2021 MERCEDES-BENZ GLB SUV light

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

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00D4 Fu elreser vewarning lam p
fl ashes The
yello wfuel reser vewarning lam plight sup while youar edr ivin g.
*Th erehas been press ureloss inthefuel system. Thefuel filler cap isno tclos edcor rectly orthefuel system isleak‐
ing. #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Consul ta qu alif ied spec ialistwo rkshop.
00D4 Fu elreser vewarning lam p
light sup The
yello wfuel reser vewarning lam plight sup while theengine isrunning .
*T he fuel supply hasdropped intoth ere ser verang e. #
Refuel . 40
4
Displ aymessa gesand warning/ indic ator lam ps

Br
ak es Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0049 Elect ric pa rking brak eindi‐
cat orlam p(red) (USAonl y)
0024
Elec tric par kingbr ak eindi‐
cat orlam p(red) (Canada
onl y)
0024 The elect ric pa rking brak e
(y ello w)indic ator lam p The
redelect ric pa rking brak eindic ator lam pflashes orislit.
The yello welect ric pa rking brak eindic ator lam palso lightsup intheeve ntofama lfunctio n.
* #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 405

Dr
ivin gsy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
L Wa rning lam pfo rdis tance
wa rning func tion The
reddis tan cewarning lam plight sup while theve hicle isin mo tion.
*T he distance totheve hicle infront istoosmall forth espeed selected.
If th er eis an additional warning tone, youar eappr oachingan obs tacle attoohigh aspeed. #
Beprepar edtobrak eimmediat ely. #
Incr ease thedis tance.
Fu nctio nof ActiveBr ak eAssi st(/ pag e17 7). Dr
ivi ng safetysy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0025 ABS warning lam p The
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. Dis
play messa gesand warning/ indic ator lam ps 40
7

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions &
WARNIN 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 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. 00E5
ESP ®
wa rning lam pflashes The
yello wES P®
wa rning lam pflashes whiletheve hicle isin mo tion.
*O neormor ewh eelsha sre ac hed itsgrip limit (/page17 4). #
Adaptyo ur drivin gst yle to suit thero ad and weather condition s.
00E5 ES P®
wa rning lam plight s
up The
yello wES P®
wa rning lam pis lit while theengine isrunning .
* ESP ®
is mal func tioning .
Ot her drivi ng systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. #
Notethemessag eson themultifunc tiondispla y. &
WARNIN GRisk ofskid ding ifESP ®
is mal functi oning
If ESP ®
is mal functi oning,ESP ®
canno tcar ryout vehicle stabiliz ation.Inaddit ion,ot her driving safetysy stems
ar eswitc hedoff. 408
Displa ymessag esand warning/ indic ator lam ps

Ti
re pres sur emoni tor Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam p
fl ashes The
yello wtirepr essur emon itor wa rning lam p(pr essur eloss/ malfun ction) flashes forapp roxima tely one minu te and
th en remains lit.
*The tirepr essu remonit orismalfu nctioning. &
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 pairth edr iving charact eristic sas wellas steer ing and braking. #
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. 0077
Ti re pressur emonit oring
sy stem warning lam plight s
up The
yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) islit.
*The tirepr essur emon itor ing system has detected tirepr ess urelos sin at leas tone ofthetir es. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
R The tires can burst.
R The tires canwearexc essiv elyand/or unevenly .
R The drivi ng charact eristic sas wellas thesteer ing and braking maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ures. 41
0
Display messa gesand warning/ indic ator lam ps

Fu
nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>189
Ac tiv eSte ering Assis t.............................1 91
Ac tivati ng/d eactiv ating ........... ............193
Ac tiveEmerg encyStop Assis t.............1 95
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 193
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>191
Sy stem limits ....................................... 191
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>128
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 129
Ad diti ves......... ......................................... 343
En gine oil............................................ 343
Fu el ..................................................... 343
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Ad jus tableca rgocom partmen tflo or ..... 118
Af ter-sales service center
see ASSYSTPL US Air
bag
Re duced protect ion ...............................4 3
Air cond itioning menu
Callin gup ........................................ .... 140
Air distribut ion
Se tting (MB UXmult imed iasystem) ..... 140
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air vents ................................................... 141
Ad jus ting (front) ............. ......................141
Ad jus ting (rea r) ............. .......................142
Air vents
see Airvents
Ai r-re cir cula tion mode.............................1 41
Air -water duct .......................................... 276
Ke eping free ........................................2 76
Airb ag.........................................................4 1
Ac tivati on ........... ...................................36
Fr ont airbag (driver ,fr ont passeng er)..... 41
Ins tallation locations .............................. 41
Knee airbag............................................ 41 Ov
ervie w ................................................ 41
PA SSENGER AIRBAGind icat orlam p.....4 6
Pr otect ion ..............................................4 2
Sid eairba g<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 41
Wi ndo wcur tain airbag ...........................4 1
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC
Ambient lighting
Se tting (multimedia system) ................1 30
Andr oidAuto
see Smar tphone integr ation ®
Animals Pets intheve hicle ................................. 63
Anti-loc kbr aking system
see ABS(An ti-loc kBraking System)
Anti-skid chains
see Snowch ains
Anti -thef tpr otection
Imm obiliz er............................................ 85 In
de x 41
3

Ant
icip ator yoccup antprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
Apple CarPla y
see Smar tphon eint egr ation ®
Assis tance systems
see Drivin gsaf etysy stem
ASS YSTPL US <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>270
Batt erydi sconnecti onper iods............. 271
Dis play ing theser vice duedate........... 270
Fu nctio n/no tes ................................... 270
Re gular maint enance work <0011001100110011001100110011001100110011001100110011001100110011
00110011> 270
Speci alser vice requ iremen ts.............. 270
ATA (anti-thef tala rm system) .................. 85
Ac tivati ng/d eactiv ating theint erior
mo tion sensor ...... ................................. 87
Ar ming /disarm ing theto w- aw ay
alar m.............................................. .......8 7
Dea ctivating thealar m..................... ..... 86
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 85
Fu nctio nof theint erior motion sensor ..87
The tow- aw ay alar mfun ction .................8 6 AT
TENTI ONASSIST <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 213, 215
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>213
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 215
Sy stem limit ations ........................... ....2 13
At tention assistant
see ATTENTION ASSIST
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic carwa sh mode
Ac tivati ng ........... ................................. 278
Au tomatic distanc eco ntr ol
se eAc tiveDis tance AssistDIS TRONI C
Au tomatic drivin glights ........... ............ ..126
Au tomatic engine star t(E CO star t/
st op fun ction) .......................................... 152
Au tomatic engine sto p(E CO star t/
st op fun ction) .......................................... 152
Au tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 44,46
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff.............. 44 PA
SSENGER AIRBAGind icat orlam p.....4 6
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic measures afte ran acciden t... 49
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating ........... ............138
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... ......................157
Dr ive pr og ram disp lay ..... .....................1 55
Dr ive pr ogr ams ....................................154
DY NA MIC SELE CTswitc h.................... 154
Eng aging drive po sitio n............ ........... 159
Eng aging neu tral ............ ...................... 158
Eng aging park position ........................ 158
Eng aging reve rsege ar .........................1 58
Kic kdo wn ....... ......................................161
Manual gearshif ting.............................1 59
St eer ing wheel paddle shifters ............ 159
Tr ans miss ionposit iondispla y.............. 157
Tr ans miss ionposit ions........................ 157
Au tomatic trans mis sion (problem)
se eTr ans miss ion(problem ) 41
4
Inde x