2020 MERCEDES-BENZ SLC ROADSTER Owner's Manual

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 0075
Fro ntLeftM alfun c‐ Fro
ntLeftM alfun c‐
tio nS ervic e tio
nS ervic e
Req uired Req
uiredorFro nt Fro
nt
Rig htMalfunction Rig
htMalfunction
Ser viceR equir ed Ser
viceR equir ed The
restrain tsyst em has malf unction ed atthef ront on thel efto r
rig ht.T he 0075 warninglamp alsolightsup inthei nstrumen tclus -
te r.
G WAR
NING
The airbags orEm erg ency Ten sion ingDevic es may either betrig-
ger eduninten tion ally or,inthee vent ofan acc iden t,may notb e
tr igge red.
The reisan increas edrisko finjury.
X Vis itaq ualif iedspecialistwor kshop immediat ely. 0075
Lef tS ideC urtai n Lef
tS ideC urtai n
Air BagMalfun c‐ Air
BagMalfun c‐
tio nS ervic e tio
nS ervic e
Req uired Req
uiredorRig ht Rig
ht
Sid eC urtai nA ir Sid
eC urtai nA ir
Bag Malfunction Bag
Malfunction
Ser viceR equir ed Ser
viceR equir ed The
reisam alfunc tion inthel eft-han dand/o rright -hand head bag.
The 0075 warninglamp alsolightsup inthei nstrumen tclus ter.
G WAR
NING
The lefto rright head bagmay either betrigge reduninten tion ally or,
in thee vent ofan acc iden t,may notb etrigge red.
The reisan increas edrisko finjury.
X Vis itaq ualif iedspecialistwor kshop immediat ely. Disp
laymes sage s
191On -boar dcomp uter andd ispla ys Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Fro
nt-passenger Fro
nt-passenger
Air BagDisabled Air
BagDisabled
See Operator'sM an‐ See
Operator'sM an‐
ual ual The
fron t-pass enger fron ta irbag and fron t-pass enger knee air bag
are disab ledduri ngthej ou rney, althoug h:
R an adult
or
R ap erson ofthec orresp on din gstatur eiso nthe fron t-pass enger
seat
If addit ionalfor cesa reapplie dtothe seat ,the syst emmay interp ret
th eo ccup ant 'sweigh taslower than itact ually is.
G WAR
NING
The fron t-pass enger fron ta irbag and fron t-pass enger knee air bag
may notb etrigge red inthee vent ofan acc iden t.
The reisan increas edrisko finjury.
X Pull overand stop thev ehicles afely assoo naspossibl e,payin g
att ention toroa dand traff icco nd ition s.
X Se cur ethe veh iclea gain strol linga way (Ypage 134).
X Swi tcht he ignition off.
X Hav ethe occup ant onthef ront-pa ssen ger seat getout ofthe
veh icle.
X Kee pthe seat unoccupied ,close thef ront-pa ssen ger door and
swit chon thei gn ition .
X Obs ervethe PASS EN GER AIRB AG indicat orlamp sint he center
co nsole and them ultifun ction disp layand checkt he followin g:
Se at uno ccupied andignition swit ched on:
R as elf-diagn osis iscar riedo ut.T he PASS EN GER AIRB AG OFF
and PASS EN GER AIRB AG ON indicat orlamp smustligh tup
sim ultane ousl yfor appr oximat elysixsec onds.
R theP ASSENG ERAIRB AG OFFind icat orlamp mustthe nligh t
up and remainlitaft erthes elf-diagn osis.Ift he indicat orlamp
is on ,O CS has disab ledthef ront-pa ssen ger fron ta irbag and
fr on t-pass enger knee bag (Ypage 46)
R theFro nt-passenger AirBagEnabledS eeOpe rator's Fro
nt-passenger AirBagEnabledS eeOpe rator's
Man ual Man
ual orFro nt-passenger AirBagDisabledSee Oper‐ Fro
nt-passenger AirBagDisabledSee Oper‐
ato r's Manual ato
r's Manual displaymes sage smustn otappear inthem ul-
ti fun ction disp lay
X Wait foraperiod ofat least 60sec onds unt ilth en ecessar ysys-
te mc hecksh aveb een compl eted.
X Mak esuret hatthe disp laymes sage sdon otappear inthem ulti-
fun ction disp lay.
If th ese cond ition sarefulf illed ,the fron t-pass enger seat canbe
oc cup iedagain .Whether theP ASSENG ERAIRB AG OFFo rONindi-
cat orlamp remainslitor goe soutdepe ndso nh ow OCS classifies
th eo ccup ant .
If th ec ondition sa renotfulf illed ,the syst emisno to per ating cor-
rec tly.
X Vis itaq ualif iedspecialistwor kshop immediat ely.
Obs ervethe addit ionalinf orm ation onOCS (Ypage 46). 192
Disp
laymes sage sOn -boar dcomp uter andd ispla ys

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Fro
nt-passenger Fro
nt-passenger
Air BagEnable d Air
BagEnable d
See Operator'sM an‐ See
Operator'sM an‐
ual ual The
fron t-pass enger fron ta irbag and fron t-pass enger knee air bag
are enabled duringthej ou rney, althoug h:
R ac hild, asma lladult oran obj ectw eigh ingless than thes yst em' s
weigh tthres hold isloc ate donthe fron t-pass enger seat
or
R thef ront-pa ssen ger seat isuno ccupied
The systemmay detecto bjec ts or for cesa pplyin gaddit ionalweigh t
on thes eat .
G WAR
NING
The fron t-pass enger fron ta irbag and thef ront-pa ssen ger knee bag
may bedepl oyed uninten tion ally.
The reisan increas edrisko finjury.
X Pull overand stop thev ehicles afely assoo naspossibl e,payin g
att ention toroa dand traff icco nd ition s.
X Se cur ethe veh iclea gain strol linga way (Ypage 134).
X Swi tcht he ignition off.
X Ope nthe fron t-pass enger door .
X Remo vethec hild and thec hild res train tsyst em from thef ront-
pass enger seat .
X Mak esuret hatthe re are noobj ects on thes eat addin gtot he
weigh t.
The systemmightother wise detectthe addit ionalweigh tand
int erp ret thes eat occup ant'sweigh tasg reate rtha nita ctually is.
X Kee pthe seat unoccupied ,close thef ront-pa ssen ger door and
swit chon thei gn ition .
X Obs ervethe PASS EN GER AIRB AG indicat orlamp sint he center
co nsole and them ultifun ction disp layand checkt he followin g:
Se at uno ccupied andignition swit ched on:
R as elf-diagn osis iscar riedo ut.T he PASS EN GER AIRB AG OFF
and PASS EN GER AIRB AG ON indicat orlamp smustligh tup
sim ultane ousl yfor appr oximat elysixsec onds.
R theP ASSENG ERAIRB AG OFFind icat orlamp mustthe nligh t
up and remainlitaft erthes elf-diagn osis.Ift he indicat orlamp
is on ,O CS (Occup ant Class ification Sys tem) has disab ledthe
fr on t-pass enger fron ta irbag and fron t-pass enger knee air bag
(Y page 46)
R theFro nt-passen ger AirBagEnabledS eeOpe rator's Fro
nt-passen ger AirBagEnabledS eeOpe rator's
Man ual Man
ual orFro nt- passenger AirBagDisabledSee Oper‐ Fro
nt- passenger AirBagDisabledSee Oper‐
ato r's Manual ato
r's Manual displaymes sage smustn otappear inthem ul-
ti fun ction disp lay
X Wait foraperiod ofat least 60sec onds unt ilth en ecessar ysys-
te mc hecksh aveb een compl eted.
X Mak esuret hatthe disp laymes sage sdon otappear inthem ulti-
fun ction disp lay.
If th ese cond ition sarefulf illed ,the fron t-pass enger seat canbe
oc cup iedagain .Whether theP ASSENG ERAIRB AG OFFo rONindi- Disp
laymes sage s
193On -boar dcomp uter andd ispla ys Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions cat
orlamp remainslitor goe soutdepe ndso nh ow OCS classifies
th eo ccup ant .
If th ec ondition sa renotfulf illed ,the syst emisno to per ating cor-
rec tly.
X Vis itaq ualif iedspecialistwor kshop immediat ely.
Obs ervethe addit ionalinf orm ation onOCS (Ypage 46). Ligh
ts Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 0049
Che ckLeftL ow Che
ckLeftL ow
Bea m Bea
m(Exam ple) The
corresp ondin gb ulb isfault y.
X Vis itaq ualif iedspecialistwor kshop .
or X Chec kwhether you arepermittedt or eplace theb ulb yours elf
(Y page 101).
LE Dl igh tsour ces:thed isplay mes sage forthec orresp on din glamp
on lyappear swhen alltheL EDsint he lamp havefailed. 0049
Act ive Headlamps Act
ive Headlamps
Ino perative Ino
perative The
active ligh tfun ction isfault y.
X Vis itaq ualif iedspecialistwor kshop . 0049
Mal functionSee Mal
functionSee
Ope rator'sM anual Ope
rator'sM anual The
exterio rligh ting ismalf unction ing .
X Vis itaq ualif iedspecialistwor kshop . 0049
Aut oL ampF uncti on Aut
oL ampF uncti on
Ino perative Ino
perative The
lightsensor isdef ective.
X Vis itaq ualif iedspecialistwor kshop . 0049
Swi tch OffLights Swi
tch OffLights The
lightsare still swit ched on when youleavethe veh icle. Aw arn-
ing tone also soun ds.
X Turn thel igh tswit ch topos ition 0058. 194
Disp
laymes sage sOn -boar dcomp uter andd ispla ys

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Ada
ptiveHighbe am Ada
ptiveHighbe am
Ass ist Currently Ass
ist Currently
Una vailableSee Una
vailableSee
Ope rator'sM anual Ope
rator'sM anual Ad
apt ive Highbea mAssisti sd eac tivat ed and tempo rarily ino per a-
ti ve.
Pos siblecaus esare:
R The windsh ield inthec am era' sfield of vis ion isdir ty.
R Vis ibilit yisimp aire dduetoheav yrain ,sno wo rfog .
X Clean thew indsh ield.
If th es yst em detects that thec am era isfull yoper ationalagain ,the
Ada ptiveHighbeamAssist NowAvailable Ada
ptiveHighbeamAssist NowAvailable message isdis-
played .
Ad apt ive Highbea mAssisti so per ationalagain . Ada
ptiveHighbe am Ada
ptiveHighbe am
Ass ist Inoperati ve Ass
ist Inoperati ve Ad
apt ive Highbea mAssisti sf ault y.
X Vis itaq ualif iedspecialistwor kshop . Engin
e Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AC
Che ckCoolant Che
ckCoolant
Lev elSee Opera‐ Lev
elSee Opera‐
tor 'sManual tor
'sManual The
coolan tlev el istool ow.
! Av
oid longer journ eys when there isins ufficien tc oolan tint he
en gin ecoolings yst em. You could other wise damag ethe engin e.
X Ad dc oolan t,obs erving thew arning notesb efore doin gso
( Ypage 243).
X Ifyou need toadd coolan tmoreo ften than usual, havethe engin e
co olan tsyst em checke da taq ualifiedspecialistwor kshop . 00AC The
fanmot orisdef ective.
X Ifth ec oolan ttem perat ure gage isbelo wthe Hmar king
(Y page 169), drive on tothen extq ualif iedspecialistwor kshop .
X Av oid heav yloads onthee nginea syou do so, e.g. dri vin gin
moun tainous terrain and stop- and -got raffic. Disp
laymes sage s
195On -boar dcomp uter andd ispla ys Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AC
Coo lantT ooHot Coo
lantT ooHot
Sto pV ehicl eT urn Sto
pV ehicl eT urn
Eng ine Off Eng
ine Off The
coolan tist oo hot .
Aw arning tone also soun ds.
G WAR
NING
Do notd rive when yourengin eiso verhe ated.This cancaus esom e
flui dswhic hmayhav eleak edintot he engin ecom par tmenttoc atch
fir e.
St eam from theo verhe atedenginec an also causeserious burns
whic hcan occur justbyo pen ingtheh ood.
The reisar isko finjury.
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 Leav ethe veh iclea nd keep asafed istanc efromt heveh icleu ntil
th ee ngineh ascooled down .
X Mak esuret hatthe air supp lyto thee nginer adi ato risn ot
bloc ked, e.g. by snow, slushorice .
X Do notstart thee nginea gain untilth ed isplay mes sage goesout
and thec oolan ttem perat ure gage isbelo wthe Hmar king
(Y page 169). Other wise ,the engin ecouldbe damag ed.
X Pay attention tothec oolan ttem perat ure gage ,observ ing the
warn ingnotes( Ypage 243).
X Ifth et em perat ure increas esagain ,visit aq ualif iedspecialist
wor kshop immediat ely.
Un der norm aloper ating cond ition sand atthec orrect coolan tlev el,
th ec oolan ttem perat ure gage mayriset ot he Hmar king
(Y page 169). 003D
See Operator'sM an‐ See
Operator'sM an‐
ual ual The
battery isno tb ein gcharged.
Aw arning tone also soun ds.
Pos siblecaus esare:
R ad efec tive altern ator
R at ornp oly- V-belt
R am alfunc tion inthee lectron ics
! Do
notd rive any further. Other wise thee nginem ayove rheat.
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 Con sult aqualif iedspecialistwor kshop . 196
Disp
laymes sage sOn -boar dcomp uter andd ispla ys

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

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00B6
Fue lL evel Low Fue
lL evel Low The
fuel levelhas dropped intot he res erverange.
X Refue latthe neares tgas stati on. 00A8 The
reison lyav erys ma llamou ntoffuel inthef uel tank.
X Refue latthe neares tgas stati on without fail. 00B6
Gas CapLoose Gas
CapLoose The
fuel filler cap isno tc losed correc tlyo rthe fuel systemisleak -
ing .
X Chec kthatthe fuel filler cap isco rrec tlyc losed .
If th ef uelfiller cap isnot correctlyc losed :
X Clos ethe fuel filler cap .
If th ef uelfiller cap iscor rectlyc losed :
X Vis itaq ualif iedspecialistwor kshop . Dri
ving system s Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AD
Att ention Assist: Att
ention Assist:
Tak eaB reak! Tak
eaB reak! Bas
edon certain criteri a,AT TENTI ON ASSIST has detectedf atigue
or alack ofconcen trati on onthep art ofthed river .Aw arning tone
also soun ds.
X Ifne cessar y,tak eab reak.
Dur ing longjou rneys, takeregular breaks ingoo dtimes oy ou get
en ough rest. 00AD
Att ention Assist Att
ention Assist
Ino perative Ino
perative AT
TENTI ON ASSIST isino per ative.
X Vis itaq ualif iedspecialistwor kshop . 00D9
Off Off The
HOLD function isdeac tivat ed. The vehiclei ss kiddin g.
Aw arning tone also soun ds.
X Reac tivat ethe HO LD function later (Y page 152). 198
Disp
laymes sage sOn -boar dcomp uter andd ispla ys