2022 MERCEDES-BENZ CLA Owners Manual

#
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(/ page157) . Dr
iving and parking
167 167

AA
ctiv ctiv
eDis t e
Dis tance Assis ance
AssistDIS t
DIS TR TR
ONIC display ONIC
displays in t s
in the he
Ins Ins
tr tr
umen tDispla y umen
tDispla y Assis
tance graphic
1 Route-based speedadaptation: typeofroute
ev ent (/ page172)
2 Vehicle infront
3 Distance indic ator
4 Setspe ci/ed dist ance
5 ActiveLane ChangeAssi stlane chang edis-
pla y P P
er er
mane ntst mane
ntstatus displa atus
display of A y
of Activ ctiv
eDis t e
Dis tance ance
Assis Assis
tDIS t
DIS TR TR
ONIC ONIC
R k (white):ActiveDist ance Assist
DIS TRONI Csele cted, spec i/eddist ance set
R k (whit eve hicle, greenspeedome ter):
Ac tiveDist ance AssistDIS TRONI Cacti ve,
speci/ed distance setand vehicle detected
R k (gre en): ActiveDist ance Assist
DIS TRONI Cacti ve,speci/ed distance setand
ve hicle detected
R r: Route-based speedadaptation active
( / pag e172).
The stor ed speed issho wnalong withth eper ma-
nent status displa yand highlight edon thespeed-
ome ter. When ActiveDist ance AssistDIS TRONI C
is pas sive,thespeed isgraye dout.
% Onhighw aysor high- speed major roads, the
gr een ç vehicle symbol isdispl ayedcy cli-
call ywhen theve hicle isready topull away.
% Ifyo udepr esstheacceler ator pedal beyond
th ese tting oftheAc tiveDist ance Assist
DIS TRONI C,thesy stem isswitc hedtopassiv e mode.
Theç Suspendedmessag e
appear sin theInstr ument Display.
Displa Displa
yon t y
on the speedome t he
speedome ter er
The stor ed speed ishighlight edon thespeedome-
te r. Ifth espeed oftheve hicle infront orthe
speed adjustment forth ero uteev ent ahead is
less than thestor ed speed, thesegments inthe
speedo meterlight up.The Instr ument Display
sho wsthedeactiv ationofActiveDist ance Assist
DIS TRONI C,as wellas alterations tothespeed
due tomanual oraut omatic adoptionofthemaxi-
mum permissible speed.
Sy st Sy
stem limits em
limits
The system maybe impair edorma yno tfunction
in thefo llo wing situations, forex am ple:
R Insno w,rain, fog, hea vyspr ay,if th er eis glar e,
in dir ect sunlight oringreatl yva rying ambient
light.
R The windshield inthear ea ofthecamer ais
dir ty,fo gg ed up, dam aged orcovered.
R Ifth era dar sensor sar edir tyor covered.
R Inpar king garage sor on roads withsteep
uphil lor downhil lgr adien ts. 168168
Dr
iving and parking

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
169 169

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 ONIC170170
Dr
iving andparking

&
W W
ARNI NG ARNI
NGRisk ofan accid ent due to
Ac tiveDist ance AssistDIS TRONI Cbeing
acti vewhen youlea vethedr iver's seat
If yo ulea vethedr iver's seat while theve hicle
is bein gbr ak ed byActiveDist ance Assist
DIS TRONI Conl y,theve hicle canrollaw ay. #
Alwaysdeacti vate Ac tiveDist ance Assist
DIS TRONI Cand secureth eve hicle to
pr ev ent itfrom rolling awaybef oreyo u
lea vethedr iver's seat. #
Select Owithth eleT rock er switc h.
% Ifyo ubr ak e, deactiv ateESP ®
or ifESP ®
int er-
ve nes, ActiveDist ance AssistDIS TRONI Cis
deac tivated.
Incr Incr
easing ordecr eas
ing ordecr easing t eas
ing the spee d he
spee d #
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 #
Acceler ateth eve hicle tothedesir edspeed
and press rock er switc h1 upM.
Changing t Changing
the he
speci/ed speci/ed
dist dist
ance t ance
to t o
the v he
vehicle in ehicle
in
fr fr
ont ont
#
T T
o r o
reduce t educe
the he
speci/ed speci/ed
dist dist
ance: ance:
press the
ri ght rock er switc hup (Ñ). #
T T
o incr o
incr ease t ease
the he
speci/ed speci/ed
dist dist
ance: ance:
press the
ri ght rock er switc hdo wn (Ò).
F F
unction ofA unction
ofActiv ctiv
eSpeed LimitAssist e
Speed LimitAssist
If ach ang ein thespeed limitof12 mph
(20 km/h )or mor eis de tected and automatic
adop tionofspeed limitsis activ ated, thene w
speed limitisaut omaticall yadop tedas thestor ed
speed (/page183).
The driven speed isadjust edwhen theve hicle is
le ve lwit hth etra1c signatthelat est. Inthecase
of signs indicating entryint oan urban area, the
speed isadap tedaccor dingtothespeed permit-
te dwit hin theurban area. The speed limitdispla y
in theInstr ument Displayis alw aysupdat edwhen
th eve hicle isleve lwit hth etra1c sign. If
th er eis no speed restr iction onanunlimited
str etch ofroad (e.g .on afree wa y), there com-
mende dspeed isaut omatical lyadop tedas the
st or ed spee d. Thesy stem uses thespeed stor ed
on anunlimit edstretch ofroad asthere commen -
ded speed. Ifyo udo notalt er thestor ed speed on
an unlimit edstretch ofroad, there commen ded
speed is80 mph(1 30 km/h).
If Ac tiveDist ance AssistDIS TRONI Chas been put
int opas sivemode bypressing theacceler ator
pedal, onlyspeed limitswhichar ehigher than the
se tspeed areadop ted.
Obser vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page157) .
Sy st Sy
stem limit s em
limit s
The system limit sof Tra1c Sign Assis tappl yto
th ede tection oftra1c signs(/ page182) .
Spe edlimit sbelo w12 mph(2 0km /h)ar eno t
au tomaticall yadop tedby thesy stem asthestor ed
speed. Temp oraryspeed restr iction s(e .g. fora
cer tain time ordue towe ather cond itions) cannot
be proper lyde tected bythesy stem. Themaxi- Dr
iving andparking
171 171

mum
permissible speedapplying toave hicle with
a trailer isno tde tected bythesy stem.
Ad just thespeed inthese situations. &
W W
ARNIN G ARNIN
GRisk ofaccident duetoActive
Speed LimitAssistada pting theve hicle' s
speed
The speed adoptedby ActiveSpeed Limit
Assi stma ybe toohigh orincor rect insome
indi vidu alcases, suchas:
R atspeed limitsbelo w12 mph(2 0km /h)
R inwe tcondi tions orinfog
R when towing atrailer #
Ensur eth at thedr iven speed complies
wit htra1c regula tions . #
Adjust thedr iving speed tosuit current
tr a1c andweather cond itions. FF
unct ionofr unct
ionofrout out
e-based speed adapt e-b
ased speed adaptatio n atio
n
When ActiveDist ance AssistDIS TRONI Cis acti va-
te d, theve hicle speed willbeadap tedaccor dingly
to thero uteev ents ahead. Depending onthedr ive
pr og ram select ed,theve hicle negotiat es aro ute ev
ent ahead inan economical, comfortable or
dynamic manner.When thero uteev ent has been
passed, theve hicle acceler ates again tothe
st or ed spee d. These tdi st an ce totheve hicle in
fr ont ,ve hicles detected ahead andspeed restr ic-
ti on sah eadar eta ke nint oac cou nt.
Yo ucan activ ateand deactiv atero ute-based
speed adaptation inthemultimedia system
(/ page173).
The follo wing routeeve nts are take nint oac cou nt:
R Cur ves
R T-int ersections, roundabouts andtollplazas
R Turnsand exits
R Tra1c jams ahead (onlywit hLiv eTra1c Infor-
matio n)
% When theto llst ation isreac hed, ActiveDis-
ta nce AssistDIS TRON ICado ptsth espeed as
th estor ed speed.
Also, thespeed isreduced ifth etur nsignal indi-
cat ortochang elane sis switc hedonand one of
th efo llo wing situations isde tected:
R Turning o.atintersections R
Driving onslowing-do wnlanes
R Driving onlanes adjacent toslo wing -down
lane s
The driver isresponsi bleforch oosing theright
spe edand observing other road user s.This
appli esinpar ticu lartointersections, roundabouts
and tra1c lights, asroute-based speedadaptation
does notbr ak eth eve hicle toast ands till.
When routeguidance isactiv e,the/r st speed
adjustmen tis car ried out automaticall y.Ifth etur n
signal indicat orisswitc hedon,theselect edrout e
is con/ rmed and further speed adjustmen tis acti-
va ted.
Speed adaptation iscanc eled inthefo llo wing
cases :
R Ifth etur nsignal indicat orisswitc hedo.
bef oreth ero uteev ent.
R Ifth edr iver depr esses theacceler ator or
br ak epedal during thepr ocess.
Sy st Sy
stem limits em
limits
Ro ute-based speedadaptation does notta ke right
of wa yre gula tions intoac cou nt.The driver is 172172
Dr
iving andparking

re
sponsi bleforcom plying withro ad tra1c regula -
tions anddriving atasuit ablespe ed.
The speedada ptatio nmade bythesy stem may
no talw aysbe suit able, particu larlyin thefo llo wing
situations:
R The road's coursenotclear lyvisi ble
R Road nar rowing
R Varying maximum permissible speedsinindi-
vidual lanes, forex am ple attollplazas
R Wetro ad sur faces, snowor ice
In these situations thedr iver must interve ne
ac cor dingl y. &
W W
ARNI NG ARNI
NGRisk ofaccid ent inspi teof
ro ute-based speedadaptation
Ro ute-based speedadaptation canmalfunc-
tion orbe temp orarily una vailable inthefo l-
lo wing situations:
R Ifth edr iver does notfo llo wthecalculat ed
ro ute
R Ifmap datais no tup-t o-dat eor availabl e R
Intheev ent ofroadw orks
R Inbad weather orroad cond itions
R Ifth eacceler ator pedal isdepr essed
R Intheev ent ofelectr onicall ydispla yed
speed limitations #
Adaptth espeed tothetra1c situation. SeSe
tting r tting
rout out
e-based speedadapt e-based
speedadaptation ation
R R
eq eq
uir uir
ements: ements:
R ActiveDist ance AssistDIS TRONI Cis acti va-
te d.
R ECOAssist isactiv e.
Multimedi asy stem:
4 © 5
Settings 5
Assistance
5 Rou te-based Speed #
Activateor dea ctivateth efunction .
When thefunction isactiv e,theve hicle speed
is adju sted depen dingon thero uteev ents
ahead.
% Further informatio non therout e-based speed
adap tation (/page172) . AA
ctiv ctiv
eSt e
St eer eer
ing Assist ing
Assist FF
unction ofA unction
ofActiv ctiv
eSt e
St eer eer
ing Assist ing
Assist
Ac tiveSt eer ing Assist isonl yav ailabl eup toa
speed of130 mph (210 km/h) .The system helps
yo uto stay inthecent erofthelane bymeans of
moder atesteer ing interve ntions .Dep ending on
th espeed driven, ActiveSt eer ing Assist usesthe
ve hicles ahead andlane marking sas are fere nce.
% Dep ending onthecountr y,in thelowe rspeed
ra ng eAc tiveSt eer ing Assist canusethesur -
ro unding tra1c asare fere nce. Ifnece ssary,
Ac tiveSt eer ing Assist canthen also prov ide
assist ancewhen driving awayfrom thecent er
of thelane, forex am ple, toform are scue
lane .
If th ede tection oflane marking sand vehicles
ahead isim pair ed,ActiveSt eer ing Assist switches
to passiv emode. Thesystem prov ides nosuppor t
in this case.
St St
atus displa atus
display of A y
of Activ ctiv
eSt e
St eer eer
ing Assis ing
Assist int t
in the he
Ins Instr tr
ument Display ument
Display
R Ø (gra y): acti vatedand passiv e
R Ø (gre en): activ ated and activ e Dr
iving andparking
173 173

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 (/ page175) .
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(/ page157).
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. 174174
Dr
iving and parking