2023 MERCEDES-BENZ A CLASS wheel

R
Ifth er ear enar row vehicles infront ,suc has
bicy cles ormo torc yc les.
In addition, onslipper yroads, braking oracceler -
ating cancause oneorseveralwheels tolose
tr action andtheve hicle could then skid.
Do notuse ActiveDist ance AssistDIS TRONI Cin
th ese situations. &
W W
ARNING ARNING
Riskofaccident from acceler a-
tion orbraking byActiveDist ance Assist
DIS TRONI C
Ac tiveDist ance AssistDIS TRONI Cma yacc el-
er ateor brak ein thefo llo wing cases ,fo r
ex am ple:
R Ifth eve hicle pullsawa yusin gAc tiveDis-
ta nce AssistDIS TRON IC.
R Ifth estor ed speed iscalled upand iscon-
sider ablyfa ster or slowe rth an thecur -
re ntl ydr iven spe ed.
R IfAc tiveDist ance AssistDIS TRONI Cno
long erdetects ave hicle infront ordoes
no tre act toreleva nt obje cts. #
Alwayscar efull yobser vethetra1c con-
ditions andbeready tobrak eat all
times. #
Take intoaccount thetra1c situation
bef orecalling upthestor ed speed. &
W W
ARNIN G ARNIN
GRisk ofaccident duetoinsu1-
cient deceler ationbyActiveDist ance
Assi stDIS TRONI C
Ac tiveDist ance AssistDIS TRONI Cbrak es your
ve hicle withupto50% ofthepossible deceler-
ation. Ifth is deceler ationisno tsu1cien t,
Ac tiveDist ance AssistDIS TRONI Caler tsyou
wit havisu aland acous ticwarning. #
Adjust your speed andmaint ainasuit a-
ble distance from theve hicle infront . #
Brak eth eve hicle yourself and/or take
ev asiv eactio n. &
W W
AR NIN G AR
NIN GRisk ofacciden tif de tection
fun ction ofActiveDist ance Assist
DIS TRONI Cis im pair ed
Ac tiveDist ance AssistDIS TRONI Cdoes not
re act orhas alimi tedre actio n:
R when drivi ng on adi.er entlane orwhen
ch ang inglane s
R topedest rians, anim als,bicycles orsta-
tio nar yve hicles, orune xpect edobs tacles
R tocom plextra1c condi tions
R tooncoming vehicles andcrossin gtra1c
As are sult ,Ac tiveDist ance AssistDIS TRONI C
ma yneit her givewa rnings norinterve ne in
suc hsitu atio ns. #
Alwaysobser vethetra1c conditions
car efull yand react accor dingly. OperOper
ating A ating
Activ ctiv
eDis t e
Dis tance Assis ance
AssistDIS t
DIS TR TR
ONIC ONIC
R R
eq eq
uir uir
ement s: ement
s:
R The electr icpar king brak eis released.
R ESP ®
is activ ated and isno tint erve ning. Dr
iving andparking
167 167

R
The trans missionis in pos ition005B.
R The driver's dooris clo sed .
R Che ckofthera dar sensor system has been
successfull ycom pleted.
R Parking Assist PARK TRON ICisno tbeing used
to par kth eve hicle ortoexitfrom apar king
space. #
T T
o oper o
oper at at
eA e
Activ ctiv
eDist e
Dist ance Assis ance
Assist t
DIS DIS
TR TR
ONIC: ONIC:
press thero ck er switc hesonthe
st ee ring wheel cont rolunit upordown tothe
desir edposition.
A A
ctiv ctiv
ating/ deactiv ating/
deactiv atingA ating
Activ ctiv
eDist e
Dist ance Assis ance
Assist t
DIS DIS
TR TR
ONIC ONIC
#
Press theH button.
A A
ctiv ctiv
ating A ating
Activ ctiv
eDist e
Dist ance Assis ance
Assist DIS t
DIS TR TR
ONIC ONIC
#
T T
o activ o
activ at at
ewit e
wit hout ast hout
astor or
ed speed: ed
speed: press
ro ck er switc h1 upM ordown N, or
select Jwithth eleT rock er switc h.
or #
T T
o activ o
activ at at
ewit e
wit hast h
astor or
ed speed: ed
speed: selectJ
wit hth eleT rock er switc h. #
Remo veyour foot from theacceler ator pedal.
The current spe edisstor ed and maintaine dby
th eve hicle.
A A
dop dop
tingade t tin
gade tect ect
edspeed limit ed
speed limit #
ActivateAc tiveDist ance AssistDIS TRONI C. #
Ifatra1c signhasbeen detected and isdis-
pla yedin theinst rument cluster: select J
wit hth eleT rock er switc h.
The maximum permissible speedonthetra1c
sign isadop tedas thestor ed speed. Thevehi-
cle adap tsits speed tothat of theve hicle in
fr ont ,but onlyup tothestor ed speed.
Pulling awa Pulli
ngawa ywit y
wit hA h
Acti v cti
ve Dist e
Dist ance Assis ance
Assist t
DIS DIS
TR TR
ONIC ONIC
#
ActivateAc tiveDist ance AssistDIS TRONI C
and remo veyour foot from thebr ak epedal. #
Select Jwithth eleT rock er switc h.
or #
Depr esstheacceler ator pedal brie0y and
/r ml y.
The functi onsofActiveDist ance Assist
DIS TRONI Ccontinue tobe car ried out.
Deactiv Deactiv
atingA ating
Activ ctiv
eDist e
Dist ance Assis ance
Assist DIS t
DIS TR TR
ONIC ONIC168168
Dr
iving andparking

R
Ø (red): system limits detected
R Ø (white,redhands): "handsonthesteer -
ing wheel" prom pt
% Duringthetransition from activ eto passiv e
st atus, theØ symbol issho wnasenlar ged
and 0ashing. Oncethesy stem ispassiv e,the
Ø symbol issho wnasgray intheInstr u-
ment Displa y.
% Depending ontheselect edvehicle setting s,
Ac tiveSt eer ing Assist maybe una vailable.
S S
t t
eer eer
ing and t ing
and touc ouc
hde t h
de tection ection
The driver isrequ ired tokeep their hands onthe
st ee ring wheel atall time sand beableto inter-
ve ne atanytime tocor rect thecour seoftheve hi-
cle and keep itin lane. Thedriver must expect a
ch ang efrom activ eto passiv emode orvice versa
at anytime . If
th esy stem detects that thedr iver has not
st eer edtheve hicle fora consider ableperiod of
time orhas remo vedth eir hands from thesteer ing
wheel, display1 appear s.Ifth edr iver still does
no tst eer theve hicle, awa rning tone sou nds in
add itionto thevisual warning messa ge.
If th edr iver does notre act tothewa rning fora
consider ableperiod, thesy stem can initiat ean
emer gency stop (/ page173) .
The warning isno tissued orisstopped whenthe
dr iver giv es con/ rmation tothesy stem:
R The driver steer sth eve hicle. R
Depen dingon t Depen
dingon the coun try he
coun try: :
th edr iver presses
a steer ing wheel buttonoroper ates Touc h
Contr ol
If Ac tiveSt eer ing Assist detects that asy stem
limi thas been reac hed, avisu alwa rning isissued
and awa rning tone sou nds.
Obs erve theno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page155).
Sy st Sy
stem limit s em
limit s
Ac tiveSt eer ing Assist hasalimit edsteer ing tor-
qu efo rlat eral guidance. Insome cases,th esteer -
ing interve ntion isno tsu1 cienttokeep theve hi-
cle inthelane ortodrive th ro ugh exits.
The system maybe impair edorma yno tfunction
in thefo llo wing instances:
R Ther eis poor visibility ,e.g. duetosno w,rain,
fo g, hea vyspr ay,gr eatl yva rying ambient light
or strong shad owson thero ad.
R Ther eis glar e,e.g .fr om onco mingtra1c,
dir ect sunl ight orre0ectio ns.
R Insu1 cientroad illumin atio n. 172172
Dr
iving and parking

R
The wind shield isdir ty,fo gg ed up, dam aged or
co veredin thevicinity ofthecamer a,e.g. bya
sti cker.
R No, orseveral,unclear lanemarkings arepr es-
ent forone lane, orthemar kings chang e
qu ickl y, forex am ple, inacons tructi onarea or
int ersecti ons.
R The lane marking sar ewo rnawa y,dar kor cov-
er ed up, e.g. bydirtor sno w.
R Ifth edist ance totheve hicle infront istoo
shor tand thus thelane markings canno tbe
de tected.
R The roadis na rrow and wind ing.
R Ther ear eobs tacles onthelane orprojecting
out intoth elane, suchas object markers.
The system doesno tpr ov ide assist anceinthefo l-
lo wing conditions:
R Ontight curvesand when turnin g.
R When crossin gint ersecti ons.
R Atroundabouts ortollst ations.
R When thetir epr essur eis toolow. &
W W
ARNI NG ARNI
NGRisk ofaccid ent ifAc tiveSt eer -
ing Assist unexpect edlyst ops function ing
If th esy stem limits ofActiveSt eer ing Assist
ar ere ac hed ther eis no guar anteethat the
sy stem will remain activeor will keep theve hi-
cle inlane . #
Alwayske ep your hands onthesteer ing
wheel andobser vethetra1c carefull y. #
Alwaysst eer theve hicle paying attent ion
to tra1 cco nd itio ns . &
W W
ARNI NG ARNI
NGRisk ofaccid ent ifAc tiveSt eer -
ing Assist unexpect edlyint erve nes
The detection oflane marking sand obje cts
ma ymalfu nctionand cause unexpect edsteer -
ing interve ntions . #
Steer accor dingtotra1 cco nd itio ns . AA
ct iv ct
ivat ing/ deact iv at
ing/ deact ivat ing A at
ing Act iv ct
ive St e
St eer eer
ing Assist ing
Assist
R R
eq eq
uir uir
ements: ements:
R ESP ®
is activ ated, but isno tint erve ning. R
ActiveDist ance AssistDIS TRONI Cis acti va-
te d.
Multimedi asy stem:
4 © 5
Settings 5
Quick Access #
Select 004FSteering Assist. FF
unction ofA unction
ofActiv ctiv
eEmer g e
Emer gency St ency
Stop Assist op
Assist If
th esy stem detects that thedr iver has not
st eer edtheve hicle fora consider ableperiod of
time orhas remo vedth eir hands from thesteer ing
wheel, display1 appear sin theInstr ument Dis-
pla y.Ifth edr iver still does notst eer theve hicle,
or giv es no con/r mation tothesy stem, awa rning Dr
iving andparking
173 173

to
ne sou nds inadd itionto thevisual warning mes-
sag e.
If th edr iver still does notre spond tothewa rning,
th eBeginning Emergency Stopmessag eappear s
in theInstr ument Display.Ifth edr iver still does
no tre spond ,Ac tiveDist ance AssistDIS TRONI C
re duces thespeed. Thevehicle isdecel erated in
st ag es toast ands till.
Depen dingon thecountr y,at speeds below
40 mph(6 0km /h)th ehazar dwa rning lights
switc hon automaticall y.
When theve hicle isstation ary, thefo llo wing
actions arecar ried out:
R The vehicle issecur edwithth eelectr icpar k-
ing brak e.
R ActiveDist ance AssistDIS TRONI Cis ended.
R The vehicle isunl ocked.
R Ifpossible, anemer gency callis pla ced tothe
Mercede s-Benzemergency callcent er.
The driver can cancel thedeceler ationatanytime
by per form ing one ofthefo llo wing actions:
R Steer ing R
Braking oracceler ating
R Deactiv atingActiveDist ance Assist
DIS TRONI C AA
ctiv ctiv
eLane Chang e
Lane ChangeAssi st e
Assi st FF
unctio nof A unctio
nof Activ ctiv
eLane Chang e
Lane ChangeAssi st e
Assi st
Ac tiveLane ChangeAssi stsupp orts thedr iver
when chang inglane sby appl ying steer ing torq ue
if th edr iver activ ates atur nsignal indicat or.
Obser vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page155) .
Assis tance when chang inglane sis prov ided ifall
th efo llo wing conditions areme t:
R Youar edr iving onafree wa yor road withmul-
tip lelane sin thedir ection oftrav el.
R The neighbor inglane issepar ated byabr ok en
lane marking .
R Novehicle isde tected intheadjacent lane.
R The vehicle speed isbe tween 50mph
(80 km/h )and 110 mph(1 80 km/h). R
ActiveLane ChangeAssi stisswi tched onin
th emultimedia system.
R ActiveSt eer ing Assist isactiv ated and activ e.
If no vehicle isde tected intheadjacent laneanda
lane chang eis per mitt ed,thelane chang ebeg ins
aTer thedr iver has activ ated thetur nsignal indi-
cat or.This issho wntothedr iver wit hagr een
ar ro w ne xt to the± steer ing wheel symbol.
The Lane Change tothe Left messag e,forex am-
ple, also appear s.IfAc tiveLane ChangeAssi st
has been activatedwit hth etur nsignal indicat or
but alane chang eis no timmed iatelypossibl e,a
gr ay arro w appear sne xt to the± steer ing
wheel symbol, whichre mains green.
When lanechang eassis tance star ts, thetur nsig-
nal indicat orisaut omaticall yactiv ated along with
th edispla yin theInstr ument Display.
If th eassist ancegraphic issho wnwhen chang ing
lane s,an addit ionalarro w appear sin itpoin ting
to wa rdsth eadjacent lane(/page165).
If alane chang eis no tpossibl e,thear ro w isfaded
out aTer afew secon dsand ane wlane chang e
mus tbe initiat ed. Animmed iatelane chang eis 174174
Dr
iving and parking

onl
ypossible onfree wa ysect ionswit hout speed
lim its.
If th esy stem isim pair ed,ActiveLane Change
Assi stma ybe canc eled. Ifit is canc eled, the
Lane Change Cancel edmessag eappear sin the
Ins trumen tDispl ay.
In addit ion,a wa rning tone maysou nd, depending
on thesituation. &
W W
ARNIN G ARNIN
GRisk ofaccident whenchang ing
lane toan occupi edadjace ntlane
Lan eChang eAssis tcann otalw aysclear ly
de tect ifth eadjacent laneisfree.
The lane chang emig htbe initiat edalthoug h
th eadjacent laneisno tfr ee. #
Beforech ang inglane s,mak esur eth at
th eneighbor inglane isfree and ther eis
no dang ertoother road user s. #
Mon itor thelane chang e. &
W W
AR NIN G AR
NIN GRisk ofacciden tif Lan eChang e
Assis tune xpect edlyst ops funct ioning
If th esy stem limit ations forLane Chang e
Assist have been reac hed, ther eis no guar an-
te eth at thesy stem will remain active.
Lane Chang eAssis tcanno tth en assist youby
appl ying steer ing torq ue . #
Alwa ys monit orthelane chang eand
ke ep your hands onthesteer ing wheel.
Obser vethetra1c conditions andsteer
and/or brak eif necessar y. Sy
st Sy
stem limits em
limits
The system limitat ions ofActiveSt eer ing Assist
appl yto ActiveLane ChangeAssi st
(/ page171) .
The system mayals obe impair edorma yno tfunc-
tion inthefo llo wing situations:
R The sensor sin there ar bum peraredir ty,dam-
ag ed orcoveredby ast icke ror ice and snow,
fo rex am ple.
R The exterior lightin gsho wsamalf unct ion. %
The ActiveLane ChangeAssi stsens orsadjust
aut oma tically whi leacer tain dist ance isbeing
dr iven aTer theve hicle hasbeen delivered.
Ac tiveLane ChangeAssi stisuna vailable or
onl ypar tiall yav ailabl edur ing this teac h-in
pr ocess; noarro w appear sne xt to theØ
Ac tiveSt eer ing Assist symbol whenthetur n
signal indicat orisactiv ated.
Selecting A Selecting
Activ ctiv
eLane Chang e
Lane Chang eAssist e
Assist
Multimedia system:
4 © 5
Settings 5
Assistance
5 Active LaneChange Assist #
Select thefunction . AA
ctiv ctiv
eBr e
Br ak ak
eAssist e
Assist FF
unction ofA unction
ofActiv ctiv
eBr e
Br ak ak
eAssist e
Assist
Ac tiveBr ak eAssi stcons istsofthefo llo wing func-
tions:
R Dist ance warning function
R Autonomo usbrak ing functi on
R Situa tion-d ependent brak ing assist anc e Dr
iving andparking
175 175

AA
ctiv ctiv
atin g/deactiv atin
g/deactiv atingBli nd Spo atin
gBli nd Spo tAssis t
Assis tor t
or
A A
ctiv ctiv
eBli nd Spo e
Bli nd Spo tAssis t t
Assis t
Mul timed iasystem:
4 © 5
Settings 5
Assi stance #
Activateor deac tivateBlind SpotAssist.
or #
Activateor deac tivateAct .Blind SpotAssist . AA
ctiv ctiv
eLane K e
Lane Keeping Assist eeping
Assist FF
unctio nof A unctio
nof Activ ctiv
eLane K e
Lane Keeping Assist eeping
Assist
Ac tiveLane Keeping Assist monitorsth ear ea in
fr ont ofyour vehicle bymeans ofthemultifun ction
camer a(/ page155). Itser vesto protect you
ag ains tuni ntent ionallylea vingyo ur lane. Youwill
be warned byvibr atio npuls esinthesteer ing
wheel andguided byacour se-co rrecting brak e
application backint oyo ur lane.
Ac tiveLane Keeping Assist isavailabl ein the
speed rang ebe tween 37mph(60 km/h) and
124 mph(2 00 km/h).
Ac tiveLane Keeping Assist canneither reduce the
ri sk ofan acciden tif yo ufa ilto adap tyo ur driving
sty lenor override thelaws ofphysics. Itcanno t ta
ke intoaccount road, weather ortra1c cond i-
tio ns. ActiveLane Keeping Assist isonl yan aid.
Yo uar ere sponsi bleformaint aining asaf edis-
ta nce totheve hicle infront ,fo rve hicle speed, for
br aking ingood timeandforst ay ing inlane.
The status ofActiveLane Keeping Assist isdis-
pla yedin theon-boar dcom puter:
R 00B0 (gre en): ActiveLane Keeping Assist is
activ eand oper ating.
R 00B0 (gra y): ActiveLane Keeping Assist is
activ ebut notoper ating.
R ·: ActiveLane Keeping Assist isdeactiv a-
te dor ther eis amalfunction. If
alane-cor rectin gbr ak eapplicat ionoccur s,dis-
pla y1 appear sin theInstr ument Display.
The system doesno tapp lythebr ak eif yo uacti-
va te thetur nsignal indicat or.
V V
ehicles wit ehicles
withDr h
Dr iving Assist iving
Assist anceP ance
Pac k ac
kag ag
e: e:
ifth e
sy stem detects anobs tacle, suchas ano ther vehi-
cle intheadjacent lane,itwill appl yth ebr ak e
re ga rdless ofthetur nsignal indicat or.
Yo uar ewa rned byvibr atio nsinthesteer ing wheel
in thefo llo wing circumst ances:
R ActiveLane Keeping Assist detects alane
mar king .
R Afront wheel drives ove rth is lane marking.
Conditions f Conditions
for acour or
acour se-cor r se-cor
recting br ecting
brak ak
eapplica - e
applica -
tion (v tion
(vehicles wit ehicles
without Dr hout
Driving Assist iving
Assist anceP ance
Pac k ac
kag ag
e) e)
Lane markings weredetected on both sides ofthe
lane. Thefront wheel drives ove ra continuous
lane marking.
% Abr ak eapplication maybe interrupted atany
time ifyo usteer slightl yin theopposit edir ec-
tion. Dr
iving andparking
187 187

Conditions
f Conditions
for acour or
acour se-cor r se-cor
recting br ecting
brak ak
eapplica- e
applica-
tion (v tion
(vehicles wit ehicles
withDr h
Dr iving Assist iving
Assist anceP ance
Pac k ac
kag ag
e) e)
R Acontinuous lanemarking wasde tected and
dr iven over wit hth efront wheel.
R Alane marking andanappr oaching vehicle, an
ov ertaking vehicle orvehicles drivi ng par allel
to your vehicle weredetected intheadjacent
lane. Thefront wheel drives ove rth elane
mar king.
% Abr ak eapplication maybe interrupted atany
time ifyo usteer slightl yin theopposit edir ec-
tion.
Sy st Sy
stem limits em
limits
No lane-cor rectin gbr ak eapplicat ionoccur sin the
fo llo wing situations:
R Youclear lyand activ elyst eer ,br ak eor accel-
er ate.
R Ifadr ivi ng safetysy stem interve nes, suchas
ESP ®
,Ac tiveBr ak eAssi stor ActiveBlind Spot
Assi st.
R Youha ve adop tedaspor tydriving stylewit h
high corner ing speeds orhigh ratesof acceler -
ation . R
When ESP®
is deacti vated.
R Ifaloss oftirepr essur eor afa ulty tireis
de tected and displa yed.
If yo udeactiv ateth eAc tiveLane Keeping Assist
wa rning and thelane markings canno tbe clear ly
de tected, itis possible that no lane -correctin g
br ak eapplicat iontake splace (/page189) .
The system maybe impair edorma yno tfu nct ion
par ticu larlyin thefo llo wing situations:
R Ifth er eis poor visibility ,e.g. duetoinsu1c ient
illumination ofthero ad, highl yva riable shade
cond itions, rain, sno w,fogor hea vyspr ay.
R Ifth er eis glar e,e.g. from oncoming tra1c, the
sun orre0ectio ns.
R Ifth ewindshield inthear ea ofthemultifun c-
tion camer ais dir ty,or ifth ecamer ais fogg ed
up, dam aged orcovered.
R Ifth er ear eno lane markings, orseveral
unclear lanemarkings arepr esent forone
lane, e.g.around roadw orks .
R Ifth elane markings arewo rn,dar kor cov-
er ed. R
Ifth edist ance totheve hicle infront istoo
shor tand thus thelane markings canno tbe
de tected.
R Ifth elane markings chang equ ickl y, e.g. lanes
br anc ho., cross one another or mer ge.
R Ifth eroad isvery nar row and wind ing.
R V V
ehicle swit ehicle
swit hDr h
Dr iving Assis t ivi
ng Assis tance P ance
Pac k ac
kag ag
e: e:
if
th era dar sensor sin there ar bum peraredir ty
or coveredin sno wand anobst acle isde tec-
te din your lane, nolane-cor rectin gbr ak e
applicat iontake splace.
A A
ctiv ctiv
atin g/deacti v atin
g/deacti vatin gA atin
gActiv ctiv
eLane K e
Lane Keepi ng eepi
ng
Assis t Assis
t
Mul time diasystem:
4 © 5
Setting s5
Qui ckAccess
5 Active LaneKeeping Assi st #
Activateor dea ctivateth efunction . 188188
Dr
iving andparking