Page 217 of 457

R
Ø (white, redh ands): "hands on thes teer-
ing wheel" prom pt
% During thet ransition from activ etopassive
status, theØ symbol is shown as enlar ged
and 0ashing. Once thes ystemisp assive, the
Ø symbol is shown as grey intheI nstru-
ment Displa y.
% Depending on thes elected vehicle settings,
Ac tiveS teering Assist ma ybeunavailable.
S
S t
teer
eer ing and t
ing and t ouc
ouchdet
hd etection
ection
The driver is requ ired tokeep their hands on the
stee ring wheel at all time sand be abl etointer-
ve ne at an ytime tocor rect thec ourse of thev ehi-
cle and keep it in lane. The driver must expect a
ch ang efroma ctivetop assivemode or vice versa
at an ytime. If
th es ystemd etects that thed rive rh as not
steered thev ehiclef orac onsiderable period of
time or has remo vedt heir hand sfromt he steering
wheel, display 1appears. If thed rive rs till does
no tsteer thev ehicle, awarnin gtone sounds in
addition tothev isual warning message.
If th ed rive rd oes no treact tothew arnin gfor a
considerable period, thes ystemc an initiat ean
emer gency stop (/ page215).
The warning is no tissued or is stopped when the
driver gives con/ rmation tothes ystem:
R The driver steer sthe vehicle. R
Dependin gont
Dependin gonthe countr y:
he countr y:thed rive rp resses
as teering wheel button or operates Touch
Control
If Ac tiveS teering Assist de tects that as ystem
limi thas been reached, avisual warning is issued
and awarnin gtone sounds.
Obser vethen otes on driving systems and your
re sponsibility ;you ma yotherwise failto recognise
danger s(/pag e196).
Syst
Syst em limits
em limits
Ac tiveS teering Assist has alimited steering tor-
qu ef or lateral guidance. In some cases, thes teer-
ing inter vention is no tsu1cient tokeep thev ehi-
cle in thel ane or todriv ethrough exits.
The system ma ybeimpaired or ma ynotfunction
in thef ollowing instances:
R Ther eisp oor visibility ,e.g. due tosno w,rain,
fo g, heavy spr ay,g reatl yv arying ligh tcondi-
tions or strong shadow sonthe car riag ewa y.
R Ther eisg lare, e.g. from oncoming tra1c,
di re ct sunlight or re0ections.
R Insu1cient road illumination. 214
214
Driving and parking
Page 218 of 457

R
The windsc reen is dirty ,misted up, damaged
or co veredint he vicinity of thec amera, e.g.
by astick er.
R No,ors everal, unclear lane markings ar epres-
ent foro ne lane, or them arkings change
qu ickl y,fore xamp le, in aconstruction area or
junctions.
R The lane marking sarewo rnawa y,dar korc ov-
ered up, e.g. bydirtors now.
R Ifth ed istance tothev ehicleinf ront is too
shor tand thus thel ane markings canno tbe
de tected.
R The roadisn arro wa nd winding.
R Ther eareobs tacles on thel ane or projecting
out int othe lane ,suc haso bject mar kers.
The system doe snotprov ide assistance in thef ol-
lowing conditions:
R On tight bends and when turning.
R When crossing junctions.
R Atroundabouts or toll stations.
R When thet yrep ressur eist oo lo w. &
W
WARNI NG
ARNI NGRisk of accident if ActiveS teer-
ing Assist unexpectedl ystops functioning
If th es ysteml imits of ActiveS teering Assist
ar er eached ther eisnog uarantee that the
system will remain activ eorwillke ep thev ehi-
cle in lane. #
Alwaysk eep your hands on thes teering
wheel and obser vethet ra1c carefull y. #
Alwayss teer thev ehiclep aying attention
to tra1 cconditions. &
W
WARNI NG
ARNI NGRisk of accident if ActiveS teer-
ing Assist unexpectedl yinter venes
The de tection of lane marking sand objects
ma ym alfunction and cause unexpected steer-
ing inter ventions. #
Steer according totra1 cconditions. A
A
ctiv
ctiv ating/deactiv
ating/deactiv atingA
atin gActiv
ctiv eSt
eSt eer
eering Assist
ing Assist
R
R eq
eq uir
uir ements:
ements:
R ESP ®
is activated, but is no tinter vening. R
ActiveD istance Assist DISTRONI Cisactiva-
te d.
Multimedi asystem:
4 © 5
Settings 5
Quick access #
Select aAct. Steer. Asst . F
F
unction of A
unction of A ctiv
ctiveEmerg
eE merg ency St
ency Stop Assist
op Assist If
th es ystemd etects that thed rive rh as not
steered thev ehiclef orac onsiderable period of
time or has remo vedt heir hand sfromt he steering
wheel, display 1appear sinthe Inst rument Dis-
pla y.Ifth ed rive rs till does no tsteer thev ehicle,
or gives no con/ rmation tothes ystem, aw arning Drivin
gand parking
215
215
Page 219 of 457

to
ne sounds in additio ntothe visual warning mes-
sage.
If th ed rive rs till does no trespon dtothewarning,
the Beginning emergency stop messageappears
in theI nstrument Displa y.Ifth ed rive rs till does
no trespond, ActiveD istance Assist DISTRONIC
re duces thes peed. The vehicle is decelerated in
stages toas tandstill.
Dependin gonthe countr y,at speeds below
60 km/h theh azar dwarnin glights switc hon
automaticall y.
When thev ehicleiss tationar y,thef ollowing
actions ar ecarried out:
R The vehicle is secured wit hthe electric par k-
ing brake.
R ActiveD istance Assist DISTRONI Cisended.
R The vehicle is unloc ked.
R If possible, an emer gency call is placed tothe
Mercedes-Benz eme rgency call centre.
The driver can cancel thed eceleration at an ytime
by per form ing one of thef ollowing actions:
R Steering R
Braking or accelerating
R Deactivating ActiveD istance Assist
DISTRONIC A A
ctiv
ctiv eBr
eBr ak
akeA ssist
eA ssist F
F
unctio nofA
unctio nofActiv
ctiveBr
eBr ak
ak eA ssist
eA ssist
Ac tiveB rake Assist consists of thef ollowing func-
tions:
R Distance warning function
R Autonomous braking function
R Situation-dependent braking assistance
R V
Vehicle swit
ehicle swithDr
hDr iving Assist
iving Assist anceP
anc ePack
ack ag
age:
e: Eva-
siv eS teering Assist and cornering function
Ac tiveB rake Assist can help youtom inimise the
ri sk of acollision wit hvehicles, cyclists or pedes-
trians or toreduce thee .ect sofsuchac ollision.
If Ac tiveB rake Assist has de tected arisk of colli-
sion, awarnin gtone sounds and theL dis-
ta nce warning lam plights up in thei nst rument
cluster. V V
ehicles wit ehicles wit hPRE-S
hP RE-S AFE
AFE®
®
:
:depending on thec oun-
tr y, an additional haptic warning occur sinthe
fo rm of slight, repeated tensioning of thes eat
belt.
If yo udon otreact tothew arning, autonomous
brakin gcan be initiated in critical situations.
In especiall ycritical situations, ActiveB rake Assist
can initiat eautonomous braking directl y.In this
case, thew arnin glam pa nd warning tone occur
simultaneousl ywitht he brakin gapplication.
If yo ua ppl ythe brak eyourself in acritical situa-
tion or appl ythe brak eduring autonomous brak-
ing, situation-dependent braking assistance
occurs. The brak epressur eincreases up tomaxi-
mum full-s topb raking if necessar y.
Obser vethen otes on driving systems and your
re sponsibility ;you ma yotherwise failto recognise
danger s(/pag e196). 216 216
Driving and parking
Page 220 of 457

If autonomous brakin
gorsituation-dependent
brakin gassis tance ha soccur red, display 1
appear sinthe Inst rument Displa yand then auto-
maticall ygoes out aTer ashor ttime.
If th ea utonomous braking function or thes itua-
tion-dependen tbraking assistance is triggered,
additional pr eventiv emeasures foro ccupant pro-
te ction (PRE- SAFE®
)m ayalso be initiated. &
W WARNING ARNING Risk of an accident caused by
limited de tection per form ance of Active
Brak eAssist
Ac tiveB rake Assist canno talway sc lear lyiden-
tify objects and comple xtra1c situations. In suc
hcases,A ctiveBrake Assist might:
R Giveaw arningorb rake without reason
R Notgiveaw arningorn otbrake
Ac tiveB rake Assist is onl yanaid. The driver is
re sponsible form aintaining asu1cientl ysafe
distance tothev ehicleinf ront,v ehicles peed
and forb raking in good time. #
Alwaysp aycareful attention tothet ra1c
situation; do no trelyonA ctiveBrake
Assist alone. #
Be prepa redtob rake or swer veif neces-
sar y. Also obser
vethes ysteml imits of ActiveB rake
Assist.
The individual subfunctions ar The individual subfunctions ar eav
eavailabl einv
ailabl einv ar
ari-
i-
ous speed r
ous speed r ang
anges:
es:
The dis tance warning function can issue awarn-
ing in thef ollowing situations:
R From appr oximatel y30k m/h, if overseveral
seconds thed istance maintained tothev ehi-
cle tr avelling in front is insu1cient fort he driven speed
,the L distance warning lamp
lights up in thei nst rument clus ter.
R From appr oximatel y7km/h, if your vehicle is
criticall yclose toav ehicle, cyclist or pedes-
trian, youw ill hear an intermittent warning
to ne and theL distance warning lamp
lights up in thei nst rument clus ter.
V
V ehicles wit
ehicles wit hPRE-S
hP RE-S AFE
AFE®
®
:
:depending on the
count ry,ana dditional haptic warning occurs
in thef ormofs light,repeated tensioning of
th es eat belt.
Brak eimmediatel yortakee vasiv ea ction, pr ovi-
ded it is saf etodosoa ndthet ra1c situation
allo ws th is.
Dist
Dist ance w
ance w ar
arning function (v
ning function (v ehicles wit
ehicles without Dr
hout Driv-
iv-
ing Assist
ing Assist ance P
ance Pack
ackag
age)
e)
The distance warning function can aid youint he
fo llowing situations wit hanintermittent warning
to ne and awarnin glamp:
R at speeds up toappr oximatel y250 km/h
when approaching vehicles ahead Driving and parking
217
217
Page 221 of 457

R
at speeds up toappr oximatel y80k m/h when
approaching stationar yvehicles, moving
pede strians, and cyclists ahead
R at speeds up toappr oximatel y60k m/h when
approaching crossing cyclists
Dist
Dist ance w
ance w ar
arning function (v
ning function (v ehicles wit
ehicles wit hDr
hDriving
iving
Assist
Assist ance P
ance P ack
ackag
age)
e)
The distance warning function can aid youint he
fo llowing situations wit hanintermittent warning
to ne and awarnin glamp:
R at speeds up toappr oximatel y250 km/h
when approaching vehicles ahead
R at speeds up toappr oximatel y100 km/h
when approaching stationar yvehicles
R at speeds up toappr oximatel y80k m/h when
approaching moving pedestrians and cyclists
ahead
R at speeds up toappr oximatel y70k m/h when
approaching stationar ypedestrians, crossing
ve hicles and stationar yand crossin gcyclists A
A
ut
ut onomous br
onomous br aking function (v
aking function (v ehicleswit
ehicle swithout
hout
Dr
Dr iving Assist
iving Assist ance P
ance Pack
ackag
age)
e)
If th ev ehicleist rave lling at speeds abo veappr ox-
imatel y7km/h, thea utonomous braking function
ma yinter vene in thef ollowing situations:
R at speeds up toappr oximatel y200 km/h
when approaching vehicles ahead
R at speeds up toappr oximatel y80k m/h when
approaching cyclists ahead
R at speeds up toappr oximatel y60k m/h when
approaching moving pedestrians and crossing
cyclists
R at speeds up toappr oximatel y50k m/h when
approaching stationar yvehicles
A A ut ut onomous br
onomous br akingfunction (v
aking function (v ehicleswit
ehicle swithDr
hDr iv-
iv-
ing Assist
ing Assist ance P
ance Pack
ackag
age)
e)
If th ev ehicleist rave lling at speeds abo veappr ox-
imatel y7km/h, thea utonomous braking function
ma yinter vene in thef ollowing situations:
R at speeds up toappr oximatel y250 km/h
when approaching vehicles ahead
R at speeds up toappr oximatel y100 km/h
when approaching stationar yvehicles R
at speeds up toappr oximatel y80k m/h when
approaching cyclists ahead
R at speeds up toappr oximatel y70k m/h when
approaching stationar yand moving pedes-
trians, crossing vehicles and stationar yand
crossin gcyclists
Situation-dependent br
Situation-dependent br aking assist
aking assistance (v
ance (vehicles
ehicles
wit
wit hout Dr
hout Dr iving Assist
iving Assist ance P
ance Pack
ackag
age)
e)
The situation-dependent braking assis tance can
inter vene from aspeed of app roximatel y7km/h
in thef ollowing situations:
R at speeds up toappr oximatel y250 km/h
when approaching vehicles ahead
R at speeds up toappr oximatel y80k m/h when
approaching stationar yvehicles and vehicles
ahead
R at speeds up toappr oximatel y60k m/h when
approaching moving pedestrians and crossing
cyclists 218
218
Driving and parking
Page 222 of 457

Situation-dependent br
Situation-dependent br
aking assist
aking assistance(v
anc e(vehicles
ehicles
wit
wit hDr
hDr iving Assist
iving Assist anceP
anc ePack
ack ag
age)
e)
The situation-dependent braking assistanc ecan
inter vene from aspeed of app roximatel y7km/h
in thef ollowing situations:
R at speeds up toappr oximatel y250 km/h
when approaching vehicles ahead
R at speeds up toappr oximatel y100 km/h
when approaching stationar yvehicles
R at speeds up toappr oximatel y80k m/h when
approaching cyclists ahead
R at speeds up toappr oximatel y60k m/h when
approaching stationar yand moving pedes-
trians, crossing vehicles, and stationar yand
crossin gcyclists
Cancellin gabr
Cancellin gabrak
akea pplicatio nofA
ea pplicatio nofActiv
ctiveBr
eBr ake
ake
Assist
Assist
Yo uc an cancel abrake application of Active
Brak eAssist at an ytime by:
R sharpl ydepressin gthe accelerator peda lor
wit hk ickdown
R releasing theb rake pedal Ac
tiveB rake Assist ma ycancel theb rake applica-
tion when one of thef ollowing condition sisful/l-
led:
R youm anoeuvr etoavoid theo bstacle
R ther eisnol ongerarisk of collision
R an obstacle is no longer de tected in front of
yo ur vehicle
Ev Ev asiv
asiv eSt
eSt eer
eer ing Assis
ing Assist( onl
t( onl yv
yvehicles wit
ehicles wit hDr
hDriving
iving
Assist
Assist ance P
ance P ack
ackag
age)
e)
Evasiv eSteering Assist has thef ollowing charac-
te ristics:
R Thea bility todetect stationar yormoving
pedestrians.
R Assis tance thro ugh po wer-assis teds teering if
it de tects aswervingm anoeuvre.
R Activation byan abrup tsteering mo vement
during aswervingm anoeuv re.
R Assistanc eduring swerving and straigh tening
of thev ehicle.
R Reactio nfromas peed of appr oximately
20 km/h up toas peed of appr oximately
70 km/h. Yo
uc an pr eventthea ssistance at an ytime by
activel ysteering.
Cor
Cor ner
nering function (onl
ing function (onl yv
yvehicle swit
ehicle swithDr
hDr iving
iving
Assist
Assist ance P
ance P ack
ackag
age)
e)
If th es ystemd etects arisk of acollision wit han
oncoming vehicle when turnin gacross an oncom-
ing lane ,autonomous braking can be initiated at
speeds belo w15km/h befor eyou ha veleT the
lane in whic hyou ar edriving. &
W
WARNING
ARNING Risk of accident despit eEva-
siv eS teering Assist
Evasiv eSteering Assist canno talway sr ecog-
nise objects or comple xtra1c situations
clear ly.
Moreo ver,th es teering suppor tprovided by
Evasiv eSteering Assist is no tsu1cien tto
avo idac ollision. #
Alwaysp aycareful attention tothet ra1c
situation; do no trelyonE vasiv eS teering
Assist alone. #
Be prepared tobrak eors werveifn eces-
sar y. Driving and parking
219
219
Page 223 of 457

#
End thes uppor tbyactivelysteering in
non-critical situations. #
Driv eatana ppropriat espeed if there
ar ep edestrians close tothep athofy our
ve hicle. Syst
Syst
em limits
em limits
Fu ll system per form ance is no tyet availabl efor a
few seconds aTer switching on thev ehicleora Ter
driving o..
If Ac tiveB rake Assist is impaired or inoperative
due toam alfunction ,the Ä warning lamp
appear sinthe Inst rument Displa y.
The system ma ybeimpaire dorm aynotfunction,
particular lyin thef ollowing situations:
R In sno w,rain, fog, heavy spr ay,ift her eisg lare,
in direct sunlight or in greatl yvarying light
conditions.
R Ifth es ensor saredirty ,misted up, damaged or
co vered.
R Ifth es ensor sareimpaired due tointer fere nce
from other radar sources, e.g. strong radar
re 0ections in multi-s tore yc ar par ks. R
Ifal oss of tyr epressur eorad efectivetyre
has been de tected and displa yed.
R In comple xtra1c situations wher eobjects
canno talway sbec learlyidenti/ed.
R If pedestrians or vehicles mo vequickl yinto
th es ensor de tection range.
R If pedestrians ar ehidden by other objects.
R Ifth et ypical outline of apedestrian canno tbe
distinguished from theb ackg round.
R Ifap edestrian is no tdetected as such, e.g.
due tospecial clo thing or other objects.
R Ifth ed rive r's seat belt is no tfastened.
R On bends wit hatightradius.
% The ActiveB rake Assist sensor sadjust auto-
matical lywhile acertain distance is being
driven aTer thev ehicleh as been deli vered.
Ac tiveB rake Assist is una vailable or onl ypar-
tiall yavailabl eduring thet each-in process.
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating A
ating Activ
ctiveBr
eBr ak
akeA ssist
eA ssist
R
R eq
eq uir
uir ements:
ements:
R The vehicle is switched on. Multimedia system:
4 © 5
Settings 5
Assistance
5 Active Brake Assist #
Select thed esired setting.
The setting is retained when thed rive system
is next star ted.
Deactiv
Deactiv ating A
ating Activ
ctiv eBr
eBr ak
akeA ssist
eA ssist
% It is recommended that youa lway sl ea ve
Ac tiveB rake Assist acti vated. #
Select Off.
The distance warning function, thea utono-
mous braking function and Evasiv eSteering
Assist ar edeactivated.
When thev ehicleisn exts tarted, them iddle
setting is automaticall yselected.
% IfAc tiveB rake Assist is deactivated, theæ
symbol appear sinthe status bar of theI nstru-
ment Displa y. 220
220
Driving and parking
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Speed Limit Assist
Speed Limit Assist
F
F
unctio nofSpeed Limit Assist
unctio nofSpeed Limit Assist
% Speed Limit Assist uses OpenStreetMa pdata,
whic hism adeavailabl eunder thec onditions
of theO pen Database License (OBbL). Further
informatio ncan be found at :https://
www.osmfoundation.org/wiki/licence.
Speed Limit Assist de tects speed limit switha
multifunction camer aand displa ys them in the
inst rument clus tera nd optionall yinthe head-up
displa y.The camer aalsod etects speed limits with
ar est rictio nindicated byan additional sign (e.g.
when wet) as well as stop signs.
Obser vethen otes on driving systems and your
re sponsibility ;you ma yotherwise failto recognise
danger s(/pag e196).
W
W ar
ar nin gw hen t
nin gw hen t he maximum per
he maximum per missible speed is
missible speed is
ex
ex ceeded
ceeded
The system can warnyouify ou unintentionally
ex ceed them aximum permissible speed. Todo
th is, youc an specify in them ultimedia system by
ho wm ucht he maximum permissible spee dcan
be exceeded befor eawarningisissued. Youc an specify whe
ther thew arnin gistobej ustav isual
wa rning or an acoustic one as well.
Displa
Displa yint
yinthe Ins
he Instr trument Display
ument Display
% The illustrations sho wthe Inst rument Display
in thew idescreen cockpit. 1
Perm issible speed
2 Perm issible speed when ther eisar estriction
3 Additional sign wit hrest rictio n(e.g. when wet)
If Speed Limit Assist canno tdetermine thec ur-
re nt maximum permissible speed (e.g. due to
missing signs), thef ollowing displa yappear sin
th eI nstrument Displa y: This is displa
yedc ontinuousl yifthevehicle is in a
countr ywhereSpeed Limi tAssis tisn otsuppor-
te d. Speed Limit Assist is no tavailabl eina ll coun-
tries.
Syst Syst em limits
em limits
The system ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
R Ifth er eisp oor visibility ,e.g. due toinsu1cient
illumination of ther oad, highl yvariable shade
conditions, rain, sno w,fogorh eavy spr ay.
R Ifth er eisg lare, e.g. from oncoming tra1c,
direct sunlight or re0ections.
R Ifth ew indscreen in thea reaoft he multifunc-
tion came rais dirty ,orifthe came rais misted
up, damaged or co vered.
R Ifth et ra1c signs ar ehardtod etect, e.g. due
to dirt, sno worinsu1cien tlighting, or
because they arec ove red. Driving and parking
221
221