display MERCEDES-BENZ CLA 2021 Repair Manual

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Adaptive Highbeam Assist
Currently Unavailable See
Operator' sManual *A
dap tiveHighbeam Assistis temp orarily una vailable.
The system limits have been reac hed (/page11 4).
Once thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. TheAdap tiveHig hbeam
As sist Now Available displaymes sagewill appear . #
Drive on . #
Operat eth ehigh beam manually untilAdaptiveHig hBeam Assis tis available again.
Adap tiveHig hbeam Assist
In oper ative *A
daptiveHighbeam Assistis malfunc tioning. #
Consult aqu alif ied spec ialistwo rkshop.
Hazard Warning Flashers
Malfunctioning *T
hehazar dwa rning lam pswitc his malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop. 34
2
Dis play messa gesand warning/ indic ator lam ps

Batt
ery Di
spl aymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D 12 VBatt erySee Opera-
tor's Manual *T
heengine isoffand thech arge leve lis toolow. #
Swi tchof fel ectr icalconsu mersth at areno tre qu ired.
To charge the12 Vbatt ery: #
Lea vetheengine running fora fe w min utes, ordrive an extende ddist anc e.
*I fth emessag eappear swhile theengine isrunning ,th is indic ates an on- boar delect rical system malfunct ion. #
Consult aqu alif ied spec ialistwo rkshop.
003D See Operator's Manual *T
he12 Vbatt eryis no tbeing charge d.
* NO
TEPossible engine damageif yo uco ntinue drivin g #
Donotco ntinue drivin gund eranycir cum stanc es. #
Con sult aqu alif ied spec ialistwo rkshop. #
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions. #
Consul ta qu alif ied spec ialistwo rkshop. 37
2
Display messa gesand warning/ indic ator lam ps

Ti
re pres sur emoni tor Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Tire Press. MonitorCur-
rent lyUnavailable *T
her eis int erfere nce from apo we rful radio signal sourceAs are sult, nosignals from thetir epr essur esensor sar e
being recei ved. The tirepr essur emonit oring system istemp orarily una vailable.
The tirepr essur emon itor ing system will restar taut omat icallyas soon asthecause hasbeen rectif ied. #
Drive on.
Tir ePre ss. Moni torInope ra-
tive *T
hetirepr essur emonit oring system ismalfunct ioning. &
WARNIN GThe reisarisk ofan accident ifth etir epr essur emonit oring system ismalfunct ioning
The tirepr essur emonit oring system cann otissue awa rning ifth er eis pressur eloss inone ormor eof thetir es.
Ti re swit hinsuf ficie nttirepr ess urema yim pa irth edr iving charact eristic sas wellas steer ing and braking. #
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. Tire
Pressure MonitorInop-
erative NoWheel Sensors *T
hewheels installed donotha ve suit able tirepr essur esensor s.The tirepr essur emonit oring system isdeactiv ated. #
Installwheels withsuit able tirepr essur esen sors.
0077 Wheel Sensor(s )Missin g *T
her eis no signal from thetir epr essur esensor sof one ormor ewheels. Nopressur eva lue isdispla yedfo rth e
af fect ed tire. #
Have thefa ulty tirepr ess uresen sor replaced ataqu alif ied spec ialistwo rkshop. 37
4
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0077 Warning TireMalfunct ion *T
hetirepr essur ein one ormor etir es has dropped suddenly .The wheel position willbedispla yed. &
WARNIN GRisk ofan acci dent from drivi ng with aflat tire
R The tires can overheat and bedamag ed.
R The driving charact eristic sas wellas thesteer ing and braking charact eristic sma ybe great lyim pair ed.
Yo uco uld then lose control of theve hicle. #
Donotdr ive wit haflat tire. #
Donotexc eed themaximum permissible driving distance ineme rgency modeand themaximum permissi‐
ble speed withaflat MOE xtend edtire. #
Obse rveth eno teson flat tires. No
tesin theeve ntofaflat tire(/ page27 0). #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir es.
Tires Overheat ed *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. &
WARNIN GRisk ofan acci dent from drivi ng with ove rheat edtires
Ov erheat edtires can burst. 37
6
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ures. #
Adjus tth etir epr essur eif neces sary. #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir epr essur e(/ page290) andthetir es. #
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (/ page296).
Check TirePressure Then
Restart RunFlatIndic ator *C
anada only:
The tirepr essur eloss warning system gener ated adi spl aymessa geand hasnotbeen restar tedsinc e. #
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (/ page296).
Run FlatIndic atorInoper a-
tive *C
anada only:
The tirepr essur eloss warning system ismalfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop. 37
8
Display messa gesand warning/ indic ator lam ps

Wa
rning and indicat orlam ps Ov
ervie wof indicat orand warning lam ps Som
esy stems willperform aself -tes twhen the
ignit ionisswitc hedon.Som eindic ator and
wa rning lam psma ybr ief lylight uporflash. This
beha viorisno n-cr itical. Thes eind icat orand
wa rning lam psindic ateamalfun ction onlyif th ey
light uporflash afte rth eengine hasbeen star‐
te dor dur ing ajour ney.
Ins trum ent Disp lay(s tand ard) Wi
des cree nCo ckpit Instru men tDi spl ay Dep
endingonthedispla yse tting, theposition s
of theindicat orlam pson theIns trument Display
ma ydif ferfr om theex am ple shown.
Indi catorand warning lam ps:
0075 Re
stra int system (/ page382)
00E9 Seat
belt(/page382)
Ù Powe rst eer ing (/ page383)
ÿ Ve
hicl eswith aWi des cree nCo ck‐
pit :cool anttemp eratur e
(/ page38 4)
00B9 Chec
kEn gine (/page38 4) 003D
Elect
rical mal functi on(/ page 384)
00D4 Re
ser vefuel withfuel filler flap loca‐
tio nind icat or(/ page38 4)
0049 US
A:elec tric par kingbr ak e(red)
(/ page38 8)
0024 Canada:
electric par kingbr ak e(red)
(/ page38 8)
0024 Ele
ctric pa rking brak e(yello w)
(/ page388)
00C6 US
A:Recup erati ve Brak eSy stem
(/ page388)
004D Canada:
brak es (yello w)
(/ page388)
0027 US
A:brak es (red) (/ page388)
004D Canada:
brak es (red) (/ page388)
L Distance warning (/ page39 1)
0025 AB
S(/ page392)
00E5 ESP®
(/ page392 )
00BB ESP®
OFF (/page392 )
0077 Ti
re pressur emonit oring system
(/ page39 4) Displa
ymessag esand warning/ indic ator lam ps 38
1

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0027 Br ak ewa rning lam p(US A
onl y)
004D Br ak esy stem warning lam p
(Canada only) *T
he redbr ak esy stem warning lam pis lit while theengine isrunning .
Po ssible causes:
R The brak efo rc eboos tingismalfunct ioningandthebr aking charact eristic sma ybe affect ed.
R The reisinsuf ficie ntbrak efluid inthebr ak efluid reser voir. #
Notethemessag eson themultifunc tiondispla y. &
WA RNIN GRisk ofacci dent andinjuryifbr ak efo rc eboos tingismalfunct ioning
If br ak efo rc eboos tingismalfunct ioning,increased brak epedal forc ema ybe neces saryfo rbr aking. Thebraking
ch aract eristic sma ybe impair ed.The brakin gdis tance canincrease ineme rgency braki ng situa tions. #
Stop inasaf elocation immediat ely.Do notcont inue driving. #
Consult aqu alif ied spec ialistwo rkshop. &
WA RNIN GRisk ofan acci dent dueto low brak efluid leve l
If th ebr ak efluid leve lis toolow, thebr aking effect and thebr aking charact eristic sma ybe impair ed. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Donotadd brak efluid. 390
Displaymes sagesand warning/ indic ator lam ps

Dr
ivin gsaf etysy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0025 ABS warning lam p *T
he yello wAB Swa rning lam pis lit while theengine isrunning .
ABS isma lfunctio ning.
If th er eis an additional warning tone, EBD isma lfunctio ning.
Ot her drivi ng systems anddriving safetysy stems mayalso bemalfunct ioning. #
Notethemessag eson themultifunc tiondispla y. &
WA RNIN GThe reisarisk ofskidding ifEBD orABS ismalfunctioning
The wheels mayloc kdur ing braking.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distan cema yincr ease. Inaddi‐
tion, other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. 00E5
ESP ®
wa rning lam pflashes *
The yello wES P®
wa rning lam pflashes whiletheve hicle isin mo tion.
One ormor ewheels hasreac hed itsgrip limit (/page15 6). #
Adaptyo ur drivin gst yle to suit thero ad and weather condition s. 392
Displaymes sagesand warning/ indic ator lam ps

Easy
entryfe atur e
Fu nctio n/no tes .....................................9 7
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 98
Eas yex itfeatur e
Fu nctio n/no tes .....................................9 7
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 98
EBD (electr onicbrak efo rc edis tribu‐
tion)
Functio n/no tes .................................... 157
ECO display
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>136
ECO star t/s topfunc tion<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 134
Au tomatic engine star t........................ 134
Au tomatic engine stop ..................... ....1 34
Me thod ofoper ation ............................1 34
Switc hingoff/on ............................ ..... 135
Electr icpa rking brak e.............................1 50
Applying automatical ly..... ............... .... 150
App lying orreleasing manuall y............ 151
Emerg encybraki ng ............ ..................152
Re leasing automat ically.................. .....1 51
Electr onicStabil ityProg ram
see ESP®
(Electr onicStabilit yPr og ram) Emer
gency
Fir st-ai dkit (softsided) ....................... 270
Ov ervie wof thehelp functions...... ........ 18
Re flect ive saf etyve st <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 269
Re mo ving thewa rning triang le............ 269
Se tting upthewa rning triang le...........2 70
Emer gency braking ................................. 152
Emer gency braking
see BAS(Br akeAssi stSystem)
Emer gency engine star t....... .................. 285
Emer gency key
Loc king adoor ................................... .... 72
Un loc kin gadoor ...................................7 2
Emer gency oper ation mode
St artin gth eve hicle ........................ ..... 129
Emer gency release
Tr unk lid(from inside) .................... ........ 76
Emer gency spar ewheel .......................... 318
Inf lating ............................................. ... 319
No tes ................................................... 318
Emer gency Tensioning Devices
Ac tivati on ........... ...................................37 Engine
ECOstar t/ stop funct ion......................1 34
Engine number....... .............................323
St artin g(eme rgency operation
mode) .................................................. 129
St artin g(R emo teOnline) ..................... 130
St artin g(sta rt/s topbutt on) .................1 28
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......280
Swi tching off(s ta rt/s topbutt on) ........ 146
Engine data
Dis playing ............................................ 138
Engine number ........................................ 323
Engine oil.................................................2 58
Ad ditiv es.............................................3 27
Capaci ty.............................................. 328
Chec kingth eoil leve lusing theon-
boar dcom puter ................................... 257
MB- Freig abe orMB- Appr oval ...............3 28
Qua lity ....... .......................................... 328
To pping up...........................................2 58
ESC (Elec troni cSt abil ityContr ol)
see ESP®
(Electr onicStabilit yPr og ram)
ESP ®
Cr osswi ndAssis t..... ............................ 157 Inde
x40
7

H
Handbr ake
see Electr icpar king brak e
Handlin gch aract eristics (unus ual)....... 289
HAND S-FREEAC CESS ................................ 75
Hazar dwa rning light s.............................1 13
Hazar doussubstances
Inf ormation ............................................25
Head restra int
Fr ont (adjus tingmechanicall y).............. 92
Re ar (installin g/remo ving) .....................9 3
Re ar passe nger com partment
(adj ustin g) .............................................9 3
Head-up Display...... .................................210
Ad jus ting disp lay el eme nts(on-bo ard
com puter) ..... ...... .............................. ... 210
Ad jus ting thebr ightn ess(on-boar d
com puter) ....................................... ..... 210
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>209
Menu (on-bo ardcom puter) ...... ............ 210
Oper ating thememor yfunc tion ............ 99
Se tting theposition (on-boar dcom‐
put er) ............................................. ...... 210 Swi
tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 211
Headlam ps
see Automatic driving lights
Headlin er(car e)....................................... 267
Help call
see Mercedes-Benz emergencycallsystem
High beam
Ac tivati ng/d eactiv ating ........... .............112
High-be amflasher ................................... 112
High-be amheadlam ps
Ad aptiveHig hbeam Assis t.............. .....1 14
Hill star tassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 159
HOLD functio n...... ................................... 158
Fu nctio n/no tes ................................... 158
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 158
Home screen (media display)
Ov ervie w ...... .................................... .... 213
Hood Opening/clo sing................................. 255 I
Iden tificatio nplat e
Engine ................................................. 323
Re frig er ant .......................................... 330
Ve hicle ................................................ 323
Ignition Switc hingon(Start/S topbutt on) ........ 127
Ignit ionkey
see Smar tKey
Imm obiliz er................................................ 84
Indi catorlam ps
see Warning/ indic ator lam ps
Individ ualdrive pr og ram
Con figur ing .......................................... 138
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 137
Insid ere ar vie wmir ror
see Exterior mir rors
Insp ectio n
see ASSYST PLUS
Ins trument cluster
Fu nctio n/no tes ........................... 205, 206 Inde
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