2020 MERCEDES-BENZ S-CLASS warning

Dep
endingonthec ount ry,a ts peeds below
40 mph(60 km/h) theh azar dwarning lights
switc honautomat ically.
When thev ehicle isstatio nary,thef ollo wing
actions arec arried out :
R The vehicle issecur edwiththe electr icpar k‐
ing brak e
R ActiveD ista nce AssistDIS TRONI Cise nded
R The vehicle isunloc ked
R Ifpossib le,an emer gency callisp lace dt o
th eM ercedes- Benzemergency callcent er
The driver can cance lthe deceler ationatany
time byper form ing one ofthef ollo wing actions:
R Steer ing
R Braking oracceler ating
R Pressing asteer ing-wheel button
R Oper ating Touc hC ontrol
R Activati ng ordeacti vating ActiveD ista nce
Assi stDIS TRONI C Ov
erview ofActiv eD ista nce Assist
DI ST RO NIC displa ysinthei nstrum ent clus‐
te r The
assis tance grap hica nd thes tatus displa y
sho wthe status ofthef ollo wing function sint he
ins trument cluster:
R ActiveD ista nce AssistDIS TRONI C
R Route-based speedadap tatio n
R ActiveS teer ing Assis t Assis
tantdispla y 1
Route-based speedadap tatio n:typ eofrout e
eve nt
2 Vehicle infront
3 Distance indicator
4 Setspecifiedd ista nc e
5 Own vehicle Dr
iving andparking 223

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
bol appear sint he multifunction dis‐
pla y.
Re ar segm ents1 orall-r oundseg‐
men ts2 light upred. At thes ame
time, awarning tone sou nds for
appr oximat elyt wo seco ndseverytim e
th ev ehicle isstar ted. The é symbol
appear sint he multifunction display. The
sensor saredir ty. #
Clean thes ensor sand obser vethen otes on car eofvehicle parts(/ page421).
Pa rking AssistP ARK TRON IChasb een deac tiva tedd uetoam alfunc tion. #
Startt he vehicle again. #
Ifth ep roblem persists, con sult aqualif iedspec ialistworks hop. Fu
nction ofthep assiv es ide impact protec‐
tion
Pa ssiv eside impact protect ion isan additional
Pa rking AssistP ARK TRON ICfunctio nwhich
wa rnst he driver about obstacle satthe side of
th ev ehicle. Awarning isissued whenobstacle s
ar ed etect edbetween thef ront and rear detec‐
tion rang e. In orde rfor an objec tonthe side to
be detected, thes ensor sint he front and rear
bum permus tfirst detect theo bjec twhile you
ar ed rivin gp astit. Dur
ing thep arking procedur eorm aneuv ering,
objec tsared etect edasthev ehicle drives pas t.
If yo us teer inthed irect ion ofad etect edobs ta‐
cle and ther ei sar iskofalater al collision, a
wa rning isissued. Thesegme ntso nthe sides
light upyello wo rred, depending onthed ista nce
to theo bstacle . Seg
ment colord epe ndin gond istan ce
Co lorL ater al dis tan ce
Ye llo wA pprox.1 .0 -2 .0ft
(30 -60c m)
Re dA pprox.< 1.0f t
(30 cm) In
order forl ater al front orrear segm entstob e
displa yed, thev ehicle mustfirst trave lad ista nce
of at leas th alfo fthe vehicle length.Once the
ve hicle hastrave led thel engt hofthe vehicle, all 236
Driving andparking

If
indicat orlam p2 isno tlit, Parking Assist
PA RK TRONI Cisa ctive. Ifth ei ndicat orlam pislit
and theé symbol appearsint he multifunc‐
tion displa y,Pa rking AssistP ARK TRON ICisno t
ac tiv e. #
Pres sb utton1 .
% Parking AssistP ARK TRON ICisau tomat ically
act ivat ed when thev ehicle isstar ted. Ad
jus tingthe warning tones ofParking
Assis tPARK TRON IC
Mul timedia system:
4 Vehicle 5
k Assist ance
5 Camera &Parkin g5
Set Warning Tones
Ad jus tingthe volum eofthe warning tones #
Select Warning ToneVolume. #
Setav alue.
Ad jus tingthe pitc hofthe warning tones #
Select Warning TonePitch.
Se tav alue.
Specif yingthes tar ting point fort he warning
to nes
Yo uc an spec ifywhe ther theP arking Assist
PA RK TRONI Cwarning tones shouldc omm ence
wh en thev ehicle isfur ther aw ay from anobs ta‐
cle . #
Sele ctWa rnEarl y. #
Activate0073 ordeacti vate 0053 thef unc tion . Ac
tiv atin g/deac tivatin gaudi ofadeout
Yo uc an spec ifywhe ther thev olume ofam edia
sour ceinthem ultimedia system isto be
re duced whenParking AssistP ARK TRON ICgive s
an audible warning. #
Selec tAudio Fadeout DuringWarning Ton es. #
Activate0073 ordeacti vate 0053 thef unc tion . Re
versing camer a Fu
nction ofther ear view camer a 238
Driving andparking

5
Redw arning displa yofParking Assist
PA RK TRONI C:obs tacles arev eryc los e
(a ppr oximat ely1 .0ft(0.3 m)orless)
6 Orang ewarning displa yofParking Assist
PA RK TRONI C:obs tacles aream edium dis‐
ta nce away (be tween appr oximat ely1 .0ft
(0.3 m)and 2.0ft(0.6 m))
% Ifth ee ntires ystemf ails, thei nner segment s
of thew arning displa yaresho wninred. The
indicat orlam ponthe PARK TRONI Cbutton
light supa nd theé symbol appearsin
th em ultifunc tiondispla y.
If th es ystemf ails atther ear ,the rear seg‐
men tsares hown inredw hen backingu p
and areh idden whendriving forw ards.
When ActiveP arking Assisti sa ctive, the
lane markingsared ispla yedi ng reen.
If Pa rking AssistP ARK TRON ICisde act ivat ed ,
th ew arning displa yfades out. Wi
de-ang levie w
Sy stem failur e
If th er ei sn oo per ational readin ess, thef ollo wing
messag eappear sint he multimedia system: Sy
stem limit s
The rear vie wc ameraw illno tfun ction orwill
on lypa rtiall yfunc tion inthef ollo wing situations:
R The trunk lidisopen.
R Ther eish eavy rain, sno worfog.
R The ambient lightcondit ionsarep oor ,e.g. at
night.
R The camer alens isobs truct ed, dirtyor fog‐
ge du p.Obser vethen otes on cleaning the
re ar vie wc amera( /pag e421).
R Cameras, orvehicle component sinw hich
th ec amer asarei nstalled, ared amag ed.In
th is eve nt,have thec amer as,their position s
and their setting checkeda taq ualifiedspe‐
cialis tworks hop.
The field ofvision andother funct ionsofther ear
vie wc ameram aybe restrict ed duet oa ddit ional
acc esso ries on ther ear ofthev ehicle (e.g.
license platebrack et or bicy cle rack ).
% The displa ycontras tmaybe impair eddue to
inc ident sunligh toro ther light sources. In
th is case, payp artic ular attent ion. 24
0
Driving and parking

AT
TENTI ONASSIST Fu
nction ofATTENTI ONASSIST
AT TENTION ASSISTa ssis tsyouo nlon g,mon oto‐
nous journeys,e .g. on highw aysa nd trunk roads.
If AT TENTION ASSISTd etects indicat or so ffati ‐
gue orincr eas ing lapse sinc once ntration onthe
par tofthe driver ,its ugg ests taking abreak .
AT TENTION ASSISTi so nlya na id. Itcann ot
alw aysd etect fatig ue orlaps es inconce ntration
in tim e.The system isno tas ubstitutef or aw ell-
re sted and attent ived rive r.On long journeys,
ta ke regular break sing ood time that allo wfor
adeq uaterecuper ation.
Yo uc an choose between twos ettings:
R Standar d:nor mal system sensit ivity.
R Sensitiv e:higher system sensit ivity.The
dr iver iswa rned ear lier and thea ttent ion
le ve ld etect edbyATTENTION ASSISTi sa dap‐
te da ccor dingly.
If dr ow siness orincr easing lapsesinconcen tra‐
tion ared etect ed, theATTE NTION ASSIS T:Take
aB reak !wa rning appear sint he Instrument Dis‐
pla y.Yo uc an ackn ow ledg ethe messag eand tak
eab reak wher eneces sary.Ifyo ud on ottake
ab reak and ATTENTION ASSISTc ont inues to
de tect incr easing lapse sinc oncentr ation, you
will bewarned again afte ram inimu mof
15 minut es. Yo
uc an have thef ollo wing status informat ionfor
AT TENTION ASSISTd ispla yedi nt he assis tance
menu oftheo n-boar dcom put er:
R The lengt hofthe jour neys ince thel ast
br eak .
R The attent ion leve ld eter mined byATTENTION
ASS IST. If
AT TENTION ASSISTi su nable tocal cul atet he
att ention leve la nd can notissue awarning ,the
System Suspendedmes sage appear s.
If aw arning isgiv en intheI nstrument Display,
th em ultimedia system offers to sear chforar est
ar ea. Youc an sele ctar esta reaa nd star tn aviga‐
tio nt ot his rest area. This function can beact iva‐
te da nd deactiv ated inthem ultimedia system.
If AT TENTION ASSISTi sd eactiv ated, theÛ
symbol appearsint he assis tance grap hici nt he
Ins trument Displaywhen thee ngine isrunning .
AT TENTION ASSISTi sa ctiv ated aut omaticall y
when thee ngine isre-sta rted. The lastselect ed
sensit ivityleve lremain sstore d.
Sy stem limit s
AT TENTION ASSISTi sa ctiv eint he 37 mph
(60 km/ h)to 124m ph(200 km/h) speedrang e.
The func tional ity ofATTENTION ASSISTi s
re strict ed, and warnings maybed elayedo rnot
occ uratall inthef ollo wing situations:
R Ifyo uh ave been driving forl ess than appr ox‐
imat ely3 0m inut es. 250
Drivin gand par king

R
When avillag eorcity boundar ywhichis
st or ed inthed igitalmap ispassed.
The camer aalso detects traf fics igns with a
re striction indicated byan addit ionalsign (e.g.in
we tcond itions ).
Tr af ficS ign Assi stisonl yana id. The driver is
re sponsible fork eeping asafed ista nce from the
ve hicle infront, forv ehicle speed andforb raking
in good time.
Wa rning when them axim um permis sible
speed isexc eeded
The system can warnyoui fyou unint entionall y
ex ceed them aximum permissible speed.Todo
th is, youc an spec ifyinthem ultimedia system
by howm ucht he maximum permissible speed
can beexceed edbef oreaw arning isissued. You
can specify whether thew arning isto be justa
visual warning oran acous ticone aswell. Displa
yint he Instrument Display Ins
trument Displayint he Widescr eenCockpit
1 Perm issible speed
2 Perm issible speedwhenther ei sar estricti on
3 Addition alsign withrestricti on
% Ve
hicl eswith astan dard Ins trument Dis‐
pla y:a+ symbo lnexttoat raffics igni nt he
Ins trument Displayindicat esthat addit ional
traf fics igns have been detected. Thesecan
al so be displ ayed inthem edia displa yand
op tion ally intheh ead-up display. Tr
af ficS ign Assi stisno ta vailable inall coun ‐
tr ies. Ifit is una vailable, display1 issho wnin
th es peedome ter.
Sy stem limit s
The system maybeimp aired orma ynotfunc tion
in thef ollo wing situations:
R Ifth er ei sp oor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofther oad, ifth er ea re
highl yvariable shade condition sorinr ain,
sno w,fogo rheavy spr ay.
R Ifth er ei sg lare,e.g. from oncom ingtraf fic,
di re ct sunli ght orreflect ions. 252
Driving andparking

R
Ifth ew indshield inthea reao fthe multifunc‐
tion camer aisd irty ,o rift he camer aisf og‐
ge du p,damag edorcovered.
R Ifth et raffic signs areh ardt od etect, e.g.due
to dir torsnow, orbecause they arec ove red
or due toinsuf ficie ntlighti ng.
R Ifth ei nfor mation inthen avigation system's
digit almap isincor rect or out-of-da te.
R Ifth es igns area mbiguous, e.g.traffic sign s
on con stru ction sites orinad jacent lanes.
R Ifyo ut urns har ply, when passin gtraf fics igns
ou tsid ethe camer a'sfield ofvision.
Se tting Traf ficS ign Assis t
Re quirement s:
R Fora utomat icado ption ofspeed limits:
Ac tiveD ista nce AssistDIS TRONI Cisa ctiva‐
te d. Multimedia
system:
4 Vehicle 5
k Assist ance
5 Traffic SignAssist
Ac tiv atin g/deac tivatin gautomati cadop tion
of spe edlimits #
Select LimitAdo ption. #
Activate0073 ordeacti vate 0053 thef unc tion .
The speed limitsdetected byTraf ficS ign
Assi starea utomat icallyadop tedb yActiv e
Dis tance AssistDIS TRONI C.
Di spl aying detected traf fics igns inthe
med iadis pla y #
Select Display inCOMA ND. #
Activate0073 ordeacti vate 0053 thef unc tion .
% Ifone ofthef ollo wing systems isactiv ated,
th es peed detected can bemanu ally ad op ted
as thes peed limit:
R ActiveD ista nce AssistDIS TRONI C
R Cruise contr ol
Fu rther information (/page214). Ad
jus tingthe type ofwa rning #
Selec tVisual &Audible ,Visual orNon e.
Ad jus tingthe warning threshold
This value determ ines thes peed atwhic ha
wa rning isissued whenexceeded. #
Select Warning Threshold. #
Setthe desir edspeed. Dr
iving andparking 253

th
et urns ignal indicat orinthec orresponding
dir ection, awarning tone sou nds once .The red
wa rning lam pint he outside mirrorf lashes. Ifth e
tur ns igna lind ica torr emain sswitc hed on,all
ot her detected vehicles arei ndicat edonlybythe
fl ashin gofthe redw arning lamp.
If yo uo vertak eav ehicle quickl y, no warning is
giv en. &
WARNIN GRisk ofacci dent despite Blind
Spo tAssist
Bli nd Spo tAssistdoes notreact tovehicles
appr oaching andovertakin gyou atag reatly
di ffer ent speed.
As aresult, BlindSpotAssis tcanno twarn
dr iver si nt his situa tion. #
Alw aysp aycar eful attention tothet raf‐
fi cs ituation and maintainas afed is‐
ta nce atthes ide ofthev ehicle. Blind
SpotAssis tand ActiveB lind Spo tAssist
ar eo nly aids. Theym ayfailto detect some vehi‐
cles andaren osubs titut efor att entiv edriving. Alw
ayse nsur ethat ther ei ss ufficie ntdist anc eto
th es ide foro ther road user sand obs tacle s.
Sy stem limita tions
The system maybelimit edinthef ollo wing situa‐
tions:
R The sensor saredir tyor covered.
R Poor visibility ,e.g. due tofog, hea vyrain,
sno worspray .
R Narrow vehicles, e.g.bicycles, arew ithin the
monit oring rang e.
Wa rnings maybeissued inerro rw hen driving
close tocrash barrier so rsimilar solidlanebor‐
der s.Wa rnings maybeinter ru pte dw hen driving
alongside longvehicles, fore xamp letruc ks,for a
pr olong edtime.
Blind SpotAssis tisn otoper ationa lwhen reve rse
ge ar iseng aged.
Fu nction ofbrak ea pplication (Activ eBlind
Spo tAssis t)
% The brak ea pplication functionisonl yavaila‐
ble forv ehicles withaD riving Assis tance
Pa ckag e. If
Ac tiveB lind Spo tAssistdetects arisk ofas ide
im pact inthem onit oring rang e, ac ourse-co r‐
re cting brak ea pplica tion iscar ried out. This is
designed tohelp youa void ac ollis ion.
The cour se-cor recting brak ea pplica tion isavaila‐
ble inthes peed rang eb etwe en approx imat ely
20 mph(30 km/h) and125m ph(200 km/h). &
WARNIN GRisk ofacci dent despite
br ak ea pplication ofActiveB lind Spo t
Assi st
Ac ourse-co rrect ing brak ea pplication cannot
alw aysp reve nt ac ollisi on. #
Alw ayss teer,b rake oraccelera teyour‐
self ,espe ciall yifA ctiv eBlind Spo t
Assi stwa rnsy ou ormak esac ourse-
co rrect ing brak ea pplication. #
Alw aysm aint ainasafed ista nce atthe
sides. Dr
iving andparking 25
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