Display messages Possible causes/consequences and
0050
0050Solutions 00AF
Key Not Detected Key Not Detected
(red display message) The SmartKey is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle
centrally or start the engine.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away ( Ypage 190).
X Locate the SmartKey.
X Press 0076on the steering wheel to confirm the display
message. Because there is interference from a strong source of radio waves,
the SmartKey is not detected whilst the engine is running.
A warning tone also sounds.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away ( Ypage 190).
X Operate the vehicle with the SmartKey in the ignition lock. 00AF
Remove 'Start' Remove 'Start'
Button and Insert Button and Insert
Key Key The SmartKey is continually undetected.
The SmartKey detection function has a temporary malfunction or
is faulty. A warning tone also sounds.
X
Insert the SmartKey into the ignition lock and turn it to the
desired position.
X Visit a qualified specialist workshop. Display
messages
301On-board computer and displays Z
Warning/
indicator
lamp 0051
0051 Signal type
Possible causes/consequences and 0050
0050 Solutions 0025
0051
The yellow ABS warning lamp is lit while the engine is running.
ABS (Anti-lock Braking System) is deactivated due to a malfunction. Therefore,
BAS (Brake Assist), BAS PLUS, COLLISION PREVENTION ASSIST, ESP ®
(Electronic Stability Program), PRE-SAFE ®
, PRE-SAFE ®
PLUS, PRE-SAFE ®
Brake, the HOLD function, hill start assist and crosswind driving assistance,
for example, are also deactivated.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions
listed above. The wheels could therefore lock if you brake hard, for example.
The steerability and braking characteristics may be severely affected. The
braking distance in an emergency braking situation can 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.
If the ABS control unit is faulty, there is also a possibility that other systems,
such as the navigation system or the automatic transmission, will not be
available. 304
Warning and indicator lamps in the instrument clusterOn-board computer and displays
Warning/
indicator
lamp 0051 0051
Signal type
Possible causes/consequences and 0050
0050Solutions 0025
0051
The yellow ABS warning lamp is lit while the engine is running. A warning
tone also sounds.
EBD is not available due to a malfunction. Therefore, ABS, BAS, BAS PLUS,
COLLISION PREVENTION ASSIST, ESP ®
, PRE-SAFE ®
, PRE-SAFE ®
PLUS, PRE-
SAFE ®
Brake, the HOLD function, hill start assist and crosswind driving
assistance, for example, are also unavailable.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions
listed above. The front and rear wheels could therefore lock if you brake hard,
for example.
The steerability and braking characteristics may be severely affected. The
braking distance in an emergency braking situation can 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. 0027004D
00E50025
0051
0027 (USA only), 004D(Canada only): the red brake warning lamp, the
yellow ESP ®
warning lamp and the yellow ABS warning lamp are lit while the
engine is running.
ABS and ESP ®
are not available due to a malfunction. Therefore, BAS, BAS
PLUS, COLLISION PREVENTION ASSIST, EBD, PRE-SAFE ®
, PRE-SAFE ®
PLUS,
PRE-SAFE ®
Brake, the HOLD function, hill start assist and crosswind driving
assistance, for example, are also unavailable.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions
listed above. The front and rear wheels could therefore lock if you brake hard,
for example.
The steerability and braking characteristics may be severely affected. The
braking distance in an emergency braking situation can 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. Warning and indicator lamps in the instrument cluster
305On-board computer and displays Z
Warning/
indicator
lamp 0051
0051 Signal type
Possible causes/consequences and 0050
0050 Solutions 00E5
0051
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 or DISTRONIC PLUS is deactivated.
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 ®
.
In rare cases (Y page 76), it may be best to deactivate ESP ®
. 00E5
0051
The yellow ESP ®
warning lamp is lit while the engine is running.
ESP ®
, BAS, BAS PLUS, COLLISION PREVENTION ASSIST, PRE-SAFE ®
,
PRE-SAFE ®
PLUS, PRE-SAFE ®
Brake, the HOLD function, hill start assist and
crosswind driving assistance are not available due to a malfunction.
ATTENTION ASSIST is deactivated.
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. 00BB
0051
The yellow ESP ®
OFF warning lamp is lit while the engine is running.
ESP ®
is deactivated.
G WARNING
If ESP ®
is switched off, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Reactivate ESP ®
.
In rare cases (Y page 76), it may be best to deactivate ESP ®
.
X Adapt your driving style to suit the road and weather conditions.
If ESP ®
cannot be activated:
X Drive on carefully.
X Have ESP ®
checked at a qualified specialist workshop. 306
Warning and indicator lamps in the instrument clusterOn-board computer and displays
be sent to you by mail. You can use this
password to log onto the mbrace area under
"Owners Online" at http://
www.mbusa.com .
The system is available if:
R it has been activated and is operational
R the corresponding mobile phone network
is available for transmitting data to the
Customer Center
R a service subscription is available
R the starter battery is sufficiently charged
i Determining the location of the vehicle on
a map is only possible if:
R GPS reception is available.
R the vehicle position can be forwarded to
the Customer Assistance Center.
The mbrace system To adjust the volume during a call, proceed
as follows:
X Press the 0081or0082 button on the
multifunction steering wheel.
or
X Use the volume controller of COMAND.
The system offers various services, e.g:
R Automatic and manual emergency call
R Roadside Assistance call
R MB Info call
You can find information and a description of
all available features under "Owners Online"
at http://www.mbusa.com.
System self-test 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 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 After the system self-diagnosis, the
Inoperative
Inoperative orService Not Service Not
Activated
Activated message appears in the
multifunction display.
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:
Mercedes-Benz Customer Assistance Center
at 1-800-FOR-MERCedes(1-800-367-6372)
or 1-866-990-9007 Features
333Stowage and features Z
i
The system has not been able to initiate
a roadside assistance call, if:
R the indicator lamp for roadside
assistance call button 0052is flashing
continuously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This can occur if the relevant mobile phone
network is not available, for example.
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 0043.
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 Connecting Call Connecting Call
message appears in the multifunction
display and COMAND is muted.
If a connection can be made, the Call Call
Connected
Connected message appears in the
multifunction display. If a mobile phone network and GPS reception
are available, the system transfers data to the
Mercedes-Benz Customer Assistance Center,
for example:
R
Current location of the vehicle
R Vehicle identification number
i The COMAND display indicates that a 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.
You receive information about operating your
vehicle, about the nearest authorized
Mercedes-Benz Center and about other
products and services from Mercedes-Benz.
You can find further information on the
mbrace system under "Owners Online" at
http://www.mbusa.com.
i The system has not been able to initiate
an MB Info call, if:
R the indicator lamp in MB Info call button
00D9 is flashing continuously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This can occur if the relevant mobile phone
network is not available, for example.
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.
Call priority When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency
call can still be initiated. In this case, an336
FeaturesStowage and features
emergency call will take priority and override
all other active calls.
The indicator lamp of the respective button
flashes until the call is ended.
An emergency call can only be terminated by
the Mercedes-Benz Customer Assistance
Center.
All other calls can be ended by pressing:
R the 0076 button on the multifunction
steering wheel
R or the corresponding COMAND button for
ending a telephone call
i When a call is initiated, the audio system
is muted. The mobile phone is no longer
connected to COMAND. However, if you
want to use your mobile phone, do so only
when the vehicle is stationary and in a safe
location.
Downloading destinations in COMAND Downloading destinations
Destination Download gives you access to a
data bank with over 15 million Points of
Interest (POIs). These can be downloaded on
the navigation system in your vehicle. If you
know the destination, the address can be
downloaded. Alternatively, you can obtain the
location of Points of Interest (POIs)/
important destinations in the vicinity.
Furthermore, you can download routes with
up to four way points.
You are prompted to confirm route guidance
to the address entered.
X Select Yes
Yes by turning 00790052007Aor sliding
009500520096 the COMAND controller and press
0098 to confirm.
The system calculates the route and
subsequently starts the route guidance with
the address entered.
i If you select No
No, the address can be saved
in the address book.
i The destination download function is
available if the relevant mobile phone network is available and data transfer is
possible.
i The destination download function can
only be used if the vehicle is equipped with
a navigation system.
Route Assistance
This service is part of the mbrace PLUS
Package and cannot be purchased
separately.
i You can also use the Route Assistance
function if your vehicle is not equipped with
a navigation system.
Within the framework of this service, you
receive a professional and reliable form of
navigation support without having to leave
your vehicle.
The customer service representative finds a
suitable route depending on your vehicle's
current position and the desired destination.
You will then be guided live through the
current route section.
Search & Send General notes
i
To use "Search & Send", your vehicle
must be equipped with mbrace and a
navigation system. Additionally, an mbrace
service subscription must be completed.
"Search & Send" is a destination entry
service. A destination address which is found
on Google Maps ®
can be transferred via
mbrace directly to your vehicle's navigation
system.
Specifying and sending the destination
address
X Go to the website http://
maps.google.com and enter a destination
address into the entry field.
X To send the destination address to the
e-mail address of your mbrace
account: click on the corresponding
button on the website.
i Example: Features
337Stowage and features Z
engine components or the exhaust system it
could ignite. There is a risk of fire and injury.
Make sure that no windshield washer
concentrate is spilled next to the filler neck. X
To open: pull cap0043upwards by the tab.
X Place cap 0043on the edge of the filler neck
and engage in place.
X Add the premixed washer fluid.
X To close: press cap 0043onto the filler neck
until it engages.
If the washer fluid level drops below the
recommended minimum of 1 liter, a message
appears in the multifunction display
prompting you to add washer fluid
(Y page 300).
Further information on windshield washer
fluid/antifreeze (Y page 427).ASSYST PLUS
Service message
The ASSYST PLUS service interval display
informs you of the next service due date.
Information on the type of service and service
intervals (see the separate Maintenance
Booklet).
You can obtain further information from an
authorized Mercedes-Benz Center or at
http://www.mbusa.com (USA only).
i The ASSYST PLUS service interval display
does not show any information on the engine oil level. Observe the notes on the
engine oil level (Y
page 349).
The multifunction display shows a service
message for several seconds, e.g.:
R Service A in .. Days
Service A in .. Days
R Service A Due Service A Due
R Service A Exceeded by .. Days
Service A Exceeded by .. Days
Depending on the operating conditions of the
vehicle, the remaining time or distance until
the next service due date is displayed.
The letter A Aor B
B, possibly in connection with
a number or another letter, shows the type of
service. A Astands for a minor service and B
Bfor
a major service.
You can obtain further information from an
authorized Mercedes-Benz Center.
The ASSYST PLUS service interval display
does not take into account any periods of
time during which the battery is
disconnected.
Maintaining the time-dependent service
schedule:
X Note down the service due date displayed
in the multifunction display before
disconnecting the battery.
or
X After reconnecting the battery, subtract
the battery disconnection periods from the
service date shown on the display. Hiding a service message
X Press the 0076or0038 button on the
steering wheel. Displaying service messages
X Switch the ignition on.
X Use 00E2 on the steering wheel to call up
the list of menus. 352
ASSYST PLUSMaintenance and care