Display messages
Possible causes/consequences and
0050
0050Solutions 00CC
Power Power
Steering
Steering Mal‐
Mal‐
function See Oper‐
function See Oper‐
ator's Manual ator's Manual The power steering is malfunctioning.
A warning tone also sounds.
G WARNING
You will need to use more force to steer.
There is a risk of an accident. X Check whether you are able to apply the extra force required.
X If you are able to steer safely: carefully drive on to a qualified
specialist workshop.
X If you are unable to steer safely: do not drive on. Contact the
nearest qualified specialist workshop. Phone No Service Phone No Service Your vehicle is outside the network provider's transmitter/
receiver range.
X Wait until the mobile phone operational readiness symbol
appears in the multifunction display. 00B2
Top Top
up
upwasher
washer fluid
fluid The washer fluid level in the washer fluid reservoir has dropped
below the minimum.
X Add washer fluid (Y page 303). SmartKey
Display messages
Possible causes/consequences and
0050 0050Solutions 00AF
Key Does Not Key Does Not
Belong to Vehicle Belong to Vehicle You have put the wrong SmartKey in the ignition lock.
X Use the correct SmartKey. 00AF
Take Take
Your
YourKey
Keyfrom
from
Ignition
Ignition The SmartKey is in the ignition lock.
X Remove the SmartKey. 00AF
Obtain a New Key Obtain a New Key The SmartKey needs to be replaced.
X Visit a qualified specialist workshop. 00AF
Replace Replace
Key
KeyBattery
Battery The batteries of the KEYLESS-GO key are discharged.
X Change the batteries (Y page 81). Display
messages
259On-board computer and displays Z
Display messages
Possible causes/consequences and
0050
0050Solutions 00AF
Don't Forget Your Don't Forget Your
Key Key The display message is shown for a maximum of 60 seconds and
is only a reminder.
You have opened the driver's door with the engine switched off.
The KEYLESS-GO key is not in the ignition lock.
X Remember to take the KEYLESS-GO key with you when you
leave the vehicle. 00AF
Key Not Detected Key Not Detected
(red display message) The KEYLESS-GO key 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 (Y page 168).
X Locate the KEYLESS-GO key. The KEYLESS-GO key is not detected while the engine is running
because there is interference from a strong source of radio waves.
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 (Y page 168).
X Operate the vehicle with the SmartKey in the ignition lock. 00AF
Key Not Detected Key Not Detected
(white display mes-
sage) The KEYLESS-GO key cannot be detected at present.
X Change the location of the SmartKey with the KEYLESS-GO
functions in the vehicle.
If the KEYLESS-GO key is still not detected:
X Operate the vehicle with the SmartKey in the ignition lock. 00AF
Remove Remove
'Start'
'Start' But‐
But‐
ton and Insert Key
ton and Insert Key The KEYLESS-GO key can continuously not be detected.
KEYLESS-GO is temporarily malfunctioning or is defective. A warn-
ing tone also sounds.
X Insert the SmartKey into the ignition lock and turn it to the
desired position.
X Visit a qualified specialist workshop. 260
Display
messagesOn-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 immediately visit a qualified special-
ist 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. 00B6
The yellow reserve fuel
warning lamp flashes
while the vehicle is in
motion. In addition,
the
00B9 Check Engine
warning lamp may light
up. The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X Observe the additional display messages in the multifunction
display.
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 work-
shop. 00B6
The yellow reserve fuel
warning lamp lights up
while the engine is run-
ning.
The fuel level has dropped into the reserve range.
X Refuel at the nearest gas station. Warning and indicator lamps in the instrument cluster
267On-board computer and displays Z
Socket in the front-compartment center
console X
To open: slide cover 0043forwards.
X Lift up the cover of socket 0044.
X To close: pull cover 0043back.
Socket in the rear-compartment center
console X
Pull cover 0044out by its top edge.
X Lift up the cover of socket 0043.115 V socket
Important safety notes G
DANGER
When a suitable device is connected, the
115 V power socket will be carrying a high
voltage. You could receive an electric shock if the connector cable or the 115 V power
socket is pulled out of the trim or is damaged
or wet. There is a risk of fatal injury. R
Use only connector cables that are dry and
free of damage.
R When the ignition is off, make sure that the
115 V power socket is dry.
R Have the 115 V power socket checked or
replaced immediately at a qualified speci-
alized workshop if it is damaged or has been
pulled out of the trim.
R Never plug the connector cable into a 115 V
power socket that is damaged or has been
pulled out of the trim. G
DANGER
If you reach into the power socket or plug
inappropriate devices into the power socket,
you could receive an electric shock. There is a risk of fatal injury.
Only connect appropriate devices to the
power socket.
! Note that work and repairs on the 115 V
power socket should only be carried out by
qualified specialist personnel.
General notes 115 V power socket
0043provides an alternat-
ing voltage of 115 V so that small electronic
devices can be connected. These devices,
such as games consoles, chargers and lap-
tops, should not consume more than a maxi-
mum of 150 watts altogether.
Requirements for operation of these devices:
R the electronic device that you connect has
a suitable connector and conforms to
standards specific to the country you are in.
R the plug of the electronic device is plugged
into 115 V power socket 0043.
R the maximum wattage of the device to be
connected must not exceed 150 watts.
R the on-board power supply is within a per-
missible voltage range.
R the 12 V sockets in the rear compartment
and the cargo compartment are opera-
tional (Y page 284). Features
285Stowage and features Z
Using the 115 V power socket
X
To switch on: switch the ignition on.
X Open flap 0087.
X Insert the plug of the electronic device into
115 V power socket 0043.
Indicator lamp 0044lights up.
X To switch off: remove the connector from
115 V socket 0043.
Ensure that you do not pull on the cord. 286
FeaturesStowage and features
The mbrace system
To adjust the volume during a call, proceed as
follows:
X Press the 0081or0082 button on the mul-
tifunction steering wheel.
or
X Use the volume controller of the audio sys-
tem/COMAND.
The system offers 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.
System self-test After you have switched on the ignition, the
system carries out a self-diagnosis.
A malfunction in the system has been detec-
ted 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-diag-
nosis 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 Inop‐
Inop‐
erative
erative orService Not Activated Service Not Activated
message appears in the multifunction dis-
play.
If a malfunction is indicated as outlined
above, the system may not operate as expec-
ted. 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
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 vehi-
cle, 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 whendark or in poor visibility conditions
There is a risk of an accident and injury.
Leave the vehicle immediately in this or simi-
lar situations as soon as it is safe to do so.
Move to a safe location along with other vehi-
cle occupants. In such situations, secure the
vehicle in accordance with national regula-
tions, e. g. with a warning triangle.
You must have a license agreement to acti-
vate the mbrace service. Make sure that your
system is activated and operational. To reg-
ister, press the 00D9MB Info call button. If
any of the steps mentioned are not carried
out, the system may not be activated.
If you have questions about the activation,
contact one of the following telephone hot-
lines:
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 288
FeaturesSto
wage an d features
i
The destination download function is
available if the relevant mobile phone net-
work is available and data transfer is pos-
sible.
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 Pack- age 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 cur-
rent route section.
Search & Send "Search & Send" is a destination entry ser-
vice. You can find further information on
"Search & Send" in the separate COMAND
operating instructions.
Vehicle remote opening You can use the vehicle remote opening if you
have unintentionally locked your vehicle and
a replacement SmartKey is not available.
The vehicle can be opened by the Mercedes-
Benz Customer Assistance Center.
The vehicle can be immediately opened
remotely within four days of the ignition being
turned off. After this time, the remote unlock- ing may be delayed by 15 to 60 minutes. After
30 days, the vehicle can no longer be opened
remotely.
X Contact the following service hotlines: R
USA: Mercedes-Benz Customer Assis-
tance Center at 1-800-FOR-MERCedes
(1-800-367-6372) or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367
You will be asked for your password.
X Return to your vehicle at the time agreed
upon with the Mercedes-Benz Customer
Assistance Center.
USA only: alternatively, the vehicle can be
opened via:
R the Internet, under the "Owners Online"
section
R the telephone application (e. g. for iPhone ®
,
Android)
To do this, you will need your identification
number and password.
i Vehicle remote opening is only possible if
the corresponding mobile phone network is accessible.
Vehicle remote closing The valet locking feature can be used when
you have forgotten to lock the vehicle and you
are no longer nearby.
The vehicle can then be locked by the
Mercedes-Benz Customer Assistance Center.
The vehicle can be immediately remotely
locked within four days of the ignition being
turned off. After this time, remote closing may be delayed by 15 to 60 minutes. After 30 days
the vehicle can no longer be locked remotely.
X Contact the following service hotlines:
R USA: Mercedes-Benz Customer Assis-
tance Center at 1-800-FOR-MERCedes
(1-800-367-6372) or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367
You will be asked for your password.
The next time you are inside the vehicle and
you switch on the ignition, the Doors Doors
Locked Remotely
Locked Remotely message appears in the
multifunction display. 292
FeaturesStowage and features
USA only: alternatively, the vehicle can be
locked via:
R the Internet, under the "Owners Online"
section
R the telephone application (e. g. for iPhone ®
,
Android)
To do this, you will need your identification
number and password.
i The vehicle remote closing feature is
available when the relevant mobile phone
network is available and data connection is
possible.
Stolen vehicle recovery service If your vehicle has been stolen:
X Notify the police.
The police will issue a numbered incident
report.
X This number will be forwarded to the
Mercedes-Benz Customer Assistance Cen-
ter together with your PIN.
The Mercedes-Benz Customer Assistance
Center then tries to locate the system. The Mercedes-Benz Customer Assistance Cen-ter contacts you and the local law enforce-
ment agency if the vehicle is located.
However, only the law enforcement agency is informed of the location of the vehicle.
i If the anti-theft alarm system is activated
for longer than 30 seconds, the Mercedes-
Benz Customer Assistance Center is auto-
matically notified.
Vehicle remote malfunction diagnosis With the vehicle remote malfunction diagno-
sis (Vehicle Health Check), the Customer
Assistance center can provide improved sup- port for problems with your vehicle. During anexisting call, vehicle data is transferred to the
Customer Assistance Center. The customer
service representative can use the received
data to decide what kind of assistance is
required. You are then, for example, guided to the nearest authorized Mercedes-Benz Cen-
ter or a recovery vehicle is called.
If vehicle data needs to be transferred during
an MB Info call or a Roadside Assistance call, this is initiated by the Customer Assistance
Center. You will see the Roadside Assis‐
Roadside Assis‐
tance Connected tance Connected message in the COMAND
display. If the vehicle remote malfunction
diagnosis can be started, the Request for Request for
vehicle diagnosis received. Start
vehicle diagnosis received. Start
vehicle diagnosis? vehicle diagnosis? message appears in
the display.
X Confirm the message with Yes
Yes.
X When the Vehicle Diagnosis Please
Vehicle Diagnosis Please
start ignition
start ignition message appears, turn
the SmartKey to position 2in the ignition
lock (Y page 149).
X When the Please
Please follow
followthe
the instruc‐
instruc‐
tions received by phone and move
tions received by phone and move
your vehicle to a safe position. your vehicle to a safe position.
message appears, follow the customer ser-
vice representative's instructions.
The message in the display disappears.
If you select Cancel Cancel, the vehicle remote
malfunction diagnosis is canceled com-
pletely.
The vehicle operating state check begins.
You will see the Vehicle diagnosis Vehicle diagnosis
activated.
activated. message.
When the diagnosis is completed, the Send
Send
vehicle diagnostics data//(Voice
vehicle diagnostics data//(Voice
connection may be//interrupted dur‐ connection may be//interrupted dur‐
ing ing data
data transfer)
transfer) message appears. The
vehicle data can now be sent to the Customer Assistance center.
X Press OK
OKto confirm the message.
The voice connection with the Customer
Assistance Center is terminated.
You will see the Vehicle Diagnosis: Vehicle Diagnosis:
Transferring data...
Transferring data... message.
The vehicle data is sent to the Customer
Assistance Center.
Depending on what the customer service rep-
resentative agreed with you, the voice con-
nection is re-established after the transfer is Features
293Stowage and features Z