2020 MERCEDES-BENZ SL ROADSTER wheel

R
setting amore favorable seatposition for
the front -passenger seat.
R vehicles withamulticontour seat:increasing
the airpressure inthe side bolsters ofthe
seat backrest.
! Make
surethatthere arenoobjects inthe
footwell orbehind theseats. Thereisadan-
ger that theseats and/or objects couldbe
damaged whenPRE-SA FE®
is activated.
Should anaccident notoccur, thepreventative
measures takenarereversed. Certainsettings
must bemade yoursel f.
X Ifthe seat beltpre-tensionin gis not
reduced, movetheseat backrest back
slightly.
Seat beltpre-tensionin gis released . PRE-SAFE
®
PLUS (anticipatory occu-
pant protection systemPLUS)
Introduction PRE-SA
FE®
PLUS isonly available invehicles
with theDriving Assistance package.
Using theradar sensor system, PRE-SAFE®
PLUS isable todetect thatahead-on orrear-
end collision isimminent. Incertain hazardous
situations, PRE-SAFE®
PLUS takes pre-emptive
measures toprotect thevehicle occupants.
Importa ntsafety notes The
intervent ionofPRE-SA FE®
PLUS cannot
prevent animminent collision.
The driver isnot warned abouttheintervent ion
of PRE-SA FE®
PLUS.
PRE-SA FE®
PLUS doesnotintervene ifthe
vehicle isbacking up.
When driving, orwhen parking orexiting a
parking spaceusingActive Parking Assist,
PRE-SA FE®
PLUS willnotapply thebrakes.
Function PRE-SA
FE®
PLUS intervenes incertain situa-
tions ifthe radar sensor system detects an
imminent head-onorrear-end collision. PRE-SA
FE®
PLUS takes thefollowi ngmeas-
ures depending onthe hazardous situation
detected:
R ifthe radar sensor system detects thata
head-on collision isimminent, theseat belts
are pre-tensioned.
R ifthe radar sensor system detects thata
rear-end collisionisimminent:
- the brake pressure isincreased ifthe
driver appliesthe brakes whenthevehicle
is stationary.
- the seat belts arepre-tensioned.
The PRE-SA FE®
PLUS braking application is
canceled:
R ifthe accelerator pedalisdepressed whena
gear isengaged
R ifthe risk ofacollision passesorisno lon-
ger detected
R ifAct ive Distance AssistDISTRONIC indi-
cates anintent iontointervene
If the hazardous situationpasseswithout
resulting inan accident, theoriginal settings
are restored. Automatic
measuresafteranacci-
dent
Immediately afteranaccident, thefollowi ng
measures areimplemented, dependingonthe
type andseverity ofthe impact:
R the hazard warning lampsareswitched on
R the emergency lightingisactivated
R the vehicle doorsareunlocked
R the front sidewindows arelowered
R the electrically adjustablesteeringwheelis
raised whenthedriver's doorisopened
R the engine isswitched offand thefuel sup-
ply iscut off
R vehicles withMercedes meconn ect:auto-
matic emergency call 56
Occ
upant safetySafety

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

The
pulsating brakepedalcanbeanindication
of hazardous roadcondit ions,andfunct ionsas
a reminder totake extracare while driving. BAS
(BrakeAssist System)
General information BAS
operates inemergenc ybraking situations.
If you depress thebrake pedalquickly, BAS
automatically booststhebraking force,thus
shorten ingthe stopping distance.
Import antsafety notes i
Observe
the"Importan tsafety notes" sec-
tion (Ypage 60). G
WARNIN
G
If BAS ismalfunct ioning,thebraking dis-
tanc ein an emergenc ybraking situation is
increased. Thereisarisk ofan accident .
In an emergenc ybraking situation, depress
the brake pedalwithfullforce. ABSprevent s
the wheels fromlockin g.
Br aking X
Keep thebrake pedalfirmly depressed until
the emergenc ybraking situation isover.
ABS prevent sthe wheels fromlockin g.
The brakes willfunct ionasusual onceyou
release thebrake pedal. BASisdeactivated. Br
ake Assist withcross-tr afficfunc-
tion
General information Brake
Assist withcross- trafficfunct ioncan
help youtominimize therisk ofacollision with
a vehicle orapedestrian andreduce the
effect sof such acollision. IfBrake Assist with
cross- trafficfunct iondetect sa danger ofcolli-
sion, youareassisted whenbraking.
i Observe
the"Importan tsafety notes" sec-
tion (Ypage 60).
Brake Assist withcross- trafficfunct ionisonly
availabl ein vehicles withtheDrivin gAssis-
tanc epackage. For
Brake Assist withcross- trafficfunct ionto
assist youwhen driving, theradar sensor sys-
tem andthecamera systemmustbeopera-
tional.
The sensor system andcamera systemhelp
Brake Assist withcross- trafficfunct iondetect
obstacles:
R that areinthe path ofyour vehicle foran
exten dedperiod oftime
R that cross thepath ofyour vehicle
In addition, pedestrians inthe path ofyour
vehicle canbedetect ed.
Brake Assist withcross- trafficfunct iondetect s
pedestrians usingtypical charact eristics such
as body contours andtheposture ofaperson
standin gupright.
If the radar sensor system orthe camera sys-
tem ismalfunct ioning,BrakeAssist withcross-
traff icfunct ionisrestr icted orno longer availa-
ble. Thebrake system isstill availab lewith
complete brakeboosting effectandBAS.
i Observe
therestr iction sdescribed inthe
"Importan tsafety notes" section
(Y page 61).
Import antsafety notes G
WARNIN
G
Act ive Brake Assist withcross- trafficfunc-
tion cann otalway sclearly identify objects
and complex trafficsituations.
In such cases, Active Brake Assist with
cross- trafficfunct ionmight:
R issue anunneces sarywarning orbrake
R issue nowarning ornot brake
Always paycareful attentiontothe traff ic
situation; donot rely onthe Active Brake
Assist withcross- trafficfunct ionalone.
Always beready tobrake andpossibly take
evasive action. G
WARNIN
G
Brake Assist withcross- trafficfunct ioncan-
not alway sclearly identify people,particu-
larly ifthey aremoving. BrakeAssist with
cross- trafficfunct ioncann otinter vene in
these cases. Thereisarisk ofan accident . Driving
safetysystems
61Safety
Z

Up
toaspeed ofapproximately 44mph
(70 km/h), BrakeAssist withcross-t raffic
function mayreact to:
R stationary objectsinthe path ofyour vehi-
cle, e.g. stopped orparked vehicles
R pedestrians inthe path ofyour vehicle
R obstacles crossingyourpath which movein
the detection rangeofthe sensors andare
detected
i If
Brake Assist withcross-t rafficfunction
requires aparticularl yhigh braking force,
preventative passengerprotectionmeasures
(PRE-SAF E®
)are activated atthe same time
(Y page 55).
X Keep thebrake pedaldepressed untilthe
emergency brakingsituation isover.
ABS prevents thewheels fromlocking.
Brake Assist withcross-t rafficfunction is
deactivated andthebrakes function asusua l
agai nif:
R you release thebrake pedal
R there isno longer arisk ofcollision
R no obstacle isdetected infront ofyour vehi-
cle
R you depress theaccelerator pedal
R you activate kickdown Active
BrakeAssis t
General information i
Observe
the"Important safetynotes" sec-
tion (Ypage 60).
Act ive Brake Assist consists ofadistance
warning function withanautonomous braking
function andAdaptive BrakeAssist.
Act ive Brake Assist canhelp youtominimize
the risk ofacollision withthevehicle infront
or reduce theeffects ofsuch acollision.
If Act ive Brake Assist detects thatthere isa
risk ofcollision, youwillbewarned visually
and acousticall y.Ifyou donot react tothe vis-
ual collision warningorthe warning tone,
autonomous brakingcanbeinitiated incritical
situations. Ifyou apply thebrake yoursel fin a
critical situation, AdaptiveBrakeAssist ofthe
Act ive Brake Assist system supports you. Importa
ntsafety notes In
particular, thedetection ofobstacles canbe
impaired if:
R there isdirt onthe sensors oranything else
covering thesensors
R there issnow orheavy rain
R there isinterferenc eby other radarsources
R there arestrong radarreflections, forexam-
ple inparking garages
R anarrow vehicle istraveling infront ,e.g. a
motorbike
R avehicle istraveling infront onadifferent
line
R you aredriving anew vehicle orservicing on
the Active Brake Assist system hasjust
been carried out
Observe theimportant safetynotesinthe
"Breaking-in notes"section (Ypage 125).
Followi ngdamage tothe front endofthe vehi-
cle, have theconfiguration andoperation of
the radar sensor checked ataqual ified spe-
cialist workshop. Thisalso appli estocollisions
at slow speeds wherethereisno visible dam-
age tothe front ofthe vehicle.
Activating/ deactivating Act
ive Brake Assist isautomaticall yactive
after switching onthe ignition.
You canactivate ordeactivate Active Brake
Assist usingtheon-board computer
(Y page 200). When deactivated, thedistance
warning function andtheautonomous braking
function arealso deactivated.
If Act ive Brake Assist isdeactivated, the00D4
symbol appearsinthe assistance graphicdis-
play .
Distance warningfunction General
information
The distance warningfunction canhelp youto
minimize therisk ofafront -end collision witha
vehicle aheadorreduce theeffects ofsuch a
collision. Ifthe distance warningfunction
detects thatthere isarisk ofacollision, you
will bewarned visuallyand acousticall y. Driving
safetysystems
63Safety Z

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

Up
toaspeed ofapproximately 44mph
(70 km/h), Active Brake Assist withcross-t raf-
fic function mayreact to:
R stationary objectsinthe path ofyour vehi-
cle, e.g. stopped orparked vehicles
R pedestrians inthe path ofyour vehicle
i If
there isan increased riskofacollision,
preventive passengerprotectionmeasures
(PRE-SAF E®
)are triggered (Ypage 55).
If the risk ofcollision withthevehicle infront
remains andyoudonot brake, takeevasive
action oraccelerate significantly, thevehicle
may perform automatic emergency braking,up
to the point offull brake application. Auto-
matic emergency brakingisnot performed
until immediately priortoan imminent acci-
dent.
You canprevent theintervent ionofAct ive
Brake Assist withcross-t rafficfunction atany
time by:
R depressing theaccelerator pedalfurther
R activating kickdown
R releasi ngthe brake pedal
The braking application ofAct ive Brake Assist
with cross-t rafficfunction isended automati-
cally if:
R you maneuver toavoid theobstacle
R there isno longer arisk ofcollision
R an obstacle isno longer detected infront of
your vehicle STEER
CONTROL
General information STEE
RCONTROL helpsyoubytransmitt inga
noticeable steeringforcetothe steering wheel
in the direction requiredforvehicle stabiliza-
tion.
This steering assistance isprovided inparticu-
lar if:
R both right wheels orboth leftwheels areon
a wet orslippe ryroad surface whenyou
brake
R the vehicle startstoskid Importa
ntsafety notes i
Observe
the"Important safetynotes" sec-
tion (Ypage 60).
No steering supportisprovided fromSTEER
CONTROL, if:
R ESP ®
is deactivated
R ESP ®
is malfunctioning
R the steering isfaulty
If ESP ®
is malfunctioning, youwillbeassisted
further bythe electrical powersteering. Protection
againsttheft Immobilizer
X To activate withtheSmart Key:remove
the SmartKey fromtheignition lock.
X To activate withKEYLESS-GO: switchthe
ignition offand open thedriver's door.
X To deactivate: switchonthe ignition.
The immobili zerprevents yourvehicle from
being started without thecorrect SmartKey.
When leaving thevehicle, alwaystake the
SmartKey withyouand lock thevehicle. The
engine canbestarted byanyone withavalid
SmartKey thatisleft inside thevehicle.
i The
immobili zerisalwa ysdeactivated
when youstart theengine.
In the event thattheengine cannot bestar-
ted (yet thevehicle's batteryischarged),
the system isnot operational. Contactan
authorized Mercedes-Benz Centerorcall
1-800 -FOR-MERCedes (inthe USA) or
1-800 -387-0100 (inCanada ). ATA
(anti-theft alarmsystem) 72
Protection
againsttheftSafety