2020 MERCEDES-BENZ GLA SUV Owner's Manual

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AF
Key NotDetect ed Key
NotDetect ed
(whit edisp laymes sage ) The
SmartKey iscur ren tly und etec ted.
X Chan getheloc ation oftheSm artKey intheveh icle.
If th eSm artKey still can notbe det ected:
X Ope rateth eveh iclewit hth eSm artKey intheign ition lock. 00AF
Rem ove 'Start'But ‐ Rem
ove 'Start'But ‐
ton andInsert Key ton
andInsert Key The
SmartKey isco ntinu ally undetec ted.
The SmartKey detection fun ction has ate mpo rarymalf unction oris
fault y.Awarn ingtone also soun ds.
X Inser tth eSm artKey intoth eign ition lockand turnit to the
des iredpos ition .
X Vis itaqualif iedspecialistwor kshop . Wa
rning and indicat orlam psintheinst rume ntclus ter Gene
ralnot es
So me syst ems carryout aself -diagn osis when theign ition isswit ched on.The refore ,som eind i-
cat orand warn inglamp smay lightup orflas hte mpo rarily. This beha vioris no n-cr itical .
The seind icat orand warn inglamp son lyind icat eamalf unction ifth ey ligh tup orflas haft erstart -
ing theen gin eor whils tdri vin g. Sa
fet y
Sea tbelt s Wa
rning/
ind icat or
lam p 00510051
Sign altype
Poss iblecauses/co nsequences and 0050 0050
Solu tions 00E9
0051
Afteren gin est art ,th ered seat beltwarn inglamp lightsup for sixsec onds.
The seat beltwarn inglamp remindsth edri ver and fron tpass enger tofas ten
th eir seat belts.
X Fas tenyour seatbelt(Ypage 43). 00E9
0051
Afterst art ing theen gin e,thered seat beltwarn inglamp lightsup. Inaddit ion,
a warn ingtone soun dsfor uptosix sec onds.
The driver 'sseat beltisno tfas tene d.
X Fas tenyour seatbelt(Ypage 43).
The warn ingtone ceases . Wa
rning andin dicat orlam psinthe instrume ntclus ter
231On -bo ard com puteran ddis pla ys Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00E9
0051
The redseat beltwar ning lamp lights upafter theengine starts,assoon as
the drive r'sorthe front-passenge rdoor isclosed .
The drive ror front passenger hasnotfastened theirseatbelt.
X Fasten yourseat belt(Y pag e43).
The warning lamp goesout.
There areobjects onthe front-passenge rseat.
X Remo vethe objects fromthefront-passenge rseat andstow them inasecure
pla ce.
The warning lamp goesout. 00E9
0051
The redseat beltwar ning lamp flashes and anintermittent audib lewarni ng
sound s.
The drive ror front passenger hasnotfastened theirseatbelt.The vehicl eis
bei ng drive nfaster than15mph (25km/h )or has brieflybeen drivenfaster
than 15mph (25km/h) .
X Fasten yourseat belt(Y pag e43).
The warning lamp goesoutand theintermittent warningtone cease s.
There areobjects onthe front-passenge rseat. Thevehicl eis bei ng drive nfaster
than 15mph (25km/h )or has brieflybeen drivenfaster than15mph
(25 km/h) .
X Remo vethe objects fromthefront-passenge rseat andstow them inasecure
pla ce.
The warning lamp goesoutand theintermittent warningtone cease s. 232
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays

Safety
systems Warning/
indicator
lamp 00510051
Signal type
Possible causes/co nsequences and0050 0050
Solutions 00C6
0051
The yellow brakesystem warning lamplights upwhile theengine isrunning.
The brake system ismalfunction ing.
G WARNING
The braking characterist icsmay beaffected.
There isarisk ofan accident.
X Drive ontaking extracare.
X Visit aquali fiedspecialist workshop immediately. 0027004D
0051
0027 (USAonly), 004D(Canada only):thered brake system warning lampis
lit while theengine isrunning. Awarning tonealsosounds.
G WARNING
The brake boosting effectismalfunction ingand thebraking characterist icsmay
be affected.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tionto
road andtraffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 145).
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . 0027004D
0051
0027 (USAonly), 004D(Canada only):thered brake system warning lampis
lit while theengine isrunning. Awarning tonealsosounds.
There isnot enough brakefluidinthe brake fluidreservoir.
G WARNING
The braking effectmaybeimpaired.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tionto
road andtraffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 145).
X Do not add brake fluid.Adding morewillnotcorrect themalfunction .
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . War
ning andindicator lampsin the instrum entcluster
233On-board computerand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning.
ABS (Anti-lock BrakingSystem) isdea ctivated duetoamalfu nction. Therefore,
BAS (Brake Assist), ActiveBrakeAssist, ESP®
(Electronic StabilityProgra m),the
HOLD function andhillstart assist,for exampl e,are alsodea ctivated.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.The whee lscoul dtherefore lockifyou brake hard,for exampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebrak-
ing dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately.
If the ABS control unitisdefective ,there isals oapossi bility that other systems ,
such asthe naviga tionsystem orthe automatic transmissi on,willnot beava ila-
ble . 234
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning.
ABS istempora rilyunava ilable .There fore,BAS, Active BrakeAssist, ESP®
,EBD
(el ectronic brakeforcedistributio n),the HOLD function andhillstart assist,for
exampl e,are alsodea ctivated.
Possi blecaus esare:
R Self-di agnosi sis not yetcomple te
R The on-board voltagemay beinsuffi cient
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.The front andrear whee lscoul dtherefore lockifyou perform afull
brake application, forexampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebrak-
ing dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isarisk ofan accide nt.
X Ca reful lydrive asui table distance,making slightsteering movements ata
spee dabo ve12 mph (20km/h) .
The functions mentioned aboveare available againwhen thewarni nglamp
goes out.
If the warning lamp isstill on:
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning. Awarni ng
tone alsosound s.
EBD ismalfu nctioning. Therefore,ABS, BAS, Active BrakeAssist, ESP®
,the
HOLD function andhillstart assist,for exampl e,are not available either.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.The front andrear whee lscoul dtherefore lockifyou perform afull
brake application, forexampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebrak-
ing dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. Warning
andindic atorlamps inthe instrum entcluster
235On-boardcomput erand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0025
00E500BB
0027004D 0051
0027(USA only),004D (Canada only):the red brake warninglamp andtheyel-
low ABS, ESP®
and ESP®
OFF warning lamp sare litwhi lethe engine isrunning.
ABS andESP®
are malfu nctioning. Therefore,BAS, Active BrakeAssist, EBD,the
HOLD function andhillstart assist,for exampl e,are not available either.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.The front andrear whee lscoul dtherefore lockifyou perform afull
brake application, forexampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebrak-
ing dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 00E5
0051
The yellow ESP®
war ning lamp flashes whilethe vehicl eis in motion.
ESP ®
or traction controlhasintervened becausethere isarisk ofskiddi ngorat
lea stone whee lhas started tospin.
Cru isecontrol orActive Distance AssistDISTRONIC isdea ctivated.
X When pulling away,only depre ssthe accele ratorpedalas far asnecessa ry.
X Ease offthe accele ratorpedalwhi lethe vehicl eis in motion.
X Adapt yourdrivi ngstyle tosui tthe road andweather conditions.
X Do not deactivate ESP®
.
In rare cases (Ypag e65) ,it may bebest todea ctivate ESP®
.
Observe theimpor tantsafety notesonESP ®
(Y pag e64). 236
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00BB
0051
The yellow ESP®
OFF warning lamp islit whi lethe engine isrunning.
ESP ®
is dea ctivated. ESP®
wil lnot stabi lizethevehicl eif it starts toskid orifa
whee lstarts tospin.
G WARNING
If ESP ®
is swi tched off,ESP ®
is unab leto stabi lizethevehicl e.
Further drivingsystems ordrivi ngsafety systems arethus restricted.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Rea ctivate ESP®
.
In rare cases (Ypag e65) ,it may bebest todea ctivate ESP®
.
Observe theimpor tantsafety notesonESP ®
(Y pag e64).
X Adapt yourdrivi ngstyle tosui tthe road andweather conditions.
If ESP ®
cannot beactiva ted:
X Drive oncarefu lly.
X Contact aqua lified speci alist worksho pand have ESP®
checked. 0074
0051
Mercede s-AMGvehiclesonly :
The yellow SPORT handlingmode warninglamp islit whi lethe engine isrunning.
SPORT handlingmode isactiva ted.
G WARNING
When SPORT handlingmode isswi tched on,ESP ®
is unab leto stabi lizethevehi-
cle.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Only switch toSPORT handlingmode inaccorda ncewith theconditions
descri bedinthe "Activating/d eactivatingESP®
" section (Ypag e65) . 00E500BB
0051
The yellow ESP®
and ESP®
OFF warni nglamp sare litwhi lethe engine isrun-
ning.
ESP ®
,BAS, Active BrakeAssist, theHOLD function andhillstart assistare not
ava ilable due toamalfu nction.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.
The braki ngdista nceinan emerge ncybraki ngsitua tioncanthus increas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. Warning
andindic atorlamps inthe instrum entcluster
237On-boardcomput erand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00E500BB
0051
The yellow ESP®
and ESP®
OFF warning lamp sare litwhi lethe engine isrun-
ning.
ESP ®
,BAS, theHOLD function andhillstart assistare tempora rilyunava ilable .
Active BrakeAssist mayhave alsofail ed.
ATTENTION ASSISTisdea ctivated.
Self-di agnosi sis not yetcomple te
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.
The braki ngdista nceinan emerge ncybraki ngsitua tioncanthus increas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Ca reful lydrive asui table distance,making slightsteering movements ata
spee dabo ve12 mph (20km/h) .
The functions mentioned aboveare available againwhen thewarni nglamp
goes out.
If the warning lamp isstill on:
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 00240049
0051
0049 (USAonly),0024 (Canada only):the red indica torlamp forthe electric
parki ngbrake flashes orlights upand/or theyellow warni nglamp forthe elec-
tric parki ngbrake lights up.
X Observe theadditiona ldisp laymessa gesinthe multi function display. 0075
0051
The redrestrai ntsystem warning lamp islit whi lethe engine isrunning.
The restrai ntsystem ismalfu nctioning.
G WARNING
The airbag sor Emergency TensioningDevices mayeither betriggere duninten-
tional lyor, inthe event ofan accide nt,may notbetriggere d.
There isan increas edrisk ofinjury .
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Contact aqua lified speci alist worksho pand have therestrai ntsystem
checked.
For further informati onabo utthe restrai ntsystem, see(Ypag e39). 238
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays