the0076 button.
The Run Flat Indica torRestar ted Run
Flat Indica torRestar tedmes-
sage appears inthe multifun ction display.
Aft erateach -inperiod, thetire pressure
loss warning systemwillmonit orthe settire
pressures ofall four tires.
If you wish tocancel therest art:
X Press the0038 button.
or X Ifthe Tire Pressu reNow OK? Tire
Pressu reNow OK?message
appears, usethe0063 or0064 buttonto
select Cancel Cancel
.
X Press the0076 button.
The tirepressure valuesstoredatthe last
rest artwill continue tobe monit ored. Tir
ep ressure monitor
General notes If
at ire pressure monitorisinst alled, thevehi-
cle's wheels havesensor sthat monit orthe tire
pressures inall four tires. Thetirepressure
monit orwarns youifthe pressure dropsinone
or more ofthe tires. Thetirepressure monitor
only functionsifthe corr espondin gsensor s
are installed inall wheels.
Inf ormat ionontire pressures isdisplayed in
the multifun ction display. Afterafew minut es
of driving ,the curren ttire pressure ofeach tire Tir
ep ressure
275Wheels andtires Z