2020 MERCEDES-BENZ S-CLASS brake sensor

Dep
endingonthev ehicle's equipment, ther adar
senso rsarei ntegr ated behind theb um per s
and/or behindther adiat orgrill. The ultrasonic
senso rsarel ocat edinthef ront and rear bum p‐
er s. Ke ep these partsfree ofdir t,ice and slush
(/ page421).The sensor smustn otbe cov‐
er ed, fore xamp leby bicy clerack s, ove rhang ing
loads, sticke rs,foil orfoils toprotect agains t
st one chipping .Addition allicense platebrack et
can like wise impair thef unc tion oftheu ltrasonic
sensor s.In thee vent ofdamag etot he bum pers
or radiat orgrill, orfollo wing acollis ionimpact ing
th eb um per sorradiat orgrill, have thef unc tion
of thes ensor schec keda taq ualifiedspec ialist
wo rkshop. Ifth es ensor saredamag ed,some
dr iving systems anddriving safetys ystems may
no long erfunc tion proper ly. Ov
ervie wo fdriving systems anddriving
saf etys ystems In
this sect ion, youw illfind informa tiona bout
th ef ollo wing driving systems anddriving safety
sy stems:
R 360° Camer a(/pag e241) R
ABS (Anti-l ockBrak ingSystem)
(/ page201)
R ActiveD ista nce AssistDIS TRONI C
(/ page 212)
R AIR BODY CONTR OL(/ page226)
R ActiveB rake Assi st(/ pag e205)
R ActiveL aneK eeping Assist(/pag e259)
R ATTENTION ASSIST( / pag e250)
R BAS(Bra ke Assis tSys tem) (/ page202)
R Hill StartA ssist( / pag e225)
R EBD( Elec tron icBra keforc eDis tribution)
(/ page205)
R ESP®
(Elect ronic Stability Program)
(/ page202)
R ESP ®
Cr osswind Assist(/ pag e204)
R ActiveS peed Limi tA ssist(/ pag e216)
R HOLD function (/page225)
R STEER CONTR OL(/ page 205)
R ActiveS teer ing Assis twithr escue lanefunc‐
tion (/page219)
R MAGICB ODYC ONTR OL(/ page229) R
Night View Assi st(/ pag e254)
R ActiveE merg ency Stop Assis t(/ pag e222)
R ActiveP arking Assist( /pag e244)
R Parking AssistP ARK TRON IC(/ page 233)
R Rear vie wc amera( /pag e238)
R ActiveL aneC hangeA ssist(/ pag e221)
R Cruise control (/ page210)
R Blind SpotAssis tand ActiveB lind Spo tAssist
( / pag e256)
R Traf ficS ign Assi st(/ pag e251) Fu
nction ofABS The
Anti-loc kBrake System (ABS )regulat esthe
br ak ep ressur einc ritical driving situation s:
R Dur ing braking, e.g.atfull brak ea pplication
or insuf ficie nttiret racti on, thew heels are
pr eve nted from lock ing.
R Vehicle steer ability whilebraking isensur ed.
If ABS interve nes when braki ng, youw illfeel a
pulsing intheb rake pedal. Thepulsating brak e
pedal canbeanindicat ionofhazar dous road Dr
ivin gand par king 20
1

#
Alw aysc arefully observethet raffic co n‐
diti onsa nd beready tobrak ea tall
times. #
Take intoa ccount thet raffic situat ion
bef orec allin gupthe stor ed speed. &
WARNIN GRisk ofacci dent duet oinsuf ‐
fi cie ntdece lera tio nb yActiv eDista nce
Assi stDIS TRONI C
Ac tiveD ista nce AssistDIS TRONI Cbrake s
yo ur vehicle withu pto5 0% ofthem aximum
possible deceleration.Ifth is decele ratio nis
no ts ufficien t,Ac tiveD ista nce Assist
DIS TRONI Calertsy ou withav isual and
aco ustic warning. #
Inthese cases, adjustyour speed and
ke ep asufficie ntdist anc e. #
Brak ethe vehicle yourself and/or take
ev asiv eaction . &
WARNIN GRisk ofacci dent ifde tection
functi onofActiveD istan ceAssi st
DIS TRONI Cisimpai red
Ac tiveD ista nce AssistDIS TRONI Cdoesn ot
re act orhas alimit edreact ion:
R when drivin gonad iffe re nt lane orwh en
ch ang inglane s
R topedes trians, animals, bicycles orsta‐
tio nar yvehicles, orune xpect edobs tacle s
R tocom plex traf ficc ondi tions
R tooncom ingvehicles andcrossing traf fic
As aresult, ActiveD ista nce Assist
DIS TRONI Cm aynei ther giv ew arning snor
int erve ne insuch situations. #
Alw ayso bser vethet raffic con dition s
car efull yand react accordin gly. Oper
ating Activ eD ista nce AssistD ISTR ONIC
Re quirement s:
R The vehicle hasbeen star ted.
R The elect ricp arkin gb rake isreleased.
R ESP®
is act ivat ed and isno tint er ve ning . R
The trans mis sion isin po sitio n005B.
R The driver' sd oorisc losed .
R Checko fthe radar sensor system has been
success fullycom pleted.
R Parking AssistP ARK TRON ICisno tb ein g
used topar kthe vehicle ortoexitfrom a
par kingspace.
R The vehicle does nots kid. 21
4
Driving and parking

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

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions #
Driveo ncarefull y. #
Con sult aqualif iedspec ialistworks hop immediat ely.
Active BrakeAssi stFunc-
tio ns Curre ntly LimitedS ee
Ope rator' sM anual *
Ve hicl eswith theD riving Assis tance Packag e:Ac tiveB rake Assi stwit hc ross- traf ficf uncti on,Evasi ve Steer ing
Assis torP RE‑S AFE®
PL US aret em por arily una vailable oronl ypartiall yavailable.
Ve hicl eswithout theD riving Assis tance Packag e:Ac tiveB rake Assi stistemp orarily una vailable oronl ypartiall y
av ailable.
The ambie ntcon dition sareout side thes ystem limits (/page205). #
Driveo n.
As soon asthea mbient conditions arew ithin thes ystem limits, thes ystemw illbecome available again. #
Ifth ed ispla ymessag edoes notd isappear ,stopt he vehicle inaccor dance withthe traffic con dition sand restar t
th ee ngine.
Act ive Brak eAssist Func-
tion sLimited SeeOpera-
tor' sM anual *
Ve hicl eswith Drivin gAssistanc ePacka ge:Ac tiveB rake Assi stwit hc ross- traf ficf uncti on,Evasi ve Steer ing
Assis torP RE‑S AFE®
PL US ismalfunct ioning.
Ve hicl eswithout Drivin gAssistanc ePacka ge:Ac tiveB rake Assi stismalfun ctionin g. #
Consult aqualif iedspec ialistworks hop.
Rada rSensors DirtySee
Operator's Manual *T
heradar sensor system ismalfunct ioning.Possible causes:
R Dirtonthe sensor s
R Hea vyrain or sno w
R Extende dcountr yd rivi ng without other traf fic, e.g. inthed eser t Displa
ymessag esand warning/ indic ator lam ps 53
1

0075
SRSMalfunction Service
Re quired .............................................. 493
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Man‐
ua l..... .......... ........... ............................. 503
Ù Steer ing Malfunct ionStop
Immediat elyS eeOper ator's Manual ...503
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011>...534
003D Stop Vehicle SeeOper ator's
Manual ......... ....................................... 534
00CC Stop Vehicle Vehicle TooL ow ..... 519
ç Suspend ed<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 525
0049 SwitchO ffLig hts <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 500
0049 SwitchO nHeadlamps ................ 499
0049 Turn On theI gnit iontoRelease
th eP arking Brake.................................5 15
0072 Vehicle Ready toDriveS witch
th eI gnit ionOffB efor eE xiting .............5 02
00CC Vehicle Rising Please Wait.......... 519 00CC
Vehicle Rising ............................. 518
0077 Warning Tire Malfunction ........... 537
0077 Wheel Sensor(s) Missing............ 536
ABC Malfunction Stop Vehicle .............5 20
Ac tiveB lind Spo tAssistCur rently
Un available SeeOper ator' sM anual .....5 23
Ac tiveB lind Spo tAssistInoper ative.... 524
Ac tiveB rake Assi stFunctio nsCur‐
re ntl yL imited See Operator's Man‐
ua l...... ................................................. 531
Ac tiveB rake Assi stFunctio nsLim i‐
te dS eeOper ator's Manual .................. 531
Ac tiveD ista nce AssistCur rently
Un available SeeOper ator' sM anual .....5 26
Ac tiveD ista nce AssistInoper ative..... .5 26
Ac tiveD ista nce AssistNo wA vailable
.. ...........................................................5 26
Ac tiveH oodM alfu nctio nSeeOpera‐
to r's Manua l...... .................................. 504 Ac
tiveL aneK eeping AssistCamer a
Vi ew Restrict ed See Operato r's Man‐
ua l...... ................................................. 522
Ac tiveL aneK eeping AssistCurrentl y
Un available SeeOper ator' sM anual .....5 22
Ac tiveL aneK eeping AssistInopera‐
tiv e ...................................................... 522
Ac tiveP arking Assista nd
PA RK TRONI CInoper ative See Opera‐
to r's Manua l..... ................................... 524
Ac tiveS teer ing Assis tCurrentl y
Un available SeeOper ator' sM anual .....5 21
Ac tiveS teer ing Assis tInoperativ e.......5 21
Ad aptiveH ighbeam Assis tC amer a
Vi ew Restrict ed See Operato r's Man‐
ua l...... ................................................. 500
Ad aptiveH ighbeam Assis tC urrently
Un available SeeOper ator' sM anual .....5 00
Ad aptiveH ighbeam Assis tIno per a‐
tiv e ...................................................... 500 In
de x 56
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