engine MERCEDES-BENZ GLB SUV 2021 Manual Online

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
007A
0025
00E5 Inoperat iveSee Operator' s
Manual *
EBD ,ABS andESP®
aremalfunct ioning.
Ot her driving systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. &
WARNIN GRisk ofskid ding ifEBD, ABSandESP®
are malfuncti oning
The wheelsma ybl oc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. Act
ive Brake Assist Func-
tions Currently LimitedSee
Operator's Manual *
Ve hicl eswith theDr iving Assistance Packag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US arete mp orarily una vailable oronl ypar tiall yav ailable.
Ve hicl eswithout theDr iving Assistance Packag e:Ac tiveBr ak eAssi stistemp orarily una vailable oronl ypar tiall y
av ailable.
The ambie ntcon dition sar eout side thesy stem limits (/page17 7). #
Drive on.
As soo nas theambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine. Displa
ymessag esand warning/ indic ator lam ps 38
7

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 thebatt 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
hebatt 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. Displa
ymessag esand warning/ indic ator lam ps 389

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D St op Vehicle SeeOpera-
tor's Manual *T
hebatt eryis no long erbeing charge dand thech arge leve lis toolow.
* 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. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng und eranycir‐
cums tances. #
Swi tchof fth eengine. #
Consult aqu alif ied spec ialistwo rkshop.
003D Stop Vehicle LeaveEngine
Running *T
hebatt erych arge leve lis toolow. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng. #
Lea vetheengine running . #
Waitunt ilth edispla ymessag edisappear sbef orepulling away. #
Ifth edisp laymess agedoes notdisa ppear: consult aqu alif ied spec ialistwo rkshop. 390
Displa ymessag esand warning/ indic ator lam ps

Engine
oil Displa
ymes sages
Possible causes/conseq uencesand0050 0050
Solutions
00B3 Check Engine OilLevel
(Add 1quart) *D
ispla ymess ageonl yfo rcer tain engin es:
The engin eoil leve lhas dropped totheminimum leve l.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hins ufficie ntengi neoil. #
Whe nne xt refuel ing, add 1.1 US qt(1l)of engine oil(/ page27 4).
No teson engine oil(/ page343).
00B3
Engine OilRedu ceOil Level *D
ispla ymess ageonl yfo rcer tainengi nes:
The engineoille ve lis toohigh.
* NO
TEEngi nedama gecau sed bydriving withexc ess engine oil #
Avoid long journeys wit hex cess engineoil. #
Consul ta qu alif ied spec ialistwo rkshop immediat elyand have theengine oilleve lre duced. 396
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
00B3 En gine OilLevel LowStop
Vehicle TurnEngine Off *D
ispla ymess ageonl yfo rcer tainengi nes:
The engineoille ve lis toolow.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hins ufficie ntengi neoil. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng. #
Swi tchof fth eengine. #
Add1.1 US qt(1l)of engine oil(/ page27 4). #
Che cktheengine oilleve l.
No teson engine oil(/ page343).
00B3
Engine OilPressure Stop
Switch OffEngine *D
ispla ymess ageonl yfo rcer tain engin es:
The oilpressur eis toolow.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntoil press ure #
Avoid driving withinsuf ficie ntoil press ure. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng. #
Consul ta qu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 39
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
00B3 En gine OilLevel Cannot Be
Measured *T
heelectr icalconn ection totheoil leve lsen sor has been interru pte dor theoil leve lsen sor isfaulty . #
Con sult aqu alif ied spec ialistwo rkshop. 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. 398
Displaymes sagesand warning/ indic ator lam ps

Occupant
safety Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0075 Re stra int system warning
lam p The
redre stra int system warning lam pis lit while theengine isrunning .
*Th ere stra int system ismalfunct ioning(/page36). &
WARNIN GRisk ofinju rydue tomalfu nctions inthere stra int system
Com ponen tsinthere stra int system maybe activ ated unint entionally ornotdeplo yas planned inan acciden t. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. #
Drive on car efully . #
Notethemessag eson themultifunc tiondispla y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
0076
Sea tbel twa rning lam p
fl ashes The
redseat beltwarning lam pflashes andanintermit tent wa rning tone sou nds.
*T he driver or front passeng erhas notfa stened their seat beltwhile theve hicle isin mo tion. #
Fasten your seat belt(/ page39 ).
*T her ear eobject son thefront passeng erseat. #
Remo vetheobjec tsfrom thefront passeng erseat. 400
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0076 Seat beltwarning lam p
light sup The
redseat beltwarning lam pwill light upforsix seconds oncetheengine hasstar ted.
In addition, awa rning tone maysou nd.
*T he seat beltwarning lam pre minds thedr iver and front passeng ertofasten their seat belts. #
Fasten your seat belt(/page39 ).
If yo uha ve placed objectson thefront passeng erseat, theseat beltwarning lam pma yre main lit. Ve
hicl e Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
Ù Elect ric po we rst eer ing
wa rning lam p(red) The
redelect ric po we rst eer ing warning lam pis lit while theengine isrunning .
*Th epo we rassi stanc eor thesteer ing itself ismalfunct ioning. &
WARNIN GRisk ofacci dent ifsteer ing capability isim pair ed
If th esteer ing does notfunc tion asintended, theve hicle's operating safetyis jeopar dized. #
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. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 40
1

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p The
redcoolant warning lam pis lit while theengine isrunning .
*P oss ible cau ses:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsupply tothera diat orisobs truct ed
R The radiat orfanis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld
co me intoco ntact withho tga ses orother escaping operating fluids. #
Beforeopen ingthehood, allowtheengine tocool down. #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions.Do
no tcontinu edr ivi ng. #
Notethemessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: 402
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqu alif ied spec ialistwo rkshop.
or #
Exit theve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page27 5). #
Makesur eth at theair supply tothera diat orisno tobs truct ed. #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at the
cool anttemp eratur edispla yre mains belowthere dar ea.
00B9 En gine diagnosis warning
lam p The
yello wChec kEn gine warning lam pis lit while theengine isrunning .
*A malfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceed edand theengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p The
redelect rical fault warning lam pis lit.
*T her eis afa ult intheelectr ics. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 403