2019 MERCEDES-BENZ SL ROADSTER sensor

Rear
sensors Cen
ter Ap
pro x.48 in(appr ox.
12 0cm) Corn
ers Ap
pro x.32 in(appr ox.
80 cm) Min
imum distance Cen
ter Ap
pro x.8in (appr ox.
20 cm) Corn
ers Ap
pro x.6in (appr ox.
15 cm) If
th ere isan obs taclewit hin this ran ge, the
rel evan twarn ingdisp lays lightup and awarn -
ing tone soun ds.Ifth edist ancefalls belowthe
min imum ,th edist ancemay nolonger be
sho wn.
Wa rning displa ys Warn
ingdisp layforthefron tarea
0043 Segme ntson thelef t-han dside oftheveh i-
cle
0044 Segme ntson therig ht-hand side ofthe
veh icle
0087 Oper ationalread inessseg men ts
The warn ingdisp lays showthedist ance
bet ween thesen sorsand theobs tacle.The
warn ingdisp layforthefron tarea isloc ate don
th edash boardabov eth ece nter air ven ts.The
warn ingdisp layfortherear area isloc ate don
th eco ver behi ndtheseat sin therear
pass enger compar tment.
The warn ingdisp layforeac hside oftheveh i-
cle isdivi ded intofiv eyellow andtworedseg-
men ts.If yellow operationalread inessseg -
men ts0087 ligh tup, Park ingAssist PARKTRO NIC
is oper ational. The
selected trans mis sion position and the
dire ction inwhic hth eveh icleis rol lingdet er-
min ewhic hwarn ingdisp layisact ive when the
en gin eis run ning. Tr
ans mission posi-
ti on Wa
rning displa y 005B
Fr
on tarea active 005E,
005Cortheveh i-
cle isrol lingbac k-
wards Rear
andfron tareas
act ive 005D
No
areas active On
eor mor eseg men tsligh tup astheveh icle
appr oaches anobs tacle,depe nding onthe
veh icle's dist ancefrom theobs tacle.Inaddi-
ti on ,warn ingtone sare issued.
When thedist anceto theobs tacleissuf ficien t,
you willhear aninterm itte nt warn ingtone .The
sho rter thedist anceto theobs tacle,the
sho rter thefrequen cyoftheint erm itte nt warn -
ing tone sbec ome s.When themin imum dis-
tan ceisreac hed, youhear aco ntinu ous warn -
ing tone .
Deact ivating/a ctivating Parking Assis t
PAR KTRONIC 0043
Deact ivat es/ activat esPark ingAssist
PA RKTRO NIC
0044 Indic ato rlamp
If ind icat orlamp 0044ligh tsup, Park ingAssist
PA RKTRO NICis deac tivat ed. Active Park ing
As sis tis then also deac tivat ed.
i Park
ingAssist PARKTRO NICis auto mati-
call yact ivat edwhen youturnth eSm artKey
to pos ition 0048intheign ition lock. 174
Driv
ingsyst emsDriv ingand parki ng

Problems
withParking AssistPARKTRONIC Problem
Possible
causes/co nsequences and0050 0050
Solutions Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.You also
hear awarning tonefor
approximately twosec-
onds.
Parking Assist
PARKTRONIC isdeacti-
vated afterapprox-
imately fiveseconds
and theindicator lamp
in the Parking Assist
PARKTRONIC button
lights up. Parking
AssistPARKTRONIC hasmalfunction edand hasbeen deac-
tivated.
X Ifproblems persist,haveParking AssistPARKTRONIC checkedat
a quali fiedspecialist workshop. Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.Parking
Assist PARKTRONIC is
deactivated after
approximately fivesec-
onds. The
Parking AssistPARKTRONIC sensorsaredirty orthere isinter-
ferenc e.
X Clean theParking AssistPARKTRONIC sensors(Ypage 275).
X Switch theignition backon. The
problem maybecaused byan extern alsource ofradio orultra-
sound waves.
X Check tosee ifParking AssistPARKTRONIC worksatadifferent
location. Active
Parking Assist
General notes Act
ive Parking Assistisan electron icparking
aid with ultrasound. Itmeasures theroad on
both sides ofthe vehicle. Aparking symbol
indicates asuitable parkingspace.Active
steering intervention canassist youduring
parking andwhen exiting aparking space.You
can also stilluse Parking AssistPARKTRONIC
(Y page 172).
Import antsafety notes Act
ive Parking Assistismerely anaid. Itis not
a replacement foryour atten tiontoyour imme-
diate surroundings. Youarealwa ysresponsi-
ble forsafe maneuvering, parkingandexiting a
parking space.Makesurethatnopersons, ani-
mals orobject sare inthe path ofyour vehicle.
When Parking AssistPARKTRONIC isdeactiva-
ted, Active Parking Assistisalso unavaila ble. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the
Act ive Parking Assistparking procedure. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the Driving
systems
175Drivingandparking
Z

The
following informationisdisplay ed:
R the length ofthe journey sincethelast
break.
R the atten tionlevel determin edbyATTEN -
TION ASSIST, display edinabar display in
five levels fromhightolow.
R ifATTE NTION ASSISTisunable tocalculate
the atten tionlevel andcann otoutput a
warning, theSystem suspended System
suspended message
appears. Thebardisplay thenchanges the
display ,e.g. ifyou aredriving ataspeed
below 37mph (60km/ h)or above 125mph
(2 00 km/ h).
Acti vating ATT ENT ION ASSIS T X
Ac tivat eAT TENTI ON ASSIST usin gth eon -
boar dco mput er(Y page 198).
The systemdeterm inesth eatt ention levelof
th edri ver depe nding ontheset ting sele c-
te d:
St and ardselect ed:thesen sitivit ywit hwhic h
th esyst emdeterm inesth eatt ention levelis
set tonorm al.
Sens itive select ed:thesen sitivit yis set
high er.The attention leveldet ectedby ATTEN-
TIO NAS SIST isadapt edacc ordinglyand the
dri ver iswarn edearl ier.
When ATTENTI ON ASSIST isdeac tivat ed, the
00AD symboland OFFappear inthemult ifunc-
ti on disp layintheassi stanc edisp laywhen the
en gin eis run ning.
When ATTENTI ON ASSIST has been deactiva-
te d, itis auto maticallyreac tivat ed afterthe
en gin ehas been stoppe d.The sensitivit y
sele cted correspo ndsto thelast selection acti-
vat ed (stand ard/ sensitive ).
Wa rning inthemu ltifu nct ion displa y If
fat igue orinc reas inglapse sin concen trati on
are detected, awarn ingappear sin themult i-
fun ction disp lay:Attention Assist:Tak e Att
ention Assist:Tak e
a bre ak! a
bre ak!
In addit iontothemes sage showninthemult i-
fun ction disp lay,you willthen hear awarn ing
to ne .
X Ifne cessar y,tak eabre ak.
X Con firm themes sage bypre ssing the0076
but tonon thest eer ing whee l.
On longjo urn eys, takereg ular breaks ingoo d
ti me toallow yourselftores t.Ifyou donot tak
eabre ak, you willbewarn edagain after
15 min utesat theearl iest.The precond ition
for this isthat ATTENTI ON ASSIST still det ects
typ ical indicat ors offat igue orinc reas inglap-
ses inconcen trati on.
Veh icles withCOMA ND:ifawarn ingis
iss ued inthemult ifunction disp lay,aser vice
st ati on sear chisper formed inCOMA ND.You
can selectaser vicest ati on and navigat ionto
th is ser vicest ati on will then begi n.This func-
ti on can beact ivat edand deac tivat ed in
COMA ND. Acti
veDri ving Assis tance packa ge
Gene ralnot es The
Active Drivin gAs sis tan cepac kageco n-
sis tsof Active Distanc eAs sis tDI ST RONI C
(Y page 156), Active Steer ing Assis t,Ac tive
Bli nd Spot Assis t(Y page 184)and Active
Lan eKee pingAs sis t(Y page 187).
Acti veBlind Spot Assis t Gene
ralnot es
Ac tive Blind Spot Assis tmon itors theareas on
eit her side oftheveh icleth at are notdir ectly
vis ible tothedri ver withtwo lateral ,rear -
fac ing radar sensors.Awarn inglamp lightsup
in theex terio rmir rorsand draw syour atten-
ti on toveh icles det ectedin themon itore d
area. Ifyou then swit chon theco rrespo nding
tur nsign alto chang elan e,you willalso
rec eivean opt ical and audible warning.If aris k
of lateral collisi onisdet ected, correc tive brak -
ing may help youavoidaco llisi on.Be for ea
co urs e-co rrec ting brak eapplic ation,Ac tive
Bli nd Spot Assis teval uate sth espac ein the
dir ection oftravel andattheside sof theveh i-
cle .Fo rth is, Active Blind Spot Assis tuses the
for ward -facin gradar sensors.
Ac tive Blind Spot Assis tsupp ortsyou from a
spee dof appr oximat ely20mph (30km/h).
Imp ortant safety notes
Ac tive Blind Spot Assis tis on lyan aid and is
no ta subs titut efor attentive drivin g. 184
Driv
ingsystem sDriv ingand parki ng

G
WARNING
Active BlindSpotAssist doesnotreact to:
R vehicl esovertaken tooclosel yon the side ,
pla cing them inthe blind spot area
R vehicl eswhi chapp roach withalarg e
spee ddiffer ential andovertake yourvehi-
cle
As aresu lt,Active BlindSpotAssist maynei-
ther givewarnings norintervene insuch sit-
ua tions. There isarisk ofan accide nt.
Alwa ysobse rvethe traffic conditions care-
full y,and maintai nasafe latera ldista nce.
i USA
only:This devicehas been approved
by the FCC asa"Veh icularRadar System" .
The rada rsensor isintended foruse inan
au tomotive radarsystem only.Remo val,
tamperi ng,oralteri ngofthe devi cewillvoid
any warranties, andisnot permi ttedbythe
FCC. Donot tamper with,alter, oruse inany
non-approve dway .
Any unau thorized modification tothis device
coul dvoid theuser 'sau thority toopera te
the equipme nt.
i Ca
nada only:This devicecompli eswith
RSS-210 ofIndustry Canada .Opera tionis
sub ject tothe followi ngtwo conditions:
1. This devicemay notcaus einterference,
and
2. This devicemust accept anyinterference
receive d,includ inginterference thatmay
caus eundes iredopera tionofthe devi ce.
Remo val,tamperi ng,oralteri ngofthe
devi cewillvoid anywarranties, andisnot
permi tted.Donot tamper with,alter, oruse
in any non-approve dway .
Any unau thorized modification tothis device
coul dvoid theuser 'sau thority toopera te
the equipme nt.
Radar sensors
The rada rsensors forActive BlindSpotAssist
are integrated inthe rear bump erand inthe
radi ator trim. Make surethatthebump ersand
radi ator trim arefree from dirt,iceand slush.
The rear sensors mustnotbecovered ,for
exampl eby cycle racks oroverha ngingcargo.
Follo wing asevere impactor inthe event of
dama getothe bump ers,have thefunction of
the rada rsensors checked ataqua lified spe- cial
istworksho p.Active BlindSpotAssist may
otherwi seno longer workprope rly.
Moni toring area G
WARNING
Active BlindSpotAssist doesnotdetect all
traffic situations androad users.There isa
risk ofan accide nt.
Alwa ysmake surethatthere issuffi cient
dista nceonthe side forother traffic or
obstacl es. Active
BlindSpotAssist monitors thearea up
to 10 ft(3.0 m)behi ndyou rvehicl eand
dire ctly next toyou rvehicl e,as show nin the
dia gram.
The detection ofobstacl escan beimpa iredin
the case of:
R there isdirt onthe sensors oranythi ngelse
covering thesensors
R poor visibility, e.g. due torain, snow or
spra y
Vehi cles inthe monitoring rangearethen not
indica ted.
Active BlindSpotAssist maynotdetect narrow
vehicl es,such asmotorcycle sor bicy cles, or
may onlydetect themtoolate.
If the lanes arenarrow ,vehicl esdrivi nginthe
lane beyond thelane next toyou rvehicl emay
be indica ted,espe ciallyifthe vehicl esare not
drivi nginthe midd leof their lane. Thismay be
the case ifthere arevehicl esdrivi ngatthe
inner edgeoftheir lanes . Drivi
ngsystems
185Drivingand parking Z

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 brakeflui din thebrak 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 146).
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
-SAFEInoper a‐ PRE
-SAFEInoper a‐
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 Limite d Cur
rently Limite d
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 146).
X Rest arttheen gin e. Disp
laymes sage s
211On -boar dcomp uter anddi sp lay s Z

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 Limited Cur
rently Limited
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 146).
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 . 212
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

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 146).
X Swi tchoff theen gin e.
X Clean allsen sors(Y page 275).
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. Disp
laymes sage s
213On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Act
ive LaneKee p‐ Act
ive LaneKee p‐
ing Assist Cur‐ ing
Assist Cur‐
ren tly Unavailab le ren
tly Unavailab le
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual Ac
tive Lan eKee pingAs sis tis deac tivat ed and tempo rarily ino per a-
ti ve.
Pos siblecaus esare:
R thewin dsh ield inthecam era'sfie ldof vis ion isdir ty
R vis ibilit yis imp aire ddue toheav yrain ,sn ow orfog
R there havebeen nolanemar king sfor anextend ed per iod
R thelan emar king sare wornaway, darkorcover edup, e.g. by dirt
or snow
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Lan eKee pingAs sis 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 146).
X Clean thewin dsh ield. Act
ive LaneKee p‐ Act
ive LaneKee p‐
ing Assist Inopera‐ ing
Assist Inopera‐
tiv e tiv
e Ac
tive Lan eKee pingAs sis tis malf unction ing .
X Vis itaqualif iedspecialistwor kshop . Act
ive BlindSpo t Act
ive BlindSpo t
Ass ist Currently Ass
ist Currently
Una vailableSee Una
vailableSee
Ope rator'sMan ual Ope
rator'sMan ual Ac
tive Blind Spot Assis tis tempo rarily ino per ative.
Pos siblecaus esare:
R theradar sensor syst emisout side theoper ating tempe rature
ran ge
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
The yellow 0063indicat orlamp salso lightup intheex terio rmir rors.
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Blind Spot 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 146).
X Clean thesen sors(Y page 275).
X Rest arttheen gin e. Act
ive BlindSpo t Act
ive BlindSpo t
Ass ist Inoperati ve Ass
ist Inoperati ve Ac
tive Blind Spot Assis tis malf unction ing .
The yellow 0063indicat orlamp salso lightup intheex terio rmir rors.
X Vis itaqualif iedspecialistwor kshop . Disp
laymes sage s
223On -boar dcomp uter anddi sp lay s Z