2014 MERCEDES-BENZ GL service

The selected unit of measurement for
distance applies to:
RDigital speedometer in theTripTripmenu
ROdometer and the trip odometer
RTrip computer
RCurrent consumption and the range
RNavigation instructions in theNaviNavimenu
RCruise control
RDISTRONIC PLUS
RASSYST PLUS service interval display
Selecting the permanent display function
You can determine whether the multifunction
display permanently shows your speed or the
outside temperature.
XPress theYorebutton on the
steering wheel to select theSettSettmenu.
XPress thedorcbutton to select the
Instrument ClusterInstrument Clustersubmenu.
XPressvto confirm.
XPress thedorcbutton to select the
Permanent Display:Permanent Display:function.
You will see the selected settingOutsideOutside
TemperatureTemperatureorAdditionalAdditional
Speedometer [km/h]Speedometer [km/h](USA)/
Additional Speedometer [mph]Additional Speedometer [mph]
(Canada).
XPress thevbutton to save the setting.
iThe speed is shown in km/h (USA)/mph
(Canada).
Light submenu
Setting the daytime running lamps
iThis function is not available in Canada.
XPress theYorebutton on the
steering wheel to select theSett.Sett.menu.
XPress thedorcbutton to select the
LightLightsubmenu.
XPressvto confirm.
XPressdorcto select theDaytimeDaytime
Running LightsRunning Lightsfunction.
If theDaytime Running LightsDaytime Running Lightsfunction
has been switched on, the cone of light and
the

Display messagesPossible causes/consequences andPPSolutions
PRE-SAFEPRE-SAFE
FunctionsFunctions
Currently LimitedCurrently Limited
See Operator'sSee Operator's
ManualManual
Vehicles with the Active Driving Assistance package:
PRE-SAFE®Brake is temporarily inoperative. Possible causes are:
Rfunction is impaired due to heavy rain or snow.
Rthe sensors in the radiator grill and the bumper are dirty.
Rthe radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
RAMG vehicles: ESP®is deactivated.
Rthe system is outside the operating temperature range.
Rthe on-board voltage is too low.
When the causes stated above no longer apply, the display
message disappears.
PRE-SAFE®Brake is operational again.
If the display message does not disappear:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 188).
XClean the sensors in the radiator grill and the bumper
(Ypage 380).
XRestart the engine.
XAMG vehicles: reactivate ESP®(Ypage 73).
PRE-SAFEPRE-SAFE
FunctionsFunctions
Currently LimitedCurrently Limited
See Operator'sSee Operator's
ManualManual
Vehicles without the Active Driving Assistance package: Adaptive
Brake Assist is faulty. The distance warning function may also have
failed.
Vehicles with the Active Driving Assistance package:
PRE-SAFE®Brake is faulty. BAS PLUS or the distance warning
function may also have failed.
XVisit a qualified specialist workshop.
u
SRS MalfunctionSRS Malfunction
Service RequiredService Required
There is a malfunction in the SRS (Supplemental Restraint
System).
Theuwarning lamp also lights up in the instrument cluster.
GWARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
XVisit a qualified specialist workshop.
Further information on occupant safety (Ypage 43).
Displaymessages299
On-b oard computer and displays
Z

Display messagesPossible causes/consequences andPPSolutions
u
Front LeftFront Left
MalfunctionMalfunction
Service RequiredService Required
orFront RightFront Right
MalfunctionMalfunction
Service RequiredService Required
SRS has malfunctioned at the front on the left or right. Theu
warning lamp also lights up in the instrument cluster.
GWARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
XVisit a qualified specialist workshop.
u
Rear LeftRear Left
MalfunctionMalfunction
Service RequiredService Required
orRear RightRear Right
MalfunctionMalfunction
Service RequiredService Required
SRS has malfunctioned at the rear on the left or right. Theu
warning lamp also lights up in the instrument cluster.
GWARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
XVisit a qualified specialist workshop.
u
Rear CenterRear Center
MalfunctionMalfunction
Service RequiredService Required
SRS has malfunctioned at the rear center. Theuwarning lamp
also lights up in the instrument cluster.
GWARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
XVisit a qualified specialist workshop.
u
Left Side CurtainLeft Side Curtain
AirbagAirbagMalfunctionMalfunction
Service RequiredService Required
orRight SideRight Side
Curtain AirbagCurtain Airbag
MalfunctionMalfunction
Service RequiredService Required
There is a malfunction in the left-hand or right-hand window
curtain air bag. Theuwarning lamp also lights up in the
instrument cluster.
GWARNING
The left or right window curtain air bag may either be triggered
unintentionally or, in the event of an accident, may not be
triggered.
There is an increased risk of injury.
XVisit a qualified specialist workshop.
300Displaymessages
On-b oard computer and displays

Display messagesPossible causes/consequences andPPSolutions
Transmission NotTransmission Not
in P Risk ofin P Risk of
Vehicle RollingVehicle Rolling
AwayAway
The driver's door is open and the transmission is in positionR,N
orD.
A warning tone also sounds.
XShift the transmission to positionP.
XSecure the vehicle against rolling away (Ypage 188).
Service RequiredService Required
DoDoNotNotShiftShiftGearsGears
Visit DealerVisit Dealer
You cannot change the transmission position due to a malfunction.
A warning tone also sounds.
If transmission positionDis selected:
XDrive to a qualified specialist workshop without shifting the
transmission from positionD.
If transmission positionR,NorPis selected:
XNotify a qualified specialist workshop or breakdown service.
Only Shift to 'P'Only Shift to 'P'
when Vehicle iswhen Vehicle is
StationaryStationary
The vehicle is moving.
XStop the vehicle safely as soon as possible, paying attention to
road and traffic conditions.
XShift the transmission to positionP.
eThe tailgate is open.
GWARNING
When the engine is running, exhaust gases can enter the vehicle
interior if the tailgate is open.
There is a risk of poisoning.
XClose the tailgate.
fThe hood is open.
GWARNING
The open hood may block your view when the vehicle is in motion.
There is a risk of an accident.
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 188).
XClose the hood.
QAt least one door is open.
A warning tone also sounds.
XClose all the doors.
Displaymessages321
On-b oard computer and displays
Z

Problems with the 115 V power socket
ProblemPossible causes/consequences andPPSolutions
The warning lamp on
the 115 V power socket
is not lit.
The on-board voltage is too low because the battery is too weak.
XStart the engine.
or
XCharge the battery (Ypage 394).
If the indicator lamp still does not light up:
XVisit a qualified specialist workshop.
The temperature of the DC/AC converter is temporarily too high.
XRemove the electronic device connector from the 115 V socket.
XLet the DC/AC converter cool down.
If the indicator lamp still does not light up after cooling down the
converter:
XVisit a qualified specialist workshop.
You have connected an electronic device that has a constant
nominal power of less than 150 watts, but a very high switch-on
current. This device will not work. If you connect such a device,
the 115 V power socket will not supply it with power.
XConnect a suitable device.
mbrace
General notes
You must have a license agreement to
activate the mbrace service. Make sure that
your system is activated and operational. To
log in, press the

If you have questions about the activation,
contact one of the following telephone
hotlines:
RUSA:Mercedes-Benz Customer Assistance
Center at
1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
RCanada: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.
iYou 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 multifunction display shows the
Connecting CallConnecting Callmessage.
The audio output is muted.
Once the connection has been made, the
Call ConnectedCall Connectedmessage appears in the
multifunction display.
All important information on the emergency
is transmitted, for example:
RCurrent location of the vehicle (as
determined by the GPS system)
RVehicle identification number
RInformation on the severity of the accident
Shortly after the emergency call has been
initiated, a voice connection is automatically
established between the Customer
Assistance Center and the vehicle occupants.
RIf the vehicle occupants respond, the
Mercedes-Benz Customer Assistance
Center attempts to get more information
on the emergency.
RIf there is no response from the vehicle
occupants, an ambulance is immediately
sent to the vehicle.
If no voice connection can be established to
the Mercedes-Benz Customer Assistance
Center, the system has been unable to initiate
an emergency call.
This can occur, for example, if the relevant
mobile phone network is not available. The
indicator lamp in the SOS button flashes
continuously.
TheCall FailedCall Failedmessage appears in the
multifunction display and must be confirmed.
In this case, summon assistance by other
means.
Making an emergency call
XTo initiate an emergency call
manually:press coverCbriefly to open.
XPress SOS buttonDbriefly.
The indicator lamp in SOS buttonD
flashes until the emergency call is
concluded.
XWait for a voice connection to the
Mercedes-Benz Customer Assistance
Center.
XAfter the emergency call, close coverC.
iIf the mobile phone network is
unavailable, mbrace will not be able to
make the emergency call. If you leave the
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.
Features357
Stowage and features
Z

Roadside Assistance button
XPress Roadside Assistance buttonC.
This initiates a call to the Mercedes-Benz
Customer Assistance Center.
The indicator lamp in Roadside Assistance
buttonCflashes while the call is active.
The multifunction display shows the
Connecting CallConnecting Callmessage. The audio
output is muted.
If a connection can be made, theCallCall
ConnectedConnectedmessage 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:
RCurrent location of the vehicle
RVehicle identification number
iThe audio system or 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.
From the vehicle remote malfunction
diagnosis, the Mercedes-Benz Customer
Assistance Center can ascertain the nature of
the problem (Ypage 362).
The Mercedes-Benz Customer Assistance
Center either sends a qualified Mercedes-
Benz technician or makes arrangements 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.
iThe system has not been able to initiate
a roadside assistance call, if:
Rthe indicator lamp for Roadside
Assistance call buttonCis flashing
continuously.
Rno 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.
TheCall FailedCall Failedmessage appears in the
multifunction display.
XTo end a call:press thevbutton on the
multifunction steering wheel.
or
XPress the corresponding button for ending
a phone call on the audio system or on
COMAND.
MB Info call button
XPress MB Info call buttonC.
This initiates a call to the Mercedes-Benz
Customer Assistance Center.
The indicator lamp in MB Info call
buttonCflashes while the connection is
being made. The multifunction display
358Features
Stowage and features

shows theConnecting CallConnecting Callmessage.
The audio system is muted.
If a connection can be made, theCallCall
ConnectedConnectedmessage 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:
RCurrent location of the vehicle
RVehicle identification number
iThe audio system or 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.
USA only: you can find further information on
the mbrace system under "Owners Online" at
http://www.mbusa.com.
iThe system has not been able to initiate
an MB Info call, if:
Rthe indicator lamp in MB Info call
buttonCis flashing continuously.
Rno 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.
TheCall FailedCall Failedmessage appears in the
multifunction display.
XTo end a call:press thevbutton on the
multifunction steering wheel.
or
XPress the corresponding button for ending
a phone call on the audio system or 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, an
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:
Rthevbutton on the multifunction
steering wheel
Rthe corresponding button on the audio
system or on COMAND for ending a
telephone call
iWhen 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
Downloading destinations gives you access
to a database 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 20 way points.
Features359
Stowage and features
Z