brake sensor MERCEDES-BENZ S-CLASS COUPE 2020 Owner's Manual

Dep
endingontheve hicle's equipment, thera dar
sensor sar eint egr ated behind thebum pers
and/or behindthera diat orgrill. The ultrasonic
sensor sar elocat edinthefront and rear bum p‐
er s. Ke ep these partsfree ofdir t,ice and slush
(/ page368). Thesensor smus tno tbe cov‐
er ed, forex am ple bybicy clerack s, ove rhang ing
loads, sticke rs,fo ilor foils toprotect agains t
st one chipping .Ad dition allicense platebr ac ket
can like wise impair thefunc tion oftheultr asonic
sensor s.In theev ent ofdamag eto thebum pers
or radiat orgrill, orfollo wing acollis ionimpact ing
th ebum persor radiat orgrill, have thefunc tion
of thesensor sch eckedat aqu alif ied spec ialist
wo rkshop. Ifth esensor sar edamag ed,some
dr iving systems anddriving safetysy stems may
no long erfunc tion proper ly. Ov
ervie wof driving systems anddriving
saf etysy stems In
this sect ion, youwill find informa tionab ou t
th efo llo wing drivin gsy stems anddriving safety
sy stems:
R 360° Camer a(/ page204) R
ABS (Anti-loc kBra king System)
(/ page16 8)
R ActiveDis tance AssistDIS TRONI C
(/ page 179)
R AIR BODY CONTR OL(/ page19 3)
R ActiveBr ak eAssi st(/ pag e17 2)
R ActiveLa ne Keeping Assist(/ page222)
R ATTENTION ASSIST(/ page21 3)
R BAS(Bra keAssis tSys tem) (/ page16 9)
R HillSt artAs sis t(/ page19 2)
R EBD (Ele ctronic Brakeforc eDis tribution)
(/ page17 2)
R ESP ®
(El ectr onicSta bility Program)
(/ page16 9)
R ESP ®
Cr oss wind Assi st(/ pag e17 1)
R ActiveSpe edLimi tAssi st(/ pag e18 3)
R HOLD functio n(/ page 192)
R STEER CONTR OL(/ page 172)
R ActiveSt eer ing Assis twit hre scue lanefunc‐
tion (/page18 6)
R Nigh tVi ew Assi st(/ pag e21 7) R
ActiveEmerg encyStop Assis t(/ page18 9)
R ActivePa rking Assist(/ page20 7)
R Parking AssistPA RK TRONI C(/ page19 6)
R Rear vie wcam era(/ page20 1)
R ActiveLa ne Chang eAssi st(/ pag e18 8)
R Cruise contr ol(/ page17 7)
R Blind Spo tAssi stand ActiveBli nd Spo tAssi st
( / pag e21 9)
R Traf fic Sign Assist(/ pag e21 4) Fu
nction ofABS The
Anti-loc kBr ak eSy stem (ABS )re gulat esthe
br ak epr essur ein critical driving situation s:
R Dur ing braking, e.g.atfull brak eapplication
or insuf ficie nttiretracti on, thewheels are
pr eve nted from lock ing.
R Vehicle steer ability whilebraking isensur ed.
If ABS interve nes when braki ng, youwill feel a
pulsing inthebr ak epedal. Thepulsating brak e
pedal canbeanindicat ionofhazar dous road 16
8
Driving and parking

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Drive on car efull y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
Active BrakeAssi stFunc-
tio ns Curre ntly LimitedSee
Ope rator' sMa nua l *
Ve hicl eswith theDr iving Assistance Packag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US arete mp orarily una vailable oronl ypar tiall yav ailable.
Ve hicl eswithout theDr iving Assistance Packag e:Ac tiveBr ak eAssi stistemp orarily una vailable oronl ypar tiall y
av ailable.
The ambie ntcon dition sar eout side thesy stem limits (/page17 2). #
Drive on.
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine.
Act ive Brak eAssist Func-
tion sLimited SeeOpera-
tor' sManual *
Ve hicl eswith Drivin gAss istanc ePa ckag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US ismalfunct ioning.
Ve hicl eswithout Drivin gAss istanc ePa ckag e:Ac tiveBr ak eAssi stismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Rada rSensors DirtySee
Operator's Manual *T
heradar sensor system ismalfunct ioning.Possible causes:
R Dirton thesensor s
R Hea vyrain or sno w
R Extende dcou ntrydr ivi ng without other traf fic, e.g. inthedeser t Displa
ymessag esand warning/ indic ator lam ps 47
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