2020 MERCEDES-BENZ SL ROADSTER light

Child
reninthevehi cle Imp
ortant safety notes
If ach ild youn gerthan twe lveyears oldand
unde r5 ft (1. 50 m)inheig htistraveli nginthe
veh icle:
R always secure thech ild inach ild res traint
syst emsuitable forMer cedes-Ben zveh icles.
The child res traint systemmust beappro pri-
ate totheage, weigh tand sizeof thech ild.
R be sure toobse rveth eins truct ionsand
safe tyno tesin this sec tionin addit iontothe
ch ild res traint systemman ufacturer'sins tal-
lati on instruct ions.
R always observeth eins truct ionsand safety
no teson the"Oc cupan tClassi ficatio nSys -
te m (OCS )"(Y page 48) G
WAR
NING
If ch ildre nare left unsuperv isedintheveh i-
cle ,th ey coul d,inpart icular :
R Open doors,there byendan gering other
pers onsor road users
R Get outand bestruc kby oncom ingtraff ic
R Oper atevehicle equipm entand become
tr apped, forexample
In addit ion,ch ildre ncoul dset theveh icle in
mot ion,for example ,if th ey:
R Release thepark ingbrak e.
R Chan gethetrans mis sion position
R Start theveh icle
Ther eis aris kof acc iden tand injury.
Nev erleave childre nuns uperv isedinthe
veh icle.
When leavingtheveh icle,always taketh e
Sm artKey withyou and lockth eveh icle.
Keep theSm artKey outofthereac hof chil-
dren . G
WAR
NING
If pers ons,part icular lych ildre nare subj ec-
te dto pro longed exposur eto extreme heat
or col d,there isaris kof injury, poss ibly
eve nfat al. Nev erleave childre nunat tende d
in theveh icle. G
WAR
NING
If th ech ild res traint systemissubj ectedto
dire ctsun light ,part smay getveryhot .Chil-
dren mayburn thems elveson these parts,
part icular lyon themet alpart sof thech ild
res traint system. Ther eis aris kof injury.
If you leave theveh icle,tak ing thech ild with
you, always ensure that thech ild res traint
syst emisno tex pose dto dire ctsun light .
Pro tect itwit hablan ket,for example .If th e
ch ild res traint systemhas been expose dto
dire ctsun light ,let itcoo ldown before secur-
ing thech ild init. Nev erleave childre nunat -
te nde din theveh icle.
Always ensure that all veh icle occupan tshave
th eir seat beltsfast ened cor rectlyand aresit-
tin gpro perl y.Part icular attentio nmust bepaid
to childre n.
Obse rveth esafe tyno teson theseat belt
(Y page 42)and theno teson cor rectuse of
seat belts(Y page 43).
A boos terseat maybeneces sary toach ieve
pro per seat beltpositionin gfor childre nove r
40 lbs (18 kg)unt ilth ey reac haheig htwher e
a th ree -point seat beltcanbepro perlyfas-
te ne dwit hout aboos terseat . Sp
ecial seatbelt retractor G
WAR
NING
If th eseat beltisrele ased while driving,th e
ch ild res traint systemwill nolonger be
sec ured properly.The spec ialseat belt
ret rac toris disabl edand theine rtia real
draws inapor tionof theseat belt.The seat
belt cannotbe imm ediat elyrefast ened.
Ther eis an increas edriskof injury, poss ibly
eve nfat al.
St op theveh icle imm ediat ely,payin gatt en-
tio nto road andtraff icco nd ition s.React i-
vat eth espec ialseat beltretrac torand
sec ure thech ild res traint systemproperly.
The seat beltonthefron t-pass enger 'sside is
equipp edwithaspec ialseat beltretrac tor.
When activat ed, thespec ialseat beltretrac tor Child
reninthevehi cle
57Safety Z

Alw
ayssec ureani ma lspro perly when driv-
ing ,for instance with asu ita ble pe tcar rier. Dri
ving safe tysys tems Ove
rviewof driv ingsafe tysys tems
In thi ssec tion,youwi llfind informa tionab ou t
the followi ng driving safety system s:
R ABS (Anti -lock Bra king Syste m)
(Y page 60)
R BAS (Bra keAssist Sy stem )(Y page 61)
R Bra keAssi stwith cros s-tra fficfu nctio n
(Y page 61)
R Active BrakeAssi st(Y page 63)
R Ada ptive bra kelights (Ypage 65)
R ESP ®
(El ectro nicStability Pro gram)
(Y page 65)
R EBD (El ectro nicBrake forceDi stri butio n)
(Y page 69)
R ADAPTI VEBRAK E(Y page 70)
R Active BrakeAssi stwith cros s-tra fficfu nc-
tio n(Y page 70)
R STEER CONTR OL(Ypage 72) Impo
rtant safetynotes
If yo ufai lto adap tyo ur driving styleor ifyo u
ar eina ttenti ve,the driving safety system scan
nei ther reduce theriskof an acci dent nor
ove rride the laws ofphy sics. Driv ingsafety
sy stem sar emer elyai ds designe dto assist
dri ving .
Yo uar eres ponsi ble for mainta ining the dis-
tance tothe vehiclein front, forveh iclespe ed,
for braking ingoo dtime ,and forstaying in
la ne. Alwaysad aptyo ur driving styleto suit
the prevailing roadand weath ercond itions and
ma inta inasa fe dista nce from thevehiclein
front. Drivecar efully.
The driving safety system sde scri bedonl y
wo rkas effe ctive lyas possi ble wh en ther eis
ad eq uate conta ctbetwe enthe tiresand the
roa dsu rfa ce. Paypa rticu laratte ntionto the
info rma tionreg arding tire s,reco mme nded
mini mumtire trea dde pths etc.inthe "Whee ls
and tires"sec tion(Y page 296 ).
In wintry driving cond itions, alwa ysusewi nter
tire s(M +S tire s)and ifnece ssary,snow cha
ins.Onl yin thi swa ywi llthe driving safety
sy stem sde scri bedin thi ssec tionwo rkas
effe ctive lyas possi ble. ABS
(Anti -lock Braki ngSys tem)
Ge neral info rmatio n ABS
regulate sbra kepre ssu reinsuch awa y
tha tthe wheelsdo not lock when youbra ke.
Thi sal lo ws youto conti nuesteering thevehi-
cle when bra king .
The 0025 ABSwarning lamp inthe instrum ent
clu ster lights upwhen the igniti onissw itch ed
on. Itgoe sou twh en the engineisrunning .
ABS works from aspe edofabou t5 mph
(8 km/h ),reg ardless ofroa d-su rface cond i-
tio ns. ABS works onslip pe ry surfa ces ,eve n
wh en youonl ybra kegently .
Impo rtant safetynotes i
Obs
ervethe "Impo rtant safety notes "sec -
tio n(Y page 60). G
WA
RNING
If ABS isma lfunctio ning,the wheelscou ld
lo ck when bra king .The stee rability and
bra king characteri stics wo uld be sev erely
aff ecte d.The reisan incr eased dange rof
ski dding and accidents.
Driv eon car efully. Hav eABS checked imme-
di ate lyat aqu alifi ed spe cialist wo rksh op.
Whe nABS isma lfunctio ning,othe rsy stem s,
incl uding driving safety system s,willal so
be come inoperative .Obs ervethe informa tion
on the ABS warning lamp (Ypage 239 )and
di spl aymes sages which maybe sho wninthe
ins trum entcluster (Ypage 209 ).
Brake s X
IfABS interv enes:conti nuetodepre ssthe
bra kepedalvig oro uslyunti lthe braking sit-
ua tio nis ove r.
X To make aful lbrake application:de pre ss
the brakepedalwi th fullforc e.
If ABS intervenes when bra king ,yo uwi llfee la
pu lsing inthe brakepedal. 60
Dri
ving safe tysys temsSafe ty

Imp
ortant safety notes
i Obs
erveth e"Im portantsafe tyno tes" sec -
tio nfor driv ingsafe tysyst ems (Ypage 60). G
WAR
NING
The distancewarn ingfunction does not
reac t:
R to peop leor anim als
R to oncomin gveh icles
R to cross ing traff ic
R when cornerin g
The distancewarn ingfunction may notgiv e
warn ingsin all critical situati ons.Ther eis a
ris kof an acc iden t.
Alw ays pay careful attentio nto thetraff ic
sit uati onand beread yto brak e.
Alw ays adapt yourspeedto suit thepre vail-
ing road andtraff icco nd ition s. G
WAR
NING
The distancewarn ingfunction cannot
always clearly iden tifyobj ect sand comple x
tr aff icsit uati ons.
In suc hcas es, thedist ancewarn ingfunction
may:
R giv ean unn ecessar ywarn ing
R no tgiv eawarn ing
Ther eis aris kof an acc iden t.
Alw ays pay careful attentio nto thetraff ic
sit uati onand donotrely solelyon thedis-
tan cewarn ingfunction .
Funct ion
St art ing ataspee dof appr oximat ely4mph
(7 km/ h),the dista nce warning functio nwa rns
yo uif yo ura pidlyap pro ach aveh iclein fro nt.
An inte rmittent warning tone willthe nsou nd,
and the00BA dista nce warning lamp willlight
up inthe instrument cluste r.
X Bra keimmed iatel yin ord erto incr ease the
di sta nce fromthe vehiclein fro nt.
or X Take eva sive acti on, provided itis sa fe to do
so.
Due tothe natu reofthe syste m, partic ular ly
comp licate dbu tnon-cr itical drivin gcond itions ma
yal so cau sethe syste mto disp laya wa rn-
ing .
Wi th the helpof the rada rse nso rsy ste m, the
di sta nce warning functio ncan detect obsta -
cle stha tar ein the path ofyour veh iclefor an
exte ndedpe rio dof tim e.
Up toasp ee dof appro xim ately44 mph
(70 km/h ),the dista nce warning functio ncan
al so rea ctto sta tionar yob sta cles,su ch as
stop pedor parked vehicles .
Au ton omo usbrak ingfun ction If
the driver does not reactto the dista nce
wa rning signa lin acri tica lsi tua tion,Activ e
Bra keAssi stcan assist with the autono mous
bra king functio n.
If the autono mousbra king functio nreq uires a
pa rtic ular ly high bra king force, preventa tive
pa sse nge rpro tecti onmea sures (PRE-S AFE®
)
ar eacti vated simu ltaneo usly.
The autono mousbra king functio nis availa bl e
in the followi ng spee dra nge s:
R 4-65 mph (7-105 km/h )for mov ing
ob jects
R 4-31 mph (7-50 km/h )for stationar y
ob jects
Due tothe natu reofthe syste m, partic ular ly
comp licate dbu tnon-cr itical drivin gcond itions
ma yal so cau sethe autono mousbra king func-
tio nto inte rvene.
If the autono mousbra king functio nreq uires a
pa rtic ular ly high bra king force, preventa tive
pa sse nge rpro tecti onmea sures (PRE-S AFE®
)
ar eacti vated simu ltaneo usly(Y page 55).
Ada ptiv eBrake Assist Ge
neral info rmatio n
i Ob
serve the "Impo rtantsafety note s"sec-
tio n(Y page 60).
Wi th the helpof Ada ptive Bra keAssi st,the dis-
tance warning signa lcan detect obsta clestha t
ar ein the path ofyour veh iclefor anexte nded
pe rio dof tim e.
If Ada ptive Bra keAssi stdetects aris kof col li-
si on with the vehiclein fro nt, itcal cul ate sthe
bra king force nece ssaryto avoid acol lisi on. If
yo uap plythe brakes forcefu lly, Ada ptive
Bra keAssi stwillau toma tically incr ease the
bra king force toalevel suita ble for the traffic
cond itions . 64
Dr
ivi ng safet ysy stem sSafet y

Ada
ptive Bra keAssi stpro vides bra king assis-
tance inha zard oussitua tions atspe edsab ove
4 mph (7km/h ).It us es rada rsens ortech nol-
ogy toasses sthe trafficsitua tion.
Up toaspe edofappro xima tely155 mph
(25 0km/h ),Ada ptive Bra keAssi stiscap able
of rea cting tomovi ngobjects thatha ve
al rea dybeen detecte das such atleas tonce
ove rthe perio dof obser vatio n.
Up toaspe edofappro xima tely44 mph
(70 km/h ),Ada ptive Bra keAssi strea cts to
sta tionar yob sta cles.
If Ada ptive Bra keAssi stdema nds particu larly
hi gh bra king force,pre venta tivepasse nge r
pro tecti onmea sures (PRE-SAFE ®
)ar eacti va-
ted simu ltaneo usly(Y page 55).
X Kee pthe brakepedalde pre sse dunti lthe
eme rgency braking situa tionis ove r.
ABS prevents thewheelsfrom locking .
The brakes willwo rknorma lly ag ain if:
R yourel ease the brakepedal
R ther eis no longe rany dange rof acol lisi on
R no obsta cle isde tecte din front ofyour veh i-
cle
Ada ptive Bra keAssi stisthen deacti vated .
Impo rtant safetynotes G
WA
RNING
Ada ptive Bra keAssi stcanno tal wa yscle arly
id enti fyob jects andcomp lextraf ficsitua -
tio ns.
In such cas es, Ada ptive Bra keAssi stcan:
R inte rveneunne cessarily
R not intervene
The reisaris kof an acci dent.
Alw ayspa ycar efulatte ntionto the traffic
si tua tionand berea dytobra ke. Termi nate
the interventio nin anon-cri ticaldri ving sit-
ua tio n. G
WA
RNING
Ada ptive Bra keAssi stdo es not react:
R to peop leor ani ma ls
R to onco ming vehicles
R to cros sing traf fic
R wh en corne ring As
ares ult, the Adaptive Bra keAssi stma y
not interveneinallcriti calcond itions. There
is aris kof an acci dent.
Alw ayspa ycar efulatte ntionto the traffic
si tua tionand berea dytobra ke.
Alw aysad aptyo ur spe edtosuitthe prevail-
ing roadand trafficcond itions.
Due tothe natu reofthe system ,pa rticu larly
comp licate dbu tnon-cri ticaldri ving cond itions
ma yal so cau seAda ptive Bra keAssi stto inte r-
vene .
If Ada ptive Bra keAssi stisnot availa bl e du eto
a ma lfunctio nin the rada rsens orsystem ,the
bra kesystem remains availa bl e wi th fullbra ke
bo osti ngeffe ctand BAS. Ada
ptiv ebrake lights
i Obs
ervethe "Impo rtant safety notes "sec -
tio n(Y page 60).
If yo ubra kesha rplyfrom aspe edofmore than
50 km/h orifbra king isas sisted byBAS or
Bra keAssi stwith Cross -Tra fficAssi st,the
bra kelamps flash rapidly. In thi swa y,traf fic
trav eling behind youis wa rned inan eve n
more noticeable ma nner.
If yo ubra kesha rplyfrom aspe edofmore than
70 km/h toasta ndsti ll, the hazard warning
la mps areacti vated automa tically. Ifthe
bra kes areap plied ag ain, the brakelamps light
up conti nuously.The hazard warning lamps
sw itch offautoma tically if yo utrav elfas ter
tha n10 km/h .Yo ucan also switch offthe
ha zard warning lamps using the hazard warn-
ing button (Ypage 111 ). ES
P®
(E lectro nicStab ility Pro gram)
Ge neral notes i
Obs
ervethe "Impo rtant safety notes "sec -
tio n(Y page 60) .
ESP ®
moni torsdriving stability and traction,
i.e .po we rtrans mission betwe enthe tiresand
the roadsu rfa ce.
If ESP ®
de tects thatthe vehicleis de via ting
from thedirecti ondesired bythe driver ,one or
more wheelsarebra ked tosta bilize the vehi-
cle .The engineoutpu tis also mod ified tokee p Dri
ving safe tysys tems
65Safety Z

the
vehicleon the desired course withi nph ysi-
cal limi ts. ESP ®
as sists the driver when pulling
aw ay on wetor slip pe ry roa ds.ESP ®
can also
sta bilize the vehicledu rin gbra king .
ETS (Electro nicTrac tionSys tem) i
Ob
serve the "Impo rtantsafety note s"sec-
tio n(Y page 60).
ETS tractio ncontro lis pa rtof ESP ®
.
ETS brakes thedrive wheelsind ividu ally ifthe y
sp in. Thisena bles youto pullaw ay and accel-
era teon slip pe ry surfa ces ,for exa mpl eif the
roa dsu rfa ce isslip pe ry on one side .In addi-
tio n,mor edri ve torq ueistra nsfe rredto the
wh eelor wh eelswith tra ctio n.
ETS remains acti vewhen youde acti vate ESP ®
.
i Me
rce des -AMG vehic les: your veh icle
ma ybe equipp ed with 20-i nch tireson the
rea raxl e.After changing to19 inch wheels,
ETS mayinte rvenenoti ceablyea rlier durin g
the first few kilome ters.After appro xim ately
10 km ETS willfu nctio nas usua lag ain.
Info rma tionon the dimens ions and typesof
wh eelsand tiresfor your veh iclecan be
fou ndinthe "Wheel/tir ecomb inations" sec-
tio n(Y page 321 ).
Impo rtant safety notes G
WA
RNING
If ESP ®
is ma lfunctio ningitwi llnot provide
any vehiclesta bilizati on. Thereisan
incr easedris kof ski dding orofan acc ident.
Exerc ise cau tionwh en conti nuing todrive.
Hav eESP ®
che cked ataqu alifi ed speci alist
wo rksh op. Wh
entow ingthe vehiclewi th the rearaxl e
ra ised ,ob serve the note son ESP ®
(Y page 293 ).
If the 00BB ESP®
OFF warning lamp lights up
conti nuously,the nESP ®
is de acti vated .
If the 00E5 ESP®
wa rning lamp and the00BB
ESP ®
OFF warning lamp arelit conti nuously,
ESP ®
is not availabl e du eto ama lfunctio n.
Ob serve the inform ation onwarning lamps
(Y page 239 )and disp laymes sage swh ich
ma ybe sho wninthe instrument cluste r
(Y page 209 ).
i Onl
yus ewh eelswith the recomm ended
tire sizes .Onl ythe nwi llESP ®
functio npro p-
erl y.
Ch arac teristics ofESP® Ge
neral info rmatio n
If the 00E5 ESP®
wa rning lamp goes out
be for ebe ginning thejourney ,ESP ®
is au to-
ma tica lly acti ve.
If ESP ®
inte rvenes ,the 00E5 ESP®
wa rning
la mp flashe sin the instrument cluste r.
If ESP ®
inte rvenes :
X Do not deacti vate ESP ®
und erany circum -
sta nces .
X Onl yde pre ssthe accelera tor pedalas faras
nece ssarywh en pulling away.
X Ada ptyour drivin gsty leto suitthe prevailing
roa dand weath ercond itions .
The influ ence ofdriv eprog rams onESP®
The drive pro grams allo w ESP ®
to adaptto diffe rent weath ercond itions ,roa dcond itions and the
de sired drivin gsty le.Yo ucan setthe drive pro grams using the DYN AMIC SELEC Tbu tton
(Y page 133) oron AMG vehicles using the DYN AMIC SELEC Tcontro ller (Y page 132 ). 66
Dr
ivi ng safet ysy stem sSafet y

!
Avoid
spinning thedriven wheels foran
extended periodwithESP®
deactivated. You
could otherwise damagethedrivetrain.
Deac <0057004C005900440057004C0051004A0012004400460057004C005900440057
004C0051004A> ESP® X
To activate SPORThandling mode:briefly
press button 0043.
The 0074 SPORT handling modewarning
lamp inthe instrument clusterlightsup.The
SPORT Handling Mode SPORT
Handling Modemessage appearsin
the multifunction display.
X To
deactivate SPORThandling mode:
briefly pressbutton 0043.
The 0074 SPORT handling modewarning
lamp inthe instrument clustergoesout.
X To deactivate ESP®
:press button 0043until
the 00BB ESP®
OFF warning lamplights up
in the instrument cluster.
The 00E5 OFF OFF
message appearsinthe multi-
function display.
X To activate ESP®
:briefly pressbutton 0043.
The 00BB ESP®
OFF warning lampinthe
instrument clustergoesout.The00E5 ESP®
ON ON
message appearsinthe multifunction
displa y.
Characteristics ofactivated SPORThan-
dling mode
If SPORT handling modeisactivated andone
or more wheels starttospin, the00E5 ESP®
warning lampinthe instrument clusterflashes.
ESP ®
only stabilizes thevehicle toalimited
degree.
When SPORT handling modeisactivated:
R ESP ®
only improves drivingstability toa
limited degree
R traction controlisstill activated R
engine torqueisno longer limited andthe
drive wheels areable tospin
R ESP ®
still provides supportwhenyoubrake
firmly
Characteristics whenESP®
is deactiva-
ted
If ESP ®
is deactivated andone ormore wheels
start tospin, the00E5 ESP®
warning lampin
the instrument clusterflashes. Insuch situa-
tions, ESP®
will notstabilize thevehicle.
If you deactivate ESP®
:
R ESP ®
no longer improves drivingstability
R engine torqueisno longer limited andthe
drive wheels areable tospin
R traction controlisstill activated
R Act ive Brake Assist isno longer available;
nor isitactivated ifyou brake firmlywith
assistance fromESP®
R PRE-SAF E®
is no longer available, norisit
activated ifyou brake firmlyandESP®
inter-
venes
R Act ive Brake Assist withcross-t rafficfunc-
tion isno longer available; norisitactivated
if you brake firmlywithassistance from
ESP ®
R ESP ®
still provides supportwhenyoubrake
firmly EBD
(electronic brakeforcedistribu-
tion)
General information EBD
monitors andcont rolsthebrake pressure
on the rear wheels toimprove drivingstability
while braking.
Importa ntsafety notes i
Observe
the"Important safetynotes" sec-
tion fordriving safetysystems (Ypage 60). G
WARNING
If EBD ismalfunctioning, therear wheels can
lock, e.g.under fullbraking. Thisincreases
the risk ofskidding andanaccident.
You should therefore adaptyour driving
style tothe different handling characteris- Driving
safetysystems
69Safety
Z

int
erve neinthe secases .There isarisk of
an acc ident .
Always payparticular attent ion tothe traffic
situat ionand beprepar edtobrak e,espe-
cially ifAc tiveBrak eAss istwith cross-traffic
func tion alert syou.
In order tomaint ainthe appropr iatedistance
to the vehic lein fro ntand thus preventacolli-
sion ,you must apply thebrak esyourself . G
WARN
ING
Ac tiveBrak eAss istwith cross-traffic func-
tion does notreact :
R to small people, e.g.childr en
R to animals
R to onc omin gvehic les
R when corner ing
As aresult ,Ac tiveBrak eAss istwith cross-
tr affic function may notwarn youorengag e
in all crit ical situat ions.There isarisk ofan
acc ident .
Always paycaref ulatt ent ion tothe traffic
situat ionand beready tobrak e.
In the even tof sno wfall orheavy rain,therec-
ogn ition canbeimpaired .
Recogn itionbythe radar sensor syst emisalso
impaired if:
R the reisdirt onthe sensors oranyt hing else
cov erin gthe sensors
R the reisint erfe rencebyoth erradar sources
R the reare strong radar reflections ,for exam -
ple inpark inggarages
R anarr owvehic leistravelin gin fro nt,e.g. a
mot orbik e
R avehic leistravelin gin fro nton adiffe rent
line
Recogn itionbythe camer asyst emisalso
impaired inthe even tof:
R dirt onthe camer aor ifthe camer ais cov -
ered
R glare onthe camer asyst em, e.g.fromthe
sun being lowinthe sky R
dark ness
R or if:
- pedest riansmove quickly,e.g. intothe
path ofthe vehic le
- the camer asyst emnolong errec ogn izes a
pedest rianasaperso ndue tospec ial
clot hing oroth erobje cts
- apedest rianiscon cealed byoth er
obje cts
- the typic aloutlin eof apedest rianisnot
dist inguish ablefromthe back groun d
Followin gdamage tothe frontend ofthe vehi-
cle, have theconfigurat ionand operat ionof
the radar sensors checkedataqualified spe-
cialist workshop. Thisalso applies tocollis ions
at slow speeds wherethereisno visible dam-
age tothe frontofthe vehic le.
Followin gdamage tothe windsh ield,have the
con figurat ionand operat ionofthe camer asys-
tem chec kedataqualified specialist work-
shop.
Function X
To acti vateor deact ivate:act ivat eor
deact ivateAc tiveBrak eAss istwith cross-
tr affic function using theon-board computer
(Y page 200).
When ActiveBrak eAss istwith cross-traffic
func tion isdeact ivated, the 00D4 symbol
appears inthe assist ancegraphic displayof
the multif unction display.
St artin gat aspeed ofaround 4mph (7km /h),
this func tion warns youifyou rapidly approac h
a vehic lein fro nt.An intermit tentwarnin gton e
will thensound andthe00BA distancewarnin g
lamp willlight upinthe instrumen tclust er.
X Brak eimmed iatelytodefuse thesituat ion.
or
X Take evasiv eact ion prov ided itis safe todo
so.
Ac tiveBrak eAss istwith cross-traffic function
can also brakethe vehic leautom atically under
the followin gcon dition s:
R the drive rand frontpassen gerhave their
seat belts fastened
and
R the vehic lespeed isbetwee napprox imately
4 mph (7km /h) and 124 mph (200 km/h) Driving
safety syst ems
71Safety Z

Smar
tKey Import
antsafety notes G
WARNING
If children areleft unsupervised inthe vehi-
cle, they could:
R operate thevehicle's equipment
Additionally, childrencouldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmissionoutof
park position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattended
in the vehicle.
When leaving thevehicle, alwaystake the
SmartK eywith youand lock thevehicle. This
also applie sfor the Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect. G
WARNING
If you attach heavyorlarge object sto the
SmartK ey,the SmartK eycould beuninten -
tionally turnedinthe ignition lock.This
could cause theengine tobe switched off.
There isarisk ofan accident.
Do not attach anyheavy orlarge object sto
the SmartK ey.Remove anybulky keyrings
before insertin gthe SmartK eyinto theigni-
tion lock.
! Keep
theSmartK eyaway fromstrongmag-
netic fields. Otherwise, theremote control
funct ioncould beaffected.
Str ong magnetic fieldscanoccur inthe
vicinity ofpowerful electrical installations.
Do not keep theSmartK ey:
R with electron icdevices, e.g.amobile phone
or another SmartKey
R with metallic objects,e.g. coins ormetal foil
R inside metallic objects,e.g. ametal case
This canaffect thefunct ionality ofthe
SmartK ey. Smar
tKeyfunctions 0043
0037 Locks thevehicle
0044 0054 Opens/c losesthetrunk lid
0087 0036 Unlock sthe vehicle
X To unlock centrally: pressthe0036 but-
ton.
If you donot open thevehicle withinapprox-
imately 40seconds ofunlocking:
R the vehicle islocked again.
R anti-t heftprotect ionisreactivated
X To lock centrally: pressthe0037 button.
The SmartK eycent rally locks/un locks:
R the doors
R the trunk lid
R the glove compartmen t
R the stowage compartmen tunder thearm-
rest
R the stowage compartmen tin the rear
R the fuel filler flap
The turn signals flashonce when unlocking
and three times whenlocking.
You canalso setanaudib lesignal toconfirm
that thevehicle hasbeen locked. Theaudib le
signal canbeactivated anddeactivated using
the on-board computer (Ypage 203).
When itis dark, thesurround lightingalso
comes onifit is activated inthe on-board
computer (Ypage 202). KEY
LESS-GO
General notes Bear
inmind thattheengine canbestarted by
any ofthe vehicle occupants ifthere isaKEY-
LES S-GO keyinthe vehicle (Ypage 128). 74
Smar
tKeyOpening andclosing