display MERCEDES-BENZ SL CLASS 2020 Repair Manual

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Fro
nt-passenger Fro
nt-passenger
Air BagDisabled Air
BagDisabled
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual The
fron t-pass enger fron tair bag and fron t-pass enger knee air bag
are disab ledduri ngthejo urn ey, althoug h:
R an adult
or
R aper son oftheco rresp ondin gst atur eis on thefron t-pass enger
seat
If addit ionalfor cesare applie dto theseat ,th esyst emmay interp ret
th eoc cup ant'sweigh tas lower than itact ually is.
G WAR
NING
The fron t-pass enger fron tair bag and fron t-pass enger knee air bag
may notbe trigge redintheeve ntofan acc iden t.
The reisan increas edriskof injury.
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 147).
X Swi tchth eign ition off.
X Hav eth eoc cup ant onthefron t-pass enger seat getout ofthe
veh icle.
X Kee pth eseat unoccupied ,clo sethefron t-pass enger door and
swit chon theign ition .
X Obs erveth ePA SS EN GER AIR BA Gind icat orlamp sin thece nter
co nsole and themult ifunction disp layand checkth efol lowin g:
Se at uno ccupied andignition swit ched on:
R aself -diagn osis iscar riedout .The PASS EN GER AIR BA GOF F
and PASS EN GER AIR BA GON indicat orlamp smus tligh tup
sim ultane ousl yfor appr oximat elysixsec onds.
R thePA SS EN GER AIR BA GOF Find icat orlamp mustth en ligh t
up and remainlitaft ertheself -diagn osis.If th eind icat orlamp
is on ,OCS hasdisab ledthefron t-pass enger fron tair bag and
fr on t-pass enger knee bag (Ypage 48)
R theFro nt-passenger AirBagEnabledSee Operator's Fro
nt-passenger AirBagEnabledSee Operator'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 smus tno tappear inthemul-
ti fun ction disp lay
X Wait foraper iod ofat least 60sec onds unt ilth ene cessar ysys-
te m checks hav ebeen compl eted.
X Mak esur eth at thedisp laymes sage sdo notappear inthemult i-
fun ction disp lay.
If th ese cond ition sare fulfilled ,th efron t-pass enger seat canbe
oc cup iedagain .Whe ther thePA SS EN GER AIR BA GOF For ON indi-
cat orlamp remainslit or goe sout depe ndson how OCS classifies
th eoc cup ant.
If th eco nd ition sare notfulf illed ,th esyst emisno toper ating cor-
rec tly.
X Vis itaqualif iedspecialistwor kshop immediat ely.
Obs erveth eaddit ionalinf orm ation onOCS (Ypage 48). 218
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

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'sMan ‐ See
Operator'sMan ‐
ual ual The
fron t-pass enger fron tair bag and fron t-pass enger knee air bag
are enabled duringthejo urn ey, althoug h:
R ach ild, asma lladult oran obj ectweigh ingless than thesyst em's
weigh tth res hold isloc ate don thefron t-pass enger seat
or
R thefron t-pass enger seat isuno ccupied
The systemmay detectobj ects or for cesapplyin gaddit ionalweigh t
on theseat .
G WAR
NING
The fron t-pass enger fron tair bag and thefron t-pass enger knee bag
may bedepl oyed uninten tion ally.
The reisan increas edriskof injury.
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 147).
X Swi tchth eign ition off.
X Ope nth efron t-pass enger door .
X Remo vethech ild and thech ild res train tsyst emfrom thefron t-
pass enger seat .
X Mak esur eth at there arenoobj ects on theseat addin gto the
weigh t.
The systemmightother wise detectth eaddit ionalweigh tand
int erp ret theseat occup ant'sweigh tas gre aterth an itact ually is.
X Kee pth eseat unoccupied ,clo sethefron t-pass enger door and
swit chon theign ition .
X Obs erveth ePA SS EN GER AIR BA Gind icat orlamp sin thece nter
co nsole and themult ifunction disp layand checkth efol lowin g:
Se at uno ccupied andignition swit ched on:
R aself -diagn osis iscar riedout .The PASS EN GER AIR BA GOF F
and PASS EN GER AIR BA GON indicat orlamp smus tligh tup
sim ultane ousl yfor appr oximat elysixsec onds.
R thePA SS EN GER AIR BA GOF Find icat orlamp mustth en ligh t
up and remainlitaft ertheself -diagn osis.If th eind icat orlamp
is on ,OCS (Occup ant Class ification Sys tem) has disab ledthe
fr on t-pass enger fron tair bag and fron t-pass enger knee air bag
(Y page 48)
R theFro nt-passen ger AirBagEnabledSee Operator's Fro
nt-passen ger AirBagEnabledSee Operator'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 smus tno tappear inthemul-
ti fun ction disp lay
X Wait foraper iod ofat least 60sec onds unt ilth ene cessar ysys-
te m checks hav ebeen compl eted.
X Mak esur eth at thedisp laymes sage sdo notappear inthemult i-
fun ction disp lay.
If th ese cond ition sare fulfilled ,th efron t-pass enger seat canbe
oc cup iedagain .Whe ther thePA SS EN GER AIR BA GOF For ON indi- Disp
laymes sage s
219On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Act
ive Parking Act
ive Parking
Ass ist Canceled Ass
ist Canceled The
driver 'sdoor isopen andthedri ver 'sseat belthasnotbeen fas-
te ne d.
X Repeat thepark ingprocess wit hth eseat beltfastene dand the
dri ver 'sdoor closed . You
haveina dve rten tly to uch edthemult ifunction steer ing whee l
while steer ing interv ention was active.
X Whil est eer ing interv ention isact ive,mak esur eth at themult i-
fun ction steer ing whee lis no tto uch eduninten tion ally. The
vehiclehas start ed toskid and ESP®
has interv ened.
X Use Active Park ingAssis tagain later (Y page 177). Act
ive Parking Act
ive Parking
Ass ist Inoperati ve Ass
ist Inoperati ve You
havejus tcar riedout alarg enum beroftur nin gor park ing
man euve rs.
Ac tive Park ingAssis twill become available again afterappr ox-
imat elytenmin utes(Y page 177).
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Swi tchoff and restartth een gin e.
If th emult ifunction disp laystill sho wsthedisp laymes sage :
X Vis itaqualif iedspecialistwor kshop . Ac
tive Park ingAssis tis malf unction ing .
X Vis itaqualif iedspecialistwor kshop . Act
ive Parking Act
ive Parking
Ass ist Finished Ass
ist Finished The
vehicleis park ed.Awarn ingtone also soun ds.
The displaymes sage disap pearsauto matically. Act
ive Distance Act
ive Distance
Ass ist Off Ass
ist Off Ac
tive Distanc eAs sis tDI ST RONI Cwas deac tivat ed (Ypage 157).
If it was deac tivat ed auto matically,awarn ingtone also soun ds. Act
ive Distance Act
ive Distance
Ass ist NowAvaila‐ Ass
ist NowAvaila‐
ble ble Ac
tive Distanc eAs sis tDI ST RONI Cis oper ationalagain afterhav ing
been tempo rarilyunav ailable .You cannowreac tivat eAc tive Dis-
tan ceAssis tDI ST RONI C(Y page 157). Disp
laymes sage s
227On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Act
ive Distance Act
ive Distance
Ass ist Currently Ass
ist Currently
Una vailableSee Una
vailableSee
Ope rator'sMan ual Ope
rator'sMan ual Ac
tive Distanc eAs sis tDI ST RONI Cis tempo rarily ino per ative.
Ac tive Steer ing Assis tis also tempo rarily ino per ative.
Pos siblecaus esare:
R theradar sensor syst emistempo rarily ino per ative, e.g. due to
elec tromag netic radi ation emi tted bynearby TVorradi ostati ons
or other sour cesof elec tromag netic radi ation
R thesyst emisout side theoper ating tempe rature range
R theon -boar dvol tag eis toolow
A warn ingtone also soun ds.
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Distanc eAs sis tDI ST RONI Cis oper ationalagain .
If th edisp laymes sage does notdisap pear:
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 147).
X Rest arttheen gin e. Act
ive Distance Act
ive Distance
Ass ist Inoperative Ass
ist Inoperative Ac
tive Distanc eAs sis tDI ST RONI Cis fault y.
The followin gmay havealso failed:
R Brake Assis twit hcr oss -traf fic fun ction
R Ac tive Brake Assis twit hcr oss -traf fic fun ction
R Ac tive Steer ing Assis t
A warn ingtone also soun ds.
X Vis itaqualif iedspecialistwor kshop . Act
.Dis tance Act
.Dis tance
Ass ist Suspended Ass
ist Suspended You
havedepr essedtheacc eler atorpedal .Ac tive Distanc eAs sis t
DI ST RONI Cis no longer control lingth espe edoftheveh icle.
X Remo veyour footfr om theacc eler atorpedal . Dis
tanceAssist -- Distance
Assist--
- mph -
mph A
condition foractivating Active Distance AssistDISTRONIC hasnot
been met.
X Check theactivation conditions forActive Distance Assist
DISTRONIC (Ypage 157). 228
Dis
play messagesOn-board comp uter anddisplays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00E9
0051
The redseat beltwar ning lamp lights upafter theengine starts,assoon as
the drive r'sorthe front-passenge rdoor isclosed .
The drive ror front passenger hasnotfastened theirseatbelt.
X Fasten yourseat belt(Y pag e44).
The warning lamp goesout.
There areobjects onthe front-passenge rseat.
X Remo vethe objects fromthefront-passenge rseat andstow them inasecure
pla ce.
The warning lamp goesout. 00E9
0051
The redseat beltwar ning lamp flashes and anintermittent audib lewarni ng
sound s.
The drive ror front passenger hasnotfastened theirseatbelt.The vehicl eis
bei ng drive nfaster than15mph (25km/h )or has brieflybeen drivenfaster
than 15mph (25km/h) .
X Fasten yourseat belt(Y pag e44).
The warning lamp goesoutand theintermittent warningtone cease s.
There areobjects onthe front-passenge rseat. Thevehicl eis bei ng drive nfaster
than 15mph (25km/h )or has brieflybeen drivenfaster than15mph
(25 km/h) .
X Remo vethe objects fromthefront-passenge rseat andstow them inasecure
pla ce.
The warning lamp goesoutand theintermittent warningtone cease s. Indi
cator andwarnin glamps
237On-boardcomput erand displays Z

Safety
systems Warning/
indicator
lamp 00510051
Signal type
Possible causes/co nsequences and0050 0050
Solutions 0027004D
0051
0027 (USAonly), 004D(Canada only):thered brake system warning lampis
lit while theengine isrunning.
A warning tonealsosounds.
G WARNING
The brake boosting effectismalfunction ingand thebraking characterist icsmay
be affected.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tionto
road andtraffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 147).
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . 0027004D
0051
0027 (USAonly)or004D (Canada only):thered brake system warning lamp
is lit while theengine isrunning. Awarning tonealsosounds.
G WARNING
There isnot enough brakefluidinthe brake fluidreservoir.
The braking effectmaybeimpaired.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tionto
road andtraffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 147).
X Do not add brake fluid.Adding morewillnotcorrect themalfunction .
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . 0027
0051
USA only: thered brake system warning lampislit while theengine isrun-
ning. Themultifunct iondisplay alsoshows adisplay message withthe0026
symbol.
The brake pads/linings havereached theirwear limit.
X Visit aquali fiedspecialist workshop. 238
Indicator
andwarning lampsOn-board computerand displays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning.
ABS (anti-lo ckbraki ngsystem) ismalfu nctioning.
If there isan add itiona lwar ning tone, theEBD (electronic brakeforcedistribu-
tion) ismalfu nctioning.
Other drivingsystems anddrivingsafety systems mayalsomalfu nction.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.The front andrear whee lscoul dtherefore lockifyou perform afull
brake application, forexampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebrak-
ing dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately.
If the ABS control unitisdefective ,there isals oapossi bility that other systems ,
such asthe naviga tionsystem orthe automatic transmissi on,willnot beava ila-
ble . 0027004D
00E500BB
0025 0051
0027 (USAonly),004D (Canada only):the red brake warninglamp andthe
yel low ESP®
,ESP ®
OFF andABS warni nglamp sare litwhi lethe engine isrun-
ning.
ABS andESP®
are malfu nctioning.
Other drivingsystems anddrivingsafety systems mayalsomalfu nction.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.The front andrear whee lscoul dtherefore lockifyou perform afull
brake application, forexampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebrak-
ing dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. Indi
cator andwarnin glamps
239On-boardcomput erand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00E5
0051
The yellow ESP®
war ning lamp flashes whilethe vehicl eis in motion.
ESP ®
or traction controlhasintervened becausethere isarisk ofskiddi ngorat
lea stone whee lhas started tospin.
Cru isecontrol orActive Distance AssistDISTRONIC isdea ctivated.
X When pulling away,only depre ssthe accele ratorpedalas far asnecessa ry.
X Ease offthe accele ratorpedalwhi lethe vehicl eis in motion.
X Adapt yourdrivi ngstyle tosui tthe road andweather conditions.
X Do not deactivate ESP®
.
In rare cases (Ypag e68) itmay bebest todea ctivate ESP®
.
Observe theimpor tantsafety notesonESP ®
(Y pag e66) . 00E500BB
0051
The yellow ESP®
and ESP®
OFF warning lamp sare litwhi lethe engine isrun-
ning.
ESP ®
is malfu nctioning.
Other drivingsystems anddrivingsafety systems mayalsomalfu nction.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.
The braki ngdista nceinan emerge ncybraki ngsitua tioncanthus increas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 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, e.g.Active
Blind SpotAssist. Thesystem doesnotperform course-correcting brakeappli-
cations.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Rea ctivate ESP®
.
In rare cases (Ypag e68) itmay bebest todea ctivate ESP®
.
Observe theimpor tantsafety notesonESP ®
(Y pag e66).
X Adapt yourdrivi ngstyle tosui tthe road andweather conditions.
If ESP ®
cannot beactiva ted:
X Drive oncarefu lly.
X Have ESP®
checked ataqua lified speci alist worksho p. 240
Indi
cator andwarni nglampsOn-bo ardcomput erand displays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0074
0051
Mercede s-AMGvehiclesonly :
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®
" section (Ypag e68) . 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 laymessa 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 sor Emergency TensioningDevices mayeither betriggere duninten-
tional lyor, inthe event ofan accide nt,may notbetriggere d.
There isan increas edrisk ofinjury .
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Contact aqua lified speci alist worksho pand have therestrai ntsystem
checked.
For further informati onabo utthe restrai ntsystem, see(Ypag e41). Indi
cator andwarnin glamps
241On-boardcomput erand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00AC
0051
The redcoola ntwar ning lamp comes onwhi lethe engine isrunning.
The coola ntleve lis too low.
If the coola ntleve lis correct, theairflowtothe engine radiator may beblocked
or the electric engineradiator fanmay bedefective .
The coola ntistoo hotand theengine isno longer being coole dsuffi ciently .
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Pul lover andstop thevehicl esafel yand switch offthe engine, paying atten-
tion toroad andtraffic conditions.
X Secure thevehicl eaga inst rolling awa y(Y pag e147).
X Leave thevehicl eand keep asafe dista ncefrom thevehicl euntil theengine
has coole ddow n.
X Che ckthe coola ntleve land add coola nt,obser vingthewarni ngnotes
(Y pag e270) .
X Ifyou have toadd coola ntfrequ ently, havetheengine coolingsystem
checked.
X Make surethattheairsup plytothe engine radiator isnot blocked ,e.g. by
snow, slush orice.
X Do not start theengine againuntil thecoola nttempera turegage isbel ow the
H marking (Ypag e193) .Otherwi se,the engine couldbe dama ged.
X Drive tothe neares tqua lified speci alist worksho p.
X Avoid heavyloa dson the engine asyou doso, e.g. drivinginmountai nouster-
rain andstop-and-go traffic. 00AC
0051
The redcoola ntwar ning lamp comes onwhi lethe engine isrunning.
The coola nttempera turegage hasexceede dthe Hmarking (Ypag e193). The
airfl owtothe engine radiator may beblocked orthe coola ntleve lmay betoo
low .
G WARNING
The engine isnot being coole dsuffi ciently andmay bedama ged.
Do not drive when yourengine isoverhe ated.Thiscancaus esome fluidswhi ch
may have leaked into theengine compartment tocatch fire.
Steam fromtheoverhe atedengine canalsocaus eserio usburns whichcan
occur justbyopeni ngthe hood.
There isarisk ofinjury .
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Pul lover andstop thevehicl esafel yand switch offthe engine, paying atten-
tion toroad andtraffic conditions.
X Secure thevehicl eaga inst rolling awa y(Y pag e147) .
X Leave thevehicl eand keep asafe dista ncefrom thevehicl euntil theengine
has coole ddow n.
X Che ckthe coola ntleve land add coola nt,obser vingthewarni ngnotes
(Y pag e270).
X Ifyou have toadd coola ntfrequ ently, havetheengine coolingsystem
checked. Indi
cator andwarnin glamps
243On-boardcomput erand displays Z