2022 MERCEDES-BENZ CLA warning

R
Wetro ad sur face
R Obje ctsonthedispla yco ver
R Polarization insunglasses
% Inextreme sunligh t,sec tions ofthedispla y
ma yappear washed out.Youcan correct this
by deactiv atingandreactiv atingth eHead-up
Displa y. SeSe
tting t tti
ng the Hea d-upDi sp la he
Hea d-upDi sp lay us ing t y
us ing the on- board he
on- board
co m co
mpu t pu
ter er
On-
boardco mp uter :
4 HEAD -UPDISPLA Y
The follo wing Head-up Displayse ttings ordispla ys
can beselect edorsho wn:
R Positi on
R Bright ness
R Messag es
R Assis tance status
R Telephone
R Audio
R Voice Contr olSy stem #
T T
o select t o
select the Se he
Settings menu: ttings
menu: swipetotheright
on theleT-h andTouc hContr ol.
The Settings menu5will beselect ed. #
T T
o call upt o
call upthe Se he
Settings menu: ttings
menu: press theleT-
han dTo uc hContr ol. #
T T
o adjus o
adjust t t
the position: he
position: swipeupwards or
do wn wardson theleT-h andTouc hContr ol. #
T T
o adjus o
adjust t t
the br he
brightness: ightness:
swipetotheleT or
ri ght ontheleT-h andTouc hContr ol.
Se Se
tting messa g tting
messa ges, assist es,
assist ancest ance
status, t atus,
telephone, elephone,
audio andt audio
andthe V he
Voice Contr oice
Contr olSy st ol
Sy stem em
#
Press theleT-h andTouc hContr ol.
The listofsetting options willbedispla yed. #
Swipe upwards ordown wardson theleT-h and
To uc hContr oland select ase tting bypressing
th eleT-h andTouc hContr ol. Selecting
whatt Selecting
whatthe Head-up Displa he
Head-up Displaysho ws y
sho ws (Ex
am ple)
1 Switches theHead-up Displayon/ o.
2 LeT displa yar ea
Na vigatio nsy stem
Av erag econsum ption
G-me ter
3 Centr aldispla yar ea
Speedome ter
Se tsp ee din thedr iver assist ancesystem,
e.g. cruise contr ol
Wa rnings from driver assist ancesystems, e.g.
dist ance warning 212212
Instr
ument displayand on-boar dcom puter

R
Activation ofthedo wnloaded system updat e
by restar ting thesy stem
% Ifaut omatic soTwareupdat esareactiv ated,
th esy stem updat eswill bedownloaded auto-
maticall y.
The multime diasystem prov ides amessa gewhen
a sy stem updat eis availabl e.
Yo uha ve thefo llo wing selection options:
R Accept andInstall
The system updat ewill bedownloaded inthe
bac kgrou nd.
R Information
Inf ormation aboutthepending system updat e
is displa yed.
R Later
The system updat ecan bedownloaded man-
uall yat alat er time.
Deep syst Deep
system updat em
updat es es
Deep system updat esaccess vehicle orsystem
se tting sand canther efor eonl ybe car ried out
when theve hicle isstation aryand theignition is
switc hedo.. If
th edo wnload ofadeep system updat eis com-
ple tedand thedo wnloaded system updat eis
re ady forinst allation, youwill beinformed ofthis
aTer thene xt ignition cycle, forex am ple.
% Park theve hicle safelyin asuit able locat ion
bef orestar tin gth einst allation.
Re quirements forth einst allation:
R The ignition isswitc hedo..
R Notesand warnings have been read and
accep ted.
R The electr icpar king brak eis applied.
If all requ irements have been ful/lled, thedo wn-
loaded system updat eis inst alled. Themultimedia
sy stem canno tbe oper ated while thedo wnloaded
sy stem updat eis being installed andvehicle func-
tion sar ere str icte d.
If er ror sshould occurduring theinst allation, the
multimed iasystem automaticall yatt em ptsto
re stor eth epr ev ious version. Ifre stor ation of the
pr ev ious version isno tpossible, asymbo lappear s
on themedia display.Consult aqu ali/ed special -
is two rkshop toresol vethepr oblem. SeSe
tting upaW tting
upaW i-F i-F
iho i
ho tspo t tspo
t RR
eq eq
uir uir
ements: ements:
R T T
o se o
se tup t t
up the W he
Wi-F i-F
iconnection oft i
connection ofthe multime- he
multime-
dia sy dia
syst st
em wit em
withe h
ext xt
er er
nal ho nal
hotspo tspo
ts: ts:
your vehicle
does notha ve aper mane ntly inst alled com-
munication module.
R The device tobe connect edsuppor tsat least
one ofthetypes ofconnection described.
Multimedia system:
4 © 5
Settings 5
System
5 Wi-Fi &Bluetooth
A A
ctiv ctiv
ating/deactiv ating/deactiv
atingW ating
Wi-F i i-F
i #
Select Wi-Fi.
Connecting t Connecting
the multimedia syst he
multimedia system wit em
withan e h
an ext xt
er - er
-
nal ho nal
hotspo tspo
tusing W t
using Wi-F i i-F
i
The type ofconnection established mustbeselec-
te don themultimedia system and onthede vice
to be connect ed. 224224
MBUX
multimedia system

Connecting
pre Connecting
previousl viousl
yaut y
aut hor hor
ized Bluet ized
Bluetoo th oo
th® ®
audio eq audio
equipmen t uipme
nt #
Select aBlu etoo th®
audio device from thelist.
The connection isbeing established. OvOv
er er
vie vie
wof t w
of the symbols andfunction sin t he
symbols andfunction sin the r he
radio menu adio
menu SymbolSymbol
DesignationF Designation
Function unction
© HomeSelecttoretur nto thehome screen.
j MessagingSelecttocall upmessagin g.
00F5/00F6 Skipforw ards/b ackS electtoskip tothene xt or tothepr ev ious station.
Z Settings Selecttohave further options shown. Setting scan bemade tothefo llo wing additional
functions, forex am ple:
R Navigatio nand tra1 can no unceme nts
R Freq uency /xfunction
R Radio additional text
R Emer gency warnings
The setting options arecountr y-dependent . MBUX
multimedia system
253 253

Emer
g Emer
gency ency
RR
emo emo
vingt vin
gthe safe he
safety v ty
vest est
The
safetyve sts areloca tedin thestor ag ecom-
par tments inthedr iver's andfront passeng er
door . #
Pull outthesaf etyve st bagby theloop. #
Open thesaf etyve st bagan dpu llou tth e
saf etyve st.
% Therear ealso safety vest comp artmen tsin
th ere ar door stor ag ecompar tmentsinwhic h
saf etyve sts canbe stor ed . 1
Maximu mnum berof wa shes
2 Maximu mwa sh temp eratur e 3
Donotbleac h
4 Donotiron
5 Donottumble dry
6 Donotdr yclean
7 Class 2saf etyve st
Th ere qu irements de/nedbytheleg alstandar d
ar eonl yful/lled ifth esaf etyve st isthecor rect
size andisful lyclosed.
Re place thesaf etyve st inthefo llo wing cases :
R The re0ectiv estr ipsar eda ma gedor dirty
R The maximum permissible numberofwa shes
is exceeded
R The 0uor escence hasfaded WW
ar ar
ning tr ning
triangle iangle
RR
emo emo
ving t ving
the w he
war ar
ning tr ning
triangle iangle
#
Push both sides ofwa rning triangle holder 1
in thedir ection ofthear ro w and open it. #
Remo vewarning triangle 2. 274274
Br
eakdo wnassist ance

SeSe
tting up t tti
ng up the w he
war ar
ning tr ning
tria ngle ia
ngle #
Foldside re0ect ors1 upw ards toform atri-
ang leand attachat theto pusing upper press-
stu d2. #
Foldlegs 3down and outtotheside. FF
ir s ir
st- aid kit t-aid
kit(soT- sided) (soT-
sided) ov ov
er er
vie w vie
w Fi
rs t-aid kit(soT side d)1 ison theleT orright in
th etrunk ,depending ontheve hicle version. Flat
tire Flat
tire NNo o
t t
es on es
on 0at 0at
tir tir
es es
&
W W
ARNIN G ARNIN
GRisk ofaccident duetoa0at
tir e
A 0at tirese verely a.ects thedr iving charac-
te risti cs aswellas thesteer ing and braking of
th eve hicle.
T T
ir ir
es wit es
without hout
r r
un-0at un-0at
c c
har har
act act
er er
is is
tics: tics:
#
Donotdr ive wit ha0at tire. #
Chang eth e0at tireimmediat elywit han
emer gency sparewheel orspar ewheel.
Alt ernat ivel y, consul ta qu ali/ed special -
is two rkshop.
T T
ir ir
es wit es
with h
r r
un-0at un-0at
c c
har har
act act
er er
is is
tics: tics:
#
Obser vetheinf ormation andwarning
no teson MOExt endedtires (run-0at
tir es). Br
eakdo wnassis tance
275 275

In
theev ent ofa0at tire, thefo llo wing options are
av ailabl edepen dingon your vehicle' seq uipme nt:
R V V
ehicle swit ehicle
swith MOExt h
MOExt endedtir end
edtires: es:
itis possibl e
to cont inueth ejour neyfo ra shor tper iod of
time. Makesur eyo uobser vetheno teson
MOExt endedtires (run-0at tires)
(/ page276) .
R V V
ehicle swit ehicle
swit haTIR EFIT kit: h
aTIR EFIT kit:youcan repair the
tir eso that itis possibl eto cont inueth ejour -
ne yfo ra shor tper iod oftime. Todo this, use
th eTIREFIT kit(/ page277).
R V V
ehicles wit ehicles
withMer h
Mer cedes meconnect: cedes
meconnect: youcan
mak eacall forbr eakdo wnassist anceviathe
ove rhead contr olpanel inthecase ofabr eak -
do wn (/ page241).
R Allv All
vehicles: ehicles:
chang eth ewheel (/page318).
% The emer gency sparewheel isonl yav ailabl e
in cer tain countr ies. NNo o
t t
es on MOExt es
on MOExt ended tir ended
tires es
(r (r
un- 0at un-
0at tir tir
es) es)
&
W W
ARNIN G ARNIN
GRisk ofaccident whendriving in
lim p-home mode
When driving inemer gency mod eth ehandling
ch aract eristics areim pair ed. #
Donotex ceed thespeci/ed maximum
speed oftheMOExt ended tires. #
Avoid anyabr uptst eer ing and drivin g
maneuv ersas wellas driving over obst a-
cles (curbs, potholes, o.-road). This
appli es,inpar ticu lar,to aloaded vehicle. #
Stop drivin gin theemer gency mod eif
yo uno tice:
R Banging noise
R Vehicle vibration
R Smok ewhi chsmells likeru bber
R Contin uousESP®
int erve ntion
R Crac ks inthetir eside walls #
ATer driving inemer gency mod e,have
th erims checkedby aquali/ed specialist wo
rkshop withre ga rd totheir further
use. #
The defectiv etir emust bereplaced in
ev erycase. Wi
th MOEx tended tires (run -0at tires) ,yo ucan
continue todrive yo ur vehicle evenifth er eis a
to ta lloss ofpressur ein one ormor etir es. How-
ev er,th etir ea.ect edmust notsho wan yclear ly
visi ble dam age.
Yo ucan recogn izeMOExt endedtir es by the
MOEx tended marking whic happear son theside
wa llof thetir e.
V V
ehicles wit ehicles
withtir h
tir epr e
pr essur essur
eloss w e
loss war ar
ning syst ning
system: em:
MOExt ended tires ma yonl ybe used inconjunc-
tion withan activ ated tirepr essur eloss warning
sy stem.
V V
ehicles wit ehicles
withtir h
tir epr e
pr essur essur
emonit e
monit or or
ing sy ing
syst st
em: em:
MOExt ended tires ma yonl ybe used inconjunc-
tion withan activ ated tirepr essur emonit oring
sy stem.
If apr essur eloss warning messa geappear sin the
dr iver's displa y,proceed asfollo ws :
R Chec kth etir efo rdamag e. 276276
Br
eakdo wnassist ance

NN
o o
t t
es on st es
on star ar
ting assist ting
assist anceandc ance
andchar har
ging t ging
the 12 he
12
V batt V
batt ery er
y All
v All
vehicles ehicles
When chargin gth ebatt eryand during star ting
assist ance, alwaysuse thejum p-st artconnection
point intheengine compartment.
* NO NO
TE TE
Damag eto thebatt eryfrom over-
vo ltag e When
chargin gusin gabatt erych arge rwit hout
a maximum chargin gvo ltag e, thebatt eryor
th eon-boar delectr onics maybe damag ed. #
Onlyuse batterych arge rs wit hamaxi-
mum chargin gvo ltag eof 14.8 V. &
W W
ARNI NG ARNI
NGRisk ofexplosion duetoigniting
hy drog en gas
If th er eis ashor tcir cuit orspar ksstar tto
fo rm when chargin gabatt ery, ther eis adan-
ge rof thehy drog en gasign iting . #
Take car eth at thepositiv ete rm inal ofa
connect edbatt erydoes notcome into
cont actwithve hicle parts. #
Neverplace metalobjects ortools ona
batt ery. #
When connecting anddisconnecting the
batt ery, alw aysobser vetheseq uence of
batt eryte rm inals descr ibed. #
Alwaysta ke car eto conn ectonlybatt ery
te rm inals ofidentical polaritywhen jump
st ar ting ave hicle. #
Duringstar tin gassis tance, itis ess entia l
to obser vetheseq uence describedfor
conn ectingand discon nectingthe
jum per cable s. #
Donotco nnec tor dis connec tth ebat-
te ry term inals while theengine isrun-
ning. &
W W
ARNI NG ARNI
NGRisk ofexplosion duetoamix-
tur eof explosiv ega ses
A mixtu reofexplosiv ega ses can escape from
th ebatt erydur ing chargin gand jump star tin g. #
Fire ,open 0ames, smokingand creati ng
spar ksmust beavo ided. #
Mak esur eth at ther eis su1cien tve ntila -
tion. #
Donotst and overth ebatt ery. &
W W
ARNI NG ARNI
NGRisk ofexplosion from afrozen
batt ery
A disc hargedbatt eryma yfreeze attemp era-
tur es slightl yabo veorbelo wfreezin gpoint.
Dur ingstar ting assist anceorbatt erych argin g,
batt eryga scan bereleased. #
Alwaysallo wabatt eryto thaw before
ch argin git or per form ing star ting assis -
ta nce. If
th eindicat or/warning lampsintheinst rument
clust erdo notlight upatlow temp eratur es,itis
ve ry likelyth at thedisc hargedbatt eryhas frozen.
In this case youma yneit her jump-st artth eve hi-
cle nor charge thebatt ery.
The service life of abat tery that has been thawe d
ma ybe dramaticall yshor tened. Thestar ting char- Br
eakdo wnassis tance
283 283

R
Tire pressure willbedisplay edafter driving a
few minutes
R Tire Pressure MonitorActive: thete ac h-in
pr ocess ofthesy stem isno tyet com plete.The
tir epr ess ures arealr eady being monitored. #
Com pareth etir epr essur ewit hth ere com-
mende dtir epr essur efo rth ecur rent ope rating
condi tion(/page297) .Ad ditionall y,obser ve
th eno teson cold tires (/ page295).
% The values displa yedin theon-boar dcom-
put erma yde viat efrom those ofthetir epr es-
sur ega ug eas they referto sea leve l.At high
ele vations, thetir epr essur eva lues indicat ed
by apr essur ega ug ear ehigher than those sho
wnbytheon-boar dcom puter.In this case,
do notre duce thetir epr essur e.
R R
est est
ar ar
ting t ting
the tir he
tirepr e
pr essur essur
emonit e
monit or or
ing syst ing
system em
R R
eq eq
uir uir
ements: ements:
R The recommen dedtirepr essur eis cor rectl y
se tfo rth ere specti veoper ating status onallof
th ewheels (/page295).
Re star tth etir epr essur emonit oring system inthe
fo llo wing situations:
R The tirepr essur ehas chang ed.
R The wheels ortires have been chang edor
ne wly installed.
On-boar dcom puter:
4 Service 5
Tires #
Swipe down wardson Touc hContr olon the
leT-h andside ofthesteer ing wheel.
The Use Curre ntPressure sas New Refer-
ence Valuesmessag eis sho wnintheInstr u-
ment Displa y. #
Torestar t,pr es sTo uc hContr olon theleT-
han dside ofthesteer ing wheel.
The Tire Press. Monitor Restarted messageis
sho wnintheInstr ument Display.
Cur rent wa rning messa gesar edele tedand
th eye llo w0077 warning lampgoes out.
ATer youha ve been driving fora few minut es,
th esy stem checks whe ther thecur rent tire
pr ess ures arewit hin thespeci/ed rang e. The
cur rent tirepr ess ures areth en accep tedas
re fere nce values andmonit ored.
Be sureto also payatt ent ion tothefo llo wing rela-
te dto pic:
R Noteson tirepr essur e(/ page295) TT
ir ir
e pr e
pr essur essur
eloss w e
loss war ar
nin gsy st nin
gsy stem em
FF
unct ionoft unct
ionofthe tir he
tirepr e
pr essur essur
eloss w e
loss war ar
nin gsy st nin
gsy stem em
The tirepr essur eloss warning system warnsth e
dr iver by means ofdispla ymessag eswhen ther e
is ase vere tirepr ess ureloss . 300300
Whee
lsand tires