Display messages Possible causes/consequences and
0003 Solutions
0009
Parking brake See
Owner's Manual 0009
The warning lamp (yellow) lights up. Additionally the indica-
to rlamp (red) lights up.
The electric parking brake is malfunctioning.
To release:
X Pull the electric parking brake handle.
or
X Pull away carefully.
X Visi taqualified specialist workshop.
To apply:
X Switch off the ignition.
X Pull the electric parking brake lever for at least ten seconds,
until the display message disappears.
If the displa ymessage continues to be displayed:
X Shift the transmission to Pusing the button on the centre con-
sole.
X Prevent the vehicle fro mrolling away before you leave it.
X Consult a qualified specialist workshop. 0009
The indicator lamp (red) flashes.
The power supply for the electric parking brake was interrupted.
X Pull the electric parking brake handle.
or
X Pull away carefully.
or
X Pull the electric parking brake lever until the display message
disappears. 0009
The indicator lamp (red) flashes and the warning lamp (yel-
low) lights up.
The electric parking brake is malfunctioning.
X Switch off the ignition and turn it back on.
X Engage or release the electric parking brake.
or
X Pull away carefully.
X Visit a qualified specialist workshop. Display messages
297Practical advice
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Display messages Possible causes/consequences and
0003 Solutions
0009
The warning lamp (yellow) lights up. In addition ,the indicator
lamp (red) flashes for about 10 seconds after the electric parking
brake has been engaged or released. It then goes out or remains
lit.
The electric parking brake is malfunctioning, e.g. because of over
or undervoltage.
X Pull away carefully.
X Visit a qualified specialist workshop.
In case of over or undervoltage:
X Remove the cause for the over or undervoltage, e.g. by charging
the battery or restarting the engine.
X Switch the ignition off and on, and then engage or release the
electric parking brake.
If this does not release the electric parking brake:
X Do not drive on.
X Consult a qualified specialist workshop. 0009
The warning lamp (yellow) lights up. In addition, the indicator
lamp (red) flashes for about 10 seconds after the electric parking
brake has been engaged or released. It then goes out or remains
lit.
The electric parking brake has overheated.
X Allow the vehicle to cool down. Do not engage or release the
electric parking brake during this time.
X Prevent the vehicle from rolling away before you leave it.
X When the vehicle has cooled down: switch the ignition off and
on again, then engage or release the electric parking brake. 0009
Parking brake inop‐
erative 0009
The warning lamp (yellow) lights up. In addition, the indicator
lamp (red) flashes for about 10 seconds after the electric parking
brake has been engaged or released. It then goes out or remains
lit.
The electric parking brake is malfunctioning.
X Switch the ignition off and on, and then engage the electric
parking brake.
If it is not possible to engage the electric parking brake:
X Shift the transmission to Pusing the button on the centre con-
sole.
X Prevent the vehicle from rolling away before you leave it.
X Visit a qualified specialist workshop. 298
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Display messages Possible causes/consequences and
0003 Solutions
0009
Turn on the igni‐
tion to release
the parking brake 0009
The indicato rlamp (red )flashes.
You attempted to release the electric parking brak ewhile the igni-
tion was switched off.
X Switch on the ignition. 0004
Check brake fluid
level G
Risk of accident
There is insufficient brake fluid in the brake fluid reservoir. In addi-
tion, the 0004indicator lamp in the instrumentc lusterlights up
and a warning tone sounds.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
X Consult a qualified specialist workshop.
Do not top up the brak efluid. This will not rectify the problem. 0004
EBD, ABS, ESP inop‐
erative See Own‐
er's Manual G
Risk of accident
EBD (Electronic Brake-force Distribution), ABS, ESP ®
, BA Sand hill
start assist are unavailable due to a malfunction. In addition, the
0002, 0001and0012 warning lamps in the instrument cluster light
up and a warning tone sounds.
The brake system continue sto function normally, but without the
functions listed above.
X Drive on carefully.
X Visit a qualified specialist workshop immediately. 000F
Coolant Stop vehi‐
cle Switch engine
off The coolant is too hot. In addition, the
000Fwarning lamp in the
instrument cluster lights up and a warning tone sounds.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Make sure that the air supply to the radiator is not blocked, e.g.
by snow, slush or ice.
X Wait until the display message disappears before restarting the
engine. Otherwise, there is a risk of engine damage.
X Pay attention to the coolant temperature display.
X If the coolant temperature increases again, visit a qualified spe-
cialist workshop immediately. Display messages
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Display messages Possible causes/consequences and
0003 Solutions
The poly-V-belt may hav
etorn. Awarning tone also sounds.
X Pull ove rand stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Check the poly-V-belt.
X If the poly-V-belt is not damaged: do not start the engine
agai nuntil the display message disappears. Otherwise, ther eis
a ris kofe ngine damage.
X If the poly-V-belt is torn: do not continue driving. Consult a
qualified specialist workshop. 000F The engine fa
nis faulty.
X If the coolant temperature is less than 120 †, you can continue
driving to the nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads (e.g. driving in moun-
tainous terrain) and stop-and-go driving. 000E
Top up coolant See
Owner's Manual The coolant level is too low.
X
Top up the coolant, observing the warning notes before doing
so (Y page 269).
X If the coolant needs topping up more often than usual, have the
engine coolant system checked at a qualified specialist work-
shop. 0006
Left dipped beam
or
Right dipped beam The left or right-hand dipped-beam headlamp does not light up. In
addition, the main-beam headlamp is also inoperative.
X
Visit a qualified specialist workshop. 0006
AUTO lights inoper‐
ative The light sensor is faulty.
X
Switch the lights on and off turning the rotary light switch to
000B or000D(Y page 215). 0006
Rear left turn sig‐
nal
or
Rear right turn
signal The LEDs in the rear left or right-hand indicator lamp do not light
up.
X
Visit a qualified specialist workshop. 300
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Display messages Possible causes/consequences and
0003 Solutions
0005
Insert key KEYLESS-GO is temporarily malfunctioning or is defective.
Awarn-
ing tone also sounds.
X Insert the key into the ignition lock and turn it to the desired
positio n(Ypage 203). 000D
Tyre pressure Cau‐
tion, tyre defect G
Risk of accident
The tyre pressure in one or more tyres has dropped suddenly. A
warning tone also sounds.
X Stop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do
so.
X Repair the faulty tyre or change the wheel (Y page 325).000D
Tyre pressure
Check tyre(s) G
Risk of accident
The tyre pressure in one or more tyres has dropped significantly.
Aw arning tone also sounds.
X Stop the vehicle without making any sudde nsteering or braking
manoeuvres .Pay attentio nto the traffic conditions as you do
so.
X Correct the tyre pressure (Y page 272).
X If necessary, repair the faulty tyre or change the wheel
(Y page 325). 0018
Restraint sys. mal‐
function Consult
workshop G
Risk of injury
There is a malfunction in the SRS (Supplemental Restraint Sys-
tem). The 0018warning lamp also lights up in the instrument clus-
ter.
X Visit a qualified specialist workshop. 0018
Front left malfunc‐
tion Consult work‐
shop
or
Front right mal‐
function Consult
workshop G
Risk of injury
SRS has malfunctioned at the front on the left or right. The 0018
warning lamp also lights up in the instrument cluster.
X Visit a qualified specialist workshop. 000C There is only a small amount of fuel in the fuel tank.
X
Refuel at the nearest filling station. 304
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Warning and indicator lamps in switches and buttons
Problem Possible causes/consequences and
0003 Solutions
The sea
theating has
switched off prema-
turely or cannot be
switched on. The on-board voltage is too low, because too many consumers are
switched on.
X Switch off consumers that are not required, e.g. rear window
heating or interior lighting.
Once the battery is sufficiently charged, the seat ventilation will
switch back on automatically. The indicator lamp in
the
0004 button on the
control panel of the
THERMOTRONIC
luxury 2-zone auto-
matic climate control
goes out. The cooling has been deactivated due to a malfunction.
X
Press the 0004switch again.
The indicator lamp flashes three times and goes out. The cooling
system cannot be switched on.
X Visit a qualified specialist workshop. The rear-window heat-
ing has switched off
prematurely or cannot
be switched on. The on-board voltage is too low, because too many consumers are
switched on.
X Switch off consumers that are not required, e.g. seat heating or
interior lighting.
Once the battery is sufficiently charged, the rear window heating
will switch back on automatically. Vehicles with auto-
matic child seat recog-
nition on the front-
passenger seat:
The
000A0017 indica-
tor lamp on the centre
console is lit. As
pecial Mercedes-Benz child seat with automatic child seat rec-
ognition has been fitted on the front-passenger seat. The front-
passenger airbag has therefore been disabled as desired. G
Risk of injury
There is no child seat fitted to the front-passenger seat. The auto-
matic child seat recognition is malfunctioning.
X Remove electronic devices from the front-passenger seat, for
example:
R
notebooks
R mobile phones
R cards with transponders, e.g. ski passes or access passes
If the 000A0017indicator lamp remains lit:
X Visit a qualified specialist workshop. Troubleshooting
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Problem Possible causes/consequences and
0003 Solutions
0005
The yellow ESP ®
Sport warning
lamp is lit while
the engine is
running. G
Risk of accident
ESP ®
Sport is activated. ESP ®
only stabilises the vehicle in
extreme situations. ESP ®
intervention may not be able to provide
enough assistance in such situations, and the vehicle may start to
skid.
X Reactivate ESP ®
.
Exceptions: (Y page 47). 0001
The yellow
ESP®
-OFF warn-
ing lamp is lit
while the engine
is running. G
Risk of accident
ESP ®
is deactivated. ESP ®
will not stabilise the vehicle if it starts
to skid or if a wheel starts to spin.
X Reactivate ESP ®
.
Exceptions: (Y page 47).
X Adapt your driving style to suit the road and weather conditions. 0002
0001
The yellow ESP
®
and ESP ®
-OFF
warning lamps
are lit while the
engine is run-
ning. G
Risk of accident
ESP ®
is not available due to a malfunction .ESP ®
will not stabilise
the vehicle if it starts to skid or if a wheel starts to spin. The brake
system continues to function normally, but without ESP ®
.
X Drive on carefully.
X Visit a qualified specialist workshop. 0009
The indicator
lamp for the
electric parking
brake flashes
and/or the yel-
low warning
lamp for the
electric parking
brake lights up. G
Ris
kofa ccident
The electric parking brak eis temporarily malfunctioning or defec-
tive.
X Observe the additional display messages in the multifunction
display. 0018
The red SRS
warning lamp is
lit while the
engine is run-
ning. G
Risk of injury
The restraint systems are malfunctioning. The airbags or belt ten-
sioners may either be triggered unintentionally or, in the event of
an accident, not be triggered at all.
X Visit a qualified specialist workshop immediately. Troubleshooting
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Problem Possible causes/consequences and
0003 Solutions
0004
The red brake
system warning
lamp comes on
while the engine
is running. A
warning tone
also sounds. G
Risk of accident
There is insufficient brake fluid in the brake fluid reservoir.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
X Consult a qualified specialist workshop immediately.
X Observe the additional messages in the multifunction display
(Y page 289).
Do not top up the brake fluid. This will not rectify the problem. 0003
The red engine
oil temperature
warning lamp
comes on while
the engine is
running. A warn-
ing tone also
sounds. The engine oil temperature has exceeded 140 †.
The engine is not being cooled sufficiently and may be damaged.
X
Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Allow the engine to cool down. 0003
The red engine
oil temperature
warning lamp
comes on while
the engine is
running. The
engine oil tem-
perature is not
displayed. The engine control unit data transfer is malfunctioning.
X
Visit a qualified specialist workshop. 000A
The yellow
engine diagnos-
tics warning
lamp lights up
while the engine
is running. There may be a fault, for example:
R
in the engine management
R in the fuel injection system
R in the exhaust system
R in the ignition system
The emission limit values may be exceeded and the engine may
be running in emergency mode.
X Have the vehicle checked as soon as possible at a qualified
specialist workshop. 310
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