2020 MERCEDES-BENZ SLC airbag

tem.
Thisconfi rma tionc an also be fou ndin
the installatio ninstru ctio nstha tare incl uded
wi th the childres traint syste m.
Ob serve the warning labe lsin the vehiclei nte -
rio ra nd onthe childres traint syste m. Ch
ildr estrain tsystem onthe front-
pass engers eat
Ge neral notes If
yo ui nstal lac hild res traint syste mo nthe
fro nt-pa ssenge rseat,alwa ysobserve the
ins tructio nsand safety note sonthe "Occu -
pa nt Clas sific ati on Sys tem (OCS) "(Y pa ge 46) .
Yo uc an thu savoid the risks tha tcouldarise
as aresulto f:
R an inco rrectly cate gorized perso nint he
fro nt-pa ssenge rseat
R de acti vating thefrontpasse nge rfront air
ba gu nintenti onally
R the unsuitab lepo sitio ning ofthe child
res traint syste m, e.g.too closetothe dash-
bo ard
Rea rwa rd-fac ingc hild res train tsystem If
cir cum stances require yout os ecureac hild
in ar earw ard-fa cing childres traint syste mo n
the front-pa ssenge rseat,alwa ysma kesure
tha tthe frontpasse nge rfront airb ag isde acti -
va ted .Onlyi fthe PASSEN GERAIRBAG OFF
ind icator lamp islitc onti nuously(Y page 39),
is the frontpasse nge rfront airb ag deacti va-
ted .
Alw ayso bserve the childres traint syste m
ma nuf actu rer'sins tallatio na nd opera ting
ins tructio ns.
Fo rwa rd-fac ingc hild res train tsystem If
yo us ecureac hild inaf orwa rd-f acing child
res traint syste mo nthe front-pa ssenge rseat,
al wa ysmov ethe front-pa ssenge rseata sfar
ba ck aspossi ble. The entirebase ofthe child
res traint syste mm usta lway sr esto nt he seat
cus hion ofthe front-pa ssenge rseat.The back-
res tofthe childres traint syste mm ustlie as
fla ta sp ossibl ea gainst the backre stof the
fro nt-pa ssenge rseat.The childres traint sys-
tem mustnot touchthe rooforb es ubjected
to aloa db ythe head res traint. Adju stthe
ang leof the seat backre stand thehead res
traint positio na ccord ingly.A lway sm ake
su re tha tthe sho ulde rb elts tra pisc orr ectl y
rou ted fromt hefront-pa ssenge rseatb elt
gu idet ot he sho ulde rb eltg uide on the child
res traint syste m. Thes houlde rb elts tra pm ust
be rou ted forwa rdand down fromt hefront-
pa sse nge rseatb eltg uide .
Alw ayso bserve the childres traint syste m
ma nuf actu rer'sins tallatio na nd opera ting
ins tructio ns. Pe
ts inthe vehic le G
WA
RNING
If yo ul eave ani ma lsuns uperv ised oruns e-
cur edinthe vehicle, the ym aypre ssbuttons
or sw itch es,for ins tance .
In thi sw ay,a nima lsma y:
R acti vate veh iclee quipm ent and become
tra pped,for exa mpl e
R sw itch syste ms onoroff and thereb y
end angerothe rroa du sers
Fur thermo re,uns ecu red anima lsma ybe
flu ng arou nd insidet he veh iclei nt he eve nt
of an acc ident orabrupt ste ering orbra king
ma neu ver,and the reb yinju reveh icleo ccu -
pa nts. There isar isko faccident and injury.
Nev erleav ea nima lsuna ttend edinthe vehi-
cle .
Alw ayss ecurea nima lspro perly when driv-
ing ,for ins tance with as uita blep etcar rier. Dri
ving safety systems Ov
erv iewo fdriv ings afety systems
In thi ss ectio n,youw illf indi nform ation abou t
the followi ng drivin gs afety syste ms:
R ABS (Anti -lock Bra king Sys tem)
(Y page 57)
R BAS (Bra keAss istS ys tem) (Ypage 57)
R Activ eBrake Assi st(Y page 58)
R Ada ptive bra kelights (Ypage 60)
R ESP ®
(Ele ctroni cSta bility Pro gram)
(Y page 60) 56
Dr
ivi ng safet ys ystemsSa fet y

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Act
ive Brake Act
ive Brake
Ass ist Functions Ass
ist Functions
Lim itedS eeOpe ra‐ Lim
itedS eeOpe ra‐
tor 'sManual tor
'sManual Ac
tive Brake Assis tisu nav ailable duetoam alfunc tion .
X Vis itaq ualif iedspecialistwor kshop . Rad
arSensors Rad
arSensors
Dir tySee Opera‐ Dir
tySee Opera‐
tor 'sManual tor
'sManual The
radar sensor syst emismalf unction ing .
Pos siblecaus esare:
R dir to ns ensor s
R heav yrain orsnow
R when drivin go ninter- urban roadswithout traff icor infras truct ure,
e. g. indes ert-like area s
At least oned rivin gs yst em ordrivin gs afet ys yst em ismalf unction -
ing oristempo rarilyunav ailable :
R Ac tive Brake Assis t
R Ac tive Distanc eAssistD ISTR ONI C
On ce thec aus eofthe pro blem isno longer presen t,th ed rivin ga nd
dri ve saf etys yst ems willbeavail able again .The disp laymes sage
disap pears.
If th ed isplay mes sage does notd isap pear :
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 tcho ffthee ngine.
X Clean allsen sors(Ypage 251).
X Rest artthee ngine.
The displaymes sage disap pears. 0075
SRS Malfunction SRS
Malfunction
Ser viceR equir ed Ser
viceR equir ed The
restrain tsyst em ismalf unction ing .The 0075 warninglamp also
ligh tsup inthei nstrumen tclus ter.
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.
Fur ther inform ation about ther estrain tsyst em (Ypage 39). 190
Disp
laymes sage sOn -boar dcomp uter andd ispla ys

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

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblec ause s/cons equen cesand 0050 0050
Sol utions 00BB
0051
The yellow ESP®
OFF warning lamp islit whi lethe engine isrunning orthe
ECO start/stop functionisactiva ted.
ESP ®
is dea ctivated.
G WARNING
If ESP ®
is swi tched off,ESP ®
is unab leto stabi lizethevehicl e.
Further drivingsystems ordrivi ngsafety systems arethus restricted.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Rea ctivate ESP®
.
In rare cases (Ypag e61)itmay bebest todea ctivate ESP®
.
Observe theimpor tantsafety notesonESP ®
(Y pag e61).
X Adapt yourdrivi ng style tosui tthe road andweather conditions.
If ESP ®
cannot beactiva ted:
X Drive oncarefu lly.
X Have ESP®
checked ataq ualified speci alist worksho p. 0074
0051
Only Mercede s-AMGSLC43:
The yellow SPORT handlingmode warninglamp islit whi lethe engine isrunning.
SPORT handlingmode isactiva ted.
G WARNING
When SPORT handlingmode isswi tched on,ESP ®
is unab leto stabi lizethevehi-
cle.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Only switch toSPORT handlingmode inaccorda ncewith theconditions
descri bedinthe "Activating/d eactivatingESP®
"s ection (Ypag e61). 00490024
0051
0049 (USAonly),0024 (Canada only):the red indica torlamp forthe electric
parki ngbrake flashes orislit and/or theyellow warni nglamp forthe electric
parki ngbrake islit.
X Observe theadditiona ldisp lay messa gesinthe multi function display. 0075
0051
The redrestrai ntsystem warning lamp islit whi lethe engine isrunning.
The restrai ntsystem ismalfu nctioning.
G WARNING
The airbag sorEmergency TensioningDevices mayeither betriggere duninten-
tional lyor, inthe event ofan accide nt,may notbetriggere d.
There isan increas edrisk ofinjury .
X Observe theadditiona ldisp lay messa gesinthe multi function display.
X Drive oncarefu lly.
X Contact aqualified speci alist worksho pand have therestrai ntsystem
checked.
For further informati onabo utthe restrai ntsystem, see(Ypag e39). Indi
cator andwarnin glamps
213On-boardcomput erand displays Z