Disp
lays on themu ltifunct iondisp lay
R h (gray):cr uise control isselect edbut
no tye tacti vated.
R h (green): cruise control isactiv e.
A stor ed speed appear salong withth eh dis‐
pla y.
% The segment sbe tween thestor ed speed and
th eend ofthesegment displaylight upin
th espeedome ter.
Sy stem limit s
Cr uise control ma ybe unable tomaint ainthe
st or ed speed onuphill gradients. Thestor ed
speed isresumed whenthegr adient evensout.
Ch ang eint oalowe rge ar ingood timeon long
and steep downhill gradients. Take par ticular
no te ofthis when drivin galaden vehicle. By
doing so,youwill mak euse ofthebr aking effect
of theengine. Thisrelie vesth eload onthebr ak e
sy stem and preve nts thebr ak es from overheat‐
ing and wearing tooqu ickl y. Do
notus ecr uise contr olinthefo llo wing situa‐
tion s:
R Intraf fic situ ations whichrequ ire freq uent
ch ang esofspee d,e.g .in hea vytraf fic, on
wi nding roads.
R Onslippe ryroads. Accel erati ng can cause
th edr ive wheels tolose tract ion and the
ve hicle could then skid.
R Ifyo uar edr ivin gwhen visibilit yis poor .
Ope ratin gcr uis eco ntr ol &
WARNIN GRisk ofacci dent dueto stor ed
speed
If yo ucall upthestor ed speed andthis is
lo we rth an your cur rent spe ed,th eve hicle
deceler ates. #
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. Re
quirement s:
R ESP®
mus tbe act ivat ed, but notint erve ning .
R The vehicle speed isat leas t15 mp h
(20 km/ h). R
The transmis sionisin positio n005B. Oper
atingcr uise contr ol #
Press thero ck er switc hon thesteer ing
wheel control panel upordown tothe
desir edposition .
Ac tiv atin gcr uis eco ntr ol #
Select M with theright rock er switc h. Dr
iving andparking 19
3
No
teson DSR &
WARNIN GRisk ofskid ding and accident
whe nDSR isacti vatedon slipper yro ad
sur faces
If th edr iven speed andtheta rget speed dif‐
fe r, th ewheels maylose traction . #
Take intoacc ount thero ad sur face and
th edif fere nce betwee nth edr iving
speed andtarget speed beforeactiv at‐
ing DSR. Obser
vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 181).
Yo uar ealw aysre sponsible forke eping control of
th eve hicle andforasse ssing whether thedo wn‐
hill gradient canbenego tiated. Depen dingon
ro ad sur face and tires, DSR mayno tal wa ys be
able tokeep tothetar getsp ee d. Sel ect ata rget
speed suitable forth een vironmen talcon dition s
and also applyth ebr ak es yourself ifre qu ired. Ac
tiv atin g/deac tivatin gDS R(vehi cles with
Of f-road package orE-Ac tiv eBody Contr ol)
Re quirement s:
R Youar edr ivin gat 24 mp h(40 km/h) or
slo wer.
If th ecur rent vehicle speed istoohigh, the
Max. Speed 24mph messag eappear sin the
multifu nctiondisplay.
R Youha ve notsel ect eddrive pr ogr am C or
B.
R ActiveDis tance AssistDIS TRONI Cis de acti ‐
va ted. #
Toactiv ate: pul lro ck er switc h1.
Indic ator lam p2 lights up.
The î symbol appearsin themultifunc ‐
tion displa y. #
Todeac tivate: pullro ck er switc h1.
Indic ator lam p2 and theî symbol go
out. Dr
iving andparking 19
5
Ot
her featur esofActiveDis tance Assist
DIS TRONI C:
R Adjus tsthedr iving style depending onthe
select eddrive pr ogr am (fuel efficie nt, com‐
fo rtable ordynam ic)
R Initi at es acc eleration tothestor ed speed if
th etur nsignal indicat orisswitc hedonto
ch ang eto theove rtakin glane
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:
- React sto statio naryve hicles detected in
urb anspe edrang es (exc ep tbicy cles and
mo torcyc les)
- Take sone-sided overtakin gre strictions
int oacco untonfree wa ys oron multi-lane
ro ads withsepar atero adw ays(countr y-
dependen t)
Ve hicl eswith Activ ePa rking Assis tand Driv‐
ing Assis tance Packag e:ifth eve hicle has
been brak ed toast ands tillon mult i-lane,sepa‐
ra te roadw aysby ActiveDis tance Assist
DIS TRONI C,itcan automatical lyfollo wtheve hi‐
cle infront, driving offag ain within 30seconds. If
acr itical situation isde tected whe ndr ivi ng off,
a vis ualand acoustic warning isgiv en indic ating
th at thedr iver mus tno wtake contr olof theve hi‐
cle. The vehicle isno tacceler ated anyfur ther.
Obser vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 181).
Ac tiv eDi stance AssistDI ST RO NIC displa ysin
th eins trum ent clus ter Assi
stant displa y
1 Route-based speedadap tatio n:typ eof route
eve nt(/ page 201)
2 Vehicle infront 3
Distance indicator
4 Setspe cified dist anc e
5 ActiveLa ne Chang eAssi stlane chang edis‐
pla y
Pe rm anen tst atus displa yof Activ eDi stance
Ass istDI ST RO NIC
R k (white ):Ac tiveDis tance Assist
DIS TRONI Csel ect ed,sp eci fied distance set
R k (green): ActiveDis tance Assist
DIS TRONI Cacti ve,specif ieddistance setand
ve hicle detected
R r: Route-based speedadap tatio nacti ve
( / pag e20 1).
The stor ed speed issho wnalong withth eper‐
manen tst atus displa yand highlight edon the
speedome ter.When ActiveDis tance Assist
DIS TRONI Cis pa ssi ve,th espeed isgray ed out.
% Onfree wa ys orhigh-speed major roads, the
gr een ç vehicle symbol isdispla yedcy cli‐
cally when theve hicle isready topull away. Dr
iving and parking 19
7
%
Ifyo udepr esstheacceler ator pedal beyond
th ese tting oftheAc tiveDis tance Assist
DIS TRONI C,thesy stem isswitc hedtopas‐
siv emode. Theç Suspende dmessage
appear sin themultifunc tiondispla y.
Disp layon thespeed ometer
The stor ed speed ishighlight edon thespeedom‐
et er.If th espeed oftheve hicle infront orthe
speed adjustment isless than thestor ed speed
due tothero uteeve ntahead, thesegment son
th espeedome terlig ht up. Deactiv ationofActive
Dis tance AssistDIS TRONI C,as wellas altera‐
tion sto thespeed duetomanua lor automatic
adop tionofthemaximum permissible speed,are
displa yedin thecon trol feedbac kof themulti‐
func tion displa yon asing leline.
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions,fo rex am ple:
R Insnow ,ra in, fog, hea vyspr ay,if th er eis
gl ar e, indir ect sunlight oringrea tly varying
ambien tlight . R
Ifth er eis swir ling dust,e.g. when driving off-
ro ad oron san dysur faces.
R The windsh ield inthear ea ofthecamer ais
dir ty,fo gg ed up, damag edorcovered.
R Ifth era dar sensor sar edir tyor covered.
R Inpar kingga rage sor on roads withsteep
uphill ordownhill gradients.
R Ifth er ear enar row vehicles infront, suchas
bicy cles ormo torcyc les.
In addition ,on slipper yro ads, brakin gor acc el‐
er atin gcan caus eon eor severalwheels tolose
tr act ion and theve hicle could then skid.
Do notuse ActiveDis tance AssistDIS TRONI Cin
th ese situation s. &
WARNIN GRisk ofacci dent from acce ler‐
ati on orbraki ng byActiveDis tance
Assi stDIS TRONI C
Ac tiveDis tance AssistDIS TRONI Cma yacc el‐
er ateor brak ein thefo llo wing cases ,fo r
ex am ple:
R Ifth eve hicle pullsaway usin gAc tiveDis ‐
ta nce AssistDIS TRONI C.
R Ifth estor ed speed iscalled upand is
consider ablyfa ster or slo werth an the
cur rently driven spe ed.
R IfAc tiveDis tance AssistDIS TRONI Cno
lo ng er detects ave hicle infront ordoes
no tre act toreleva nt objects. #
Alw ayscar efully observethetraf fic con‐
di tions andbeready tobrak eat all
times. #
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. 19
8
Driving and parking
The
follo wing routeeve nts areta ke nint o
acco unt:
R Curves
R T-int ersect ions,ro und about sand tollst atio ns
R Turnsand exits
R Traf fic jams ahead(only with Liv eTr af fic )
% Whe nth eto llst atio nis reac hed, ActiveDis ‐
ta nce AssistDIS TRONI Cad op tsthespeed as
th estor ed speed.
Also, thespeed isreduced ifth etur nsignal indi‐
cat ortochang elane sis swit ched on and one of
th efo llo wing situat ionsisde tected:
R Turning offat intersect ions
R Drivin gon slowing- down lanes
R Drivin gon lanes adjacenttoslo wing-do wn
lanes
The driver isresponsible forch oosing theright
speed andobser vingother road user s.This
applies inpar ticular tointersect ions,ro und ‐
about sand traffic lights, asroute-based speed
adap tatio ndo es notbr ak eth eve hicle toast and‐
st ill. When
routeguidan ceisact ive, thefirs tsp ee d
ad jus tment iscar ried out automaticall y.Ifth e
tur nsigna lind icatoris swi tched on,theselect ed
ro uteis co nfirmed andfurther speed adjustment
is activ ated.
Speed adaptatio nis canc eled inthefo llo wing
cases :
R Ifth etur nsignal indicat orisswitc hedoff
bef oreth ero uteeve nt.
R Ifth edr iver depr esses theacceler ator or
br ak epedal during thepr ocess.
Sy stem limit s
Ro ute-based speedadap tatio ndo es notta ke
ri ght ofwa yre gulations intoaccount .The driver
is responsible forcom plying withro ad traf fic
re gulations anddriving atasuit able speed.
In dif ficul tcondi tions,th espeed selectionmade
by thesy stem mayno talw aysbe suit able:
R unclear roads
R road nar row ing
R wetro ad sur faces, snowor ice
R whe nto wing atrailer In
these situation sth edr iver mus tint erve ne
acco rding ly. &
WARNIN GRisk ofacci dent inspi teof
ro ute-based speedadap tatio n
Ro ute-based speedadap tatio ncan malfunc‐
tio nor be temp orarily una vailable inthefo l‐
lo wing situat ions:
R Ifth edr iver does notfo llo wthecalcula‐
te dro ute
R Ifmap datais no tup-t o-dat eor available
R Intheeve ntofroadw orks
R Inbad weather orroad con dition s
R Ifth eaccelera torpeda lis depr essed
R Intheeve ntofelectr onicallydispla yed
speed limitations #
Adaptth espeed tothetraf fic situ ation. Se
tting rout e-base dspee dadap tation Re
quirement s: 202
Driving andparking
If
th edr iver does notre act tothis wa rning fora
consider ableper iod, anemerg encystop isiniti‐
at ed (/ page206).
The warning isno tissued orisstopped whenthe
dr iver giv es con firm atio nto thesy stem:
R The driver steer sth eve hicle.
R The driver presses ast eer ing wheel buttonor
oper ates Touc hCon trol.
If Ac tiveSt eer ing Assis tde tects that asy stem
limit hasbeen reac hed, avisual warning is
issued andawa rning tone sou nds.
Obs erve theno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 181).
Sy stem limit s
Ac tiveSt eer ing Assis thas alimit edsteer ing tor‐
qu efo rlat eral gui dance. Insome cases, the
st eer ing interve ntio nis no tsu fficien tto keep the
ve hicle inthelane ortodrive th ro ugh exits. The
system maybe impair edorma yno tfunc tion
in thefo llo wing instances:
R The reispoor visibilit y,e.g. due tosno w,rain,
fo g, hea vyspr ay,gr eatl yva rying ambien t
light orstro ng sha dows onthero ad.
R Ther eis glar e, e.g .fr om oncom ingtraf fic,
di re ct sunli ght orreflect ions.
R Insuf ficie ntroad illumin ation.
R The wind shieldisdir ty,fo gg ed up, damag ed
or coveredin thevicinit yof thecamer a,e.g.
by ast icke r.
R No, orseveral,unc lear lane markingsare
pr esen tfo rone lane, orthemar king sch ang e
qu ickl y, forex am ple, inacon stru ction area
or intersecti ons.
R The lane mar kings arewornaw ay,dar kor
co veredup, e.g. bydirtor sno w.
R Ifth edis tance totheve hicle infront istoo
shor tand thus thelane marking scann otbe
de tected.
R The road isnar row and wind ing.
R Ther ear eobs tacle son thelane orprojec ting
out intoth elane, suchas objec tmar kers. The
system does notpr ov ide assis tance inthe
fo llo wing condition s:
R Ontigh tcur vesand when turning.
R When crossing intersections.
R Atround about sor tollst atio ns.
R When towing atrailer .
R When thetir epr essur eis toolow. &
WARNIN GRisk ofacci dent ifAc tive
St eer ing Assis tune xpect edlyst ops func‐
tionin g
If th esy stem limits ofActiveSt eer ing Assis t
ar ere ac hed ther eis no guar anteethat the
sy stem will remain activeor wil lke ep the
ve hicle inlane. #
Alw ayske ep your han dson thesteer ing
wheel andobser vethetra ffic car efull y. #
Alw aysst eer theve hicle paying atten‐
tion totraf fic condi tions. 20
4
Driving and parking
&
WARNIN GRisk ofacci dent whench ang ‐
ing lane toan occ upied adjacentlane
Lan eChan geAssi stcanno tal wa ys cle arly
de tect ifth eadjacen tlane isfree.
The lane chang emigh tbe init iated although
th eadjacen tlane isno tfr ee. #
Beforech ang inglane s,mak esur eth at
th eneighbor inglane isfree and ther eis
no dang ertoother road user s. #
Mon itor thelane chang e. &
WARNIN GRisk ofacci dent ifLane
Ch ang eAssi stune xpectedl yst ops func‐
tionin g
If th esy stem limit ations forLane Change
Assis tha ve been reac hed, ther eis no guar‐
ant eethat thesy stem will remain active.
Lane ChangeAssis tcanno tth en assis tyo u
by appl ying steer ing torq ues . #
Alw aysmonit orthelane chang eand
ke ep your han dson thesteer ing wheel. Obser
vethetra ffic con dition sand steer
and/or brak eif neces sary. Sy
stem limit s
The system limit ations ofActiveSt eer ing Assis t
apply toActiveLa ne Chang eAssi st
( / pag e203).
The system mayalso beimpair edorma yno t
func tion inthefo llo wing situat ions:
R The sensorsin there ar bum peraredir ty,
damag edorcoveredby ast icke ror ice and
sno w,forex am ple.
R The exterior lighting showsadef ect.
% The ActiveLa ne Chang eAssi stsensor s
adjus taut omaticall ywhile acer tain dis tance
is be ing driven afte rth eve hicle hasbeen
deliv ered. ActiveLa ne Chang eAssi stis
una vailable oronl ypar tiall yav ailable during
th is teac h-in proce ss;noarro w appear sne xt
to theØ ActiveSt eer ing Assis tsymbol
when thetur nsignal indicat orisactiv ated. Ac
tiv atin g/deac tivatin gAc tiv eLan eCha nge
As sist Multimedia
system:
4 © 5
Set ting s5
Assist ance
5 Act ive Lane Change Assist #
Activateor deacti vate thefunc tion. Fu
nction ofActiv eEme rgency Stop Assis t If
th esy stem detects that thedr iver has not
st eer edtheve hicle fora consider ableper iod of
time orhas remo vedth eir hands from thesteer‐
ing wheel, display1 appear sin themultifunc ‐
tion displa y.Ifth edr iver still does notst eer the 206
Driving andparking
ve
hicle, orgiv es no conf irmation tothesy stem,
a wa rning tone sou nds inad ditio nto thevisual
wa rning mess age.
If th edr iver still does notre spond tothewa rn‐
ing, theBeginn ingEmer gencySt op messag e
appear sin themultifunc tiondispla y.Ifth edr iver
st ill does notre spond, ActiveDis tance Assist
DIS TRONI Creduces thespeed. Thevehicle is
deceler ated instag es toast ands till.
De pen dingon thecount ry,at speeds below
40 mph(60 km/h) thehazar dwa rning light s
switc hon aut omat ically.
When theve hicle isstatio nary,thefo llo wing
act ions arecar ried out :
R The vehicle issecur edwithth eelectr icpar k‐
ing brak e.
R ActiveDis tance AssistDIS TRONI Cis end ed
R The vehicle isunloc ked.
R Ifpossible, anemer gency callis place dto
th eMer cedes- Benzemergency callcent er
The driver can cance lth edeceler ationatany
time byper form ing one ofthefo llo wing actions :
R Steer ing R
Braking oracceler ating
R Deact ivating ActiveDis tance Assist
DIS TRONI C Fu
nction ofActiv eTr af fic Jam Assis t Ac
tiveTr af fic Ja m Assi sthelps youwhen intraf‐
fi c jams onmul ti-la neroads withsepar atero ad‐
wa ys by aut omat icallypullin gaw ay wit hin upto
60 seconds andwithmode rate steer ing maneu‐
ve rs.It or ients itselfus ing theve hicle infront
and lane markings. ActiveTr af fic Ja m Assi st
aut omat icallymain tains asaf edis tance from the
ve hicle infront and vehicles cuttingin.
Ac tiveTr af fic Ja m Assi strequ ires you, as the
dr iver ,to keep your han dson thesteer ing wheel
at all times sothat youar eable tointerve ne at
an ytime tocor rect thecour seoftheve hicle and
ke ep itin lane.
Obser vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 181). Ac
tiveTr af fic Ja m Assi stact ivat es aut omat ically
when allofthefo llo wing condition sar eme t:
R Youar ein atraf fic jam onafree wa yor high -
spe edmajorro ad.
R ActiveDis tance AssistDIS TRONI Cis acti va‐
te dand activ e(/ page19 9).
R ActiveBr ak eAssi stisavailable
(/ page18 7).
R ActiveSt eer ing Assis tis activ ated and activ e
(/ page205).
R ActiveTr af fic Ja m Assi stisact ivat ed
(/ page208).
R Youar etra veling nofaster than 35 mph
(60 km/ h).
The follo wing symbol isdispla yedin theins tru‐
ment clusterwhen thesy stem isactiv e: Dr
iving andparking 20
7