#
Select Deauthorise. #
Select Yes.
The mobil ephone is del eted from thel istof
devices.
Fu nction of Driv eAwayA ssist
Driv eAwayA ssistcan reduce thes eve rity of an
impact when pulling away.Ifano bstacle is
de tected in thed irection of tr avel, thev ehicle's
speed is brief lyreduced toappr ox.2 km/h .Ifa
critical situation is de tected, asym bolapp ears
on thec amer aimag eoft he multimedia sy stem. &
WARNING Risk of accident caused by
limited de tection per form anc eofD rive
Aw ayAssi st
Driv eAwayA ssistcanno talway sc learly iden‐
tify objects and traf fics ituations.
In su chcases, Driv eAwayA ssistmight:
R Warnyouw ithout reason and limit the
ve hicle speed.
R Notw arny ou or no tlimit thev ehicle
speed. #
Alw aysp aycareful attention tothet raf‐
fi cs ituation; do no trely on Driv eAway
Assi stalone. #
Be prepared tobrak eors werveasn ec‐
essar y,prov ided thet raffic situation
permit sand that it is saf etotakee va‐
siv ea ction. Driv
eAwayA ssistis onl yana id. It is no tasub‐
st itut efor your attentio ntothe sur roundings.
The responsibility fors afem anoeuvring and
parking remains wit hyou. Mak esuret hat no
persons, animals or objectse tc. areinthe
manoeuvring range.
Ar isk of acollision ma yarise in thef ollowing sit‐
uations, fore xamp le:
R Ifth ed rive rm ixes up thea ccelera tora nd
brak epedals.
R Ifth ew rong gear is selec ted.
The Driv eAwayA ssistfunction is activ eunder
th ef ollowing conditions:
R IfPa rking Assis tPARKTRONIC is activated. R
Ever ytimet he gear is changed tok orh
when thev ehicle is at astandstill.
R Ifth ed etected obs tacle is less than appr ox.
1. 0ma way.
R Ifth em anoeuvring assis tance functio nis
acti vatedint he multimedia sy stem.
Sy stem limitations
Driv eAwayA ssistis no tavailable on incline sand
when drivin gwithat railer.
Fu nction of Cross Traf ficA lert
% Alsoread thei nstruction sonBlind Spot
Assis t(→ pag e248).
Ve hicles with Blind Spo tAssis t:driver scan
also be warned of an ycrossing traf ficw hen
re ve rsing out of aparkin gspace. If acritical sit‐
uation is de tected, awarning symbol appear son
th ec amer aimag eoft he multimedia sy stem. If
th ed rive rd oes no trespond tothew arning ,the
ve hicle's brakes can be applied automaticall y.To
do this, thef unction uses ther adar senso rsin
th eb umper .The area adjacen ttothevehicle is
continually monitored. Driving and parking
243
If
th er adar senso rsareo bstructed byvehicles
or other objects, de tection is no tpossible.
The Cross Traf ficA lertfunction is acti veunder
th ef ollowing conditions:
R If Blind Spo tAssis tisa ctivated.
R Ifth ev ehicle is reve rsing at walkin gpace.
R Ifth em anoeuvring assis tance functio nis
acti vatedint he multimedia sy stem.
The Cross Traf ficA lertfunction is no tavailable
on incline sand when drivin gwithat railer.
Deactivating/activating manoeuv ring assis‐
tance
Multimedia sy stem:
, Vehicle .
k Assistance .
Camera
&P ark. Assist .
Manoeuvrin gassist. #
Switc hthe function on Oor off ª. AT
TENTION ASSI STFu
nction of ATTENTION ASSI ST
AT TENTION ASSIS Tassists youo nlong, mon oto‐
nous journe ys,e .g. on mo torw aysa nd trunk ro
ads. If ATTENTION ASSIS Tdetects ind icators
of fatigue or increasing lapses in concentration
on thep artoft he driver ,itsuggests taking a
brea k.
AT TENTION ASSIS Tisonlyana id. It cannot
alw aysd etect fatigue or lapses in concentration
unti ltoo late. The sy stem is no tasubstitut efor a
we ll-res teda nd attentiv edrive r.On long jour‐
ne ys,tak er egular break singood time that allow
fo ra dequ ater ecuperation.
Yo uc an choose between tw osettings.
R Standard: normal sy stem sensitivity.
R Sensitive: higher system sensitivity .The
driver is warned earlier and thea ttention
le ve ld etected byATTENTION ASSIS Tisadap‐
te da ccording ly.
If dr owsiness or increasing lapses in concentra‐
tion ar edetected, theATTENTION ASSIST: Take
ab reak! warning appear sinthe Instrument Dis‐
pla y.Yo uc an ackn owledg ethe messag eand
tak eab reak wher enecessar y.Ifyo udon ottake
ab reak and ATTENTION ASSIS Tcontinues to
de tect increasing lapse sinconcentration, youwill be
warned again af teram inimu mof
15 minutes. Yo
uc an ha vethef ollowing status information for
AT TENTION ASSIS Tdispla yedint he assis tance
menu of theo n-boar dcomputer:
R The lengt hofthe journe ysince thel ast
break.
R The attention le veld etermined byATTENTION
ASSIS T.
If AT TENTION ASSIS Tisunable tocalculat ethe
attention le vela nd canno tissue awarning ,the
System suspended messageappears. 244
Driving and pa rking
If
aw arning is given in theI nstrument Displa y,
th em ultimedia sy stem of fers to sear chforar est
area. Youc an select aresta reaa nd star tn aviga‐
tio ntot hisrest area. This function can be activa‐
te da nd deactivated in them ultimedia sy stem.
If AT TENTION ASSIS Tisdeactivated, theé
symbol appear sinthe assis tance graphi cinthe
Instrument Displa ywhen thee ngine is running.
AT TENTION ASSIS Tisactivated automatically
when thee ngine is re-sta rted. The las tselected
sensitivity le velremain sstore d.
Sy stem limitations
AT TENTION ASSIS Tisactiveint he 60 km/h to
200 km/h spee drange.
Th ef unctionality of ATTENTION ASSIS Tis
re stricted, and warnings ma ybedelayedorn ot
occur at all in thef ollowing situations:
R Ifyo uh ave been driving forl ess than 30
minutes.
R Ifth er oad condition is poor (une venr oad
sur face or po tholes).
R Ifth er eisas tron gs idew ind. R
Ifyo ua dop tas porty drivin gstyle (hig hcor‐
nering speeds or high ratesofa cceleration).
R Ifth eS teering Assis tfunction of ActiveD is‐
ta nce Assi stDISTRONI Cisactive.
R Ifth et ime has been se tincor rectly.
R In acti vedriving situations, if youc hange
lanes and vary your spee dfrequ ently.
The ATTENTION ASSIS Ttiredness or alertness
assessment is dele teda nd restar tedw hen con‐
tinuing thej ourne yinthefollowing situations:
R Ifyo us wit ch offt he engine.
R Ifyo uu nfas teny our seat belt and open the
driver's door (e.g. chang edrive rs or take a
break).
Setting ATTENTION ASSI ST
Multimedia sy stem:
, Vehicle .
k Assistance .
ATTEN-
TION ASSIST
Setting options #
Select Standard, SensitiveorOff. Suggesting
aresta rea #
Select Suggest rest area . #
Activate Oor deacti vate thef unction ª.
If AT TENTION ASSIS Tdetects fatigue or
increasing la ckof attention ,itsuggests a
re st area in thev icinity. #
Select asugges tedr esta rea.
Yo ua reguided tothes elected rest area. Drivin
gand parking 245
Tr
af ficS ign Assist Fu
nction of Traf ficS ign Assist Tr
af ficS ign Assi stdetects traf fics igns wi thmul‐
tifunction camera 1.Itassistsy ou bydisplay‐
ing de tected speed limits and overtakin grestric‐
tions in thei nstrument clus ter. Since
Traf ficS ign Assi stalso uses thed ata
st ored in then avigation sy stem, it can update
th ed ispla yint hefollowing situations without
de tecting traf fics igns:
R Whe nthe vehicle changes roads, e.g .slip
ro ad or mo torw ay ex it.
R When avillag eort ownb oundar yispassed
whic hiss tore dint he digital map.
If th es ystemd etects that youa redrivin gontoa
section of road in thew rong direction of tr avel, it
trigger sawarning.
The camera also de tects traf fics igns wi th a
re striction indicated byan additional sign (e.g. in
we tconditions).
Wa rning when them aximum permissible
speed is exceeded
The sy stem can warnyouify ou unintentionally
exc eed them aximum permissible speed. Todo
th is, youc an specify in them ultimedia sy stem
by howm ucht he maximum permissible speed
can be exceeded befor eawarning is issued. Yo u
can specify whe ther thew arning is tobe jus ta
visual warning or an acoustic one as well. Displa
yinthe Instrument Display 1
Perm issible speed
2 Perm issible speed when ther eisar estriction
3 Additional sign wit hrestriction
% The illustration sh owstheI nstrument Display
in theW idescreen Cockpit 246
Driving and pa rking
Tr
af ficS ign Assi stis no tavailable in all coun‐
tries. If it is una vailable, display 1is shown in
th es peedome ter.
Wa rning when app roaching pedestrian cross‐
ings
Ve hicles with Drivin gAssistanc ePacka ge:
th es ystemc anwarnyouify ou approac ha
pedestrian crossing wit hyour vehicle. Ames‐
sag eappears inthei nstrument clus ter. The
warning occur sifappropriat etraffic signs or
ro ad markings ar edetected and pedestrians are
present in thed anger zone.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
R Ifth er eisp oor visibility ,e.g. due toinsuf fi‐
cient illumination of ther oad, highly variable
shade conditions, or due torain, sno w,fogor
heavy spr ay.
R Ifth er eisg lare, e.g. from oncoming traf fic,
di re ct sunlight or reflections. R
Ifth er eisd irtont he windscreen in thev icin‐
ity of them ultifunction camer aorthe camera
is mis tedu p, damaged or obscured.
R Ifth et raffic signs ar ehardtod etect, e.g .due
to dir tors now, or because they arec ove red,
or due toinsuf ficient lighting.
R Ifth ei nformation in then avigation sy stem's
digital map is incor rect or out-of-da te.
R Ifth es igns ar eambiguous, e.g. tra ffic signs
on con stru ction sites or in adjacent lanes.
Setting Traf ficS ign Assist
Multimedia sy stem:
, Vehicle .
k Assistance .
Traffic
Sign Assist
Ac tivatin g/deacti vatin ga utomati cadoption
of speed limits
Re quirements:
R ActiveD ista nce Assi stDISTRONI Cisactiva‐
te d. #
Select Adopt limit. Driving and parking
247
#
Activate Oor deacti vate ª thef unction.
The speed limits de tected byTraf ficS ign
Assi starea utomaticall yadop tedbyA ctive
Dis tance Assi stDISTRONIC.
Displ aying de tected traf fics igns in the
media display #
Select Display in COMAND .#
Activate Oor deacti vate ª thef unction.
Ad justin gthe type of warning #
Select Visual&audible ,Visual orNone.
Ad justin gthe warning threshold
This value de term ines thes peed at whic ha
wa rning is issued when exceeded. #
Select Warning threshold. #
Setthe desired speed. Blind Spo
tAssis tand Activ eB lind Spot
Assi st Fu
nction of Blind Spo tAssis tand Active
Blind Spo tAssist
Blind Spo tAssistuses tw olateral, rear-facing
ra dar sensor stomonitor thea reaupto40m
behind your vehicle and 3mdirectlynexttoy our
ve hicle.
If av ehicle is de tected at speeds ab ovea ppr ox‐
imatel y12km/h and this vehicle subsequently
enter sthe monitoring rang ed irec tlyn exttoy our
ve hicle, thew arning lam pinthe outside mir ror
light supr ed.
If av ehicle is de tected clos etoyourvehicle in
th el ateral monitoring rang ea nd yous wit ch on
th et urns ignal indicator in thec orresponding
direction, awarning tone sounds once .The red
wa rning lam pinthe outside mir rorf lashes. If the
tur ns igna lindica torr emain son, all other de tec‐
te dv ehicles ar eindicated onl ybytheflashin gof
th er ed warning lamp.
If yo uo vertak eav ehicle quickl y,no warning is
given. &
WARNING Risk of accident despi teBlind
Spo tAssist
Blind Spo tAssistdoes no treact tovehicles
approaching and overtakin gyou at agreatly
di fferent speed.
As aresult, Blind Spo tAssis tcanno twarn
driver sinthis situa tion. #
Alw aysp aycareful attention tothet raf‐
fi cs ituation and maintai nasafed is‐
ta nce at thes ide of thev ehicle. Blind Spo
tAssis tand ActiveB lind Spo tAssist
ar eo nly aids. The ymayfailto detect some vehi‐
cles and ar enosubstitut efor attentiv edriving.
Alw ayse nsur ethat ther eiss ufficient di stanc eto
th es ide foro ther road user sand obs tacles.
Sy stem limitations
The sy stem ma ybelimited in thef ollowing situa‐
tions:
R thes ensor saredirty or co vered
R poor visibility ,e.g. due tofog, heavy rain,
sno wors pray 248
Driving and pa rking
R
narrowv ehicles, e.g. bicycles, ar ewithin the
monitoring range
Wa rnings ma ybeissued in er rorw hen driving
close tocrash ba rrier sors imilar solid lane bor‐
ders. Warnings ma ybeinterrupte dw hen driving
alongside long vehicles, e.g. lor ries, forap ro‐
longed time.
Blind Spo tAssis tisn otoperationa lwhen reve rse
ge ar is engaged.
Fu nction of braking applications (Active
Blind Spo tAssist)
If Ac tiveB lind Spo tAssistdetects arisk of aside
impact in them onitoring range, acourse-cor‐
re cting brak eappli cation is car ried out. This is
designed tohelp youa void ac ollision.
The course-cor recting brak eappli cation is availa‐
ble in thes peed rang eb etwe en appr oximately
30 km/h and 200 km/h. &
WARNING Risk of accident despi te
brak eapplication of ActiveB lind Spot
Assi st
Ac ourse-co rrecting brak eapplication cann ot
alw aysp reve nt ac ollision. #
Alw ayss teer,b rake or accelera teyour‐
self ,especiall yifActiveBlind Spot
Assi stwa rnsy ou or makes acourse-
co rrecting brak eapplication. #
Alw aysm aintain asafed ista nce at the
sides. &
WARNING Risk of accident despi te
Ac tiveB lind Spo tAssist
Ac tiveB lind Spo tAssistdoes no treact tothe
fo llowing:
R Over taking vehicles closely on thes ide,
placing them in theb lind spo tarea.
R Vehicles approaching and overtakin gyou
at av eryd iffe re nt speed. As
aresult, ActiveB lind Spo tAssistma ynei‐
th er giv ewarning snor inter vene in su chsit‐
uations. #
Alw aysp aycareful attention tothet raf‐
fi cs ituation and maintai nasafed is‐
ta nce at thes ide of thev ehicle. If
ac ourse-cor recting brak eappli cation occu rs,
th er ed warning lam pflashes in theo utside mir‐
ro ra nd aw arning tone sounds. In addition, adis‐
pl ay 1 indicatin gthe danger of aside collision
appear sinthe multifunction displa y.
In rare cases, thes ystemm aymak eani nappro‐
priat ebrake application. This brak eapplication Driving and parking
249
R
Youh avea dop tedas porty driving stylew ith
high cornering speeds or high ratesofa ccel‐
eration.
R ESP ®
is deactivated.
R When driving wit hatrailer, thee lectrical con‐
nection tothet railer has been cor rectly
es tablished.
R Ifal oss of tyr epressur eorad efectivetyre
has been de tected and displ ayed.
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
R Ther eisp oor visibilit y,e.g. due toinsuf ficient
illumination of ther oad, highly variable shade
conditions, or due torain, sno w,fogorh eavy
spr ay.
R Ther eisg lare, e.g. from thes un, reflections
or oncoming tra ffic.
R Ther eisd irtont he windscreen in thev icinity
of them ultifunction camer aorthe camer ais
mis tedu p, damaged or obscured.
R No or se veral, unclear lane markings are
presen tfor one lane, e.g. in aconstruction
area. R
The lane markings ar eworn, dar korcovered.
R The dis tance tothev ehicle in front is too
small and thel ane markings thus canno tbe
de tected.
R The lane markings chang equickl y,e.g. lanes
branc hoff,c ross one ano ther or mer ge.
R The road is very nar rowa nd winding.
Ve hicles with Drivin gAssistanc epacka ge or
Driving Assistance Plus pa ckage: ActiveL ane
Ke eping Assis tuses radar sensor stomonitor
se verala reas around thev ehicle. If ther adar
senso rsinther ear bumper ar edirty or co vered
wit hs now, thes ystemm aybe impaired or may
no tfunction .Ifano bstacle in thel ane in which
yo ua redrivin ghas been de tected, no lane-cor‐
re cting brak eappli cation occu rs.
Ac tivatin gActive Lan eKeeping Assist &
WARNING Risk of accident despi te
Ac tiveL aneK eeping Assis twarning
Al ane-cor recting brak eappli cation cannot
al wa ys bring thev ehicle bac kintot he origi‐
nal lane. #
Alw ayss teer,b rake or accelera teyour‐
self ,especiall yifActiveLaneK eeping
Assis twarns youorm akesalane-cor‐
re cting brak eappli cation. &
WARNING Risk of accident despi teinter‐
ve ntio nofA ctiveLaneK eeping Assist
Ac tiveL aneK eeping Assis tdoes no tdetect
traf ficc onditions or road users. In very rare
cases, thes ystem ma ymakeani nappropri‐
at eb rake application, e.g. af teri ntentional ly
driving overas olidl ane marking.
The brak eapplication can be inter rupte dat
an yt ime if yous teer slightl yinthe opposite
direction. #
Alw aysm akes uret hat ther eiss uffi‐
cient di stanc etot he side foro ther traf‐
fi coro bstacles. &
WARNING Risk of accident despi teLane
Ke eping Assist
Lane Keeping Assis tcann otalw aysc learly
de tect lane markings. 252
Driving and pa rking