2020 MERCEDES-BENZ SL ROADSTER brake sensor

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

G
WARNING
If you tighten thewhee lbolts orwhee lnuts
when thevehicl eis rais ed, the jack couldtip
over. There isarisk ofinjury .
Only tighten thewhee lbolts orwhee lnuts
when thevehicl eis on the grou nd.
Alwa yspay attention tothe instructions and
safety notesinthe "Changi ngawhee l"section
(Y pag e316).
Only usewhee lbolts thathave been designed
for the whee land thevehicl e.For safety rea-
sons, Mercede s-Benzrecommends thatyou
only usewhee lbolts whichhave been
app roved forMercede s-Benzvehiclesand the
respe ctivewheel.
! Merce
des-AMGvehi cles:duri ngremova l
and repos itioning ofthe whee l,the whee l
rim can strike thecerami c-brake discand
dama geit.There fore,youshou ldproceed
carefu llyand getasecond personassi stto
you .Alternativel y,you can useasecond
ali gnment bolt.
! To
prevent damagetothe paintwork, hold
the whee lsecure lyaga inst thewhee lhub
whi lescrewi nginthe first whee lbolt. X
Cle anthe whee land whee lhub contact sur-
faces.
X Slide thewhee lto be mounted ontothe
ali gnment boltandpushit on.
X Tigh tenthewhee lbolts untiltheyarefinger-
tight.
X Unscrew thealignment bolt.
X Tigh tenthelastwhee lbolt until itis finger-
tight. Lo
we ring thevehi cle G
WARNING
The whee lscoul dcome looseif the whee l
bolts orwhee lnuts arenot tightened tothe
prescri bedtightening torque.There isarisk
of an accide nt.
Ensure thatthewhee lbolts orwhee lnuts
are tightened tothe prescri bedtightening
torque .
If you arenot sure ,do not move thevehicl e.
Contact aqua lified speci alist worksho pand
have thetightening torquechecked immedi-
ately .
X Turn thecrank ofthe jack counter-clockwi se
until thevehicl eis once againstanding
firmly onthe grou nd.
X Pla cethe jack toone side. X
Tigh tenthewhee lbolts evenly inacross-
wis epattern inthe sequ ence indica ted(0043
to 0083). Thespeci fiedtightening torqueis
96 lb-ft (130Nm).
X Turn thejack back toits initia lposi tion.
X Stow thejack andtherest ofthe vehicl e
tools inthe trunk again.
X Merce
des-AMGvehic lesand vehic les
with AMG equipment: insertthecover into
the outer sill.
X Che ckthe tire pressu reofthe newly moun-
ted whee land adjustitifnecessa ry.
Observe therecommende dtire pressu re
(Y pag e299) .
Vehic leswith atire pressure control sys-
tem: allinstall edwhee lsmust beequ ipped
with functioning sensors.
When youaredrivi ngwith theemerge ncy
spar ewhee lmounted, thetire pressu remoni- 320
Chang
ingawhe elWhee lsand tires