2014 MERCEDES-BENZ CLS engine

Warning displays
Warning display for the front area
Segments on the left-hand side of the
vehicle
Segments on the right-hand side of the
vehicle
$Segments showing operational readiness
The warning displays show the distance
between the sensors and the obstacle. The
warning displayfor the front area is located
on the dashboard above the center airvents.
The warning display for the rear area is
located on the headliner in the rear
compartment.
The warning display for each side of the
vehicle is divided intofive yellow and two red
segments. PARKTRONIC is operational if
yellow segments showing operational
readiness$light up.
The selected transmission position and the
direction in which the vehicle is rolling
determine which warning display is active
when the engineisrunning.
Transmission
position
Warning display
DFrontarea activated
R,Nor the vehicle
is rolling
backwards
Rear and frontareas
activated
PNo areas activated
One or more segments light up as the vehicle
approaches an obstacle, depending on the
vehicle's distancefrom the obstacle.
From the:
Rsixthsegmentonwards,youwill hearan
intermittentwarningtonefor
approximately two seconds.
Rseventhsegment onwards, you will hear a
warning tonefor approximately two
seconds. This indicates that you have now
reached the minimum distance.
Deactivating/activating PARKTRONIC
Indicator lamp
To deactivate/activate PARKTRONIC
If indicator lamplights up, PARKTRONIC is
deactivated. Active Parking Assist is then also
deactivated.
iPARKTRONIC is automatically activated
when you turn the SmartKey to position2
in the ignition lock.
Driving systems195
Driving and parking
Z

Warning and display messages in the
multifunction display
XActivate ATTENTION ASSIST using the on-
board computer (Ypage228).
If ATTENTION ASSIST is active, you willbe
warned no sooner than 20 minutes after
yourjourney has begun. You then hear an
intermittent warning tonetwice and the
Attention Assist:Drowsiness
detectedmessage appears in the
multifunction display.
XIf necessary, takeabreak.
XPressthebutton to confirmthe
message.
On longjourneys, takeregular breaksingood
timetoallow yourself to rest properly. If you
do not takeabreak,you will be warned again
after 15 minutes at theearliest. The
preconditionfor this is that
ATTENTION ASSIST still detectstypical
indicators of fatigue or increasing lapses in
concentration.
When ATTENTION ASSIST is deactivated, the

symbol and OFF appear in the
multifunction display in the assistance
graphics display when the engine is running.
ATTENTION ASSIST is reset when you
continue your journey and startsassessing
your tiredness again if:
Ryou switch off the engine.
Ryou take off your seat belt and open the
driver's door, e.g. forachange of drivers or
to takeabreak.
Night View Assist Plus
Important safety notes
Night View Assist Plus is only an aid and is not
asubstitute for attentive driving. Do not rely
on the Night View Assist Plus display.You are
responsible for the distance to the vehicle in
front,for vehicle speed and for braking in
good time. Drive carefully and always adapt
your driving style to suit the prevailing road
and traffic conditions.
The system may be impaired or may not
function if:
Rthere is poor visibility, e.g. due to snow,
rain, fog or spray
Rthe windshield is dirty, fogged up or
covered, for instance byasticker, in the
vicinityofthe camera
Ron bends, on uphill gradients or downhill
gradients
Pedestrian recognition may be impaired or
inoperative if:
Rpedestrians are partially or entirely
obscured by objects, e.g. parked vehicles
Rthe silhouette of the pedestrian in the Night
View Assist Plus display is incompleteor
interrupted, e.g. by powerful light
reflections
Rpedestrians do not contrast adequately
from the background
Rpedestrians are not in an upright position,
e.g. sitting, squatting or lying
In addition to the illumination provided by the
normal headlamps, Night View Assist Plus
uses infrared light to illuminate the road.
Night View Assist Plus camerapicks up
the infrared light and displaysamonochrome
image in COMAND. The image displayed in
COMAND corresponds toaroad lit up by high-
beam headlamps. This enables you to see the
road's course and any obstacles in good time.
If pedestrian recognition is activated,
pedestrians recognized by the system are
204Driving systems
Driving and parking

Displaysandoperation
Instrument cluster
Speedometer withsegments (Ypage 220)
Multifunction display (Ypage 221)
$Tachometer (Ypage 219)
!Coolant temperature (Ypage 219)
Fuelgauge
Coolant temperaturedisplay
GWARNING
Opening thehoodwhen theengineis
overheated or when there isafireinthe
enginecompartmentcould expose you to hot
gases or other service products. There is a
risk of injury.
Let an overheated engine cool down before
opening the hood. If there isafire in the
engine compartment, keep the hood closed
and contact the fire department.
!Adisplay message is shown if the coolant
temperature is too high.
If the coolanttemperature is over
248 ‡(120 †), do not continue driving. The
engine will otherwise be damaged.
The coolanttemperature gauge is in the
instrument cluster on the left-hand side
(Ypage 31).
Under normal operatingconditions and with
the specified coolant level, the coolant
temperature may rise to 248‡(120 †).
Tachometer
!Do not drive in the overrevving range, as
this could damage the engine.
The red band in the tachometer indicates the
engine's overrevving range.
The fuel supply is interrupted to protectthe
engine when the red band is reached.
Displays and operation219
On-board computer and displays
Z

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

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

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

RACETIMER
Displaying and startingRACETIMER
Lap
RACETIMER
The RACETIMER is only intended for useona
closed race circuit. Do not usethe function
on public roads.
Youcan startthe RACETIMER when the
engine is running or if the SmartKey is in
position2in the ignition lock.
XPress\noron the steering wheel
to select theAMGmenu.
XPress thebutton repeatedlyuntilthe
RACETIMER is shown.
XTo start:press thebutton to startthe
RACETIMER.
Displaying the intermediate time
XPress the\norbutton to select
Interm. Time.
XPressto confirm.
The intermediate time is displayed for five
seconds.
Startinganewlap
RACETIMER
Fastest laptime (best lap)
$Lap
XPressto confirmNew Lap.
iIt is possible to storeamaximum of
sixteen laps. The 16th lapcan only be
completed withFinish Lap.
Stoppingthe RACETIMER
XPress thebutton on the steering
wheel.
XPressto confirmYes.
The RACETIMER interrupts timing when you
stop the vehicleand turn the SmartKey to
position1in the ignition lock. If youturn the
SmartKey to position2or3and then press
to confirmStart,timing is continued.
Resetting the current lap
XStop the RACETIMER.
XPress the\norbutton to select
ResetLap.
XPressto reset the laptime to "0".
Menus and submenus235
On-board computer and displays
Z

Deleting all laps
If you switch offthe engine, the RACETIMER
is reset to "0" after 30 seconds. All laps are
deleted.
You cannot delete individualstored laps. If
you have stopped 16 laps, the current lap
does not have to be reset.
XReset the current lap.
XPressto confirmReset.
Reset Race Timer?appears in the
multifunction display.
XPress thebutton to selectYesand
press thebutton to confirm.
All laps are deleted.
Overall statistics
RACETIMER overall evaluation
Total time driven
$Average speed
!Distancecovered
Maximum speed
This function is shown if you have stored at
least one lap and stopped the RACETIMER.
XPress the\norbutton on the
steering wheel to select theAMGmenu.
XPress thebutton repeatedly until the
overall evaluation is shown.
Lap statistics
Lap
Lap time
$Average lap speed
!Lap length
Top speed during lap
This function is only available if you have
stored at least two laps and have stopped the
RACETIMER.
XPress the\norbutton on the
steering wheel to select theAMGmenu.
XPress thebutton repeatedly until the
lap evaluation is shown.
Each lap is shown inaseparate submenu.
The fastest lap is indicated by flashing
symbol.
XPress theorbutton to select a
different lap evaluation.
236Menus and submenus
On-board computer and displays