2019 MERCEDES-BENZ SL ROADSTER park assist

Shift
recommendat ion All
vehicles (exceptMercedes-AMG vehi-
cles) The
gearshift recommen dationsassistyouin
adopting aneconomical drivingstyle.Therec-
ommended gearisshown inthe multifunct ion
display .
X Shift torecommen dedgear 0044according to
gearshift recommen dation0043when shown
in the multifunct iondisplay ofthe instru-
ment cluster.
Mercedes-AMG vehicles The
gearshift recommen dationsassistyouin
adopting aneconomical drivingstyle.Therec-
ommended gearisshown inthe multifunct ion
display .
X Shift torecommen dedgear 0044according to
gearshift recommen dation0043when shown
in the multifunct iondisplay ofthe instru-
ment cluster.
Upshifting (Mercedes-AMG vehicles) !
If
manual gearshifting ispermanent lyacti-
vated, theautomatic transmissiondoesnot shift
upautomatically evenwhen theengine
limiting speedforthe current gearis
reached. Whentheengine limiting speedis
reached, thefuel supply iscut toprevent
the engine fromoverrevving. Alwaysmake
sure thattheengine speeddoesnotreach
the red area ofthe tachomet er.There isoth-
erwise arisk ofengine damage. 0043
Gear indicator
0044 Upshift indicator
Before theengine speedreaches thered area,
an upshift indicator willbeshown inthe multi-
funct iondisplay .
X When theUP UP
message appearsinthe multi-
funct iondisplay ,pull onthe right-han d
steering wheelpaddle shifter.
Kickdow n X
For maximum acceleration, depressthe
accelerator pedalbeyond thepressure
point.
The automatic transmissionshiftstoalower
gear depending onthe engine speed.
X Shift back uponce thedesired speedis
reached.
During kickdown, youcannot shiftgears using
the steering wheelpaddle shifters.
If you apply fullthrot tle,the automatic trans-
mission shiftsuptothe next gear when the
maximum enginespeedisreached. Thispre-
vent sthe engine fromoverrevving.
Mercedes-AMG vehicles:kickdown isonly
possible inthe temporary setting. Automat
ictransmission
143Drivingandparking Z

econ
omical driving. Ahigher levelindicat esa
more economical driving style.Ifthe three
outer areas arecomplet elyfilled atthe same
time, thedriver hasadopted themost eco-
nomic aldriving styleforthe select edsett ings
and prevailing conditions .The ECO display
border lightsup.
The ECO display doesnotindicat ethe actual
fuel consumption .The additionally achieved
range displayed underBonus fr.start Bonus
fr.start does
not indicat eafixed consumption reduction.
In addition todriving style,theactual con-
sumption isaffect edbyother factors, such as:
R load
R tire pressure
R cold start
R choice ofroute
R active electricalconsumers
These factorsare not included inthe ECO dis-
play.
An econ omical driving stylespecially requires
driving atmoderate enginespeeds.
Ach ieving ahigher valueinthe categor ies
"Acc eleration" and"Constan t":
R observe thegearshift recommendat ions.
R drive thevehicle indrive program Cor E.
In urban trafficand stop- start traffic,drive pro-
gram Cis recom mended.
On long journ eysatacon stant speed, e.g.on
the highway, onlytheouter areafor"const ant"
will change.
The ECO display summarizes thedriving style
from thestart ofthe journ eytoits complet ion.
Therefor e,there aremore marked changes in
the outer areas atthe start ofajourn ey.On
longer journeys,there arefewer changes .For
more marked changes ,perform amanual rest
(Y page 194).
Furt herinfor mation onthe ECO display
(Y page 193). Br
aking
Impor tantsafety notes G
WARN
ING
If you shift down onaslippery roadsurface
in an attem pttoincr ease theengine' sbrak-
ing effec t,the drive wheels couldlosetheir grip.
There isan incr eased danger ofskid-
ding andacciden ts.
Do not shift down foradditional enginebrak-
ing onaslippery roadsurface.
Downhill gradients !
On
long, steep gradient s,you must reduce
the load onthe brakes. Touse engine brak-
ing, shift toalower gearingood time. This
helps youtoavoid overheat ingthe brakes
and wearing themoutexces sively.
When making useofthe engine braking
effec t,itis possible thatadrive wheel may
not turn forsome time,e.g.inthe case of
suddenly changingor slippery roadsurface
con ditions .This could cause damage tothe
drive train.This type ofdamage isnot cov-
ered bythe Mercedes- Benzwarrant y.
Change intoalower gearingood timeonlong
and steep downhill gradients.This isespecially
import antifthe vehicle isladen.
This also applies ifyou have activat edcruise
con trol orAct ive Dist ance Assist DISTRONIC.
Heavy andlight loads G
WARN
ING
If you rest your footonthe brake pedal
while driving, thebraking systemcanover-
heat. Thisincreases thestoppin gdistanc e
and caneven cause thebraking systemto
fail. There isarisk ofan acciden t.
Never usethebrake pedalasafootr est.
Never depress thebrake pedalandthe
accelerat orpedal atthe same time.
! Depress
ingthe brake pedalconstant ly
results inexces siveandpremature wearto
the brake pads.
If the brakes havebeen subject edtoaheavy
load, donot stop thevehicle immediately, but
drive onfor ashort while. Thisallows theair-
flow tocool thebrakes morequickly.
Wet roads If
you have driven foralong time inheavy rain
without braking,there maybeadelayed reac-
tion from thebrakes whenbraking forthe first Driving
tips
151Driving andparking Z

tim
e.Thi sma yal so occu raf ter the vehicleha s
be en washe dor driven throughde ep water.
Yo uthe nha ve todepre ssthe brakepedal
mor efir ml y.Ma inta inagre aterdi sta nce from
the vehiclein fro nt.
After drivin gon awe troa dor havin gthe vehi-
cle washe d,bra kefirml ywh ile pa ying atte ntion
to the trafficcond itions .Thi swi llwa rm upthe
bra kediscs ,the reb ydry ing themmor equ ickl y
and protecti ngthe magainst corr osion.
Li mite dbrak ingperf orman ceon salt-
treate droad s If
yo udri ve on salte droa ds,a laye rof saltres i-
du ema yfor mon the brakediscs and brake
pa ds.Thi scan resultin asigni ficantl ylo nge r
bra king dista nce.
R In ord erto pre vent anysaltbu ild-u p,apply
the brakes occa siona lly wh ile pa ying atte n-
tio nto the trafficcond itions .
R Ca ref ully de pre ssthe brakepedaland the
be ginning andend ofajou rney .
R Ma inta inagre aterdi sta nce tothe vehicle
ah ead.
Se rvi cing the brak es !
The
brakefluidlevel maybe too low, if:
R ifthe red brakewarning lamp lights upin
the instrument cluste rand
R youhe ar awa rning tone while the engine
is running
Ob serve additio nal warning mes sage sin the
mu ltifu nctio ndisp lay.
The brakefluidlevel maybe too low du eto
bra kepadwe aror leaki ng bra kelines .
Hav ethe brakesyste mche cked immed i-
ate ly.Co nsu ltaqu alifi ed speci alistwo rk-
sho pto arrange this.
! As
the ESP ®
sy ste mopera tes automa ti-
cal ly,the engineand theigniti onmu stbe
sw itch edoff (theSma rtKeymu stbe inpo si-
tio n0092 or0047 inthe igniti onlock orthe
Star t/Stop button mustbe inpo sitio n0092 or
0047) ,if:
R the parki ng bra keistes ted using abra ke
dy nam ome ter.
R the vehicleis tow edwith the frontaxl e
ra ised . Bra
king triggered automa tically by ESP ®
ma ycau sesever eda ma getothe brakesys-
tem.
All che cks and mainte nanc ewo rkon the brake
sy ste mmu stbe car riedou tat aqu alifi ed spe-
cia list wo rksh op.
Hav ebra kepads installed and brakefluid
rep laced ataqu alifi ed speci alistwo rksh op.
If the brakesyste mhasonl ybe en subje ctto
mod erateload s,yo usho uld tes tthe functio n-
al ity ofyour bra kes atreg ular inte rvals.
Info rma tionon BAS (Brake Assist)(Ypage 61)
and onBra keAssi stwith Cross -Tra fficAssi st
(Y page 61) .
Me rce des-Be nzrec omm endstha tyo uonl y
ha ve bra kepads/li ning sins talled on your veh i-
cle which have been appro ved forMerce des-
Benz vehicles orwh ich corr espo nd toan
eq uiva lent quality sta nda rd.Bra kepads/
li ning swh ich have not been appro ved for
Me rce des-Be nzveh icles orwh ich arenot ofan
eq uiva lent quality cou ldaffect your veh icle's
op era ting safety .
Me rce des-Be nzrec omm endstha tyo uonl yus e
bra kefluidtha tha sbe en speci ally ap pro ved
for your veh icleby Me rce des-Be nz,orwh ich
corr espo nds toan equiva lent quality sta nda rd.
Bra kefluidwh ich hasnot been appro ved for
Me rce des-Be nzveh icles orwh ich isnot ofan
eq uiva lent quality cou ldaffect your veh icle's
op era ting safety .
Hig h-pe rformanc eand ceramic brake
sys tem (Merc ede s-AMG vehic les) The
AMG brakesyste ms arede signe dfor
he avylo ad s.Th isma yle ad tonoi sewhen
bra king .Th iswillde pend on:
R Spe ed
R Bra king force
R Ambi entcond itions ,e.g .temp eratureand
hu midity
The wearofind ividu alcomp onents ofthe
bra kesyste m, such asthe brakepads/li ning s
or bra kediscs ,de pends onthe individu aldri v-
ing styleand opera ting cond itions .
For thisrea son ,it is im po ssi ble to sta teami le-
ag etha twi llbe valid und erallcir cum stances .
An aggre ssive drivin gsty lewillle ad tohigh
we ar.Yo ucan obtainmor einf orm ation onthis
fro maqu alifi ed speci alistwo rksh op. 15
2 Dr
ivi ng tipsDrivi ng andparki ng

Storing
orcalling upaspeed G
WARNING
If you callupthe stored speedanditdiffers
from thecurrent speed,thevehicle acceler-
ates ordecelerates. Ifyou donot know the
stored speed, thevehicle couldaccelerate
or brake unexpect edly.There isarisk ofan
accident.
Pay attent iontothe road andtraffic condi-
tions before callingupthe stored speed. If
you donot know thestored speed, storethe
desired speedagain.
X Briefly pullthecruise controllever towards
you 0087.
X Remove yourfootfrom theaccelerator
pedal.
The first time cruise controlisactivated, it
stores thecurrent speedorregulates the
speed ofthe vehicle tothe previously stored
speed.
Setting aspeed G
WARNING
Keep inmind thatitmay take abrief
moment untilthevehicle hasmade thenec-
essary adjustment s.
Incr ease ordecrease thesetvehicle speed
to avalue thattheprevailing roadcondition s
and legal speed limitspermit. Otherwise,
sudden andunexpect edacceleration or
deceleration ofthe vehicle couldcause an
accident and/orserious injurytoyou and
others.
X To
adj ust the setspeed in1mph incre-
ments (1km/h increments): brieflypress
the cruise controllever up0043 tothe pres-
sure point forahigher speed, ordown 0085
for alower speed.
Every timethecruise controllever is
pressed upordown, thelast speed stored is
increased orreduced.
X To
adj ust the setspeed in5mph incre-
ments (10km/h increments): briefly
press thecruise controllever up0043 past the pressure
pointforahigher speed, or
down 0085for alower speed.
Every timethecruise controllever is
pressed upordown, thelast speed stored is
increased orreduced.
i The
speed indicated inthe speedometer
may differ slightly fromthespeed stored.
i Cruise
controlisnot deactivated ifyou
depress theaccelerator pedal.Forexample,
if you accelerate brieflytoovertake, cruise
cont roladjusts thevehicle's speedtothe
last speed stored afteryouhave finished
overtakin g.
Deactivating cruisecontrol There
areseveral waystodeactivate cruise
cont rol:
X Briefly pressthecruise controllever for-
wards 0043.
or X Brake.
Cruise controlisautomatically deactivatedif:
R you engage theelectric parking brake
R you aredriving atless than 20mph
(30 km/h)
R ESP ®
interven esoryou deactivate ESP®
R Brake Assist interven es
R you move outoftransm issionposition 005B
If cruise controlisdeactivated, youwillhear a
warning tone.Youwillsee theCruise Con‐ Cruise
Con‐
trol Off trol
Offmessage inthe multifunct iondis-
play forapproximately fiveseconds.
i When
youswitch offthe engine, thelast
speed stored iscleared. Driving
systems
155Drivingandparking Z

Acti
veDist ance AssistDIST RONIC
Gene ralnot es Ac
tive Distanc eAs sis tDI ST RONI Creg ulat es
th espee dand auto maticallyhelp syou main -
tai nth edist ancefrom theveh icledet ectedin
fr on t.Veh icles are detectedwit hth eaid ofthe
radar sensor syst em. Active Distanc eAs sis t
DI ST RONI Cbrak esauto maticallyto avoi d
ex ce edin gth eset spee dor tomain tainth e
desi gnate ddist ancefrom theveh iclein fron t.
You mustsele ctalower gearingoo dtime on
lon gand steep down hillgrad ients,espe ciallyif
th eveh icleis laden .By doin gso, you willmak e
use ofthebrak ingeffectof theen gin e.This
rel iev es theload onthebrak esyst emand pre-
ven tsthebrak esfrom overheating and wear -
ing tooquic kly.
If Ac tive Distanc eAs sis tDI ST RONI Cdet ects
th at there isaris kof aco llisi onwithth eveh i-
cle infron t,you willbewarn edvisually and
audibly. Active Distanc eAs sis tDI ST RONI C
can notpre ven ta co llisi onwithout yourinter-
ven tion .An interm itte nt warn ingtone will then
soun dand thedist ancewarn inglamp willlight
up intheins trumen tclus ter. Br ake imm edi-
ate lyin ord erto inc reas eth edist ancefrom
th eveh iclein fron t,or tak eevas iveaction,pro -
vid ed itis saf eto do so.
Fo rAc tive Distanc eAs sis tDI ST RONI Cto
assi styou when drivin g,theradar sensor sys-
te m mus tbe oper ational.
Ac tive Distanc eAs sis tDI ST RONI Coper atesin
th espee dran gebet ween 0mph (0km /h) and
12 0mph (200km /h).
Do notuse Active Distanc eAs sis tDI ST RONI C
while drivin gon road swit hsteep grad ients.
As Active Distanc eAs sis tDI ST RONI Ctrans -
mit sradar waves,itcan resemb letheradar
det ectors of theres pon sibleauth orities. You
can referto therel evan tch apt erintheOper a-
to r's Man ualifques tion sare askedabout this.
i US
Aon ly:
This devicehas been approvedby theFCC
as a"Veh icularRadar System". The radar
sen sor isint ended foruse inan auto motive
radar systemonly. Remo ving,tam pering
wit h,or alteri ng thedev icewill voidany war-
ran ties, and isno tper mittedby theFCC. Do
no ttam per with,alt er, oruse inany non-
appr ovedway. An
yunaut horized mod ification tothis dev ice
co uld voidth euser 'sauth orityto oper ate
th eequip ment.
i Canad
aon ly: This devicecompli eswit h
RSS -210 ofIndust ryCanad a.Oper ation is
subj ectto thefol lowin gtwo cond ition s:
1. This devicemay notcaus eint erf ere nce,
and
2. This devicemus tacc ept any interf ere nce
rec eived, includin gint erf ere nceth at may
caus eund esiredoper ation ofthedev ice.
Remo val,tampering,or alteri ng ofthe
dev icewill voidany warr anties, and isno t
per mitted. Do nottam per with,alt er, oruse
in any non-appr ovedway.
An yunaut horized mod ification tothis dev ice
co uld voidth euser 'sauth orityto oper ate
th eequip ment.
Imp ortant safety notes G
WAR
NING
Ac tive Distanc eAs sis tDI ST RONI Cdoes not
reac tto :
R peop leor ani mals
R stati onary objects intheroad ,e. g. stop-
ped orpark edveh icles
R on comin gveh icles and cross ing traff ic
As ares ult,Ac tive Distanc eAs sis t
DI ST RONI Cmay neither givewarn ingsno r
int erv enein suc hsit uati ons.The reisaris k
of an acc iden t.
Alw ays pay careful attention tothetraff ic
sit uati onand beread yto brak e. G
WAR
NING
Ac tive Distanc eAs sis tDI ST RONI Cdoes not
reac tto :
R peop leor ani mals
R stati onary objects intheroad ,e. g. stop-
ped orpark edveh icles (ve hicles without
th eDr ivin gAs sis tan cepac kage)
R stati onary objects intheroad ,e. g. stop-
ped orpark edveh icles, ifsuf ficien tdet ec-
ti on isno tpos sible(ve hicles withth eDr iv-
ing Assis tan cepac kage)
R on comin gveh icles and cross ing traff ic 156
Driv
ingsystem sDriv ingand parki ng

As
ares ult, Active Distance Assist
DISTR ONICma ynei ther give warning snor
inte rveneinsuch situa tions. The reisaris k
of an acci dent.
Alw ayspa ycar efulatte ntionto the traffic
si tua tionand berea dytobra ke. G
WA
RNING
Dis tance keeping assista ntcanno tal wa ys
cle arly identi fyothe rroa dus ers and com-
pl ex traf ficsitua tions.
In such cas es, dista nce keeping assista nt
can:
R acce lera te or bra kethe vehicleune xpect-
ed ly
R inte rveneune xpected ly
The reisaris kof an acci dent.
Co ntinu eto drive car efully and berea dyto
bra ke, especially ifdista nce keeping assis-
tant warns you. G
WA
RNING
Active Distance AssistDISTR ONICbra kes
yo ur veh iclewi th up to50% ofthe maximu m
po ssi ble de cel era tion.Ifthi sde cel era tionis
not sufficie nt, Active Distance Assist
DISTR ONICalerts youwi th avis ualand
aco ustic warning .The reisaris kof an acci -
de nt.
Adju styour spe edinthes ecas esand main-
tai nsu fficie ntdista nce.
App lythe brakes yoursel fand /or take eva-
si ve acti on.
! Whe
nActive Distance AssistDISTR ONIC
or the HOLD functio nis acti vated ,the vehi-
cle brakes automa tically in certa insitua -
tio ns.
To avoid da ma getothe vehicle, de acti vate
Active Distance AssistDISTR ONICand the
HOLD functio nin the followi ng orsimil arsit-
ua tio ns:
R wh en tow ingthe vehicle
R in the carwash
Active Distance AssistDISTR ONICcan neither
red uce theriskof an acci dent ifyo ufai lto ad
aptyo ur driving style,nor override the laws
of phy sics. Active Distance AssistDISTR ONIC
canno ttake intoacco untroad,we ath eror traf -
fic cond itions. Active Distance Assist
DISTR ONICis onl yan aid. Yo uar eres ponsi ble
for the dista nce tothe vehiclein front, for
veh iclespe ed,for braking ingoo dtime andfor
sta ying inyour lane.
Do not useActive Distance AssistDISTR ONIC:
R In roa dand trafficcond itions which donot
al lo w yo uto ma inta inaconsta ntspe ed,e.g .
in hea vytraf ficoron windi ng roa ds
R on slip pe ry roa dsu rfa ces .Bra king oracce l-
era ting couldcau sethe drive wheelsto lose
trac tionand thevehiclecou ldthen skid
R In po or vis ibility ,e.g .du eto fog ,hea vyrain
or snow
Active Distance AssistDISTR ONICma ynot
de tect narrow vehicles driving infront, e.g.
moto rcycles,or veh icles driving inasta gge red
form ation.
In particu lar, the detecti onofobsta clescan be
imp aired if:
R The reisdirt on the sens orsorany thing else
cove ringthesens ors
R The reissnow orhea vyrain
R The reisinte rference byothe rra da rsou rces
R The rearestro ngrada rref lectio ns,forexa m-
pl e in pa rking garages
If Active Distance AssistDISTR ONICno longe r
de tects aveh iclein front, Distance Pilot
DISTR ONICma yune xpected lyacce lera te to
the speedstor ed.
Thi sspe edmay:
R Be too high ifyo uar edri ving inaturn ing
la ne oran exitla ne
R Be sohigh when driving inthe right-ha nd
la ne tha tyo uove rtake vehicles inthe left-
ha nd lane
R Be sohigh inthe left lane tha tyo upa ss
veh icles driving onthe right
If ther eis acha nge ofdri ver s,ad vis ethe new
dri ver ofthe speedstor ed. Dri
ving sys tems
157Dr ivi ng andparki ng Z

Cru
isecont rollever Cruis
econ trol leve r
0043 Tostore thecur ren tspee dor ahigh er
spee d
0044 Toset aspec ifiedmin imum distance
0087 Tostore thecur ren tspee dor call upthe
last store dspee d
0085 Tostore thecur ren tspee dor alower
spee d
0083 Todeac tivate ActiveDis tan ceAssist
DI ST RONI C
Activ ating Activ eDist ance Assist
DIST RONICand stori ng, maintaini ng
and callin gup aspe ed Imp
ortant safety notes
! When
ActiveDis tan ceAssist DIST RONI C
or theHO LD function isact ivat ed, theveh i-
cle brak esauto maticall yin cer tain situa-
tio ns.
To avoid damag eto theveh icle,deac tivate
Ac tiveDis tan ceAssist DIST RONI Cand the
HO LD function inthefoll owin gor sim ilar sit-
uatio ns:
R when towing theveh icle
R in thecar wash
To act ivat eAc tiveDis tan ceAssist DIST RONI C,
th efoll owin gcon dition smust befulf illed:
R theen gin emust bestart ed. Itmay takeup
to two minutesof driv ingbefore ActiveDis -
tan ceAssist DIST RONI Cis read yfor use.
R theelec tric park ingbrak emust berele ased.
R ES P®
must beact ive, butnotint erv ening .
R Ac tivePark ingAssist must notbe act ivat ed.
R thetrans mis sion must beinposi tion005B. R
thedriv er'sdoor must beclosed when you
shif tfr om 005Dto005B oryour seatbeltmust
be fast ened.
R thefron t-pass enger door must beclosed.
R theveh icle must notsk id.
Activ ating
X Briefl ypull thecr uise control leve rto wards
you 0085,up0043 ordown 0044.
Ac tiveDis tan ceAssist DIST RONI Cis act iva-
te d.
X To
adjust theset speedin1mp hincr e-
men ts(1 km /hincr emen ts):brie flypres s
th ecr uise control leve rup 0043 tothepres -
sure pointfor ahigh erspee d,or down 0044to
th epres sure pointfor alower speed.
Ev ery timeth ecr uise control leve ris
pres sedupordown ,th elast spee dstore dis
inc reas edorreduc ed.
or X To
adjust theset speedin5mp hincr e-
men ts(10 km/hincr emen ts):brie fly
pres sth ecr uise control leve rup 0043 past the
pres sure pointfor ahigh erspee d,or
down 0044past thepres sure pointfor alower
spee d.
Ev ery timeth ecr uise control leve ris
pres sedupordown ,th elast spee dstore dis
inc reas edorreduc ed.
X Remo veyour footfr om theacc eler ator
pedal.
Your vehicle adapt sits spee dto that ofthe
veh icle infron t,but onlyup tothedesir ed
st ore dspee d.
i If
you donotfully release theacc eler ator
pedal, theAct ive DistanceAssist pas‐ Act
ive DistanceAssist pas‐
siv e siv
emes sage appear sin themult ifunction
displ ay.The setdistanceto aslowe r-mov ing
veh icle infron twill then notbe main tained.
You willbedriv ingatthespee dyou deter-
min eby theposi tionof theacc eler ator
pedal.
You canalso activat eAc tiveDis tan ceAssist
DI ST RONI Cwhen statio nary.The lowes tspee d
th at can beset is20 mph (30km/ h).
Acti vatin gat thecur ren tsp eed/l ast
st ore dsp eed G
WAR
NING
If you callupthest ore dspee dand itdiff ers
fr om thecur ren tspee d,theveh icleacc eler - 158
Driv
ingsyst emsDriv ingand parki ng

ate
sor dec eler ates.Ifyou donotkn ow the
st ore dspee d,theveh icle coul dacc eler ate
or brak eunex pectedly. Ther eis arisk ofan
acc iden t.
Pay attent ion totheroad andtraff iccon di-
tio ns befo recallin gup thest ore dspee d.If
you donotkn ow thest ore dspee d,store the
desir edspee dagain .
X Briefly pullthecr uise control leve rto wards
you 0085.
X Remov eyour footfr om theacc eler ator
pedal.
The first tim eAc tiveDis tan ceAssist
DI STRO NICisact ivat ed, itstore sth ecur ren t
spee dor reg ulate sth espee dof theveh icle
to theprev iously store dspee d.
Pull ingawa yand driving
X If
you want topullawa ywith Activ eDis-
ta nce Assist DISTRONIC: rem ove your foot
fr om thebrak epedal.
X Briefly pullthecr uise control leve rto wards
you 0085.
or X IfAc tiveDis tan ceAssist DISTRO NICisact i-
vat ed: acceler ate brie fly.
Your vehicle pulls away andadapt sits spee d
to that oftheveh icle infron t.Ifno veh icle is
det ectedinfron t,your vehicle acceler ates
to theset spee d.
The vehicle can also pullaway when itis fac ing
an unid entified obstacle orisdriv ingonadif-
fer ent line from another veh icle.The vehicle
th en brak esauto matically. Beready tobrak e
at all tim es.
If th ere isno veh icle infron t,Ac tiveDis tan ce
As sist DISTRO NICoper atesin thesame way
as cruise control.
If Ac tiveDis tan ceAssist DISTRO NICdetectsa
slowe r-mov ingvehicle infron t,itbrak esyour
veh icle.In this way, thedist anceyou have
selec tedis main tained.
If Ac tiveDis tan ceAssist DISTRO NICdetectsa
fast er-mov ingvehicle infron t,itinc reas esthe
driv ingspee d.Howe ver,th eveh icle ison ly
acc eler atedup tothespee dyou have store d. Select
ingthedr ive progr am
All vehi cles (excep tAMG vehicles): Active
Dis tan ceAssist DISTRO NICsuppo rts a spor ty
driv ingstyle when youhave selectedth eS or
S+ driv eprog ram(Ypage 132). Accel erat ion
behin dth eveh icle infron tor totheset spee d
is then noticeably moredynam ic.Ifyou have
selec tedth eC or Edriv ingprog ram,th eveh i-
cle acceler atesmor egen tly. This settingis
rec omm endedinstop- and- start traff ic.
AMG vehicles: ActiveDis tan ceAssist
DI STRO NICsuppo rts a spor tydriv ingstyle
when youhave selectedth eS or S+ orMdriv e
prog ram(Ypage 133). Accel erat ionbehin d
th eveh icle infron tor totheset spee dis then
no ticeably moredynam ic.When youselec tth e
C driv eprog ram,th eveh icle acceler atesmor e
gen tly. This settingis rec omm endedinstop-
and- start traff ic.
Cha nging lanes
If you want tochang eto theove rtakin glane
on mult i-laneroads ,Ac tiveDis tan ceAssist
DI STRO NICsuppo rts you if:
R you aredrivingfast erthan 45 mph
(70 km/h)
R Ac tiveDis tan ceAssist DISTRO NICismain -
tain ingthedist anceto aveh icle infron t
R you switchon theappro priatetur nsign al
R Ac tiveDis tan ceAssist DISTRO NICdoes not
cur ren tlydet ect adang erofcol lision
If th ese condition sare fulfilled, yourvehicle is
acc eler ated.Ac cel erat ionwill beinterr upte dif
ch ang inglane stak estoolon gor ifth edis-
tan cebet ween yourvehicle and theveh icle in
fr on tbec ome sto osmall .
i When
youchang elane s,Ac tiveDis tan ce
As sist DISTRO NICmon itorstheleft lane on
left -hand- driveveh iclesor therigh tlane on
righ t-han d-driveveh icles.
St opp ing
If Ac tiveDis tan ceAssist DISTRO NICdetects
th at theveh icle infron tis stoppin g,itbrak es
your vehicle untilit is statio nary.
On ce your vehicle isstatio nary,itrem ains sta-
tio nar yand youdonotnee dto depr essthe
brak e.Aftera tim e,theelec tric park ingbrak e
sec ures theveh icle and relie vestheser vice
brak e.
De pen dingon thespec ified minimum distance,
your vehicle willcom eto ast ands tillat asuff i- Driv
ingsyst ems
159Drivingand parking Z