2010 MERCEDES-BENZ CLS COUPE stop start

The braking effect of the HOLD function is
cancelled and the vehicle could roll away if:
R the HOLD function is deactivated by
depressing the accelerator pedal or the
brake pedal.
R there is a malfunction in the system or an
interruption in the power supply, e.g. bat-
tery failure.
R the electrical system in the engine com-
partment, the battery or the fuses are tam-
pered with.
R the battery is disconnected.
If you leave the vehicle or park it, deactivate
the HOLD function and secure the vehicle
against rolling away.
When the HOLD function is activated, the
transmission is shifted automatically to posi-
tion Pif:
R the driver's door is open and the driver's
seat belt is unfastened.
R the engine is switched off, unless it is auto-
matically switched off by the ECO start/
stop function.
R the bonnet is opened.
R a system fault occurs.
R the power supply is not sufficient. RACE START
Important safety notes i
RACE START is only available in AMG vehi-
cles.
RACE START enables optimal acceleration
from a standing start with suitable high-grip
road surface conditions. G
Risk of accident
RACE START is only available when SPORT
handling mode is activated. SPORT handling
mode will only be able to stabilise the vehicle
to a limited degree if the vehicle starts to skid
or a wheel starts to spin. The vehicle is there-
fore harder to control at the threshold range. You could lose control of the vehicle and
cause an accident.
RACE START should only be used on closed
off circuits .Always adapt your driving style to
suit the prevailing road and weathe rcondi-
tions.
Conditions for activation RACE START can be activated when:
R
the doors are closed.
R the engine is running and it has reached an
operating temperature of approximately
80 †. This is the case when the engine oil
temperature in the multifunction display
stops flashing.
R SPORT handling mode is activated
(Y page 60)
R the steering wheel is in the straight-ahead
position.
R the vehicle is stationary and the brake
pedal is depressed (left foot).
R the transmission is in position D.
Activating RACE START X
Depress the brake pedal with your left foot,
and keep it depressed.
X Turn the drive program selector switch
clockwise (Y page 138), until the RSlamp
lights up.
The RACE START Confirm: Paddle UP Cancel: Paddle DOWN message appears
in the multifunction display.
i If the conditions for activation are no lon-
ger fulfilled, RACE START is cancelled. The
RACE START cancelled message appears
in the multifunction display. 166
Driving systemsDriving and parking

the tur
nsignal on the driver's side is activa-
ted. If you wish to park in a space on the driv-
er's side, the indicator on the driver's side
must remain on. This must remain switched
on until you acknowledge the use of Active
Parking Assist by pressing the abutton
on the multifunction steering wheel.
When a parking space has been detected, an
arrow towards the right or the left also
appears. Detected parking space (example)
:
Detected parking space on the left
; Parking symbol
= Detected parking space on the right
Active Parking Assist will only detect parking
spaces:
R that are parallel to the direction of travel
R that are at least 1.5 m wide
R that are at least 1.3 m longer than your
vehicle
Ap arking space is displayed while you are
driving past it, and until you are approx-
imately 15 m away from it.
Parking G
Ris
kofa ccident
PARKTRONIC and Active Parking Assist are
merely parking aids and may no tdetec tall
obstacles. They do not relieve you of the
responsibility of paying attention.
You are always responsible for safety and
must continue to pay attention to your imme-
diate surroundings when parking and
manoeuvring. You could, otherwise, endanger
yourself and others. X
Stop the vehicle when the parking space
symbol shows the desired parking space in
the instrument cluster.
X Shif tthe transmission to position R.
The Start Park Assist? Yes: OK No: %
message appears in the multifunction
display.
X To cancel the procedure: press the %
button on the multifunction steering wheel
or pull away.
or
X To park using Active Parking Assist: press
the a button on the multifunction steer-
ing wheel.
The Park Assist active Accelerate and brake Observe surroundings mes-
sage appears in the multifunction display. G
Risk of accident
When parking, you need to make sure that no
obstacles are located in the vicinity of the
vehicle during the entire operation. Active
Parking Assist does not relieve you of the
responsibility of paying attention. It merely
aids you by intervening actively in the steer-
ing.
To stop the vehicle or avoid an accident you
need to apply the brakes yourself.
X Let go of the multifunction steering wheel.
X Back up the vehicle, being ready to brake
at all times. When reversing, do not exceed
a speed of approximately 10 km/h; other-
wise, Active Parking Assist will be deacti-
vated.
i In tight parking spaces, you will achieve
the best parking results by backing up as
far as possible. When doing so, also
observe the PARKTRONIC messages.
X Stop as soon as PARKTRONIC sounds the
continuous warning tone, if not before.
Manoeuvring may be required in tight park-
ing spaces.
The Park Assist active Select D Observe surroundings message appears in
the multifunction display. Driving systems
175Driving and parking Z

9:
Press briefly:
Selects the submenu or scrolls
through lists
In the Audio menu: selects a stored
station, an audio track or a video
scene
In the Tel (telephone) menu:
switches to the phone book and
selects a name or telephone number 9:
Press and hold:
In the Audio menu: selects the pre-
vious/next station or selects an
audio track or a video scene using
rapid scrolling
In the Tel (telephone) menu: starts
rapid scrolling through the phone
book a
Confirms selections and messages
In the
Tel (telephone) menu:
switches to the phone book and
starts dialling
In the Audio menu: stops the station
search function at the desired station Multifunction display
Values and settings as well as display mes-
sages are shown in the multifunction display. :
Description field
; Menu bar
= Drive program ?
Transmission position
A Outside temperature or speed
(Y page 206)
X To show menu bar ;:press the =
or ; button on the steering wheel.
Further information on displaying the trans-
mission position (Y page 136).196
Displays and operationOn-board computer and displays

tem or COMAND APS (see the separate oper-
ating instructions).
G
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kofa ccident
Observe the legal requirement softhe country
in which you are currently driving regarding
the use of mobile phones in the vehicle.
If it is permitted to use mobile phones while
the vehicle is in motion, you should only use
them when the road and traffic conditions
allow.O therwise, you may be distracted from
the traffic conditions, cause an accident and
injure yourself and others.
X Switch on the mobile phone and audio sys-
tem or COMAND APS (see the separate
operating instructions).
X Press the =or; button on the steer-
ing wheel to select the Tel menu.
You will see one of the following display mes-
sages in the multifunctio ndisplay:
R Please enter PIN :t
he mobile phone has
been placed in the mobile phone bracket
and the PIN has not been entered.
X Enter the PIN using the mobile phone, LIN-
GUATRONIC, the audio system or
COMAND APS.
The mobile phone will search for a network.
In the meantime, the Telephone NoService message appears in the multi-
function display.
R Telephone ready or the name of the net-
work provider: the mobile phone has found
a network and is ready to receive.
R Phone No Service :n
o network is availa-
ble.
Accepting acall If someone calls you whe
nyou are in the
Tel menu, a display message appears in the
multifunction display, for example: X
Press 6on the steering wheel to accept
an incoming call.
If you are not in the Tel menu, you can still
accept a call.
Rejecting or ending acall X
Press the ~button on the steering
wheel.
If you are not in the Tel menu, you can still
reject or end a call.
Dialling anumber from the phone book If you
rmobile phone is able to receive calls,
you can search for and dial a number from the
phone book in the audio system or COMAND
APS at any time.
X Copy the telephone book of the mobile
phone into the audio system or to COMAND
APS (see the separate operating instruc-
tions).
X Press the =or; button on the steer-
ing wheel to select the Tel menu.
X Press the 9,:ora button to call
up the phone book.
X Press the 9or: button to select the
desired name.
To start scrolling rapidly ,press and hold the
9 or: button for longer than one
second. After a short time, the rapid scroll
speeds up.
Rapid scrolling stops when you release the
button or reach the end of the list. 202
Menus and submenusOn-board computer and displays

You can start the RACETIMER when the
engine is running or if the key is in position
2 in the ignition lock.
X To start: press the Wbutton to start the
RACETIMER.
X To display the intermediate time: press
the X button to show the intermediate
time.
The intermediate time is displayed for five
seconds.
X To stop: press the Wbutton to stop the
RACETIMER.
The RACETIMER interrupts timing when you
stop the vehicle and turn the key to position
1 in the ignition lock. When you turn the key
to position 2or 3and the npress the W
button, timing is continued.
Storing the lap time and starting anew lap
It is possible to store a maximum of sixteen
laps.
X Press the Xbutton on the steering
wheel to show the intermediate time during
timing.
The intermediate time is displayed for five
seconds.
X Press the Xbutton again within five
seconds.
The displayed intermediate tim eis stored
as a lap time.
Timing starts for a new lap. The new lap is
timed from when the intermediate time is
called up. :
RACETIMER
; Fastest lap time (best lap)
= Lap Resetting the current lap
X
Press the Wbutton on the steering
wheel to stop the RACETIMER.
X Press Xto reset the lap time to "0”.
Deleting all laps
X Press the Wbutton on the steering
wheel to stop the RACETIMER.
X Press the abutton.
Reset Race Timer? appears in the multi-
function display. X
Press :to select Yes and press
a
to confirm.
All laps are deleted.
Overall evaluation This function is shown if you have stored at
least one lap and stopped the RACETIMER.
X
Press =or; on the steering wheel
to select the AMG menu.
X Press the 9button repeatedly until the
overall evaluation is shown. :
RACETIMER overall evaluation
; Total time driven
= Average speed
? Distance covered
A Top speed Menus and submenus
213On-board computer and displays Z

Engine
Display messages Possible causes/consequences and
M Solutions
+
Top
up coolant See
Owner's Manual The coolant level is too low.
X
Top up the coolant, observing the warning notes before doing
so (Y page 268).
X If the coolant needs topping up more often than usual, have the
engine coolant system checked at a qualified specialist work-
shop. ?
Coolant Stop vehi‐
cle Switch engine
off The coolant is too hot.
X
Pull ove rand stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Make sure tha tthe air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Wait until the display message disappears before restartingt he
engine. Otherwise, there is a risk of engine damage.
X Pay attention to the coolant temperature display.
X If the temperature increases again, visit a qualified specialist
workshop immediately. The poly-V-belt may have torn.
X
Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Open the bonnet.
X Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! do not continue driving. The engine could otherwise overheat.
X Consult a qualified specialist workshop.
If the poly-V-belt is OK:
X Wait until the display message disappears before restartingt he
engine. Otherwise, there is a risk of engine damage.
X Pay attention to the coolant temperature display.
X Visit a qualified specialist workshop. ? The fan motor is faulty.
X
If the coolant temperature is less than 120 †, you can continue
driving to the nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in moun-
tainous terrain, and stop-start driving. 224
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
M Solutions
Park Assist
inoperative You have just performed a large number of turning or parking
manoeuvres.
Active Par
kAssist will become available againa fter approximately
10 minutes (Y page 173).
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Switch off and restart the engine.
X If the warning message does not disappear: consul taqualified
specialist workshop. PARKTRONIC is faulty.
X
Visi taqualified specialist workshop. Park Assist
switched off The vehicle is parked.
Awarning tone also sounds.
The display message disappears automatically. DISTRONIC PLUS
off DISTRONIC PLU
Shas been deactivated (Y page 160). If it is deac-
tivated automatically, a warning tone also sounds. DISTRONIC PLUS
available again DISTRONIC PLU
Sis operational againa fter having beentempo-
rarily unavailable. You can now reactivate DISTRONIC PLUS
(Y page 154). 230
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
M Solutions
Cruise control
--- km/h A condition for activating cruise control has not been met.
You have tried to store
aspeed below 30 km/h, for example.
X If conditions permit, drive faster than 30 km/h and store the
speed.
X Check the activation conditions for cruise control
(Y page 152). 120 km/h
Maximum speed
exceeded The maximum speed has been exceeded
34
.
X Drive slower. Tyres
Display messages Possible causes/consequences and
M Solutions
Tyre pressure
Check tyres G
Risk of accident
The tyre pressure loss warning system has detected a significant
loss in pressure.
Aw arning tone also sounds.
X Stop the vehicle without making any sudde nsteering or braking
manoeuvres .Pay attentio nto the traffic conditions as you do
so.
X Check the tyres and, if necessary, change the wheel
(Y page 309).
X Check the tyre pressures and, if necessary, set to the correct
tyre pressure.
X Restart the tyre pressure loss warning system when the tyre
pressure is correc t(Ypage 306). Check tyre pres‐
sures
then restart Run
Flat Indicator The tyre pressure loss warning system generated a display mes-
sage and has not been restarted since.
X
Set the correct tyre pressure in all four tyres.
X Restart the tyre pressure loss warning system (Y page 306).Run Flat Indicator
inoperative The tyre pressure loss warning system is faulty.
X
Visit a qualified specialist workshop. Tyre press. monitor
inoperative The tyre pressure monitor is faulty.
X
Visit a qualified specialist workshop. 34
Only for certain countries. 232
Display messagesOn-board computer and displays