Problem Possible causes/consequences and
0050
0050Solutions 0089
The yellow ESP ®
warning lamp
flashes while the
vehicle is in
motion. ESP
®
or traction control has intervened because there is a risk of
skidding or at least one wheel has started to spin.
Cruise control is switched off.
X When pulling away, only depress the accelerator pedal as far as
necessary.
X Ease off the accelerator pedal while the vehicle is in motion.
X Adapt your driving style to suit the road and weather conditions.
X Do not deactivate ESP ®
.
For exceptions, see: (Y page 56).0074
The yellow
SPORT handling
mode warning
lamp is lit while
the engine is
running. SPORT handling mode is activated.
G WARNING
ESP ®
only stabilizes 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.
There is an increased risk of skidding and an accident.
X Only switch to SPORT handling mode in accordance with the
conditions written in the "Activating/deactivating SPORT
handling mode" section (Y page 56). Warning and indicator lamps in the instrument cluster
193On-board computer and displays Z
Problem Possible causes/consequences and
0050
0050Solutions 0089
00BB
The yellow ESP
®
and ESP ®
OFF
warning lamps
are lit while the
engine is
running. ESP
®
is not available due to a malfunction.
G WARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Observe the additional display messages in the multifunction
display.
X Drive on carefully.
X Visit a qualified specialist workshop. 0075
The red SRS
warning lamp is
lit while the
engine is
running. There is a malfunction in the SRS (Supplemental Restraint
System).
G WARNING
If the air bags or Emergency Tensioning Devices are either
triggered unintentionally or, in the event of an accident, not
triggered.
There is an increased risk of injury.
X Drive on carefully.
X Have SRS checked at a qualified specialist workshop
immediately.
For further information about SRS, see (Y page 37).194
Warning and indicator lamps in the instrument clusterOn-board computer and displays
Engine
Problem Possible causes/consequences and
0050
0050Solutions 00B9
The yellow
Check Engine
warning lamp
lights up while
the engine is
running. There may be a malfunction, for example:
R
in the engine management
R in the fuel injection system
R in the exhaust system
R in the ignition system
R in the fuel system
The emission limit values may be exceeded and the engine may
be in emergency mode.
X Have the vehicle checked as soon as possible at a qualified
specialist workshop.
i In some states, you must visit a qualified specialist workshop
as soon as the yellow check engine warning lamp lights up. This
is due to the legal requirements in effect in these states. If in
doubt, check whether such legal regulations apply in the state
in which you are currently driving. 00B9
The yellow
Check Engine
warning lamp
lights up while
the engine is
running. The
smoothness of
the gear change
is restricted. The sub geartrain with the odd gears has failed. The transmission
is in emergency mode.
X
Have the vehicle checked as soon as possible at a qualified
specialist workshop. 00E4
The red engine
oil temperature
warning lamp
comes on while
the engine is
running. A
warning tone
also sounds. The engine oil temperature has exceeded 284 ‡ (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. Warning and indicator lamps in the instrument cluster
195On-board computer and displays Z
Problem Possible causes/consequences and
0050
0050Solutions 00E4
The red engine
oil temperature
warning lamp
comes on while
the engine is
running. The
engine oil
temperature is
not displayed. The engine control unit data transfer is malfunctioning.
X
Visit a qualified specialist workshop. 00B5
The yellow
reserve fuel
warning lamp
lights up while
the engine is
running. The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station. 00B5
The yellow
reserve fuel
warning lamp
flashes while the
engine is
running. The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
X If the fuel filler cap is not correctly closed: close the fuel filler
cap.
X If the fuel filler cap is closed: visit a qualified specialist
workshop. 196
Warning and indicator lamps in the instrument clusterOn-board computer and displays
Tires
Problem Possible causes/consequences and
0050
0050Solutions 0077
The yellow tire
pressure
monitor warning
lamp (pressure
loss/
malfunction) is
lit. The tire pressure monitor has detected a loss of pressure in at
least one of the tires.
G WARNING
With tire pressures which are too low, there is a risk of the
following hazards:
R they may burst, especially as the load and vehicle speed
increase.
R they may wear excessively and/or unevenly, which may greatly
impair tire traction.
R the driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
X Stop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
X Secure the vehicle against rolling away (Y page 131).
X Observe the additional display messages in the multifunction
display.
X Check the tires and, if necessary, follow the instructions for a
flat tire (Y page 233).
X Check the tire pressure (Y page 254).
X If necessary, correct the tire pressure. 0077
The yellow tire pressure
monitor warning lamp
(pressure loss/
malfunction) flashes for
approximately one
minute and then
remains lit.
The tire pressure monitor is faulty.
G WARNING
The system is possibly unable to recognize or register low tire
pressure.
There is a risk of an accident.
X Observe the additional display messages in the multifunction
display.
X Visit a qualified specialist workshop. Warning and indicator lamps in the instrument cluster
197On-board computer and displays Z
The mbrace system
To adjust the volume during an mbrace call,
proceed as follows:
X Press the 0081or0082 button on the
multifunction steering wheel.
or
X Use the volume controller of COMAND.
The mbrace system provides various
services, e.g.:
R Automatic and manual emergency call
R Roadside Assistance call
R MB Info call
USA only: you can find information and a
description of all available features under
"Owners Online" at http://www.mbusa.com.
Self-diagnosis of the system After you have switched on the ignition, the
system carries out a self-diagnosis.
A malfunction in the system has been
detected if one of the following conditions
occurs:
R The indicator lamp in the SOS button does
not come on during the system self-test.
R The indicator lamp in the 0052Roadside
Assistance button does not light up during
self-diagnosis of the system.
R The indicator lamp in the 00D9MB Info call
button does not light up during self-
diagnosis of the system.
R The indicator lamp in one or more of the
following buttons continues to light up red
after the system self-diagnosis:
- SOS button
- 0052 Roadside Assistance call button
- 00D9 MB Info call button
R the Tele
Tele Aid AidInoperative
Inoperative orTele
Tele Aid
Aid
Not Activated Not Activated message appears in the
multifunction display after the system self-
diagnosis.
If a malfunction is indicated as outlined
above, the system may not operate as expected. In the event of an emergency, help
will have to be summoned by other means.
Have the system checked at the nearest
authorized Mercedes-Benz Center or contact
the following service hotlines:
R
USA: Mercedes-Benz Customer Assistance
Center at
1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367
Emergency call Important safety notes
!
You must have a license agreement to
activate the mbrace service. Ensure that
your system is activated and ready for use,
and press the 00D9MB Info call button to
register. If one of these steps is not carried
out, it may not be possible to activate the
system.
If you have questions about the activation,
contact one of the following telephone
hotlines:
R USA: Mercedes-Benz Customer
Assistance center at
1-800-FOR-MERCedes
(1-800-367-6372) or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367
General notes
An emergency call is dialed automatically if
an air bag or Emergency Tensioning Device is
triggered.
i You cannot end an automatically
triggered emergency call yourself.
An emergency call can also be initiated
manually.
As soon as the emergency call has been
initiated, the indicator lamp in the SOS button
flashes. The Connecting Call Connecting Call message
appears in the multifunction display.
The audio output is muted. Features
205Stowage an d features Z
Once the connection has been made, the
Call Connected
Call Connected message appears in the
multifunction display.
All important information on the emergency
is transmitted, for example:
R Current location of the vehicle (as
determined by the GPS system)
R Vehicle identification number
R Information on the type of emergency
Shortly after the emergency call has been
initiated, a voice connection is automatically
established between the Mercedes-Benz
Customer Assistance Center and the vehicle
occupants.
R If the vehicle occupants respond, the
Mercedes-Benz Customer Assistance
Center attempts to get more information
on the emergency.
R If there is no response from the vehicle
occupants, an ambulance is immediately
sent to the vehicle.
The mbrace system cannot initiate an
emergency call if a voice connection cannot
be established with the Response Center.
This can occur for instance if the relevant
mobile phone network is not available. The
indicator lamp in the SOS button flashes
continuously.
The Call Failed
Call Failed message appears in the
multifunction display for approximately ten
seconds.
In this case, summon assistance by other
means. Making an emergency call G
WARNING
It can be dangerous to remain in the vehicle,
even if you have pressed the SOS button in an
emergency if:
R you see smoke inside or outside of the
vehicle, e.g. if there is a fire after an
accident
R the vehicle is on a dangerous section of
road
R the vehicle is not visible or cannot easily be
seen by other road users, particularly when
dark or in poor visibility conditions
There is a risk of an accident and injury.
Leave the vehicle immediately in this or
similar situations as soon as it is safe to do
so. Move to a safe location along with other
vehicle occupants. In such situations, secure
the vehicle in accordance with national
regulations, e. g. with a warning triangle. X
To initiate an emergency call
manually: press cover 0043briefly to open.
X Press SOS button 0044briefly.
The indicator lamp in SOS button 0044
flashes until the emergency call is
concluded.
X Wait for a voice connection to the
Mercedes-Benz Customer Assistance
Center.
X After the emergency call, close cover 0043.
i If the mobile phone network is
unavailable, mbrace will not be able to
make the emergency call. If you leave the 206
FeaturesStowage and features
vehicle immediately after pressing the SOS
button, you will not know whether mbrace
placed the emergency call. In this case,
always summon assistance by other
means.
Roadside Assistance button X
Press Roadside Assistance button 0043for
more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in Roadside Assistance button 0043
flashes while the call is active. The
Connecting Call
Connecting Call message appears on
the multifunction display. The audio output
is muted.
If a connection can be made, the Call
Call
Connected Connected message appears in the
multifunction display.
If a cellular phone network is available and
there is sufficient GPS reception, the mbrace
system transmits data to the Mercedes-Benz
Customer Assistance Center, for example:
R Current location of the vehicle
R Vehicle identification number
i The COMAND display shows that an
mbrace call is active. During the call, you
can change to the navigation menu by
pressing the NAVI button on COMAND, for
example.
Voice output is not available.
A voice connection is established between
the Mercedes-Benz Customer Assistance
Center and the vehicle occupants. The Mercedes-Benz Customer Assistance
Center either sends a qualified Mercedes-
Benz technician or arranges for your vehicle
to be transported to the nearest authorized
Mercedes-Benz Center. You may be charged
for services such as repair work and/or
towing. Further details are available in your
mbrace manual.
i
The mbrace system failed to initiate a
Roadside Assistance call if:
R the indicator lamp for Roadside
Assistance call button 0043is flashing
continuously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This may be because the corresponding
mobile phone network is not available.
The Call Failed Call Failed message appears in the
multifunction display.
X To end a call: press the0076button on the
multifunction steering wheel.
or
X Press the corresponding button for ending
a phone call on COMAND.
MB Info call button X
Press MB Info call button 0043for more than
two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in MB Info call button 0043flashes while
the connection is being made. The Features
207Stowage and features Z