lights MERCEDES-BENZ CLS 2014 Repair Manual

GWARNING
If you deactivate ESP®,ESP®no longer
stabilizes the vehicle. There is an increased
risk of skidding and an accident.
Only deactivate ESP®in the situations
described in the following.
It may be best to deactivate ESP®in the
following situations:
Rwhen using snow chains
Rin deep snow
Ron sand or gravel
Activating/deactivating ESP®on AMG
vehicles (Ypage70).
For further information about ESP®,see
(Ypage68).
XStart the engine.
XPress the\norbutton on the
steering wheeltoselect theDriveAssist
menu.
XPress theorbutton to select
ESP.
XPress thebutton.
The current selection is displayed.
XTo activate/deactivate:press the
button again.
ESP®is deactivated if the warning lamp
in the instrument cluster lights up
continuously when the engine is running.
If thewarning lamp and the
warning lamp are lit continuously,ESP®is not
available due toamalfunction.
Observe the information on warning lamps
(Ypage269).
Observe the information on display messages
(Ypage238).
Activating/deactivating PRE-SAFE®
Brake
PRE-SAFE®Brake is only available in vehicles
with DISTRONIC PLUS.
XPress\noron the steering wheel
to select theDriveAssistmenu.
XPress theorbutton to select
PRE-SAFEBrake.
XPress thebutton.
The current selection is displayed.
XTo activate/deactivate:press the
button again.
When PRE-SAFE®Brake is deactivated, the
assistance graphic showsthe
symbol in
the multifunction display.
For more information on PRE-SAFE®Brake,
see (Ypage72).
Activating/deactivating ATTENTION
ASSIST
XPress\noron the steering wheel
to select theDriveAssistmenu.
XPressorto selectAttention
Assist.
XPress thebutton.
The current selection is displayed.
XTo activate/deactivate:press the
button again.
When ATTENTION ASSIST is deactivated, the

symbol and OFF appear in the
multifunction display in the assistance
display when the engine is running.
For further information about ATTENTION
ASSIST, see (Ypage203).
Activating/deactivating Blind Spot
Assist
XPress\noron the steering wheel
to select theDriveAssistmenu.
XPress theorbutton to select
Blind Spot Asst.
228Menus and submenus
On-board computer and displays

You can determinewhether the multifunction
display shows some messages in miles or
kilometers.
XPress the\norbutton on the
steeringwheel to selecttheSett.menu.
XPress theorbutton to select the
Inst. Clustersubmenu.
XPressto confirm.
XPress theorbutton to select the
Display Unit Speed-/Odometer:
function.
You will see the selected setting:kmor
miles.
XPress thebutton to save the setting.
The selected unit of measurement for
distance applies to:
Rthe digital speedometer in theTripmenu
Rodometer and the trip odometer
Rtrip computer
Rcurrent consumption and the range
Rthe navigation instructions in theNavi
menu
Rcruise control
RDISTRONIC PLUS
RASSYST PLUS service interval display
Selecting the permanent display function
You can determine whether the multifunction
displaypermanently shows your speed or the
outside temperature.
XPress the\norbutton on the
steering wheel to select theSett.menu.
XPress theorbutton to select the
Inst. Clustersubmenu.
XPressto confirm.
XPress theorbutton to select the
Permanent Display:function.
You will see the selected settingOutside
TemperatureorSpeedometer [km/h]
(USA)/Speedometer [mph](Canada).
XPress thebutton to save the setting.
iThe speed is shown in km/h (USA)/mph
(Canada).
Lights
Setting the brightness of the instrument
cluster lighting and switches
The lighting in the instrumentcluster,inthe
displays and the controls in the vehicle
interior can be adjusted using the
Brightness Display/Switches:function.
XPress the\norbutton on the
steeringwheel to selecttheSett.menu.
XPress theorbutton to select the
Lightssubmenu.
XPressto confirm.
XPress theorbutton to select the
Brightness Display/Switches:
function.
You will see the selected setting.
XPressto confirm.
XPress theorbutton to adjust the
brightness to any level fromLevel 1to
Level 5(bright).
XPress theorbutton to save the
setting.
If the light switch is set to\r,or
,the brightness is dependent upon
the brightness of the ambient light.
iThe light sensor in the instrumentcluster
automatically controls the brightnessof
the multifunction display.
In daylight, the displays in the instrument
cluster are not illuminated.
Switching thedaytime running lamps on/
off
iThis function is not available in Canada.
XPress the\norbutton on the
steeringwheel to selecttheSett.menu.
XPress theorbutton to select the
Lightssubmenu.
XPressto confirm.
230Menus and submenus
On-board computer and displays

XPressorto select theDay
Lights:function.
If theDayLights:have been switched on,
the cone of light and thesymbol in
the multifunction display are shown in red.
XPress thebutton to save the setting.
Further information on daytime running
lamps (Ypage 117).
Setting the brightness of the ambient
lighting
XPress the\norbutton on the
steeringwheel to select theSett.menu.
XPress theorbutton to select the
Lightssubmenu.
XPressto confirm.
XPress theorbutton to select the
Amb. Light +/-.function.
You will see the selected setting.
XPressto confirm.
XPress theorbutton to adjust the
brightness to any level fromOfftoLevel
5(bright).
XPress theorbutton to save the
setting.
Setting the ambient lighting color
XPress the\norbutton on the
steeringwheel to select theSett.menu.
XPress theorbutton to select the
Lightssubmenu.
XPressto confirm.
XPress theorbutton to select the
Ambient Light Colorfunction.
XPressto confirm.
XPress theorbutton to set the
color toSOLAR,NEUTRALorPOLAR.
XPress theorbutton to save the
setting.
Activating/deactivating surround
lighting and exterior lighting delayed
switch-off
XPress the\norbutton on the
steeringwheel to select theSett.menu.
XPress theorbutton to select the
Lightssubmenu.
XPressto confirm.
XPressorto select the
Surround Lightingfunction.
When theSurround Lightingfunction is
activated, the light cone and the area
around the vehicle are displayedinred in
the multifunction display.
XPress thebutton to save the setting.
Deactivating delayed switch-off of the
exterior lighting temporarily:
XBefore leaving the vehicle, turn the
SmartKey to position0in the ignition lock.
XTurn the SmartKey to position2in the
ignition lock.
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
If you have activated theSurround
Lightingfunction and the light switch is set
to\r,the following functions are activated
when it is dark:
RSurround lighting:the exterior lighting
remains lit for 40 seconds after unlocking
with the SmartKey. If you start the engine,
the surround lighting is switched off and
the automatic headlamp mode is activated
(Ypage 117).
RExterior lighting delayed switch-off:the
exterior lighting remains lit for 60seconds
after the engine is switched off. If you close
all the doors and the trunklid, the exterior
lighting goes off after5seconds.
iDepending on your vehicle's equipment,
when the surround lighting and delayed
Menus and submenus231
On-boar dc omputer and displays
Z

switch-off exterior lighting are on, the
following light up:
RParking lamps
RLow-beam headlamps
RDaytime running lamps
RSide marker lamps
RSurround lighting in the exterior mirrors
Activating/deactivating the interior
lighting delayed switch-off
If you activate theInterior Lighting
Delayfunction,the interior lighting remains
on for 20seconds after you remove the
SmartKey from the ignition lock.
XPress the\norbutton on the
steering wheel to select theSett.menu.
XPress theorbutton to select the
Lightssubmenu.
XPressto confirm.
XPressorto select theLight.
Delayfunction.
When theInterior Lighting Delay
function is activated, the vehicle interior is
displayed in red in the multifunction
display.
XPress thebutton to save the setting.
Vehicle
Activating/deactivating the automatic
door locking mechanism
XPress the\norbutton on the
steering wheel to select theSett.menu.
XPressorto select theVehicle
submenu.
XPressto confirm.
XPressorto select theAuto.
Door Locksfunction.
When theAutomaticDoorLockfunction
is activated, the vehicle doors are displayed
in red in the multifunction display.
XPress thebutton to save the setting.
If you activate theAutomatic Door Lock
function,the vehicle is centrally locked above
aspeed of around9mph (15 km/h).
For further information on the automatic
locking feature, see (Ypage 83).
Activating/deactivating the acoustic
locking verification signal
If you switch on theAcousticLockfunction,
an acoustic signal sounds when you lock the
vehicle.
XPress the\norbutton on the
steering wheel to select theSett.menu.
XPressorto select theVehicle
submenu.
XPressto confirm.
XPress theorbutton to select the
Acoustic Lockfunction.
If theAcousticLockfunction is activated,
thesymbol in the multifunction
displaylights up red.
XPress thebutton to save the setting.
Activating/deactivating the radar sensor
system
XPress the\norbutton on the
steering wheel to select theSett.menu.
XPressorto select theVehicle
submenu.
XPressto confirm.
XPress theorbutton to select
Radar Sensor (See Oper. Manual):.
You will see the selected setting:Enabled
orDisabled.
XPress thebutton to save the setting.
The following systems are switched off when
the radar sensor system is deactivated:
RDISTRONIC PLUS (Ypage 177)
RBAS PLUS (Ypage 67)
RPRE-SAFE®Brake (Ypage 72)
RBlind Spot Assist (Ypage 207)
RActive Blind Spot Assist (Ypage 211)
232Menus and submenus
On-board computer and displays

mirrors willnot fold out automatically
(Ypage110).
You can then only fold out the exterior mirrors
using button.
Restoringthe factory settings
XPress the\norbutton on the
steering wheeltoselect theSett.menu.
XPress theorbutton to select the
Factory Settingsubmenu.
XPressto confirm.
TheReset All Settings?message
appears.
XPress theorbutton to select
NoorYes.
XPressto confirm the selection.
If you have selectedYes,the multifunction
display showsaconfirmation message.
For safety reasons, theDaytime Running
Lightsfunction in theLightssubmenu is
only reset if the vehicleisstationary.
AMG menu in AMG vehicles
AMG displays
Digital speedometer
Gear indicator
$Upshift indicator
!Engine oil temperature
Coolant temperature
%ECO start/stop function status indicator
(Ypage 151)
XPress the\norbutton on the
steering wheel to select theAMGmenu.
Upshift indicatorUP$indicates that the
engine has reached the overrevving range
when in the manual gearshift program.
Upshift indicatorUP$fades out other
messages until you have shifted up.
When the engine oil temperature is below
176‡(80 †) the oil temperature is shownin
blue. Avoid drivingatfull engineoutput during
this time.
SETUP
Driveprogram (C/SS+/M)
ESP®mode (ON/OFF)orSPORT handling
mode (SPORT)
$Suspension tuning(COMFORT/SPORT/
SPORT+)
SETUP shows the drive program, the ESP®
(Electronic Stability Program) mode and the
suspension tuning.
XPress the\norbutton on the
steering wheel to select theAMGmenu.
XPress thebutton repeatedly until
SETUP is displayed.
or
XBriefly press the AMG button on the center
console (Ypage 191).
234Menus and submenus
On-boar dc omputer and displays

Display messagesPossible causes/consequences andSolutions


Inoperative See
Operator'sManual
EBD(electronic brakeforcedistribution), ABS, ESP®,BAS,PRE-
SAFE®,theHOLD function and hill start assist are unavailable due
toamalfunction.
BASPLUSand PRE-SAFE®Brake may also havefailed.
In addition,the, andwarninglampslightupin
the instrument cluster andawarning tonesounds.
GWARNING
The brake system continues to function normally, but without the
functionslisted above. The frontand rearwheels 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.
XVisitaqualified specialist workshop immediately.
(USA
only)
(Canada
only)
Release Parking
Brake
You are driving with the parking brake applied.Awarning tone also
sounds.
XRelease theparking brake.
(USA
only)
(Canada
only)
Check Brake Fluid
Level
Thereisnot enough brake fluid in the brake fluid reservoir.
In addition, the(USA only)/
(Canada only) warning
lamp lights up in the instrument cluster andawarning tone
sounds.
GWARNING
The braking effect maybeimpaired.
There isariskofanaccident.
XPull overand stop the vehiclesafelyassoonaspossible,paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
XSecure the vehicle against rolling away(Ypage 167).
XConsultaqualified specialist workshop.
XDo not add brake fluid. This does not correct the malfunction.
240Display messages
On-board computer and displays

Display messagesPossible causes/consequences andSolutions

SRS Malfunction
ServiceRequired
There isamalfunction in theSRS (Supplemental Restraint
System). Thewarninglamp also lights up in theinstrument
cluster.
GWARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in theevent of an accident, may not
be triggered.
There is an increasedriskofinjury.
XVisitaqualified specialist workshop.
For further information about SRS, see (Ypage 41).

Front Left
Malfunction
ServiceRequired
orFront Right
Malfunction
ServiceRequired
SRS has malfunctioned at the frontonthe left or right.The
warning lamp also lights up in the instrument cluster.
GWARNING
The air bags or EmergencyTensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
XVisitaqualified specialist workshop.

Rear Left
Malfunction
ServiceRequired
orRear Right
Malfunction
ServiceRequired
GWARNING
The air bags or EmergencyTensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
SRS has malfunctioned at the rear on the left or right.The
warning lamp also lights up in the instrument cluster.
XVisitaqualified specialist workshop.

Left Side Curtain
AirbagMalfunction
ServiceRequired
orRight Side
CurtainAirbag
malfunction
ServiceRequired
There isamalfunction in the left-hand or right-handwindow
curtain air bag.
Thewarning 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.
XVisitaqualified specialist workshop.
242Display messages
On-boar dc omputer and displays

Display messagesPossible causes/consequences andSolutions
Operator'sManualdisplay messagesmustnot be shown in
the multifunction display.
XWait foraperiod of at least 60 seconds until the necessary
system checkshave been completed.
XMake sure that the display messages do not appear in the
multifunction display.
If these conditions are fulfilled, the front-passenger seat can be
occupied again. Whether the PASSENGER AIR BAG OFF indicator
lamp remains lit or goes out depends on how OCS classifies the
occupant.
If the conditions are not fulfilled, the system is not operating
correctly.
XVisitaqualified specialist workshop immediately.
For further information about the Occupant Classification System,
see (Ypage 47).
Lights
iDisplay messages about LEDs:
This display message will only appear if all LEDshave failed.
Display messagesPossible causes/consequences andSolutions

Check Left
Cornering Lightor
Check Right
Cornering Light
The left or right-hand cornering light is defective.
XVisitaqualified specialist workshop.

Check Left Low
BeamorCheck
Right Low Beam
The left or right-hand low-beam headlamp is defective.
XVisitaqualified specialist workshop.

Check Rear Left
Turn Signalor
Check Rear Right
Turn Signal
The rear left-hand or rear right-hand turn signal is defective.
XVisitaqualified specialist workshop.
Display messages245
On-board computer and displays
Z

Display messagesPossible causes/consequences andSolutions

Check Front Left
SidemarkerLampor
Check Front Right
SidemarkerLamp
The leftorright frontside markerlamp is defective.
XVisitaqualified specialist workshop.

Check RearLeft
SidemarkerLampor
Check RearRight
SidemarkerLamp
The rear leftorright side marker lamp is defective.
XVisitaqualified specialist workshop.

CheckLeftDaytime
Running Lightor
CheckRight
Daytime Running
Light
The left-handorright-handdaytime running lamp is faulty.
XVisitaqualified specialist workshop.

Active Light
System Inoperative
The active light function is defective.
XVisitaqualified specialist workshop.

Malfunction See
Operator's Manual
The exterior lighting is defective.
XVisitaqualified specialist workshop.

AutoLampFunction
Inoperative
The light sensor is defective.
XVisitaqualified specialist workshop.

Switch Off Lights
The lightsare still switched on when you leave the vehicle. A
warningtonealso sounds.
XTurn the light switchto\r.
Display messages247
On-board computer and displays
Z

Display messagesPossible causes/consequences andSolutions

VehicleRising
Your vehicleisadjustingtothelevel you haveselected.

VehicleRising
Please Wait
The vehiclelevel is toolow when thevehicleisstationary. A
warningtonealso sounds.
XDo notpull away.
The vehiclelevelisset when thedisplay message disappears.

StopVehicle
VehicleToo Low
You have pulled away while thevehiclelevelisstill toolow.
AIRMATIC setsthevehicletotheselected levelafterashort
period.
XPull overand stop the vehiclesafelyassoonaspossible,paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away(Ypage 167).
XWait until the displaymessage disappears before pulling away.
AIRMATIC is defective.Awarning tone also sounds.
XDo notdriveatspeeds above50mph (80 km/h).
XMakeonlyslightsteering movements. Otherwise, the front
fender or the tires could be damagedifthe steering movement
is too large.
XListenfor scraping sounds.
XPull over and stop the vehicle safely, paying attention to road
and traffic conditions, and selectahigher vehicle level.
Depending on the malfunction, it may be possible to raise the
vehicle.
XVisitaqualified specialist workshop.

Malfunction
The AIRMATICfunction is restricted. The vehicle's handling
characteristics may be affected.
XDo not drive at speeds above 50 mph (80 km/h).
XVisitaqualified specialist workshop.

Off
The HOLD function is deactivated. The vehicle is skidding.
Awarning tone also sounds.
XReactivatetheHOLD function later(Ypage 186).
Radar Sensors
Deactivated See
Operator'sManual
The radar sensor system is deactivated.
XSwitch on theradar sensor system (Ypage 232).
252Display messages
On-boar dc omputer and displays