2013 MERCEDES-BENZ M-Class ignition

Display messages Possible causes/consequences and
0001 Solutions
0001
Power Steering
Malfunction See
Operator's Manual The powe
rsteering is malfunctioning.
Aw arning tone also sounds.
G WARNING
You will need to use more force to steer.
There is a ris kofanaccident.
X Check whethe ryou 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 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. 001E
Check Washer Fluid The washer fluid level in the washer fluid reservoir has dropped
below the minimum.
X
Add washer fluid (Y page 368).Wiper
Malfunctioning The windshield wipers are malfunctioning.
X
Visit a qualified specialist workshop. Hazard Warning
Flashers
Malfunctioning The hazard warning lamps are faulty.
X
Visit a qualified specialist workshop. SmartKey
Display messages Possible causes/consequences and
0001 Solutions
0002
Key Does Not
Belong to Vehicle You have put the wrong SmartKey in the ignition lock.
X
Use the correct SmartKey. 0002
Take
Your Key from
Ignition The SmartKey is in the ignition lock.
X
Remove the SmartKey. 0002
Obtain a New Key The SmartKey needs to be replaced.
X
Visit a qualified specialist workshop. 314
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
0002
Replace
Key Battery The batteries of the KEYLESS-GO key are discharged.
X Change the batteries ( Ypage 81). 0002
Don't Forget Your
Key This display message is displayed fo
ramaximum of 60 seconds
and is simply 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. 0002
Key Not Detected
(red display message) The KEYLESS-GO key is not in the vehicle.
Aw
arning tone also sounds.
If the engine is switched off, you can no longer loc kthe 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 179).
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.
Aw
arning tone also sounds.
X Pull ove rand stop the vehicle safely as soo nas possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 179).
X Operate the vehicle with the SmartKey in the ignition lock. 0002
Key Not Detected
(white display
message) 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. 0002
Key Detected in
Vehicle The KEYLESS-GO key has been detected inside the vehicle during
locking.
X
Remove the KEYLESS-GO key from the vehicle. Display messages
315On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0002
Remove 'Start'
Button and Insert
Key KEYLESS-GO is temporarily malfunctioning or is defective. 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. 0002
Close Doors to
Lock Vehicle At leas
tone door is open. Awarning tone also sounds.
X Close all doors and loc kthe vehicle again. Warning and indicator lamps in the
instrument cluster
Overview
000D Low-beam headlamps
(Ypage 121)
0016 Parking lamps (Y page 122)
000C High-beam headlamps
(Ypage 124)
00070006 Turn signal (Ypage 123)
0014 Seat belts (Ypage 317)
0012 (USA) Brakes (Y page 318)
0009 (Canada)B rakes (Ypage 318)
0019 ABS (Ypage 319)
000F ESP®
(Y page 321)
0017 ESP®
OFF (Y page 321)
0008 (USA) Electric parking brake (red)
(Ypage 324)
000D (Canada )Electric parking brake (red)
(Y page 324)
000D Electric parking brake
(yellow) (Y page 324)
001F SRS (Ypage 324)
0010 Check Engine (Y page 325)
0012 Reserve fuel (Ypage 325)
000E Coolant (Ypage 326)
000F Distance warning function
(Ypage 328) 0010
Diesel engine: preglow
(Y page 159)
0012 Tire pressure monitor
(Ypage 329) 316
Warning and indicator lamps in the instrument clusterOn-board computer and displays

Engine
Problem Possible causes/consequences and
0001 Solutions
0010
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 (for vehicles with a gasoline engine)
R in the fuel system
The emission limit values may be exceeded and the engin emay
be running 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
specialist workshop as soon as the yellow Chec kEngine 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. Vehicles with a diesel engine: the fuel tank has been run dry
(Y
page 176).
X Start the engine three to four times after refueling.
If the yellow Check Engine warning lamp goes out, emergency
running mode is canceled. The vehicle need not be checked. 0012
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. 0012
The yellow reserve fuel
warning lamp flashes
while the vehicle is in
motion.
In addition, the
0010
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
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. Warning and indicator lamps in the instrument cluster
325On-board computer and displays Z

The bottles are not secured or prevented from
tipping over. Therefore, do not place any open
drink containers in the stowage
compartments.
Cup holder in the front-compartment
center console
0002
Cup holder
0003 Cover
X To open: slide cover 0003to its foremost
position.
X To close: pull cover 0003back as far as it will
go.
You can remove the cup holder's rubber mat
for cleaning. Clean with clear, lukewarm
water only.
Temperature-controlled cup holder in
the front-compartment center console 0002
Cup holder
0003 Residual heat indicator lamp
001F Switch The temperature-controlled cup holder can
be used to keep cold drink
scool and warm
drinks warm.
X Turn the SmartKey to position 2in the
ignition lock.
X To switch on the cooling function: press
and hold button 001Funtil the blue indicator
lamp on the button lights up.
X To switch on the heating function: press
and hold button 001Funtil the red indicator
lamp on the button lights up.
X To switch off the function: press and hold
button 001Funtil the indicator lamp on the
button goes out.
When the heating function is used, the metal
insert of the cup holder is heated. Once a
certain temperature is reached, residual heat
indicator lamp 0003lights up. This means that
the metal insert of the cup holder is hot. For
this reason, you must not reach into the cup
holder metal insert.
Do not use hard or sharp objects to clean the
cup holder. Use only a soft cloth to clean it.
Cup holder in the rear seat armrest !
Do not sit on or support your body weight
on the rear seat armrest when it is folded
down, as you could otherwise damage it. X
Fold down the rear seat armrest.
Cup holder 0002is located in the rear seat
armrest. 344
FeaturesStowage and features

In addition, flammable materials can ignite if:
R
the hot cigarette lighter falls
R a child holds the hot cigarette lighter to
objects, for example
There is a risk of fire and injury.
Always hold the cigarette lighter by the knob.
Always make sure that the cigarette lighter is
out of reach of children. Never leave children
unsupervised in the vehicle.
! The cigarette lighter in the center console
in the front compartment is not intended
for operating the tire inflation compressor. Youra
ttention must always be focused on the
traffic conditions. Only use the cigarette
lighter when road and traffi cconditions
permit.
X Turn the SmartKey to position 2in the
ignition lock (Y page 157).
X To open: slide cover 0002to its foremost
position.
X Press in cigarette lighter 0003.
Cigarette lighter 0003will pop out
automatically when the heating element is
red-hot.
X To close: pull cover 0002back as far as it will
go. 12
Vsockets
General notes X
Turn the SmartKey to position 1in the
ignitio nlock (Y page 157).
With the exception of the socket in the front
center console, all socket scan be used for
accessories with a maximum curren tdraw of
240 W (20 A). The socket in the front center
console can be used for accessories with a
maximum current draw of 180 W (15 A).
Accessories include such items as lamps or
chargers for mobile phones.
If you use the sockets for long periods when
the engine is switched off, the battery may
discharge.
i An emergency cut-out ensures that the
on-board voltage does not drop too low.If
the on-board voltage is too low, the power
to the sockets is automatically cut. This
ensures tha tthere is sufficient power to
start the engine.
Socket in the front-compartment center
console !
The socket is not suitable for operating
the tire inflation compressor. X
To open: slide cover 0002to its foremost
position.
X Lift up the cover of socket 0003.
X To close: pull cover 0002back as far as it will
go. Features
347Stowage and features Z

Socket in the rear-compartment center
console X
Lift up the cover of socket 0002.
Vehicles with the Rear Seat Entertainment
System have two sockets in the center
console in the rear compartment.
Socket in the cargo compartment X
Lift up the cover of socket 0002.115
Vsocket
Important safety notes G
DANGER
When a suitable device is connected, the
11 5Vp ower 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
specialized workshop if it is damaged or has
been pulled out of the trim.
R Never plug the connector cable into a
115 Vpower 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 provides an alternating
voltage of 115 V so that small electronic
devices can be connected. These devices,
such as games consoles, chargers and
laptops, should not consume more than a
maximum 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
correctly into 115 V power socket.
R the maximum wattage of the device to be
connected must not exceed 150 watts.
R the on-board power supply is within a
permissible voltage range.
R the 12 V sockets in the rear compartment
and the cargo compartment are
operational. 348
FeaturesStowage and features

The mbrace system
To adjus
tthe volume during an mbrace call,
proceed as follows:
X Press the 0009or000A button on the
multifunction steering wheel.
or
X Use the volume controller of the audio
system/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.
System self-test After you have switched on the ignition, the
system carries out a self-diagnosis.
Am alfunction in the system has been
detected if one of the following occurs:
R The indicator lamp in the SO Sbutton does
not come on during the system self-test.
R The indicator lamp in the 0009Roadside
Assistance butto ndoes not light up during
self-diagnosis of the system.
R The indicator lamp in the 000BMB 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
- the 0009 Roadside Assistance call
button
- the 000B MB Info call button
R The mbrace Inoperative or
mbrace Service 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. Make sure
that your system is activated and ready for
use. To register, press the 000BMB 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
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 emergenc ycall has been
initiated, the indicator lamp in the SO Sbutton Features
351Stowage and featu res Z