2023 MERCEDES-BENZ A CLASS Owners Manual

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
T T
o appl y o
appl y: :
#
Switc ho. theve hicle.
The elect ric par king brak ewill beapplied automatical ly.
If yo udo notwa nttheelectr icpar king brak eto be applied, e.g.atan aut omatic carwash orwhen theve hicle isbein g
to we d,lea vetheve hicle switchedon.This does notincl ude havin gth eve hicle towe dwit hth ere ar axle raised.
If th eelectr icpar king brak eis no tapplied automaticall y: #
Switchth eve hicle o.and switc hit bac kon #
Release andthen appl yth eelectr icpar king brak emanuall y(/ page153).
If it is still notpossible toappl yth eelectr icpar king brak e: #
Consult aqua li/ed specialist workshop. #
Wher enece ssary,also secur eth epar kedve hicle agains tro lling away.
T T
o r o
release: elease:
#
Ifth econditions foraut omatic release areful/lled andtheelectr icpar king brak eis no tre leased automatica lly,
re lease theelectr icpar king brak emanuall y(/ page153).
If it is still notpossible torelease theelectr icpar king brak e: #
Donotcontinue driving. Consult aqu ali/ed special istwo rkshop. Displ
aymessag esand warning/in dicatorlam ps
359 359

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
0049 (US Aonl y)
0024 (Canada only)
Plea seRel ease Parking
Brake *T
hered0049 indicat orlam p(US Aonl y)or 0024 indicat orlam p(Canada only)is0ash ing.
The electr icpar king brak eis applied whileyouar edr iving:
R Acondition foraut omatic release oftheelectr icpar king brak ehas notbeen ful/lled (/page152).
R Youar eper form ing emer gency brak ing using theelectr icpar king brak e(/ page153). #
Chec kth econditions foraut omatic release oftheelectr icpar king brak e. #
Release theelectr icpar king brak emanuall y. 360360
Displa
ymessa gesand warning/in dicatorlam ps

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
0049 (US Aonl y)
0024 (Canada only)
Turn Onthe Ignition to
Rel ease theParking Brake *T
hered0049 (USAonl y)or 0024 (Canada only)indicat orlam pis lit.
Yo uha ve attem pted torelease theelectr icpar king brak ewit hth eve hicle switchedo.. #
Switchon theve hicle.
0027 (US Aonl y)
004D
(Canad aonl y)
Ch eck Brake FluidLeve l *T
her eis insu1cie ntbrak e0uid inthebr ak e0uid reser voir. &
W W
ARNIN G ARNIN
GRisk ofan accident duetolow brak e0uid leve l
If th ebr ak e0uid leve lis toolow, thebr aking e.ect andthebr aking charact eristics maybe impair ed. #
Pullove rand stop theve hicle safelyas soon aspossibl e,paying attent ion toroad and tra1c cond itions. Do
no tcont inuedr ivi ng und eranycir cums tances . #
Cons ultaqu ali/e dsp ec ial ist wo rkshop. #
Donotadd brak e0uid. Displ
aymessag esand warning/in dicatorlam ps
361 361

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
Check BrakePadsSee
Opera tor'sManua l *T
hebrak epads have reac hed thewe arlimi t. #
Con sult aquali/ed specialistwo rkshop. DrDr
iving syst ivi
ng systems ems
Displ
a Displ
ay messag y
messag es P es
Possible causes/ conseq ossible
causes/ consequen ces and uen
ces and 0050 0050
Sol utions Sol
utions
00D9
Off *T
heHOL Dfunct ion isdeact ivat ed because theve hicle isslipp ingoracond ition foractiv ation isno tful/lled. #
Reactiv ateth eHOLD function later or checkth eactiv ation conditions forth eHOLD function (/page159).
é
ATTENTION ASSISTInoper-
ative *A
TTEN TIONASSIS Tis ma lfunct ioning. #
Visit aqu ali/ed special istwo rkshop. 362362
Displ
aymessag esand warning/in dicatorlam ps

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
é
ATTENTION ASSIST:Takea
Break! *A
TTEN TIONASSIS Tha sde tected fatigue oran incr easing lackof conc entration onthepar tof thedr iver
(/ page161). #
Ifnecessar y,take abr eak .
h
- -- mph *C
ruise contr olcanno tbe activ ated asnotall activ ation conditions areful/lled . #
Obser vetheactiv ation conditions forcr uise contr ol(/ page164).
Crui seControl Inoperative
*Cruise contr olismalfunctioning. #
Visit aqu ali/ed special istwo rkshop.
Cru iseControl Off
*Cruise contr olhas been deactiv ated.
If th er eis an additional warning tone, cruis econt rolhas been deactiv ated aut omaticall y(/ page163).
ç
- -- mph *A
ctiveDis tance AssistDIS TRON ICcanno tbe activated asnotall activatio ncond itionsarefu l/lled . #
Com plywit hth eactiv ation conditions ofActiveDist ance AssistDIS TRONI C(/ page167). Disp
lay mes sagesand warning/in dicatorlam ps
363 363

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
ç
Suspende d *I
fyo udepr esstheacceler ator pedal beyond these tting ofActiveDist ance AssistDIS TRONI C,thesy stem will switc hto
passiv emode (/page165 ).
ç Off *A
ctiv eDis tance AssistDIS TRON ICwa sdeacti vated. Ifawa rning tone alsosou nds, ActiveDist ance AssistDIS TRONI C
has deactivated aut oma tically (/ page167) .
Act ive Dist ance Assist Cur-
rent lyUnavailable See
Operator 'sManual *A
ctiv eDis tance AssistDIS TRON ICistemp orarily una vailable.
The ambient conditions areoutside thesy stem limits (/page165).
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become availabl eag ain. #
Drive on.
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra1c conditions andrestar t
th eve hicle.
Active DistanceAssistInop -
era tive *A
ctiveDis tance AssistDIS TRON ICisma lfunct ioning .
Ot her driving systems anddriving safety systems mayals obe mal functioning. #
Drive on. 364364
Disp
lay mes sagesand warning/in dicatorlam ps

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
or #
Stop theve hicle inaccor dance withth etra1c conditions andrestar tth eve hicle. #
Ifth edispla ymessag edoes notdisappear :consult aqua li/ed specialist workshop.
Active DistanceAssistNow
Avai labl e *A
ctiveDis tance AssistDIS TRON ICisope rational again. #
Switc hon ActiveDist ance AssistDIS TRONI C(/ page167).
Act ive Steering AssistCur-
rent lyUnavailable See
Operator 'sManual *A
ctiveSt eer ing Assist istemp orarily una vailable.
The ambient conditions areoutside thesy stem limits (/page171).
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become availabl eag ain. #
Drive on #
Chec kth etir epr essur eif necessar y.
Active SteeringAssistInop -
era tive *A
ctiveSt eer ing Assist ismalfunctionin g.Ac tiveDist ance AssistDIS TRONI Cremains availabl e. #
Drive on
or #
Stop theve hicle inaccor dance withth etra1c conditions andrestar tth eve hicle. #
Ifth edispla ymessag edoes notdisappear :consult aqua li/ed specialist workshop.
Active SteeringAsst. Cur-
rentl yUnav ailabl e Due to
Mu ltiple Emerg encyStops *A
ctiveSt eer ing Assist istemp orarily una vailable duetomultipl eemer gency stops . #
Take ove rth esteer ing and stop inaccor dance withth etra1c conditions. Displa
ymessag esand warning/in dicatorlam ps
365 365

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Switc hth eve hicle o.and switc hit bac kon
Ac tiveSt eer ing Assist isavailabl eonce more.
Begi nning Emerg encyStop
*Your hands areno ton thesteer ing wheel. Anemer gency stop isbeing initiated(/ page173). #
Put your hands backon thesteer ing wheel.
Yo ucan cancel thedeceler ationatanytime byper form ing one ofthefo llo wing actions:
R Steer ing
R Braking oracceler ating
R Deactiv atingActiveDist ance AssistDIS TRONI C
Ø *A
ctiveSt eer ing Assist hasreac hed thesy stem limits (/page171).
Yo uha ve notst eer edindep endentlyfo ra consider ableperiod oftime. #
Take ove rth esteer ing and drive on inaccor dance withth etra1c conditions.
Traffic SignAssist Cur-
rently Unavail ableSee
Operator's Manual *
Tra1c Sign Assis tis temp orarily una vailable.
Once thecause ofthepr oblem isno long erpresent, thesy stem will beavailabl eag ain. #
Drive on
Tra ffic SignAssi stInop era-
tive *
Tra1c Sign Assis tis malf unct ioning. #
Drive on
or #
Stop theve hicle inaccor dance withth etra1c conditions andrestar tth eve hicle. 366366
Displ
aymessag esand warning/in dicatorlam ps