SETUP
:Drive program (C/S/M)
;ESP®mode (ON/OFF)
SETUP shows the drive program and the ESP
®
(Electronic Stability Program) mode.
XPress the =or; button on the steering
wheel to select the AMGmenu.
XPress9repeatedly until SETUP appears.
RACETIMER
Displaying and starting RACETIMER
The RACETIMER is only intended for use on a
closed race circuit. Do not use the function on
public roads.
:Lap
;RACETIMER
You can start the RACETIMER when the engine is
running or if the SmartKey is in position 2
(
Ypage 104) in the ignition lock.
XPress =or; on the steering wheel to
select the AMGmenu.
XPress the9button repeatedly until the
RACETIMER appears.
XTo start: press the abutton to start the
RACETIMER.
Displaying the intermediate time
XPress the =or; button to select
Interm. Time.
XPress ato confirm.
The intermediate time is shown for five sec-
onds.
Starting anew lap
:RACETIMER
;Fastest lap time (best lap)
=Lap
XPress ato confirm New Lap.
iIt is possible to store amaximum of sixteen
laps. The 16th lap can only be completed with
Finish Lap
.
Stopping the RACETIMER
XPress the %button on the steering wheel.
XConfirm Yeswitha.
The RACETIMER interrupts timing if you stop the
vehicle and turn the SmartKey to position 1in
the ignition lock (
Ypage 104). If you turn the
SmartKey to position 2or 3(Ypage 104) and
then press ato confirm Start
,timing is
continued.
168Menus and submenus
On-board computer and displays
Resetting the current lap
XStop the RACETIMER (Ypage 168).
XPress the=or; button to select
ResetL ap.
XPressato resett he laptime to "0".
Deleting all laps
If yo uswitch off the engine, the RACETIMER is
resetto" 0" after30seconds .All laps are
deleted.
You cannot delete individual storedl aps. If you
have stopped 16 laps, the current la pdoesn ot
have to be reset.
XReset the current la p(Ypage 169).
XPressato confirm Reset.
The ResetR ace-Timer?display message
appears in the multifunction display.
XPress the :button to select Yesand press
the a button to confirm.
All laps are deleted.
Overall statistics
:RACETIMER overal levaluation
;Totalt ime driven
=Average speed
?Distance covered
AMaximu mspeed
If yo usaveatl east one la pand then stop RACE-
TIMER, an overal levaluation is available.
XPress the =or; button on the steering
wheel to select the AMGmenu.
XPress the9button repeatedl yuntilthe
overal levaluation appears.
Lap statistics
:Lap
;Lap time
=Average la pspeed
?Lap length
ATop speed during lap
Thisf unction is only available if yo uhaves tored
at leas ttwo laps and have stopped the RACE-
TIMER.
XPress the =or; button on the steering
wheel to select the AMGmenu.
XPress9repeatedl yuntilal apevaluation
appears.
Each la pappears in aseparate submenu. The
fastest la pisindicated by flashing symbol :.
XPress the9or: button to select adif-
ferent la pevaluation.
Display messages
Introduction
General notes
Displa ymessages appea rinthe multifunction
display.
Displa ymessages with graphicd isplay smay be
shown in simplified form in the Operator's Man-
ua land may therefore differ from the multifunc-
tion display.
Please respond in accordance with the display
messages and follow the additiona lnotes in this
Operator's Manual.
Certai ndisplay messages are accompanied by
an audiblew arning tone or acontinuousw arning
tone.
Wheny oustop and park the vehicle ,please
observe the notes on:
RHOLD function (Ypage 139)
RParking (Ypage 120)
Display messages169
On-board computer and displays
Z
Hiding display messages
XPress theaor% button on the steering
wheel.
The multifunction display hidest he display
message.
High-priority display messages are showninr ed
in the multifunction display .Some high-priority
display messages cannot be hidden.
The multifunction display showst hese mes-
sage scontinuously until the causes for the mes-
sage shave been remedied.
Message memory menu
The on-board compute rsave scertain display
messages in the messagememory.You can
call up the display messages:
XPress the =or; button on the steering
wheeltos elect theServ.menu.
If there are display messages, the multifunc-
tion display shows 2Messages
,for example.
XPress the 9or: button to select the
entry, e.g. 2Messages.
XPress ato confirm.
XPress the 9or: button to scroll
through the display messages.
When the ignitio nisswitched off, all display
messages are deleted, apart from some high-
priority display messages. Once the causes of
the high-priority display messages have been
rectified, the corresponding display messages
are als odeleted.
170Display messages
On-board computer and displays
Safety systems
Display messagesPossible causes/consequences andMSolutions
!÷
ABS, ESP DefectiveVisit Workshop
ABS (Anti-lock Braking System) and ESP®(Electronic Stability Pro-
gram) are temporarily not available.
Other driving systems and driving safety systems may also malfunc-
tion.
In addition, the ÷and! warning lamps light up in the instru-
ment cluster.
Possible causes are:
RSelf-diagnosis is not yet complete.
RThe on-board voltage may be insufficient.
GWARNING
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.
XCarefullyd riveasuitable distance, making slight steering move-
mentsatas peed above 12 mph (20 km/h).
If the display message disappears, the functions mentioned above are available again.
If the display message remains on show:
XDrive on carefully.
XVisit aqualified specialist workshop.
!÷
Currently Unavaila‐ble See Operator'sManual
ABS and ESP®are malfunctioning.
Other driving systems and driving safety systems may also malfunc-
tion.
In addition, the ÷and! warning lamps light up in the instru-
ment cluster.
GWARNING
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.
XDrive on carefully.
XVisit aqualified specialist workshop immediately.
Display messages171
On-board computer and displays
Z
Display messagesPossible causes/consequences andMSolutions
÷
ESPDefectiveVisitWorkshop
ESP®is malfunctioning .
Other drivin gsystems and drivin gsafet ysystems may also malfunc -
tion .
The ÷ warning lamp also lights up in th einstrumen tcluster.
The self-diagnosis function might no tbecomplete, for example.
GWARNIN G
The brak esystem continues to function normally, but without th e
function slisted above.
The braking distanc einanemergenc ybraking situation can thus
increase.
If ES P
®is no toperational, ES P®is unable to stabiliz ethe vehicle.
There is an increased ris kofskiddin gand an accident.
XCarefully drive asuitable distance, making slight steering move-
ments at aspeed abov e12mph(20 km/ h).
If the display message disappears, the functions mentioned above are available again.
If the display message remains on show:
XDrive on carefully.
XVisit aqualifieds pecialist workshop.
!
÷J
ABS,ESP,EBDDefec‐tive Visit Workshop
EBD (electronic brake force distribution), ABS and ESP®are malfunc-
tioning.
Other driving systems and driving safety systems may also malfunc-
tion.
In addition, the ÷,Jand! warning lampsl ightupinthe
instrument cluster and awarning tone sounds.
GWARNING
The brake system continues to function normally,b ut withoutthe
functions listed above.T he front and rear wheelsc ould therefore lock
if you brake hard, for example.
The steerability and braking characteristics may be severelya ffected.
The braking distance in an emergency braking situation can increase.
If ESP
®is not operational, ESP®is unabl etostabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.
XVisit aqualifieds pecialist workshop immediately.
F(USA
only)
J(Canada
only)
Please
ReleasePark‐ing Brake
You are driving with the parking brake applied. Awarning tone also
sounds.
XRelease the parking brake.
172Display messages
On-board computer and displays
Display messagesPossible causes/consequences andMSolutions
$(USA
only)
J(C anada
only)
Check Brake Fluid
Level
There is no tenough brak efluidint hebrak efluid reservoir .
In addition ,the $ (USAonly)/ J (Canada only) warning lamp
lights up in th einstrumen tcluste rand aw arning tone sounds.
GWARNIN G
The braking effec tmay be impaired.
There is ariskofana ccident.
XPull overand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions. Do no tcontinue driving
under any circumstances.
XSecur ethe vehicl eagainst rollin gaway (Ypage 120).
XConsult aqualified specialist workshop .
XDo notadd brak efluid .This does no tcorrect them alfunction .
#
CheckBrakePadWear
The brak epads/linings hav ereached their wear limit.
XVisit aqualified specialist workshop .
G
mbrace Inoperative
USA only:on eorm orem ain function softhembrace system are mal-
functioning .
Canad aonly :on eorm orem ain function softheTELE AI Dsystem are
malfunctioning .
XUSA only:hav ethe mbrace system checke dataqualified specialist
workshop .
XCanadaonly :hav ethe Tele AI Dsystem checke dataqualified spe -
cialist workshop .
6
SRSMalfunctionSer‐viceRequired
The restrain tsystem is malfunctioning .The 6 warning lamp also
lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XVisit aqualified specialist workshop .
Fo rfurther information about th erestrain tsystem, see (
Ypage 38).
6
Front Lef tMalfunc‐tionServic eRequiredorFr ontRight MalfunctionServic eRequired
The restrain tsystem has malfunctioned at th efront on th eleftorr ight.
The 6 warning lamp also lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XVisit aqualified specialist workshop .
Display messages173
On-boardc omputer andd isplays
Z
Display messagesPossible causes/consequences andMSolutions
6
RearLeftM alfunc‐tionServic eRequiredorRea rRight MalfunctionServic eRequired
The rear left-han dorright-hand restrain tsystem has malfunctioned.
The 6 warning lamp also lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XVisit aqualified specialist workshop .
6
RearCenterMalfunc‐tionServic eRequired
The rear center restrain tsystem has malfunctioned. The 6warning
lamp also lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XVisit aqualified specialist workshop .
6
LeftSideC urtai nAirbag MalfunctionServic eRequiredorRi ghtSid eCurtai nAirbagMalfunctionServiceRequired
The left-han dorright-hand window curtai nair bag is malfunctioning .
The 6 warning lamp also lights up in th einstrumen tcluster.
GWARNIN G
The lef torright window curtai nair bag may either be triggered unin-
tentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XVisit aqualified specialist workshop .
FrontPassengerAir‐bag Disabled SeeOperator' sManual
ABabySmart ™compatible child restrain tsystem is installed on th e
front-passenger seat .
The 45indicator lamp also lightsu p.
The front-passenge rair bag is therefore disabled.
Further information on BabySmart™ (
Ypage 53).
174Display messages
On-board computer and displays
Display messagesPossible causes/consequences andMSolutions
FrontPassengerAir‐bag Enable dSeeOperator' sManual
The 45indicator lamp does not remain lit if aspecial Baby-
Smart™-compatible child restraint system has been installed on the
front-passenge rseat.
The BabySmart™ system is malfunctioning.
GWARNING
The front-passenge rfront air bag can be triggeredu nintentionally in
the eventofana ccident.
There is arisk of an accident.
XMake sure there is nothing betwee nthe seat cushio nand the child
seat.
XCheck for correcti nstallation of the child restraint system.
XIf the45indicator lamps do not light up, have the Baby-
Smart™ system checked as soon as possible at aqualified special-
ist workshop.
Do not transport achild on the front-passenge rseat until the air bag
deactivatio nsystem has been repaired.
RadarSensorsDirtySee Operator's Man‐ual
The radar sensor system is malfunctioning.
Possible causes are:
RDirtons ensors
RHeavy rain or snow
RWhen drivingoni nter-urban roads without traffic or infrastructure,
e.g. in desert-lik eareas
At least one drivings ystem is malfunctionin gortemporarily unavail-
able:
RDISTRONIC PLUS
Aw arnin gtonea lso sounds.
Onc ethe cause of the problem is no longer present ,the drivings ys-
tem swill be available again. The display message disappears.
If the display message does not disappear:
XPull over and sto pthe vehicle safely as soon as possible,p aying
attention to road and traffic conditions.
XSecure the vehicle against rollinga way (Ypage 120).
XSwitch off the engine.
XClean all sensors (Ypage 234).
XRestartthe engine.
The display message disappears.
Display messages175
On-board computer and displays
Z