2023 MERCEDES-BENZ A CLASS cruise control

R
IfAc tiveSt eer ing Assist isactiv ated and activ e
(/ page171).
R Ifth etime hasbeen setincor rectl y.
R Ifyo uch ang elane sand vary your speed fre-
qu entl yin activ edr iving situations.
The ATTEN TIONASSIS Tdr ow sine ssoraler tness
assessmen tis rese tand restar tedwhen continu -
ing thejour neyin thefo llo wing situations:
R Youswitc ho. theve hicle.
R Ifyo uunf asten your seat beltandopen the
dr iver's door (e.g.tochang edr iver sor take a
br eak).
Se Se
ttin gA ttin
gATTENTION ASSIST TTENTION
ASSIST
Multimedi asy stem:
4 © 5
Settings 5
Assistance
5 Attent ionAssist
Se Se
ttin gop ttin
gop tions tions
#
Select Standard, SensitiveorOff.
Sug g Sug
ges est
ing ar ting
ares est
ar t
ar ea ea
#
Select SuggestRest Area. #
Activateor dea ctivateth efunction .
If AT TEN TIONASSIS Tde tects fatigue or
incr easing lackof att ention, itsugg ests are st
ar ea inthevicinity . #
Select thesugg ested rest area .
Yo uar eguided totheselect edrest area . Spe
edcontr Spe
edcontrol cr ol
cruise contr ui
se control ol
FF
unc tion ofcr unc
tion ofcruise contr ui
se control ol
Cr uise control regula testh espeed totheva lue
select edbythedr iver .
If yo uacceler ateto ove rtak e, forex am ple, the
st or ed spee dis no tde lete d. Ifyo ure mo veyour
fo ot from theacceler ator pedal aTerovertaking ,
cr uise controlwill resume speed regula tion back
to thestor ed speed.
Yo ucan stor ean yspeed above15 mph
(20 km/h )up tothemaximum designspeed.
Obser vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page155) . Mer Mer
cedes‑ cedes‑
AMGv AM
Gvehicles: ehicles:
Cruise controlis availa-
ble uptoamaximum speedof155 mph
(250 km/h ).
Displa y Displa
ys in t s
in the Ins he
Inst r tr
ument Display ument
Display
R h (gra y): cruise control issele cted but not
yet activ ated.
R h (gre en): cruise contr olisactiv e.
A stor ed speed appear salong withth eh dis-
pla y.
% The segm entsbetween thestor ed speed and
th eend ofthesegment displaylight upinthe
speedo meter.
Sy st Sy
stem limits em
limits
Cr uis eco ntrol maybe una ble to maint ainthe
st or ed spee don uphillgr adien ts.The stor ed
speed isresumed whenthegr adien tev ens out.
Chang eint oalowe rge ar ingood timeonlongand
st eep downhil lgr adien ts.Take par ticular note of
th is when driving aladen vehicle. Bydoin gso, you
will mak euse oftheengine' sbr aking e.ect.This
re lie vesth eload onthebr ak esy stem and pre-
ve nts thebr ak es from overheating andwearing
to oqu ickl y. Dr
iving andparking
163 163

Do
notuse cruise contr olinthefo llo wing situa-
tions:
R Intra1c situations whichre qu ire freq uent
ch ang esofspeed, e.g.in hea vytra1c, on
wind ingroads
R Onslipp eryro ads. Acceler atingcan cause the
dr ive wheels tolose traction andtheve hicle
could then skid.
R When visibility ispoor
Oper Oper
ating cr ating
cruise contr uise
contr ol ol
&
W W
ARNIN G ARNIN
GRisk ofaccident duetostor ed
sp ee d
If yo ucall upthestor ed speed andthis is
lo we rth an your cur rent spe ed, theve hicle
decel erates. #
Take intoaccount thetra1c situation
bef orecalling upthestor ed speed. RR
eq eq
uir uir
ements: ements:
R ESP ®
must beactiv ated, but notint erve ning.
R The vehicle speed isat leas t15 mph
(20 km/h ). R
The trans missionis in pos ition005B. Ope
r Ope
rati ng cr ati
ng cruis econt r uis
econt rol ol
#
Press thero ck er switc hesonthesteer ing
wheel controlpanel upordown tothedesir ed
position.
A A
ctiv ctiv
ating cr ating
cruise contr uise
contr ol ol
#
Select Mwithth eright rock er switc h. A A
ctiv ctiv
ating cr ating
cruise contr uise
contr ol ol
#
Press rock er switc h1 upM ordown
N.
The current spe edisstor ed and maintaine dby
th eve hicle.
or #
Select J withth eleT rock er switc h.
The laststor ed speed iscalled upand main-
ta ined bytheve hicle.
If th elast stor ed speed hasprev iousl ybeen
dele ted, thecur rent vehicle speed isstor ed.
% When youswitc ho. theve hicle, thelast
speed stor ed isdele ted.
Incr Incr
easing ordecr easing
ordecr easing t easing
the st he
stor or
ed speed ed
speed #
1mp h(1 km /h):pr es sro ck er switc h1 up
M ordown N tothepr essur epoint.
or #
5mp h(1 0km /h):pr es sro ck er switc h1 up
M ordown N beyond thepr essur e
point.
or 164164
Dr
iving andparking

#
Acceler ateth eve hicle tothedesir edspeed
and press rock er switc h1 upM.
A A
dop dop
ting ade t ting
ade tect ect
edspeed ed
speed #
Activatecr uise control. #
Ifatra1c signhasbeen detected and isdis-
pla yedin theinst rument cluster:select J
wit hth eleT rock er switc h.
The maximum permissible speedshownbythe
tr a1 csign isstor ed andth eve hicle maintains
or does notex ceed this speed.
Deactiv Deactiv
atingcr ating
cruise contr uise
contr ol ol
#
Select Owithth eleT rock er switc h.
Deactiv Deactiv
atingcr ating
cruise contr uise
contr ol ol
#
Select Nwithth eright rock er switc h.
% Ifyo ubr ak e, deactiv ateESP ®
or ifESP ®
int er-
ve nes, cruis econt rolis deactiv ated. AA
ctiv ctiv
eDist e
Dist ance Assis ance
Assist DIS t
DIS TR TR
ONIC ONIC
FF
unction ofA unction
ofActiv ctiv
eDist e
Dist ance Assis ance
Assist DIS t
DIS TR TR
ONIC ONIC
Ac tiveDist ance AssistDIS TRONI Cmai ntains the
se tspeed onfree-0o wingroads. Ifve hicles in fr
ont arede tected, these tdist ance ismaint ained,
if necessar y,until theve hicle comes toahalt. The
ve hicle acceler ates orbrak es depen dingon the
dist ance totheve hicle infront and these tspeed.
The speed anddistance totheve hicle infront are
se tand savedusing thesteer ing wheel.
Av ailabl espeed rang e:
R V V
ehi cleswit ehi
cleswit hou tDr hou
tDr iving Assist iving
Assistanc eP anc
ePac k ac
kag ag
e: e:
15 mph(20 km/h) -120 mph(2 00 km/h)
R V V
eh icle swi t eh
icle swi th Dr h
Dr iving Assist ivi
ng Assist an ce P an
ce Pac k ac
kag ag
e: e:
15 mph(2 0km /h)- 13 0mp h(2 10 km/h)
Ot he rfe atur esofActiveDist ance Assist
DIS TRONI C:
R Adjusts thedr iving styledepending onthe
select eddrive pr og ram (fuel- savin g,comf orta-
ble ordynamic)
R Initiat esacceler ationtothestor ed speed ifth e
tur nsigna lindica toris switc hedontochang e
to theove rtaking lane
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:
- Reacts tostat iona ry vehicles detected in
urban speed rang es (exc ep tbicy cles and
mo torc yc les) -
Take sone -sidedove rtaking restr iction s
int oac co unt onhigh wa ys oron multi-l ane
roads withsepar atero adw ays(coun try-
dependent )
V V
ehicles wit ehicles
withDr h
Dr iving Assist iving
Assist anceP ance
Pac k ac
kag ag
eand e
and
P P
ar ar
king P king
Pac k ac
kag ag
e: e:
ifth eve hicle hasbeen brak ed to
a st ands tillon mult i-lane, separ atero adw aysby
Ac tiveDist ance AssistDIS TRONI C,itcan auto-
mati callyfollo wtheve hicle infront when drivi ng
o. again within 30secon ds.Ifacr itical situ ation
is de tected when drivi ng o., avisual andacous tic
wa rning isgiv en indicating that thedr iver must
no wtake cont rolof theve hicle. Thevehicle isno t
acceler ated anyfu rther .
Obser vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page155) . Dr
iving and parking
165 165

%
V V
ehicles wit ehicles
withast h
ast andar andar
dIns d
Instr tr
ument Display ument
Display: :
A + +
symbol next to atra1c signintheInstr u-
ment Displa yindicat esthat addit ionaltra1c
sign sha ve been detected. These canalso be
displa yedin themedia displayand optionall y
in theHead-up Display.
If Tra1c Sign Assis tcann otdeterm ine themaxi-
mum permissible speed(e.g.duetomissing
signs), thefo llo wing displa yappear sin theInstr u-
ment Displa y: This
isdis pla yedcontinu ouslyif th eve hicle isin a
coun try wher eTra1c Sign Assis tis no tsuppor ted.
Tr a1c Sign Assis tis no tav ailabl ein all coun tries.
% Also obser vetheinf ormation ondispla ymes-
sag esinTra1c Sign Assis t(/ page337) . Sy
st Sy
stem limits em
limits
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,
dir ect sunlight 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 etra1c signs arehar dto detect, e.g.due
to dir t,sno wor insu1cien tlightin g,or
because they areco vered.
R Ifth einf ormation inthena vig ation system's
digit almap isincor rect or out- of-dat e.
R Ifsign sar eambigu ous,e.g.ro ad sign sin road-
wo rksor inadjace ntlane s.
R Ifyo utur nshar plywhen passingtra1c signs
outside thecamer a's/eld ofvision. Se Se
tting tting
Tr Tr
a1c a1c
Sign Assis t Si
gn Assis t
R R
eq eq
uir uir
emen ts: emen
ts:
R Onl Onl
yv y
vehicle swit ehicle
swit hDr h
Dr iving Assis t ivi
ng Assis tance P ance
Pac k ac
kag ag
e: e:
Ac tiveDist ance AssistDIS TRONI Cand ECO
Assi stmust beacti vatedfo rth eaut omatic
adop tionofspeed limits.
Multimedia system:
4 © 5
Settings 5
Assistance
5 Traffic SignAssist
A A
ctiv ctiv
ating ordeactiv ating
ordeactiv atingaut ating
automatic adop omatic
adoptionof tion
of
speed limits(onl speed
limits(onlyv y
vehicles wit ehicles
withDr h
Dr iving Assist iving
Assist ance ance
P P
ac k ac
kag ag
e) e)
#
Select LimitAdoption. #
Switc hth efunction onoro..
The speed limitsdetected byTra1c Sign
Assis tar eaut omati callyadop tedby Active
Dist ance AssistDIS TRONI C.
% Ifone ofthefo llo wing systems isactiv ated,
th ede tected speed canbemanual lyadop ted
as thespeed limit:
R ActiveDist ance AssistDIS TRONI C
R Cruise control Dr
iving andparking
181 181

OvOv
er er
vie vie
wof displa y w
of displa ys in t s
in the ins he
instr tr
ument display ument
display
Displa yson theinst rument displa y:
u ActivePa rking Assist (/page200)
é Parking Assist PARK TRON ICdea ctivated
(/ page197)
h Cruis econtrol (/page163)
ç ActiveDist ance AssistDIS TRONI C
(/ page165)
00D4 ActiveBr ak eAssi st(/ page175)
à ActiveSt eer ing Assist (/page171)
00B0 ActiveLane Keeping Assist (/page187)
± ActiveLane ChangeAssi st(/ page174)
00D6 ECOstar t/st opfunction (/page136)
00D9 HOLDfunction (/page159)
00CE AdaptiveHig hbeam Assist(/ page115)
V V
ehicle swit ehicle
swit h h
Tr Tr
a1c a1c
Sign Assis t Si
gn Assis t: :
De tected instruc-
tion sand tra1c signs(/ page180) . Head-
upDispla y Head-
upDispla y FF
unct ionoft unct
ionofthe Head- upDispla y he
Head- upDispla y *
N NO O
TE TE
Mer cedes- AMGve hicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. The
Head- upDispla ypr oject sth efo llo wing infor-
mation intoth edr iver's /eld ofvision abovethe
coc kpit, forex am ple:
R The vehicle speed
R Informatio nfrom thena vig ation system
R Information from thedr iving systems anddriv-
ing safetysy stem s
R Som ewa rning messa ges
Depending ontheve hicle' seq uipme nt,di.er ent
cont entcan besho wnintheth re ear eas ofthe
Hea d-up Display(/ page 210). Displa Displa
ycont y
cont ent ent
1
Navigatio ninstr uctions
2 Current spe ed
3 Detected instructio nsand tra1c signs
4 Setspeed inthedr iving system (e.g. cruise
contr ol)
Sy st Sy
stem limits em
limits
The visibility ofthedispla yswill bea.ect edbythe
fo llo wing conditions:
R Seat position
R Imag eposition setting
R Ambient light Instr
ument displayand on-boar dcom puter
209 209

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