2020 MERCEDES-BENZ S-CLASS lane assist

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
7

Ac
tiv eL aneK eeping Assist Fu
nction ofActiv eL aneK eeping Assist Ac
tiveL aneK eeping Assistmonit orst he area in
fr ont ofyour vehicle bymeans ofmultifu nction
camer a1.I tserve st op rotect youa gains tunin ‐
te ntio nallylea vingy our lane. Youw illbe warned
by vibr ation pulses inthes teer ing wheel andgui‐ ded
byac our se-cor recting brak ea pplica tion
ba ck intoy our lane.
Yo ua rewa rned byvibr ation pulses inthes teer‐
ing wheel inthef ollo wing circums tances:
R ActiveL aneK eeping Assistdetects alan e
mar king.
R Afront whe eldrives ove rthis lane marking.
Yo uw illalso beguided backintoy our lane by
means ofac our se-cor recting brak ea pplica tion
if th ef ollo wing condition sareme t:
R ActiveL aneK eeping Assistdetects lane
mar kingson both edg esofthel ane.
R Afront wheel drives over as olid lane mark‐
ing.
Yo uc an act ivat eo rdeac tivatet he ActiveL ane
Ke eping Assistwarning .
Ac tiveL aneK eeping Assistcan neit her reduce
th er isk ofan acci dent ifyo uf ail toadap tyour
dr iving stylen orove rride thel aws ofphysics. It
can nottak ei ntoa ccount road, weather ortraf fic
condi tions.Activ eLaneK eeping Assistiso nlya n
aid. Youa reresponsible form aint ainingasafe
dis tance tothev ehicle infront, forv ehicle speed,
forb raking ingood timeandfors taying
in lane.
Ve hicl eswith Drivin gAssistanc ePacka ge or
Dr ivi ng Ass istan cePlus Packag e:Ac tiveL ane
Ke eping Assistcan bring thev ehicle backinto
th el ane withal ane-c orrecting brak ea pplica tion.
In thec ase ofab roke nl ane marking being
de tected, abrake applica tion willonly bemad eif
av ehicle hasbeen detected inthea djacen tlane.
Onc oming vehicles, overtakin gvehicles andvehi‐
cles inadjacent lanescanbedetected.
Ac tiveL aneK eeping Assistisa vailable inthe
speed rang eb etwe en 37 mph(60 km/h) and
12 4m ph(200 km/h). Dr
iving andparking 259

If
al ane-cor recting brak ea pplica tion occu rs,d is‐
pla y1 appear sint he multifunction display.
Sensitivity ofActiv eL aneK eeping Assist
% The availabilit yofthe follo wing function is
coun try- dependen t.
Al ane-c orrecting brak ea pplica tion also occu rs
in theSens itivesetting inthef ollo wing situa‐
tions:
R ActiveL aneK eeping Assistdetects asolid
la ne mar king.
R Afront whe eldrives ove rthis lane marking.
Sy stem limit s
No lane- correcting brak ea pplica tion occu rsin
th ef ollo wing situations:
R Youc lear ly and activel ys teer,b rake oraccel‐
er ate.
R Youh aves witc hed onthet urns ignal indica‐
to r( situ ation-dep endent).
R Adriving safetys ystemi nter ve nes, such as
ES P®
,A ctiv eBrake Assi stor ActiveB lind
Spo tAssist. R
Youh ave adop tedas portydriving stylew ith
high corner ing speeds orhigh rateso faccel‐
er ation.
R When ESP®
is deactiv ated.
R Ifal oss oftirep ressur eoraf aulty tireh as
been detected and displ aye d.
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
highly variable shade condition sorinr ain,
sno w,fogo rheavy spr ay.
R Ifth er ei sg lare,e.g. from oncom ingtraf fic,
th es un orreflect ions.
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 er ea reno lane markings ,ors eve ral
unc lear lane markingsarep resen tfor one
lane, e.g.around roadw orks .
R Ifth el ane marking sarewo rn,d arko rcov‐
er ed. R
Ifth ed ista nce tothev ehicle infront istoo
shor tand thus thel ane marking scann otbe
de tected.
R Ifth el ane marking schang equickly, e.g.
lanes branc hoff,c ross one another or
mer ge.
R Ifth er oadw ayisvery nar row and wind ing.
Ve hicl eswithout Drivin gAssistanc ePack‐
ag eo rDrivi ng Ass istan cePlus Packag e:
Ac tiveL aneK eeping Assistuses radar sensor s
to monit orseverala reas around thev ehicle. If
th er adar senso rsinther ear bum perared irty or
co veredw iths now, thes ystemm aybe impair ed
or ma ynotfunc tion.Ifa no bstacle inthel ane in
whic hyou ared rivin gh asbeen detected, no
la ne-cor recting brak ea pplica tion occu rs. 260
Driving andparking

Ac
tiv atin g/deac tivatin gActive Lan eKeeping
Assis t &
WARNIN GRisk ofacci dent despite
Ac tiveL aneK eeping Assistwarning
Al ane- correcting brak ea pplica tion canno t
al wa ys bring thev ehicle backintot he origi‐
nal lane. #
Alw ayss teer,b rake oraccelera teyour‐
self ,espe ciall yifA ctiv eLaneK eeping
Assis twarns youo rm akes alane -cor‐
re cting brak ea pplica tion. &
WARNIN GRisk ofacci dent despite inter‐
ve ntio nofActiv eLaneK eeping Assist
Ac tiveL aneK eeping Assistdoes notd etect
tr af ficc ondi tions orroad user s.In very rare
case s,thes ystem maym akea ninappr opri‐
at eb rake application, e.g.afte ri nt entional ly
dr iving overas olidl ane marking.
The brak ea pplica tion canbeinterru pte dat
an yt ime ifyo us teer slightl yint he opposit e
dir ection. #
Alw aysm akes uret hat ther ei ss uffi‐
cie ntdist anc etot he side foro ther traf‐
fi co robstacle s. &
WARNIN GRisk ofacci dent despite Lane
Ke eping Assist
Lane Keeping Assistcann otalw aysc lear ly
de tect lane mar kings .
In such case s,Lane Keeping Assistcan:
R givea nu nnec essar ywarning
R notg iveaw arning #
Alw aysp aypar ticular attention tothe
tr af fics ituation and keep within the
lane, espec iallyifA ctiv eLaneK eeping
Assis taler tsyou. Be
suretoo bser vethes ystem limit ations of
Ac tiveL aneK eeping Assist. #
Press butt on2.
If indicat orlam p1 lights up,ActiveL ane
Ke eping Assistisa ctiv ated, thel ane mark‐
ings ares hown aslight inthea ssis tance
gr ap hic. Whe nActiv eLaneK eeping Assistis
activ e,thel ane marking saresho wningreen
in thea ssis tance grap hic.
% Dep endingonthec ount ry,y ou mayhave to
pr ess and hold theb utton todeactiv ate. Dr
iving andparking 26
1

Se
tting thes ensit ivityofActive Lan eKeep‐
ing Assis t
Multi media system:
4 Vehicle 5
k Assist ance
5 Act .Lane Keep. Assist #
Select asetting.
Ac tiv atin g/deac tivatin gthe warning #
Activate0073 ordeacti vate 0053 Lane Depart.
Warning.
Yo ud on otrecei veanyw arning when leaving
al ane ifth el ane keeping warning system is
deactiv ated. Ve
hicl etow ing instruct ions
The vehicle isno ts uit able fort he use oftowb ar
sy stems that areu sed forf lat towing ording hy
to wing, fore xamp le.Attach ing and using towb ar
sy stems canlead todamag eonthe vehicle.
When youa retowing avehicle withtow bar sys‐
te ms, safed riving charact eristic sc anno tb e
guar anteed fort he towing vehicle orthet owe d
ve hicle. Thevehicle-tr ailercombination may
sw erve from side toside. Complywiththe per‐ mitt
edtowing methods (/page436) and the
ins truct ions fort ow ing withb otha xleso nthe
gr ound (/page438). 262
Driving andparking

Menus
andsubmenus Call
ingupfunctio nson theS ervice menu of
th eo n-boa rdcom puter On-boar
dcom put er:
4 Service #
Toselect thef un ction: swipeupwards or
do wn wardso nthe left-hand Touc hC ontrol. #
Press thel eft-hand Touc hC ontrol.
Fu nctio nson theServ icemenu:
R Messag ememor y(/pag e492)
R Tires :
- Chec kthe tirep ressur ewitht he tirep res‐
sur em onit or(/ page452)
- Restar tt he tirep ressur emonit or
(/ page453)
R ASSYST PLUS:c allup thes ervice duedate
(/ page407)
R Engine oilleve l Callin
gupthe ass istan tdisp lay On
-bo ardc om put er:
4 DriveA ssist
% When youh ave setthe stylet oClassi c,y ou
can viewt he assis tant displ aymenu con‐
te nts inthel eft-hand area oftheI nstrument
Displa y.
The follo wing displa ysarea vailable onthea ssis‐
ta nt displ aymenu:
R Assis tant displ ay
R Attentio nleve l(/ pag e250) #
Toswitc hbetwe en thed isplays :sw ipe
up wa rdso rdow nwards on thel eft-hand
To uc hC ontrol. St
atus displa yson thea ssis tant displ ay:
R 00D7 :ATTENTION ASSISTd eactiv ated
R Light lanemarkings: ActiveL aneK eeping
Assis tenabled
R Green lane markings :Activ eLaneK eeping
Assis tactiv e
R Gray radar wavesnext to vehicle: BlindSpot
Assis tenabled 268
Instrument Displayand on-boar dcom put er

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
R Deact ivating ActiveD ista nce AssistDIS TRONI C
Activ eLaneK eeping Assi st
Cu rre ntly Unavailab leSee
Op era tor' sM anual *A
ctiv eLane Keeping Assistist em por arilyu navailable.
The ambien tcondition sareoutside thes ysteml imits (/page259).
Ve hicl eswith Activ eS teer ing Assis t:The camer aviewm aybe limit edbythew indshield. #
Driveo n.
As soon asthea mbient conditions arew ithin thes ystem limits, thes ystemw illbecome available again.
Ve hicl eswith Activ eS teer ing Assis t:Ifth ed ispla ymessag edoes notd isappear : #
Stop thev ehicle inaccor dance withthe traffic con dition s. #
Clean thew indshield.
Act ive Lane Keeping Assist
Inoper ative *A
ctiveLane Keeping Assistism alfunct ioning. #
Consult aqualif iedspec ialistworks hop.
Act ive Lane Keeping Assist
Camera ViewRestricted
See Operator's Manual *
Ve hicl eswithout Activ eS teer ing Assis t:thec amer aviewi srestrict ed.
Po ssible causes are:
R Dirtonthe windshield inthec amer a'sfield ofvision
R Hea vyrain, sno worfog
Dr ivin gs ystems anddriving safetys ystems maybem alfunct ioningortemp orarily una vailable.
Onc ethe cause ofthep roblem isno long erpresent ,the driving systems anddriving safetys ystems will beavailable
ag ain. 522
Displaym essag esand warning/ indic ator lam ps