Brakes
Display messages
Possible causes/consequences and
0050
0050Solutions 0027(USA
only)004D(Canada
only)
ABS and ESC Cur‐ ABS and ESC Cur‐
rently
rently Unavailable
Unavailable
See
See Operator's
Operator's Man‐
Man‐
ual
ual ABS, ESP
®
,B AS and hill start assist ar etemporaril yunavailable.
For example, the on-boar dvoltag emaybe insufficient. In addition,
the 0089, 00BBand0025 warning lamps light up in the instrument
cluster.
The brake system continue stofunctio nnormally, bu twithou tthe
functions listed above .The wheels could therefore lock if you
brake hard, for example.
G WARNING
If the ABS malfunctions, the wheels ma yloc kd uring hard braking.
Thi slim its the steerability of the vehicl ewhenb raking and may
increas ethe braking distance. If ABS is deactivated du etoamal-
function, BAS and ESP ®
ar ea lsod eactivated .There is an increased
ris kofs kidding and an accident.
X Driv eonc arefully.
X Visi taq ualified specialist workshop. 0027(USA
only)004D(Canada
only)
ABS ABS
and
andESC
ESC Inoper‐
Inoper‐
ative See Opera‐
ative See Opera‐
tor's Manual tor's Manual ABS, ESP
®
,B AS and hill start assist ar eunavailable du etoamal-
function. In addition, the 0089,00BBand0025 warning lamps light
up in the instrument cluster.
The brake system continue stofunctio nnormally, bu twithou tthe
functions listed above.
G WARNING
If the ABS malfunctions, the wheels ma yloc kd uring hard braking.
Thi slim its the steerability of the vehicl ewhenb raking and may
increas ethe braking distance. If ABS is deactivated du etoamal-
function, BAS and ESP ®
ar ea lsod eactivated .There is an increased
ris kofs kidding and an accident.
X Driv eonc arefully.
X Visi taq ualified specialist workshop. Display messages
165On-board computer and displays Z
Display messages
Possible causes/consequences and
0050
0050Solutions 0027(USA
only)004D
(Canada
only)
EBR, EBR, ABS,
ABS,ESC
ESCInop‐
Inop‐
erativ eSee Opera‐
erativ eSee Opera‐
tor's Manual
tor's Manual EB
D( electronic brak eforce distribution), ABS, ESP ®
,B AS and hill
start assist are no tavailable due to amalfunction .Inaddition ,the
0089 ,00BB and0025 warnin glamp sligh tupint heinstrument
cluster and awarnin gtones ounds.
The brak esystem continues to function normally, but without the
function slisted above.
G WARNING
If EB Dand AB Sare malfunctioning, th erear wheels in particular
could loc kunder braking. If AB Sisdeactivated due to amalfunc-
tion ,BAS and ESP ®
are also deactivated. There is an increase drisk
of skiddin gand an accident.
X Drive on carefully.
X Visit aqualified specialist workshop immediately. 0049(USA
only)0024
(Canada
only)
Please Release Please Release
Parkin gBrake
Parkin gBrake 0024
The indicato rlamp (red) flashes and awarnin gtones ounds.
You are drivin gwitht he electric parkin gbrak eapplied.
X Releas ethe electric parkin gbrake.
or X Consult aqualified specialist workshop. 0024
The indicato rlamp (red) flashes ,the warnin glamp (yellow)
lights up and awarnin gtones ounds.
The electric parkin gbrak eism alfunctionin gand th ebrakin geffect
is restricted.
While th evehicle is in motion:
X Releas ethe electric parkin gbrak ehandle.
While th evehicle is stationary:
X Switc hoffthei gnition and tur nitbacko n.
X Releas ethe electric parkin gbrake.
If th edispla ymessage continues to be displayed:
X Shift th etransmissio ntoPwith th ebutto nint hecenter console.
X Preven tthe vehicl efromr ollin gaway before you leav eit.
X Consult aqualified specialist workshop. 0024
The indicato rlamp (red) flashes and awarnin gtones ounds.
You are makin ganemergenc ystopu singthe electric parking
brake.
X Afte rthe emergenc ystop: release th eelectric parkin gbrake
lever. 166
Display
messagesOn-boardcomputer an ddisplays
Display messages
Possible causes/consequences and
0050
0050Solutions 0049(USA
only)0024
(Canada
only)
Parkin gBrake See
Parkin gBrake See
Oper. Manual Oper. Manual 0024
The warnin glamp (yellow) lights up. Additionally th eind ica-
to rlamp (red) lights up.
The electric parkin gbrak eism alfunctioning.
To release:
X Pull th eelectric parkin gbrak ehandle.
or X Pull away carefully.
X Visit aqualified specialist workshop.
To apply: X Switc hthe ignition off.
X Pull th eelectric parkin gbrak elever fo ratleastten seconds, until
th ed isplay message disappears.
If th edispla ymessage continues to be displayed:
X Shift th etransmissio ntoPwith th ebutto nint hecenter console.
X Preven tthe vehicl efromr ollin gaway before you leav eit.
X Consult aqualified specialist workshop. 0024
The indicato rlamp (red) flashes.
The powe rsupply fo rthe electric parkin gbrak ew as interrupted.
X Pull th eelectric parkin gbrak ehandle.
or
X Pull away carefully.
or X Pull th eelectric parkin gbrak ehandle until th edisplay message
disappears. 0024
The indicato rlamp (red) flashes and th ewarnin glamp (yel-
low) lights up.
The electric parkin gbrak eism alfunctioning.
X Switc hoffthei gnition and tur nitbacko n.
X Engage or release th eelectric parkin gbrake.
or
X Pull away carefully.
X Visit aqualified specialist workshop. Display
messages
167On-boardcomputer an ddisplays Z
Display messages
Possible causes/consequences and
0050
0050Solutions 0024
The warnin glamp (yellow) lights up. In addition ,the indicator
lamp (red) flashes fo rabout 10 seconds after th eelectric parking
brak ehas been engage dorreleased. It then goe sout or remains
lit.
The electric parkin gbrak eism alfunctioning, e.g. because of over-
voltag eorundervoltage.
X Pull away carefully.
X Visit aqualified specialist workshop.
If there is overvoltage or undervoltage: X Remove th ecaus efor theo vervoltage or undervoltage, e.g. by
chargin gthe battery or restarting th eengine.
X Switc hthe ignition of fand on ,and then engage or release the
electric parkin gbrake.
If this does no trelease th eelectric parkin gbrake:
X Do no tdrive on.
X Consult aqualified specialist workshop. 0024
The warnin glamp (yellow) lights up. In addition ,the indicator
lamp (red) flashes fo rabout 10 seconds after th eelectric parking
brak ehas been engage dorreleased. It then goe sout or remains
lit.
The electric parkin gbrak ehas overheated.
X Allow th evehicl etoc ooldown .Don otengage or release the
electric parkin gbrak eduring this time.
X Preven tthe vehicl efromr ollin gaway before you leav eit.
X Whe nthe vehicl ehas cooled down :switch th eignition of fand on
again ,the ne ngage or release th eelectric parkin gbrake. 0049(USA
only)0024
(Canada
only)
Parking Parking Brake
BrakeInop‐
Inop‐
erative
erative 0024
The warnin glamp (yellow) lights up. In addition ,the indicator
lamp (red) flashes fo rabout 10 seconds after th eelectric parking
brak ehas been engage dorreleased. It then goe sout or remains
lit.
The electric parkin gbrak eism alfunctioning.
X Switc hthe ignition of fand on ,and then engage th eelectric
parkin gbrake.
If it is no tpossibl etoengage th eelectric parkin gbrake:
X Shift th etransmissio ntoPwith th ebutto nint hecenter console.
X Preven tthe vehicl efromr ollin gaway before you leav eit.
X Visit aqualified specialist workshop. 168
Display
messagesOn-boardcomputer an ddisplays
Display messages
Possible causes/consequences and
0050
0050Solutions 0049(USA
only)0024
(Canada
only)
Tur nOnt he Igni‐
Tur nOnt he Igni‐
tio ntoR elease
tio ntoR elease
the Parkin gBrake
the Parkin gBrake 0024
The indicato rlamp (red) flashes.
You attempte dtor elease th eelectric parkin gbrak ew hile th eigni-
tion was switched off.
X Switc hont heignition. 0049(USA
only)004D
(Canada
only)
Check Brake Fluid Check Brake Fluid
Level Level There is no
tenough brak efluidint hebrak efluidr eservoir .In
addition ,the 004D indicato rlamp in th einstrument cluster lights
up and awarnin gtones ounds.
G WARNING
Drivin gwitht he message Check Brake Fluid Level
Check Brake Fluid Level displayed
can result in an accident.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions. Do no tcontinu edriving
under any circumstances.
X Consult aqualified specialist workshop.
Do no tadd brak efluid. This does no tcorrect them alfunction. 0026
Check Brake Pad Check Brake Pad
Wear Wear The brak
epads/lining shaver eached their wear limit.
X Visit aqualified specialist workshop. Display
messages
169On-boardcomputer an ddisplays Z
Safety systems
Display messages
Possible causes/consequences and
0050
0050Solutions 00E5
ESC Inoperative ESC Inoperative
See See
Operator's
Operator's Man‐
Man‐
ual
ual ESP
®
,B AS and hill start assist are unavailable due to amalfunc-
tion. In addition, the 0089and00BB warning lamps light up in the
instrumen tcluster.
G WARNING
If ESP ®
and BAS are deactivated, the danger of skidding and having
an accident increases.
X Drive on carefully.
X Visit aqualified specialist workshop. 00E5
ESC Currently ESC Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual ESP
®
,B AS and hill start assist are temporarily unavailable. The
self-diagnosis function might not be complete, for example. The
brake system continues to function normally, but without the
functions listed above. In addition, the 0089and00BB warning
lamps light up in the instrumen tcluster.
G WARNING
If ESP ®
and BAS are deactivated, the danger of skidding and having
an accident increases.
X Carefullyd riveashort distance making slight steering move-
mentsatas peed above 12 mph (2 0km/ h)until th edisplay
message disappears. Front Passenger Front Passenger
Airbag Enabled Airbag Enabled
See See
Operator's
Operator's Man‐
Man‐
ual
ual The front-passenger air bag and front-passenger knee bag are
enabled durin
gthe journey, eve nthough:
R ac hild, asmal ladult or an objec tweighing less than th esys-
tem's weigh tthreshold is locate donthefront-passenger seat
R thef ront-pa ssenger seat is unoccupied
The system may detec tobjects or force sapplyin gadditional
weigh tontheseat.
G WARNING
The front-passenger fron tair bag and fron tpassenger knee bag
may be triggered unintentionally.
Ther eisani ncreased ris kofinjury.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to road and traffic conditions.
X Apply th eparking brake.
X Switch th eignition off.
X Open th efront-pa ssenger door.
X Remove th echild and th echild restraint system from th efront-
passenger seat. 170
Display messagesOn-boar
dcomputer and displays
Display messages
Possible causes/consequences and
0050
0050Solutions Front Passenger
Front Passenger
Airbag Disabled Airbag Disabled
See See
Operator's
Operator's Man‐
Man‐
ual
ual The front-passenger air bag and front-passenger knee bag are
deactivated during th
ejou rney, although:
R an adult
or
R ap erson larger than acertai nsizeiso ccupyin gthe front-
passenger seat
If additional forces are applied to th eseat ,the system may inter-
pre tthe occupant's weight as lowe rtha nita ctually is.
G WARNING
The front-passenger fron tair bag and fron tpassenger knee bag
may no tbetriggered in th eevent of an accident.
There is an increase driskofi njury.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions.
X Apply th eparkin gbrake.
X Switc hthe ignition off.
X Hav ethe occupant get out of th evehicle.
X Kee pthe seat unoccupied ,close th efront-pa ssenger doo rand
switch on th eignition.
Observ ethe 00730074( Ypage 42) indicato rlamp and th emulti-
function display and chec kthe following:
Seat unoccupied and ignition switched on:
R the 00730074 indicatorlamp mus tligh tupa nd remain lit .Ifthe
indicato rlamp is on ,OCS (Y page 42) has disabled th efront-
passenger air bag.
R the Front Passenger Airbag Enable dSee Operator's
Front Passenger Airbag Enable dSee Operator's
Manual Manual orFront Passenger Airbag Disabled See Oper‐
Front Passenger Airbag Disabled See Oper‐
ator's Manual
ator's Manual display messagesmustn otbe shown in the
multifunction display. Wait fo raperiod of at leas t60s econds
until th eneces sarysystem checks hav ebeen completed. This is
necessar yand ensures that th edisplay message sdonotappear
in th emultifunction display.
If these condition sare fulfilled ,the front-passenger seat can be
occupied again .Whether the 00730074 indicatorlamp remain slit
or goe sout depend sonhow OCS classifie sthe occupant.
If th econditi onsa re no tfulfilled ,the system is no toperating cor-
rectly.
X Visit aqualified specialist workshop immediately. 172
Display
messagesOn-boardcomputer an ddisplays
Display messages
Possible causes/consequences and
0050
0050Solutions 0049
Check Check
Left
LeftLow
LowBeam
Beam
or
Check Right Low Check Right Low
Beam Beam The lef
torright-hand low-beam headlamp does no tligh tup. In
addition ,the high-beam headlamp is also inoperative.
X Visit aqualified specialist workshop. 0049
AUTO AUTO
Lamp
LampFunction
Function
Inoperative
Inoperative The ligh
tsensor is defective.
US Ao nly:
X Switc hoffth ed aytime running lamp sintheon-boar dcom puter
(Y page 158).
X Switc hthe lights on and of fusin gthe ligh tswitch. 0049
Check Rea
rLeft
Check Rea rLeft
Tur nS ignal
Tur nS ignal
or
Check Rea rRight
Check Rea rRight
Tur nS ignal
Tur nS ignal The LEDs in th
erear lef torright-hand indicato rlamp do no tlight
up.
X Visit aqualified specialist workshop. 0049
Check Lef
tMirror
Check Lef tMirror
Tur nS ignal
Tur nS ignal
or
Check Check Right
RightMirror
Mirror
Tur nS ignal
Tur nS ignal Non
eoft heLEDs in th eleftorr ight-hand exterio rmirror sligh tup.
X Visit aqualified specialist workshop. 0049
Check Front Left Check Front Left
Tur
nS ignal
Tur nS ignal
or
Check Front Right Check Front Right
Tur nS ignal
Tur nS ignal The LEDs in th
efront leftorr ight-hand indicato rlamp do no tlight
up.
X Visit aqualified specialist workshop. 0049
Check Check
Center
Center Brake
Brake
Lamp
Lamp Non
eoft heLEDs in th ehigh-mounte dbrak elamp ligh tup.
X Visit aqualified specialist workshop. 174
Display
messagesOn-boardcomputer an ddisplays