
&
WARNIN GRisk ofan acci dent caused by
limit eddetection perform anc eof Active
Br ak eAssi st
Ac tiveBr ak eAssi stcanno tal wa ys cle arly
ident ifyobje ctsand complextraf fic situ a‐
tions .
In such case s,Ac tiveBr ak eAssi stmight :
R Giveawa rning orbrak ewit hout reason
R Notgiv eawa rning ornotbr ak e
Ac tiveBr ak eAssi stisonl yan aid. Thedriver
is responsible formaint ainingasuf ficie ntly
saf edist anc eto theve hicle infront, vehicle
speed andforbr aking ingood time. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation; donotre ly on ActiveBr ak e
Assi stalon e. #
Beprepar edtobrak eor sw erve ifnec ‐
essar y. %
IfAc tiveBr ak eAssi stisdeact ivat ed, 00D4
appear sin thedr iver displa y.
If th esy stem isuna vailable orthefunc tions
ar ere strict ed, 00C7 appea rs. Als
oob ser vethesy stem limits ofActiveBr ak e
Assi st.
The indiv idua lsub func tions areav ailab lein
th efo llo wing speed rang es:
The distance warning func tion issues awa rning
in thefo llo wing situat ions:
R From appr oximat ely4 mp h(7 km/h), ifyo ur
ve hicle iscritically closetoave hicle, cyclis t
or pedes trian, youwill hear anintermit tent
wa rning tone and theL distance warning
lam plight sup inthedr iver displa y.
Ve hicl eswith PRE-S AFE®
:depe nding on
th ecount ry,an addition alhap ticwarning
occ ursin thefo rm ofslight, repeat edten‐
si oni ng oftheseat belt.
If possible, brak eimmediat elyormaneuv erto
avo idtheobs tacle . Di
stance warning funct ion
The distance warning func tion canassis tyo uby
means ofan intermitt entwarning tone and a
wa rning lam p:
R Atspeeds uptoappr oximat ely15 5mp h
(250 km/h)when approaching vehicles
ahead.
R Atspeeds uptoappr oximat ely75 mph
(1 20 km/ h)when approaching crossin gve hi‐
cles, pedes trians andcyclis ts.
R Atspeeds uptoappr oximat ely62 mph
(1 00 km/ h)when approaching statio nary
ve hicles.
R Atspeeds uptoappr oximat ely50 mph
(80 km/ h)when approaching cyclis tsahead.
R Atspeeds uptoappr oximat ely43 mph
(70 km/ h)when approaching statio nary
pedes trians andcyclis ts. Dr
ivin gand parking233

R
Autonomo usbraki ng applica tionin orde rto
re duce these verity of an acc ident
Ev asi veSte ering Assis t &
WARNIN GRisk ofacci dent despite Eva‐
si ve Steer ing Assis t
Ev asiv eSt eer ing Assis tcann otalw aysre cog‐
nize objectsorcom plex traf fic situ ations
cle arly.
Mor eover,th esteer ing suppor tpr ov ided by
Ev asive St eer ing Assis tis no tsuf ficie ntto
avo idacollis ion. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation; donotre ly on Evasiv e
St eer ing Assis talone. #
Beprepar edtobrak eor sw erve ifnec ‐
essar y. #
End thesuppor tby act ivel yst eer ing in
non -critical situation s. #
Drive at an appr opriatespeed ifth er e
ar epedes trians close tothepat hof
yo ur vehicle. Ev
asiv eSt eer ing Assis thas thefo llo wing charac‐
te rist ics:
R Detection ofped estria ns, cycli stsand vehi‐
cles.
R Assis tance thro ugh powe r-assis tedsteer ing if
it de tects asw erving mane uver.
R Activati on byan abr uptst eer ing movement
dur ing asw erving maneu ver.
R Assi stanc edur ing swervin gand stra ight enin g
of theve hicle.
R React ion from aspee dof appr oximat ely
13 mp h(20 km/h) uptoaspee dof appr ox‐
imat ely68 mph(110 km/h) .
The steer ing suppor tof Evasiv eSt eer ing Assis t
can becanc eled atanytime bycou nter steer ing.
Sy stem limit s
Fu llsy stem perform anc eis no tav ailable fora
fe w sec ond saf te rswitc hingontheignition or
af te rdr iving off.
If th esy stem isuna vailable orthefunc tionsar e
re strict ed, the00C7 warning lam pappear sin the
dr iver's displa y. The
system maybe impair edorma yno tfunc ‐
tion ,par ticular lyin thefo llo wing situat ions:
R Insno w,rain, fog, hea vyspr ay,if th er eis
gl ar e, indir ect sunlight oringreat lyvarying
ambien tlight .
R Ifth esensor sar edir ty,fo gg ed up, damag ed
or covered(/ page21 0).
R Ifth esensor sar eim pair eddue tointerfer‐
ence from other radar sour ces, e.g.stro ng
ra dar reflect ions inpar king garage s.
R Ifaloss oftirepr essur eor afa ulty tirehas
been detected and displ ayed.
R Incom plextraf fic situ ations whereobject s
cann otalw aysbe clear lyidentif ied.
R Ifpedes trians, cyclis tsor vehicles move
qu ickl yint oth esensor detection rang e.
R Ifro ad user sar ehidde nby other object sor
ar elocat edclose toother object s.
R Ifth etypical outline ofapedes trian orcyclis t
cann otbe distinguished from thebac k‐
gr ound. Dr
iving andparking 235

Messag
eson thedr iver disp lay 1
Perm issible speed
2 Perm issible speedwhenther eis are striction
3 Addition alsign withre striction
The system can showup totwotraf fic sig ns on
th edr iver displa ysimult aneousl y.The system
alw ayspr ior itizes displa yingspeed limits. Upto
one traf fic sig nwi th amax imum permiss ible
spee dcan besho wnontheHead-up Display.If
tw ospeed signsaresho wnonthedr iver displa y,
fo rex am ple, when speedlimit sar ede tected, the
va lue ofleft-hand speed limit1istransm itted
to thelimit eror ActiveDis tance Assist DIS
TRONI Cforado ption and issho wnonthe
Hea d-up Display. Ex
am ples oftraf fic sig ns whi chcan bedispla yed
Tr af fic Sign Assistcan detect and displ ayfollo w‐
ing traf fic sig ns 1:
R Spee dlimits
R End ofthespeed limit
R Overtaking restrictions
R Playst re ets
R Signssho wing thest ar tor end ofhigh ways
R Signssho wing thest ar tor end ofexpress‐
wa ys R
Recomme ndedspeeds
Tr af fic Sign Assistcan detect follo wing addi‐
tion alsign s3 and, ifnec essar y,anal yzethe
re leva nce ofthere strictions using other vehicle
sensor s:
R When wet
R Slippe ryroad sur faces
R Infog
R Temp orar yre strictions
R Exits
R Restrictions forve hicle/tr ailercombinations
Tr af fic Sign Assistalso uses datafrom thedigit al
st re et map inthena vig ation system. When you
lea veorent eramunicipality orchang ero ads, on
a free wa yex itor acc ess road forex am ple, or
af te ryo utur nat an intersec tion,thedispla yon
th edr iver displa ycan thus be updat edwithout a
tr af fic sig nha ving beende tected.
In addition, thesy stem can displa yspeed limits
ahead onthedr iver displa yand theHead-up Dis‐
pla y.The driver displa ycan also showthedis‐
ta nce toan upco minglowe rlimi tspee d.Forth is Dr
ivin gand parking23
7

pur
pose, information from thedigit alroad map
of thena vig ation system isused. Depen dingon
th ecur rent situa tionand theassumed route, the
displa ymessag eis sho wnupto380 yds(350 m)
in adv ance. TheAssista ncemenu canalso dis‐
pla ya dyna micvisualizatio nof thespeed limits
ahead.
If Traf fic Sign Assistcanno tde term ine thecur‐
re ntly applica ble ma ximu mperm issible speed
(e.g. duetomissi ngsigns), thefo llo wing displa y
appear son thedr iver displa y: Tr
af fic Sign Assistisno tav ailable inall coun ‐
tr ies. Ifth eve hicle isin acountr ywher eTr af fic
Sig nAssi stisno tsuppor ted, this isdispla yed
continu ously .
% Also observe theinf ormation ondispla ymes‐
sag esinTraf fic Sign Assist(/ pag e495 ). Wa
rning when thema xim um permis sible
speed isexc eeded
The system can warnyouif yo uunin tentio nally
exc eed themaximum permissible speed.Todo
th is, youcan spec ifyinthemultimedia system
by howmuc hth emaximum permissible speed
can beexc eeded beforeawa rning isissued. You
can setth ewa rning tovisu alonly (the traf fic
sign flashes thre etimes onthedr iver displa y)or
visual andacous tic,including awa rning tone.
Ad diti onalfunc tions ofTraf fic Sign Assis t
(count ry-spec ific )
Wa rning forno -en try sign s:Traf fic Sign Assist
can warnyouif yo udr ive th ewr ong waydo wn a
sec tion ofroad, forex am ple onfree wa yacc ess
ro ads orone-w aystre ets.
Wa rning atpedes trian crossings: Ifyo u
appr oachpedes trian cross ings,prov ided that
pedes trians arein thedang erzon eor aremo ving
to wa rdsit, Traf fic Sign Assistcan warnyouup to
a spee dof appr oximat ely44 mph(70 km/h).
Wa rning atstop signs: Traf fic Sign Assistcan
wa rnyouup toaspee dof appr oximat ely44 mph
(70 km/ h)ifyo uar eabout todrive pas ta st op sign
unint ention ally.Fo rth is to be possible, the
signs mustbe clear ,fo rex am ple ifth esy stem
de tects mor eth an onestop sign, orast op sign
can beconf irmed using thedigit alna vig ation
map. Nowarning can beissued ifse veraldif fer‐
ent signs arede tected.
Wa rning atredlights: Traf fic Sign Assistcan
wa rnyouup toaspee dof appr oximat ely44 mph
(70 km/ h)ifyo uar eabout todrive th ro ugh are d
light unintentio nally.
The follo wing condition smus tbe fulf illed:
R Severaltr af fic lights have been detected.
R Alltraf fic lights detected arere d.
R Atleas tone ofthere dtraf fic lights detected
is on thefront passeng erside beside the
ve hicle's ownlane.
R The traf fic lights arein thefo llo wing
seq uenc e(fr om topto bottom): red, yello w,
gr ee n. 23
8
Drivin gand parking

%
Ifth efunc tion isavailable, youcan activat e
or deac tivateth ewa rnings atpedes trian
cr ossin gs,stop signs andredlights inthe
Tr af fic Sign Assistmenu under Further Warn-
ings (/page239) .
Sy stem limit s
The system maybe impair edorma yno tfunc tion
par ticular lyin thefo llo wing situat ions:
R Ifvisibilit yis poor ,e.g. due toinsuf ficie ntillu ‐
mina tionofthero ad, high lyvariable shade
con dition s,rain, sno w,fog, swir ling dustor
hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraffic,
di re ct sunli ght orreflect ions.
R Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Iftraf fic sig ns aredifficult todetect, e.g.
beca useth ey aredir ty,co vered, faded, cov‐
er ed withice, damag ed,badly position ed,
poor lylit or twis ted. R
Activetraf fic sig ns with LED displ aysma yno t
be detected cor rectly oratalldu eto tech ni‐
cal fact or s, su ch astransm issionfreq uenc y.
R Ifth einf ormation onthena vig ation system's
digit almap isincor rect, incom plet eor out of
dat e.
R Ifsigns orthero ad layo ut isambig uous,e.g.
traf fic sig ns inroadw orks ,at exits and
ra mp s,in neighbor inglanes orpar alle lro ads.
R Ifsign sdo notcon form tothest andar d.
R Ifsign sor road layo uts arespec ific to the
cou ntryand devia tefrom thero uteguidan ce
in thena vig ation system, e.g.ator beyond
cons tructi onsite s.
R Aftershar ptur ns and tight curves, when traf‐
fi c sig ns areou tsid eth ecamer a'sfield of
vision.
R Ifyo uove rtak eve hicles withtraf fic sig ns
whi chareaf fixe dor att ached tothem. Se
tting Traf fic Sign Assis t
Mult imed iasystem:
4 © 5
Set ting s5
Assist ance
5 Assist ance 5
Traffic SignAssist
Ac tiv atin gor deac tivatin gthe speedwarning #
Activateor deacti vate Spee dLim itWa rning .
Se tting thetype ofwa rning #
Selec t´ next to Spee dLim itWa rning. #
Select Visual& Aud ible or Vis ual.
Se tting thewarning threshold
This value determ ines thespeed atwhic ha
wa rning isissued whenexceeded. #
Setth edesir edspeed underWarnin gThresh-
old.
Ac tiv atin gor deac tivatin gfur ther functions
of Traf fic Sign Assis t #
Activateor deacti vate Furthe rWa rnings .
The available function sar eact ivat ed ordeac ‐
tiv ated. Dr
ivin gand parking239

Dr
iver displ ayintheAssist ancemenu
If ave hicle isde tected within themonit oring
ra ng e, there dwa rning lam plight sup inthecor‐
re sponding outsidemirror.In theAssis tance
menu ,th elam pin outside mirror1 alsolig hts
up red, and thelane inwhic hth eve hicle is
de tected isha tched out.
If ave hicle isde tected inthemonit oring rang e
and youswit chon thetur nsignal indicat orinthe
cor responding direction, awa rning tone sou nds
twi ce and thewa rning lam pflashes redin the
re spectiv eoutside mirror.Re dra dar waves2
ar edispla yedne xt to your vehicle intheAssis‐
ta nce grap hic. If
th etur nsignal indicat orremains on,thedis‐
pla yin theoutside mirrorflashes forall other
de tected vehicles, butnofurther wa rning tone
sou nds. Ifyo uove rtak eave hicle quickl y, no
wa rning isgiv en.
% Vehicl eswith activeambien tlig hting: if
Warni ngSupp ortisactiv ated, theAc tive
Bli nd Spo tAssi stwa rning isalso accompa‐
nied byambie ntlight ing(/ page15 8).
Ob serveth eno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 210). &
WARNIN GRisk ofacci dent despite
Ac tiveBli nd Spo tAssi st
Ac tiveBli nd Spo tAssi stdoes notre act tothe
fo llo wing:
R ifyo uove rtak eave hicle tooclosely so
th at itis in theblind spotar ea
R ifve hicles trave ling atamuc hfa ster
speed approachand then ove rtak e
Ac tiveBli nd Spo tAssi stma yno tgiv ewa rn‐
ings orinterve ne insuch situations. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation and maintain asaf edis‐
ta nce attheside oftheve hicle. Exit
warning
The exitwa rning isan addition alfunc tion of
Ac tiveBli nd Spo tAssi stand canwarnvehicle
occupants attem pting tolea vethest atio nary
ve hicle about approaching vehicles. &
WARNIN GRisk ofacci dent despite exit
wa rning
The exitwa rning neit her react sto statio nary
obj ect sno rto per sons orroad user s
appr oachingyo uat agr ea tly differ ing speed.
The exitwa rning cannotwa rndriver sin these
situation s. #
Alw ayspa ypar ticular attention tothe
tr af fic situ ation whe nope ning thedoor s
and makesur eth er eis suf ficie ntcle ar‐
ance . Dr
iving and parking 24
3

If
ave hicle isde tected inthemonit oring rang e,
th ere dwa rning lam plight sup inthecor re‐
sponding outsidemirror.
If ave hicle occupant pullsthedoor handle on
th eside ofthewa rning, awa rning tone sou nds
twi ce and theambient lightinginthere spectiv e
door andthewa rning lam psinthecor respond‐
ing outside mirrorflash red.
Ve hicl eswith MBUX Interior Ass istant :th e
visu alwa rning begin sas soon asthehand ofa
ve hicle occupant movesin to thear ea ofthe
door .
% Ve
hicl eswith ambien tlig hting oractiv e
ambien tlig hting: theWarning Supportof
th eambient lightingcanbeactiv ated and
deactiv ated (/ page15 8).
% The warning assis tance candiffer depending
on theeq uipment andmayva ry acc ordin gto
th ese tting.
The exitwa rning isonl yav ailable whenActive
Bli nd Spo tAssi stisact ivat ed and uptoamax i‐
mum ofthre eminut esafte rth eignition has
been switchedoff.The exitwa rning isno long er av
ailable once thewa rning lam pin theoutside
mir rorflashes thre etimes.
The exitwa rning isonl yan aid and nota subs ti‐
tut efo rth eatt ent ion ofvehicle occupants. The
re sponsibili tyforopening andclosi ngthedoor s
and forlea ving theve hicle remains withth eve hi‐
cle occupants.
Sy stem limit s
Ac tiveBli nd Spo tAssi stma ybe limi tedin thefo l‐
lo wing situat ions,in par ticular :
R Ifth er eis dir ton thesensor sor thesensor s
ar eobscur ed
R Inpoor visibility ,e.g. due tofog, hea vyrain or
sno w
R Ifth er ear enar row vehicles, e.g.bicycles or
mo torbik es
R Ifth ero ad has very wide ornar row lanes
R Ifve hicles areno tdr iving inthemiddle of
th eir lane
Wa rnings maybe issued inerro rwhen driving
close tocrash barrier sor similar continuous lane
bor ders.Alw aysmak esur eth at ther eis suf fi‐ cie
ntdist anc eto theside forot her traf fic or
obs tacle s.
Wa rnings maybe interru pte dwhen driving along‐
side long vehicles, forex am ple truc ks,fo ra pr o‐
long edtime.
Ac tiveBli nd Spo tAssi stisno topera tionalwhen
re ve rsege ar iseng aged.
Ad dition ally,theex itwa rning maybe limit edin
th efo llo wing situat ions:
R When thesensor sar eco veredby adjac ent
ve hicles innar row par kingspac es
R When people approachth eve hicle
R Intheeve ntofstatio naryor slo wlymo ving
obj ect s
Fu nction ofthebr ak eap plica tionofActiv e
Bli nd Spo tAs sist
If Ac tiveBli nd Spo tAssi stdetects arisk ofaside
im pact inthemonit oring rang e, acou rse-co r‐
re cting brak eap plica tion iscar ried out. This is
designed tohelp youavo idacollis ion.
The cour se-cor recting brak eap plica tion isavaila‐
ble inthespeed rang ebe twee nap prox imat ely
20 mph(3 0km/h) and125mp h(2 00 km/h) . 24
4
Driving and parking

&
WARNIN GRisk ofacci dent despite
br ak eapplication ofActiveBli nd Spo t
Assi st
A cou rse-co rrect ing brak eapplication cannot
alw ayspr eve ntacol lisi on. #
Alw aysst eer ,br ak eor accelera teyour‐
self ,espe ciallyif Ac tiveBli nd Spo t
Assi stwa rnsyo uor mak esaco urse-
co rrect ing brak eapplication. #
Alw aysmaint ainasaf edis tance atthe
sides. &
WARNIN GRisk ofacci dent despite
Ac tiveBli nd Spo tAssi st
Ac tiveBli nd Spo tAssi stdoes notre act inthe
fo llo wing situat ions:
R Ifyo uove rtak eve hicles atahigh speed.
R Ifve hicles approachand overtak eyo uat
a gr eat lydiffer ent speed.
Ac tiveBli nd Spo tAssi stma yno tgiv ewa rn‐
ings orinterve ne insuch situations. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation and maintain asaf edis‐
ta nce attheside oftheve hicle. If
acour se-cor recting brak eap plica tion occu rs,
th ere dwa rning lam pflashes intheoutside mir‐
ro rand awa rning tone sou nds. Inadditio n,adi s‐
pl ay 1 indic atingth edang erofaside collision
appear sin thedr iver's displa y.
In rare case s,thesy stem maymak ean inappr o‐
pr iat ebr ak eapplication. Thisbrak eapplication
ma ybe interru pte dat anytime ifyo usteer
slightl yin theopposit edir ect ion oraccelera te. Sy
stem limit s
Eit her acour se-cor recting brak eap plica tion
ap propr iate to thedr iving situation ,or non eat
all, mayoccur especiall yin thefo llo wing situa‐
tion s:
R Vehicles orobs tacle s,e.g. crash barrier s,are
locat edon both sides ofyour vehicle.
R Ave hicle approaches tooclosely ontheside.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds.
R Youbr ak eor acc elerat esign ifican tly.
R Adr ivi ng safety system interve nes, e.g.ESP ®
or ActiveBr ak eAssi st.
R ESP ®
is de acti vated.
R Aloss oftirepr essur eor afa ulty tireis
de tected. Dr
iving and parking 24
5