2017 MERCEDES-BENZ GLA-Class light
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Display messagesPossible causes/consequences andMSolutions
F(USA
only)
!(Canada
only)
Tur nOn the Igni‐
tio nto Releas e
the Parkin gBrake
The red F(USAonly) or !(Canada only) indicato rlamp
lights up.
You attempte dto release th eelectric parkin gbrak ewhile th eigni-
tion was switched off.
XSmartKey: turnth eSmartKey to position 1in th eignition lock.
XKEYLESS-GO: switch on theignition .
F(USA
only)
!(Canada
only)
Please Releas e
ParkingBrake
The red F(USAonly) or !(Canada only) indicato rlamp
flashes and awarnin gtone sounds. Acondition fo rautomati c
release of th eelectric parkin gbrak eis no tfulfilled (
Ypage 173).
You are drivin gwit hth eelectric parkin gbrak eapplied.
XReleas eth eelectric parkin gbrak emanually.
The red F(USAonly) or !(Canada only) indicato rlamp
flashes and awarnin gtone sounds.
You are usin gth eelectric parkin gbrak efo remergenc ybrakin g
(
Ypage 173).
F(USA
only)
!(Canada
only)
Parkin gBrake See
Operator' sManual
The yello w! warnin glamp lights up.
The electric parkin gbrak eis malfunctioning.
To apply:
XSwitc hth eignition off.
XPress th eelectric parkin gbrak ehandle fo rat leas tte nseconds.
XShift th etransmissio nto position P.
XConsultaqualified specialist workshop .
The yellow! warnin glamp and th ered F (USAonly)
or ! (Canada only) indicato rlamp ligh tup.
The electric parkin gbrak eis malfunctioning.
To release:
XSwitc hof fth eignition and tur nit bac kon .
XReleas eth eelectric parkin gbrak emanually.
or
XReleas eth eelectric parkin gbrak eautomatically (Ypage 173).
If th eelectric parkin gbrak estill canno tbe released:
XDo no tdrive on .
XConsult aqualified specialist workshop .
Display messages239
On-board computer and displays
Z
Page 242 of 390
Display messagesPossible causes/consequences andMSolutions
The redF(USAonly) or !(Canada only) indicato rlamp
flashes and th eyello w! warnin glamp lights up.
The electric parkin gbrak eis malfunctioning.
To release:
XSwitc hof fth eignition and tur nit bac kon .
XReleas eth eelectric parkin gbrak emanually.
To apply:
XSwitc hof fth eignition and tur nit bac kon .
XApply th eelectric parkin gbrak emanually.
If th ered F (USAonly) or !(Canada only) indicato rlamp
continues to flash:
XDo no tdrive on .
XSecureth evehicl eagainst rollin gaway (Ypage 364).
XShift th etransmissio nto position P.
XTurnth efron twheels toward sth ecurb.
XConsult aqualified specialist workshop .
The yellow! warnin glamp lights up. The red F(USAonly)
or ! (Canada only) indicato rlamp flashes fo rabout te nsec -
onds after th eelectric parkin gbrak ehas been applied or released.
It then goe sout or remain slit .
The electric parkin gbrak eis malfunctioning.
XSwitc hof fth eignition and tur nit bac kon .
XApply th eelectric parkin gbrake.
If it is no tpossibl eto engage th eelectric parkin gbrake:
XShift th etransmissio nto position P.
XVisitaqualified specialist workshop .
If it is no tpossibl eto release th eelectric parkin gbrak emanually:
XReleas eth eelectric parkin gbrak eautomatically (Ypage 173).
If th eelectric parkin gbrak estill canno tbe released:
XConsult aqualified specialist workshop .
240Display messages
On-board computer and displays
Page 243 of 390
Display messagesPossible causes/consequences andMSolutions
The yellow! warnin glamp lights up. If you manually apply or
release th eelectric parkin gbrake, th ered F (USAonly) or !
(Canada only) indicato rlamp flashes .
The electric parkin gbrak eis malfunctioning. It is no tpossibl eto
apply th eelectric parkin gbrak emanually.
XShift th eselector lever to P,as th eelectric parkin gbrak eis no t
applied automatically.
XVisit aqualified specialist workshop .
F(USA
only)
!(Canada
only)
Parkin g
BrakeInop‐
erative
The yello w! warnin glamp lights up. The red F(USAonly)
or ! (Canada only) indicato rlamp flashes fo rabout te nsec -
onds after th eelectric parkin gbrak ehas been applied or released.
It then goe sout or remain slit .
The electric parkin gbrak eis malfunctioning, e.g. because of over-
voltag eor undervoltage.
XRemove th ecaus efo rth eovervoltage or undervoltage, e.g. by
chargin gth ebattery or restarting th eengine.
XEngage or release th eelectric parkin gbrake.
If it remain simpossible to apply or release th eelectric parkin g
brake:
XSwitc hof fth eignition and tur nit bac kon .
XEngage or release th eelectric parkin gbrake.
If th eelectric parkin gbrak estill canno tbe released:
XConsult aqualified specialist workshop .
If th eelectric parkin gbrak estill canno tbe applied:
XVisit aqualified specialist workshop .
The yellow! warnin glamp lights up and th ered F (USA
only) or !(Canada only) indicato rlamp flashes .
It is no tpossibl eto apply th eelectric parkin gbrak emanually.
XShift th etransmissio nto position P.
XVisit aqualified specialist workshop .
Display messages241
On-board computer and displays
Z
Page 245 of 390
Display messagesPossible causes/consequences andMSolutions
Collision Preven‐
tionAssist Plu s
Inoperative
COLLISION PREVENTION ASSIST PLU Sis temporarily inoperative
due to amalfunction .Adaptive Brake Assis tmay also hav efailed.
XVisit aqualified specialist workshop immediately.
Radar Sensor s
Dirty See Opera‐
tor's Manual
At leaston eof th efollowing drivin gsystems or drivin gsafet ysys-
tems is temporarily restricted or inoperative:
RCOLLISION PREVENTION ASSIST PLU S
RDISTRONIC PLUS
Possibl ecauses are:
Rth esensor sin th eradiato rtrim and/o rin th ebumpers are dirty
Rth efunction of th edrivin gsystem and/o rdrivin gsafet ysystem
is impaire ddue to heav yrain or snow.
A warnin gtone also sounds.
Whe nth ecauses state dabov eno longer apply, th edisplay mes -
sage disappears. Al ldrivin gsystems and drivin gsafet ysystems
are operative again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions.
XSecur eth evehicl eagainst rollin gaway (Ypage 171).
XSwitchof fth eengine.
XClean th esensor sin th efollowing location s (Ypage 317):
Rin theradiato rtrim
Rin th efron tbumper
Rin th erear bumper, particularl yin th emiddle of th erear
bumper
XRestart th eengine.
The display message disappears.
6
SRS Malfunction
Servic eRequired
The restrain tsystem is faulty. The 6warnin glamp also lights
up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be trig-
gered unintentionally or, in th eevent of an accident, may no tbe
triggered .
There is an increase dris kof injury.
XVisit aqualified specialist workshop immediately.
Fo rfurther information about th erestrain tsystem, see
(
Ypage 42) .
Display messages243
On-board computer and displays
Z
Page 246 of 390
Display messagesPossible causes/consequences andMSolutions
6
FrontLeftMalfunc‐
tionServic e
RequiredorFront
Right Malfunction
Servic eRequired
The restrain tsystem has malfunctioned at th efron ton th elef tor
right .The 6 warnin glamp also lights up in th einstrumen tclus-
ter.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be trig-
gered unintentionally or, in th eevent of an accident, may no tbe
triggered .
There is an increase dris kof injury.
XVisit aqualified specialist workshop immediately.
6
Rea rLef tMalfunc‐
tio nServic e
RequiredorRea r
Right Malfunction
Servic eRequired
The rear left-han dor right-hand restrain tsystem has malfunc -
tioned. The 6warnin glamp also lights up in th einstrumen t
cluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be trig-
gered unintentionally or, in th eevent of an accident, may no tbe
triggered .
There is an increase dris kof injury.
XVisit aqualified specialist workshop immediately.
6
Lef tSid eCurtai n
AirbagMalfunction
ServiceRequired
or Right Sid eCur ‐
tainAirbag Mal ‐
function Servic e
Required
There isamalfunction in th eleft-han dor right-hand window cur -
tai nair bag. The 6warnin glamp also lights up in th einstrumen t
cluster.
GWARNIN G
The leftor right window curtai nair bag may either be triggered
unintentionally or, in th eevent of an accident, may no tbe trig-
gered.
There is an increase dris kof injury.
XVisit aqualified specialist workshop immediately.
244Display messages
On-board computer and displays
Page 249 of 390
Display messagesPossible causes/consequences andMSolutions
Seat unoccupied and ignition switched on :
Raself-diagnosi sis carrie dout .The PASSENGER AI RBA GOF F
and PASSENGER AI RBA GON indicato rlamp smus tligh tup
simultaneousl yfo rapproximately six seconds
Rth ePASSENGER AI RBA GOF Findicato rlamp mus tthen ligh t
up and remain lit after th eself-diagnosis. If th eindicato rlamp
is on ,OCS has deactivated th efront-passenger fron tair bag
and front-passenger knee bag (
Ypage 51)
RtheFront Passenger Air Bag Enable dSee Opera‐
tor's Manualor Front Passenger Air Bag Disabled
See Operator' sManualdisplay message smus tno tbe
shown in th emultifunction display
XWait fo r aperiod of at leas t60 seconds until th enecessar ysys-
te m checks hav ebeen completed.
XMak esur ethat th edisplay message sdo no tappea rin th emul-
tifunction display.
If these condition sare fulfilled ,th efront-passenger seat can be
occupied again .Whether th ePASSENGER AI RBA GOF For ON
indicato rlamp remain slit or goe sout depend son how OCS clas-
sifies th eoccupant .
If th econdition sare no tfulfilled ,th esystem is no toperating cor-
rectly.
XVisit aqualified specialist workshop immediately.
Fo rfurther information about th eOccupant Classification System,
see (
Ypage 51).
Lights
i
Vehicles wit hLE Dbulbs in th eligh tclusters :
The display message fo rth ecorrespondin glamp only appears when all of th eLEDs in th e
lamp hav efailed.
Display messages24 7
On-board computer and displays
Z
Page 250 of 390
Display messagesPossible causes/consequences andMSolutions
b
Check LeftCorner ‐
ing LightorCheck
Right Cornering
Light
The lef tor right-hand cornering ligh tis defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Check LeftLow
Bea morCheck
Right Low Bea m
The leftor right-hand low-beam headlamp is defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Check RearLef t
TurnSignalor
Check Rea rRight
Tur nSignal
The rear left-han dor rear right-hand tur nsignal is defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Check Front Left
TurnSignalor
Check Front Right
Tur nSignal
The fron tleft-han dor fron tright-hand tur nsignal is defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Check LeftMirror
Tur nSignalor
Check
RightMirror
Tur nSignal
The tur nsignal in th eleft-han dor right-hand exterio rmirror is
defective.
XVisit aqualified specialist workshop .
b
CheckCenterBrake
Lamp
The high-mounte dbrak elamp is faulty.
XVisit aqualified specialist workshop .
b
Check LeftBrake
Lam porCheck
Right Brake Lam p
The leftor right-hand brak elamp is defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
248Display messages
On-board computer and displays
Page 251 of 390
Display messagesPossible causes/consequences andMSolutions
b
Check LeftHig h
BeamorCheck
Right Hig hBea m
The lef tor right-hand high beam is defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
LicensePlate Lam p
The leftor right-hand license plat elamp is faulty.
XVisit aqualified specialist workshop .
b
Check LeftFog
Lam porCheck Right
Fog Lam p
The leftor right-hand fo glamp is faulty.
XVisit aqualified specialist workshop .
b
Rearfog lam p
The rear fo glamp is faulty.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Check Front Left
ParkingLam por
Check Front Right
Parkin gLam p
The fron tlef tor fron tright parkin gor standin glamp is defective.
XChec kwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Backup Light
The backup lamp is defective.
XCheckwhether you are permitte dto replac eth ebulb yourself
(
Ypage 121).
or
XVisit aqualified specialist workshop .
b
Check LeftTai l
LamporCheck
Right Tai lLam p
The lef tor right-hand tai llamp is defective.
XVisit aqualified specialist workshop .
Display messages249
On-board computer and displays
Z