2020 MERCEDES-BENZ SL CLASS brake

If
you leaveyou rlane, under certain circum-
stances thevehicle willbrake brieflyon one
side. Thisismeant toassis tyou inbringing the
vehicle backtothe origina llane.
If alane-correcting brakeapplication occurs,
displ ay0043 appe arsinthe multifu nctiondis-
pla y.
A lane-correcting brakeapplication canbe
made afterdriving overalane marking recog-
nized asbeing solidorbroken. Beforethis,a
warning musthavebeen issuedbymeans ofa
vibratio nthrough thesteering wheel.In addi -
tion, alane with lanemarkings onboth sides
must havebeen detected.
In the case ofabroken lanemarking being
detected, alane-correcting brakeapplication
can only bemade ifavehicle hasbeen detec-
ted inthe adjacent lane.Thefollow ingvehicle s
can have aninflue nceonbrake application:
oncoming traffic,vehiclesthat areovertaking
and vehicle sthat aredriving paralleltoyou r
vehicle .
i A
further lane-correcting brakeapplication
can only occur afteryourvehicle has
returned tothe origina llane.
No lane-correcting brakeapplication occursif:
R you clearl yand actively steer,brakeor
accelera te
R you cutthe corner onasharp bend
R you have switched onthe turn signal
R adriving safetysystem intervenes, e.g.
ESP ®
,PRE-SAFE ®
Brake orActive BlindSpot
Assist
R you have adoptedasporty driving stylewith
high cornering speedsor high rates ofaccel-
eration
R ESP ®
is switched off
R the transmission isnot inpositio n005B R
an obstacle hasbeen detected inthe lane in
which youaredriving
R when aloss oftire pressu reor adefective
tire has been detected anddispl ayed
There isapossib ility that theActive Lane
Keepi ngAssist couldmisjudge thegiven traffic
situa tion. Aninapp ropria tebrake application
may beinterrupted atany time ifyou :
R steer slightlyinthe opposi tedirection
R switch onthe turn signal
R clearl ybrake oraccelera te
A lane-correcting brakeapplication isinterrup-
ted automa ticallyif:
R adriving safetysystem intervenes, e.g.
ESP ®
,PRE-SAFE ®
Brake orActive BlindSpot
Assist
R lane markings arenolonger detected
Swi tching onActiv eLane Keeping Assist
X Switch onActive LaneKeepi ngAssist using
the on-board computer; todo so, select
Standard Standard
orAdaptive Adaptive
(Ypage 201).
If you drive atspeed sabove 40mph
(60 km/h )and lane markings aredetected,
the lines inthe assis tance graphi cdispl ay
are shown ingreen (Ypage 200). Active
Lane Keepi ngAssist isready foruse.
When Standard Standard
isselected,
No warning vibrationoccurs if:
R you switch onthe turn signal s.In this
event, thewarnings aresupp ressed fora
certain periodoftime.
R adriving safetysystem intervenes, such
as ABS, BASorESP ®
.
When Adaptive Adaptive
isselected,
No warning vibrationoccurs if:
R you switch onthe turn signal s.In this
event, thewarnings aresupp ressed fora
certain periodoftime.
R adriving safetysystem intervenes, e.g.
ABS, BASorESP ®
.
R you accelera tehard, e.g.kickdown.
R you brake hard.
R you steer actively ,e.g. swerve toavoid an
obstacle orchange lanesquickly.
R you cutthe corner onasharp bend. Drivi
ngsystems
191Drivingand parking Z

Safety
systems Display
messages Possible
causes/co nsequences and0050 0050
Solutions 002500E5
Currently Unavaila‐ Currently
Unavaila‐
ble SeeOperator's ble
SeeOperator's
Manual Manual ABS
(Anti- lockBraking System) andESP®
(Electronic StabilityPro-
gram) aretemporarily notavail able.
Other driving systems anddriving safetysystems mayalsomalfunc-
tion.
In addition, the00E5, 00BBand0025 warning lampslightupinthe
instrument cluster.
Possible causesare:
R Self-diagnosis isnot yetcomplete
R The on-board voltagemaybeinsufficient
G WARNING
The brake system continues tofunction normally, butwithout the
functions listedabove. Thewheels couldtherefore lockifyou brake
hard, forexample.
The steerabili tyand braking characteristics maybeseverely affec-
ted. Thebraking distance inan emergency brakingsituation can
increase.
If ESP ®
is not operational, ESP®
is unable tostabilize thevehicle.
There isan increased riskofskidding andanaccident.
X Carefu llydrive asuitabl edistance, makingslightsteering move-
ments ataspeed above12mph (20km/h ).
If the displa ymessage disappears,thefunctions mentioned
above areavail able again.
If the multifunction displaystill shows thedispla ymessage:
X Drive oncarefully .
X Visit aqual ified speciali stworkshop immediately . 002500E5
Inoperative See Inoperative
See
Operator's Manual Operator's
Manual ABS
andESP®
are malfunctioning.
Other driving systems anddriving safetysystems mayalsomalfunc-
tion.
The 0027 (USAonly)or004D (Canad aonly), 00E5, 00BBand0025
warning lampsinthe instrument clusteralsolight up.
G WARNING
The brake system continues tofunction normally, butwithout the
functions listedabove. Thewheels couldtherefore lockifyou brake
hard, forexample.
The steerabili tyand braking characteristics maybeseverely affec-
ted. Thebraking distance inan emergency brakingsituation can
increase.
If ESP ®
is not operational, ESP®
is unable tostabilize thevehicle.
There isan increased riskofskidding andanaccident.
X Drive oncarefully .
X Visit aqual ified speciali stworkshop immediately . Dis
play messages
209On-boardcomp uter anddisplays Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00E5
Cur rently Unavaila‐ Cur
rently Unavaila‐
ble SeeOperator' s ble
SeeOperator' s
Man ual Man
ual ES
P®
is tempo rarilyunav ailable .
Ot her drivin gsyst ems anddrivin gsaf etysyst ems mayalsomalfunc-
ti on .
In addit ion,th e00E5 and00BB warninglamp sligh tup intheins tru-
men tclus ter.
The self-diagn osis function mightnotbe compl ete, for exampl e.
G WAR
NING
The brak esyst emcontinu estofun ction norm ally, butwithout the
fun ction slist ed abov e.
The brak ingdist ancein an eme rgencybrak ingsituati oncan thus
inc reas e.
If ES P®
is no toper ational, ESP®
is unab leto stabiliz eth eveh icle.
The reisan increas edriskof skiddin gand anacc iden t.
X Caref ullydrive asuit able distance,mak ingslightsteer ing mov e-
men tsat aspe edabov e12 mph (20km/ h).
If the displ aymessage disappea rs,the functions mentioned
above areavai lableaga in.
If the multifu nctiondisplaystill shows thedispl aymessag e:
X Drive oncareful ly.
X Visit aqua lifiedspecia listworkshop immediately. 00E5
Inoperative See Inoperative
See
Operator's Manual Operator's
Manual ESP
®
is malfu nctioning.
Other driving systems anddriving safetysystems mayalsomalfu nc-
tion.
In addi tion, the00E5 and00BB warning lampsligh tup inthe instru-
ment cluster.
G WARNING
The brake system continues tofunction normally,but withou tthe
functions listedabove.
The braking distance inan emergency brakingsituationcanthus
increase.
If ESP ®
is not opera tional, ESP®
is unabl eto stabil izethe vehicle .
There isan increased riskofskidding andanaccident.
X Drive oncareful ly.
X Visit aqua lifiedspecia listworkshop immediately. 210
Di
splay message sOn-boardcompu terand displays

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions The
yellow 0024warninglamp lightsup and thered 0049 (USA
on ly) or0024 (Canadaonly) ind icat orlamp flashes .
It is no tpos sibleto apply theelec tric park ingbrak eman ually.
X Sh ift thetrans mis sion topos ition 005D.
X Vis itaqualif iedspecialistwor kshop . 0027
(USAon ly)
004D (Canadaonly)
Che ckBrakeFluid Che
ckBrakeFluid
Lev el Lev
el The
reisno ten ough brakefluid inthebrak efluid reservoir.
In addit ion,th e0027 (USAon ly) or004D (Canadaonly) warn ing
lamp lightsup intheins trumen tclus terand awarn ingtone soun ds.
G WAR
NING
The brak ingeffectmay beimp aire d.
The reisaris kof an acc iden t.
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.Do notco ntinu edri vin g
und erany circum stanc es.
X Se cur eth eveh icleagain strol lingaway (Ypage 147).
X Con sult aqualif iedspecialistwor kshop .
X Do notadd brak efluid .This does notco rrec tth emalf unction . 0026
Che ckBrakePad Che
ckBrakePad
Wea r Wea
r The
brak epads /linin gshav ereac hedtheir wear limit.
X Vis itaqualif iedspecialistwor kshop . PRE
-SAFEInopera‐ PRE
-SAFEInopera‐
tiv eSee Opera‐ tiv
eSee Opera‐
tor 'sManual tor
'sManual Im
por tantfun ction sof PRE -SAF E®
hav efail ed. Allot her occup ant
saf etysyst ems ,e. g. air bags ,rem ainavail able.
X Vis itaqualif iedspecialistwor kshop immediat ely. Act
ive Brake Act
ive Brake
Ass ist Functions Ass
ist Functions
Cur rently Limited Cur
rently Limited
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual Ac
tive Brake Assis tis 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
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Brake Assis tis 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. 214
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

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 itedSee Opera‐ Lim
itedSee Opera‐
tor 'sManual tor
'sManual Ac
tive Brake Assis tis unav ailable duetoamalf unction .
X Vis itaqualif iedspecialistwor kshop . Act
ive Brake Act
ive Brake
Ass ist Functions Ass
ist Functions
Cur rently Limite d Cur
rently Limite d
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual Ac
tive Brake Assis twit hcr oss -traf fic fun ction orPRE ‑SAF E®
PLU Sis
deac tivat ed and tempo rarily ino per ative.
Pos siblecaus esare:
R thesyst emisout side theoper ating tempe rature range
R theon -boar dvol tag eis toolow
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 Mer cedes -AMG vehicles: ESP®
is deac tivat ed
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Brake Assis twit hcr oss -traf fic fun ction and PRE‑SAFE®
PLU S
are function alagain .
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.
X Mer cedes -AMG vehicles: swit chESP®
on again (Ypage 68). Act
ive Brake Act
ive Brake
Ass ist Functions Ass
ist Functions
Lim itedSee Opera‐ Lim
itedSee Opera‐
tor 'sManual tor
'sManual Ac
tive Brake Assis twit hcr oss -traf fic fun ction orPRE ‑SAF E®
PLU Sis
no tavail able duetoamalf unction .
X Vis itaqualif iedspecialistwor kshop . Disp
laymes sage s
215On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 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 ton sen sors
R heav yrain orsnow
R when drivin gon inter- urban roadswithout traff icor infras truct ure,
e. g. indes ert-like area s
At least onedri vin gsyst emordrivin gsaf etysyst emismalf unction -
ing oristempo rarilyunav ailable :
R Ac tive Brake Assis t
R Ac tive Brake Assis twit hcr oss -traf fic fun ction
R Ac tive Distanc eAs sis tDI ST RONI C
R Ac tive Steer ing Assis t
R Ac tive Lan eKee pingAs sis t
R Ac tive Blind Spot Assis t
R PRE -SAF E®
PLU S
If th eradar sensor syst eminfron tis dir ty, Active Blind Spot Assis t
will notper formaco urs e-co rrec ting brak eapplic ation.
On ce thecaus eof thepro blem isno longer presen t,th edri vin gand
dri ve saf etysyst ems willbeavail able again .The displaymes sage
disap pears.
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 Swi tchoff theen gin e.
X Clean allsen sors(Y page 278).
X Rest arttheen gin e.
The displaymes sage disap pears. 0067
Mal functionSer‐ Mal
functionSer‐
vic eReq uired vic
eReq uired The
rollbars arefault y.
G WAR
NING
The rollbars willthen pos siblyno tbe extend ed intheeve ntofan
acc iden t.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely. 216
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

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

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Tir
ePre ss. Moni‐ Tir
ePre ss. Moni‐
tor Currently tor
Currently
Una vailable Una
vailable Be
caus eth ere isint erf ere ncefrom ast ron gsour ceofradi owave s,
no sign alsfrom thetire pre ssur esen sorsare detected. The tire
pre ssur emon itor istempo rarily malf unction ing .
X Dr ive on.
The tire pre ssur emon itor res tartsauto maticallyas soo nas the
pro blem hasbeen resolved. Tir
ePress.Sen ‐ Tir
ePress.Sen ‐
sor (s) Missing sor
(s) Missing The
reisno sign alfrom thetire pre ssur esen sor ofoneor sev eral
whee ls.The pressur eof theaff ectedtire does notappear inthe
mult ifunction disp lay.
X Hav eth efault ytire pre ssur esen sor replace dat aqualif iedspe-
cial istwor kshop . Tir
ePre ssure Moni‐ Tir
ePre ssure Moni‐
tor Inoperative No tor
Inoperative No
Whe elSensors Whe
elSensors The
whee lsmoun teddo nothav easuit able tire pre ssur esen sor.
The tire pre ssur emon itor isdeac tivat ed.
X Moun twhee lswit hsuit able tire pre ssur esen sors.
The tire pre ssur emon itor isact ivat edauto maticallyaft erdrivin g
for afew minutes. Tir
ePre ss. Moni‐ Tir
ePre ss. Moni‐
tor Inoperative tor
Inoperative The
tire pre ssur emon itor isfault y.
X Vis itaqualif iedspecialistwor kshop . Veh
icle Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Shi
ftto'P' or Shi
ftto'P' or
'N' toStartEng ine 'N'
toStartEng ine You
haveatt emp tedto start theen gin ewit hth etrans mis sion in
pos ition 005Eor005B.
X Sh ift thetrans mis sion topos ition 005Dor005C. App
lyBraketo App
lyBraketo
Shi ftfrom'P' Shi
ftfrom'P' You
haveatt emp tedto shi ftthetrans mis sion topos ition 005B, 005Eor
005C without depressing thebrak epedal .
X De pre ssthebrak epedal . To
Shiftout ofP To
Shiftout ofP
or N,Depress or
N,Depress
Bra keand Switch Bra
keand Switch
on Engine on
Engine You
haveatt emp tedto shi ftthetrans mis sion outofpos ition 005Dor
005C intoano ther trans mis sion position withth een gin eswit ched off.
X De pre ssthebrak epedal .
X Start theen gin e. Dri
ver'sDoorOpe n Dri
ver'sDoorOpe n
& Tra nsmission Not &
Tra nsmission Not
in PRis kof Veh i‐ in
PRis kof Veh i‐
cle RollingAwa y cle
RollingAwa y The
driver 'sdoor isno tfull yclo sed and thetrans mis sion isin pos i-
ti on 005E, 005Cor005B.
A warn ingtone also soun ds.
G WAR
NING
The vehiclemay rollaway.
The reisaris kof an acc iden t.
X Whe npark ingtheveh icle, shi ftthetrans mis sion topos ition 005D. Disp
laymes sage s
231On -boar dcomp uter anddi sp lay s Z