2010 MERCEDES-BENZ CL CLASS oil

The engine oil temperature will be shown in
blue if the engine oil temperature has not yet
reached 176‡ (80†). During this time, avoid
driving at full engine speed.
If the engine reaches the overspeed range in
the manual shift program, you will see
up next
to gear indicator : as a reminder to upshift.
Use buttons : or 9 to select the
following functions in the AMG menu:
R RACETIMER (Y page 209)
R Overall analysis ( Y page 210)
R Lap analysis (Y page 210)
RACETIMER G
Warning!
The RACETIMER feature is only for use on
roads and in conditions where high speed
driving is permitted. Racing on public roads is
prohibited under all circumstances. The driver
is and must always remain responsible for
following posted speed limits.
The RACETIMER allows you to time and save
driving stretches.
X Press button = or ; to select the
AMG menu.
X Press button 9 to select the
RACETIMER. :
Gear indicator
; Second hand
= RACETIMER
? Lap
You can start the RACETIMER when the
engine is running or the starter switch is in
position 2 (Y page 262). While the RACETIMER is being displayed, you
cannot adjust the audio volume using buttons
W or X.
X
Starting: Press button W.
X Displaying intermediate time: Press
button X while the timer is running.
The intermediate time is shown for
5 seconds.
X Stopping: Press button W.
When you stop the vehicle and turn the
SmartKey to position 1 (Y page 262) or, in
vehicles with KEYLESS-GO, turn off the
engine and do not open the driver’s door, the
RACETIMER stops timing. Timing is resumed
when you press button W after switching
the ignition back on or restarting the engine.
When you switch on the Night View Assist
(Y page 333) while the RACETIMER is
operating, the RACETIMER will continue to
run in the background but cannot be operated
with the multifunction steering wheel
buttons.
To stop the RACETIMER, switch off the Night
View Assist first.
Saving lap time and starting a new lap
You can save up to 16 laps.
X Press button X while the timer is
running.
The intermediate time will be shown for
5 seconds.
X Press button X within 5 seconds.
The intermediate time shown will be saved
as a lap time.
The RACETIMER begins timing the new lap.
The new lap begins to be timed as soon as
the intermediate time is called up. Instrument cluster control system
209Control systems
216_AKB; 3; 90, en-US
d2ureepe, Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 209 Z

X
Press button a again if you would like
to change the current status.
Depending on the previous status, Blind
Spot Assist will be Enabled or Disabled
For more information on Blind Spot Assist,
see ( Y page 335). Service menu
In the Service menu the following functions
are available:
R Vehicle status message memory
(Y page 214)
R Checking tire inflation pressure
electronically with the Advanced TPMS
(Y page 377)
R Calling up the maintenance service
indicator display ( Y page 402)
R Checking engine oil level (CL 600 and
CL 65 AMG) ( Y page 370)
Vehicle status message memory Use the vehicle status message memory
function to scan malfunction and warning
messages that may be stored in the system.
Such messages appear in the multifunction
display and are based on conditions or
system status the vehicle’s system has
recorded.
The vehicle status message memory function
only appears if there are any messages
stored.
G
Warning!
Malfunction and warning messages are only
indicated for certain systems and are
intentionally not very detailed. The
malfunction and warning messages are
simply a reminder with respect to the
operation of certain systems. They do not
replace the owner’s and/or driver’s
responsibility to maintain the vehicle’s
operating safety. Have all required
maintenance and safety checks performed on the vehicle. Bring the vehicle to an authorized
Mercedes-Benz Center to address the
malfunction and warning messages.
X Press button = or ; to select the
Service menu.
If conditions have occurred causing status
messages to be recorded, the number of
messages appears in the multifunction
display: 2 Messages.
X Press button : or 9 to select the
Messages function.
X Press button a to confirm.
For malfunction and warning messages,
see “Vehicle status messages in the
multifunction display” ( Y page 414).
X Use button : or 9 to scroll through
the messages.
If you turn the SmartKey in the starter switch
to position 0 and then back to position 2, all
messages will be deleted from the message
memory. Settings menu
In the
Settings menu the following functions
are available:
R Switching daytime running lamp mode on
or off (USA only) (Y page 215)
R Showing or hiding additional speedometer
(Y page 215)
R Selecting speedometer display mode
(Y page 215)
R Switching the radar sensors on or off
(Y page 216) 214
Instrument cluster control systemControl systems
216_AKB; 3; 90, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 214

i
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference, and
2.
this device must accept anyinterference received, including
interference that may cause undesired
operation.
Any unauthorized modification to this
device could void the user’s authority to
operate the equipment.
i Canada only:
This device complies with RSS-210 of
Industry Canada. Operation is subject to
the following two conditions:
1. This device may not cause interference, and
2. this device must accept any interference received, including
interference that may cause undesired
operation of the device.
Any unauthorized modification to this
device could void the user’s authority to
operate the equipment.
Important notes on using KEYLESS-GO R
You can also use the SmartKey with
KEYLESS-GO like a normal SmartKey
(Y page 252).
R You can combine KEYLESS-GO functions
with normal SmartKey functions (e.g.
unlocking with KEYLESS-GO and locking
with button &).
R Always carry the SmartKey with you.
R Never store the SmartKey together with
-electronic items

such as a mobile phone
or another SmartKey
- metallic objects such as coins or metal
foil Doing so could impair the function of the
KEYLESS-GO system.
R To lock

or unlock the vehicle, the SmartKey
must be located outside the vehicle within
approximately 3 ft (1 m) of a door or the
trunk.
R When the vehicle has been parked for more
than 72 hours, the KEYLESS-GO function is
deactivated. Pull an outside door handle
and switch on the ignition once to activate
the KEYLESS-GO function.
R If the SmartKey is positioned farther away
from the vehicle, the system may no longer
recognize the SmartKey. The vehicle
cannot be locked or the engine started via
the KEYLESS-GO system.
R If the SmartKey is removed from the vehicle
(e.g. if a passenger exits the vehicle with
the SmartKey)
-when pressing the KEYLESS-GO start/
stop button or trying to lock the vehicle
with the outside door handle the
message Key Not Detected appears in
the multifunction display
- with the engine running, the red message
Key Not Detected appears in the
multifunction display while driving off
Find the SmartKey or change its present
location immediately (e.g. place it on the
front passenger seat or insert it in shirt
pocket).
R If you have started the engine with the
KEYLESS-GO start/stop button, you can
turn it off again by
-pressing the KEYLESS-GO start/stop
button
- inserting the SmartKey into the starter
switch when the vehicle is at a standstill
and the automatic transmission is in park
position P 254
Locking and unlocking
Controls in detail
216_AKB; 3; 90, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 254

Mercedes-Benz Center to have the fuel
system drained completely.
! To prevent damage to the catalytic
converters, only use premium unleaded
gasoline in this vehicle.
Any noticeable irregularities in engine
operation should be repaired promptly.
Otherwise, excessive unburned fuel may
reach the catalytic converter, causing it to
overheat and potentially start a fire.
i Only use premium unleaded gasoline with
a minimum Posted Octane Rating of 91
(average of 96 RON/86 MON).
Information on gasoline quality can
normally be found on the fuel pump. Please
contact gas station personnel in case
labels on the pump cannot be found.
For more information on gasoline, see
“Premium unleaded gasoline”
(Y page 493), see “Fuel requirements”
(Y page 494), or contact an authorized
Mercedes-Benz Center, or visit
www.mbusa.com (USA only).
Locking/unlocking the vehicle with the
SmartKey or KEYLESS-GO automatically
locks/unlocks the fuel filler flap.
i In case the central locking system does
not release the fuel filler flap, or the
opening mechanism is clamping, contact
Roadside Assistance or an authorized
Mercedes-Benz Center.
The fuel filler flap is located on the right-hand
side of the vehicle towards the rear. X
Turn off the engine.
i Leaving the engine running and the fuel
filler cap open can cause the yellow engine
malfunction indicator lamp ; to
illuminate.
For more information, see also “Practical
hints” (Y page 457).
X Remove the SmartKey from the starter
switch.
KEYLESS-GO: Open the driver’s door. This
puts the starter switch in position 0, same
as with the SmartKey removed from the
starter switch. The driver’s door then can
be closed again.
X Opening: Press fuel filler flap : at the
point indicated by the arrow.
X Turn fuel filler cap ; counterclockwise.
X Take off fuel filler cap ;.
X Place fuel filler cap ; in direction of arrow
into holder =.
X Fully insert filler nozzle unit and refuel.
X Only fill your tank until the filler nozzle unit
cuts out – do not top off or overfill.
X Closing: Turn fuel filler cap ; clockwise
until it audibly engages.
i Close the fuel filler flap before locking the
vehicle. Otherwise the flap locking pin will
prevent closing the fuel filler flap.
X Close fuel filler flap :. Check regularly and before a long trip
For information on quantities and
requirements of operating agents, see “Fuels,
coolants, lubricants, etc.” (Y page 490).
Check the following:
R Engine oil level ( Y page 369)
R Tire inflation pressure ( Y page 377)
R Coolant level ( Y page 372)
R Vehicle lighting ( Y page 463) At the gas station
367Operation
216_AKB; 3; 90, en-US
d2ureepe, Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 367 Z

R
Washer system and headlamp cleaning
system (Y page 372)
R Brake fluid ( Y page 373) Engine compartment
Hood
G
Warning!
Do not pull the release lever while the vehicle
is in motion. Otherwise the hood could be
forced open by passing air flow.
This could cause the hood to come loose and
injure you and/or others.
Opening G
Warning!
If you see flames or smoke coming from the
engine compartment, or if the coolant
temperature gauge indicates that the engine
is overheated, do not open the hood. Move
away from vehicle and do not open the hood
until the engine has cooled. If necessary, call
the fire department. G
Warning!
You could be injured when the hood is open –
even when the engine is turned off.
Parts of the engine can become very hot. To
prevent burns, let the engine cool completely
before touching any components on the
vehicle. Comply with all relevant safety
precautions. G
Warning!
To help prevent personal injury, stay clear of
moving parts when the hood is open and the
engine is running.
The radiator fan may continue to run for
approximately 30 seconds or may even
restart after the engine has been turned off.
Stay clear of fan blades. G
Warning!
The engine is equipped with a transistorized
ignition system. Because of the high voltage
it is dangerous to touch any components
(ignition coils, spark plug sockets, diagnostic
socket) of the ignition system
R with the engine running
R while starting the engine
R when the ignition is switched on and the
engine is turned manually X
Pull hood lock release lever :.
The hood is unlocked.
! Never open the hood if the wiper arms are
folded forward away from the windshield.
Otherwise the windshield wipers or the
hood could be damaged. X
Push handle ; under the hood upwards.
X Pull up on the hood and then release it.
The hood will be held open at shoulder
height by gas-filled struts automatically. 368
Engine compartmentOperation
216_AKB; 3; 90, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 368

Closing
G
Warning!
When closing the hood, use extreme caution
not to catch hands or fingers. Be careful that
you do not close the hood on anyone.
Make sure the hood is securely engaged
before driving off. Do not continue driving if
the hood can no longer engage after an
accident, for example. The hood could
otherwise come loose while the vehicle is in
motion and injure you and/or others.
X Let the hood drop from a height of
approximately 8 in (20 cm).
X Check to make sure the hood is fully
closed.
If you can raise the hood at a point above
the headlamps, then it is not properly
closed. Open it again and let it drop with
somewhat greater force. Engine oil
The amount of oil your engine consumes will
depend on a number of factors, including
driving style. Increased oil consumption can
occur when the vehicle is new or the vehicle
is driven frequently at higher engine speeds.
Engine oil consumption checks should only
be made after the vehicle break-in period.
! Do not use any special lubricant additives,
as these may damage the drive assemblies.
Using special additives not approved by
Mercedes-Benz may cause damage not
covered by the Mercedes-Benz Limited
Warranty.
For further information contact an
authorized Mercedes-Benz Center.
Notes on checking engine oil level When checking the oil level
R
the vehicle must be parked on level ground
R with the engine at operating temperature,
the vehicle must have been stationary for at least 5 minutes with the engine turned
off
R with the engine not at operating
temperature, the vehicle must have been
stationary for at least 30 minutes with the
engine turned off
Checking engine oil level with the oil
dipstick On the CL 550 4MATIC and CL 63 AMG you
can check the engine oil level with the oil
dipstick.
X
Open the hood (Y page 368). Example illustration: CL 550 4MATIC
X
Pull out oil dipstick :.
X Wipe oil dipstick : clean.
X Slowly insert oil dipstick : fully into the
dipstick guide tube.
X Pull out oil dipstick : again after
approximately 3 seconds to obtain
accurate reading.
The oil level is correct when it is between
lower (min) mark = and upper (max)
mark ; of oil dipstick :.
i CL 550 4MATIC only:
The filling quantity between the upper and
lower marks on the oil dipstick is
approximately 2.1 US qt. (2.0 l).
i CL 63 AMG only:
The filling quantity between the upper and
lower marks on the oil dipstick is
approximately 1.6 US qt. (1.5 l). Engine compartment
369Operation
216_AKB; 3; 90, en-US
d2ureepe, Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 369 Z

X
If necessary, add engine oil.
For more information on engine oil, see
“Fuels, coolants, lubricants etc.”
(Y page 490).
For information on messages in the
multifunction display concerning engine oil,
see the “Practical hints” section
(Y page 444).
Checking engine oil level with the
control system On the CL 600 and CL 65 AMG you can check
the engine oil level with the control system.
i
The menu overview can be found on
(Y page 203).
X Switch on the ignition.
X Press = or ; on the multifunction
steering wheel to select the Service
menu.
X Press 9 or : on the multifunction
steering wheel to select Engine Oil
Level.
X Press a.
The following message appears in the
multifunction display:
Measuring
Engine Oil Level
Accurate Only
When Vehicle Is Level
One of the following messages will
subsequently appear in the multifunction
display:
R Engine Oil Level
OK
R Add 1.0 qts. Engine Oil
At Next Refueling
(Canada: 1.0 l)
R Add 1.5 qts. Engine Oil
At Next Refueling
(Canada: 1.5 l)
R Add 2.0 qts. Engine Oil
At Next Refueling (Canada:
2.0 l)
i If you want to interrupt the checking
procedure, press button % on the
multifunction steering wheel.
X If necessary, add engine oil.
For more information on engine oil, see
“Fuels, coolants, lubricants etc.”
(Y page 490).
Other display messages
If the
ignition is not switched on, the following
message appears in the multifunction
display:
For Engine Oil Level
Ignition Must be On
X Switch on the ignition.
Need More Time
to Check
Engine Oil Level
X If the engine is at operating temperature,
wait 5 minutes before repeating check
procedure.
X If the engine is not at operating
temperature yet,

you must wait 30 minutes
before checking oil.
If you see the message:
Engine Oil Level
Not Measurable
With Running Engine
X Turn off the engine.
X If the engine is at operating temperature,
wait 5 minutes before checking oil.
X If the engine is not at operating
temperature yet,

you must wait 30 minutes
before checking oil.
If there is excess engine oil with the engine at
normal operating temperature, the following
message appears in the multifunction
display:
Reduce
Engine Oil Level
X Have excess oil siphoned or drained off.
Contact an authorized Mercedes-Benz
Center. 370
Engine compartment
Operation
216_AKB; 3; 90, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 370

!
Excess oil must be siphoned or drained
off. It could cause damage to the engine
and emission control system not covered
by the Mercedes-Benz Limited Warranty.
For information on messages in the
multifunction display concerning engine oil,
see the “Practical hints” section
(Y page 444).
Adding engine oil !
Only use approved engine oils and oil
filters required for vehicles with
Maintenance System. For a listing of
approved engine oils and oil filters, contact
an authorized Mercedes-Benz Center or
visit www.mbusa.com (USA only).
The following will result in engine or
emission control system damage not
covered by the Mercedes-Benz Limited
Warranty:
R Using engine oils and oil filters of
specification other than those expressly
required for the Maintenance System.
R Changing of oil and oil filter at change
intervals longer than those called for by
the Maintenance System.
R Using any oil additives. Example illustration: CL 550 4MATIC Example illustration: CL 63 AMG
X
Unscrew filler cap : from filler neck.
X Add engine oil as required. Be careful not
to overfill with oil.
Be careful not to spill any oil when adding.
Avoid environmental damage caused by oil
entering the ground or water.
! Excess oil must be siphoned or drained
off. It could cause damage to the engine
and emission control system not covered
by the Mercedes-Benz Limited Warranty.
X Screw filler cap : back on filler neck.
For more information on engine oil, see the
“Technical data” section ( Y page 490) and
(Y page 492). Transmission fluid level
The transmission fluid level does not need to
be checked. If you notice transmission fluid
loss or gearshifting malfunctions, have an
authorized Mercedes-Benz Center check the
transmission. Active Body Control (ABC) fluid level
Regular fluid level check is not required. If you
notice fluid leaks or malfunction messages in
the multifunction display, have an authorized
Mercedes-Benz Center check the ABC
system. Engine compartment
371Operation
216_AKB; 3; 90, en-US
d2ureepe, Version: 2.11.8.1 2009-05-15T11:47:50+02:00 - Seite 371 Z