Page 276 of 456

275 Operation
Engine compartment
Checking the engine oil level with the
control system
When checking the oil level
the vehicle must be parked on level
ground
with the engine at operating tempera-
ture, the vehicle must have been sta-
tionary for at least 5 minutes with the
engine turned off
with the engine not at operating tem-
perature yet, the vehicle must have
been stationary for at least 30 minutes
with the engine turned off
To check the engine oil level via the multi-
function display, do the following:
Switch on the ignition (
page 34).
The standard display (
page 142) should
appear in the multifunction display.
Press buttonk or j on the mul-
tifunction steering wheel until the fol-
lowing message is seen in the
multifunction display:
One of the following messages will sub-
sequently appear in the multifunction
display:
ENGINE OIL LEVEL
OK
ADD 1.0 QT. TO
REACH MAX. OIL LEVEL(Canada:
1.0 LITER
)
ADD 1.5 QTS. TO
REACH MAX. OIL LEVEL(Canada:
1.5 LITERS
)
ADD 2.0 QTS. TO
REACH MAX. OIL LEVEL(Canada:
2.0 LITERS
)
If necessary, add engine oil.
For adding engine oil (
page 278).
For more information on engine oil, see the
“Technical data” section (page 418) and
(
page 420).iIf you want to interrupt the checking
procedure, press the k or j but-
ton on the multifunction steering
wheel.
Page 278 of 456

277 Operation
Engine compartment
Checking the engine oil level with the
oil dipstick (CL 500, CL 55 AMG only)
When checking the oil level
the vehicle must be parked on level
ground
with the engine at operating tempera-
ture, the vehicle must have been sta-
tionary for at least 5 minutes with the
engine turned off
with the engine not at operating tem-
perature yet, the vehicle must have
been stationary for at least 30 minutes
with the engine turned offTo check the engine oil level with the oil
dipstick, do the following:
Open the hood (
page 273).
Pull out oil dipstick1 (
page 278).
Wipe oil dipstick1 clean.
Fully insert oil dipstick1 into the dip-
stick guide tube.
Pull out oil dipstick1 again after ap-
proximately 3 seconds to obtain accu-
rate reading.
Oil dipstickThe oil level is correct when it is between
the lower (min) and upper (max) mark of
the oil dipstick.
If necessary, add engine oil.
For adding engine oil see (
page 278).
For more information on engine oil, see the
“Technical data” section (
page 418) and
(
page 420).
For more information on messages in the
multifunction display concerning engine
oil, see the “Practical hints” section
(page 351)
iThe engine oil level can be checked by
either the oil dipstick or via the multi-
function display in the instrument clus-
ter (
page 275). The amount of engine
oil needed is shown more precisely in
the multifunction display.
iThe filling quantity between upper and
lower oil dipstick marking level is ap-
proximately 2.1 US qt (2.0 l).
Page 279 of 456

278 OperationEngine compartmentAdding engine oil
CL 500, CL 55 AMG1Oil dipstick
2Filler cap
Unscrew filler cap2 from filler neck.
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.
Screw filler cap2 back on filler neck.
CL 6001Filler cap
!Only use approved engine oils and oil
filters required for vehicles with
Maintenance System (U.S. vehicles) or
FSS (Canada vehicles). For a listing of
approved engine oils and oil filters, re-
fer to the Factory Approved Service
Products pamphlet in your vehicle liter-
ature portfolio, or contact an autho-
rized Mercedes-Benz Center.
Using engine oils and oil filters of spec-
ification other than those expressly re-
quired for the Maintenance System
(U.S. vehicles) or FSS (Canada vehi-
cles), or changing of oil and oil filter at
change intervals longer than those
called for by the Maintenance System
(U.S. vehicles) or FSS (Canada vehi-
cles) will result in engine damage not
covered by the Mercedes-Benz Limited
Warranty.
!Excess oil must be siphoned or drained
off. It could cause damage to the en-
gine and catalytic converter not cov-
ered by the Mercedes-Benz Limited
Warranty.
Page 280 of 456

279 Operation
Engine compartment
CL 65 AMG1Filler cap
Unscrew filler cap 1 from filler neck.
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.
Screw filler cap1 back on filler neck.
For more information on engine oil, see the
“Technical data” section (
page 418) and
(
page 420).
Transmission fluid level
The transmission fluid level does not need
to be checked. If you notice transmission
fluid loss or gear shifting malfunctions,
have an authorized Mercedes-Benz Center
check the automatic transmission.Active Body Control (ABC) fluid level
Regular fluid level check is not required. If
you notice fluid leaks or malfunction mes-
sages in the multifunction display, have an
authorized Mercedes-Benz Center check
the ABC system.
!Excess oil must be siphoned or drained
off. It could cause damage to the en-
gine and catalytic converter not cov-
ered by the Mercedes-Benz Limited
Warranty.
Page 439 of 456

438 IndexEngine oil 274, 420
Adding 278
Additives 420
Changing 278, 420
Checking level 274
Consumption 274
Filler neck 278, 279
Messages in display 275, 276, 351
Recommended engine oils and oil
filter 420
Viscosity 428
ESP
®
82, 429
Messages in display 342
Warning lamp 332, 333
ETD 71, 429
Safety guidelines 66
Exterior rear view mirrors 43
Auto-dimming on the driver’s
side 178
Parking position 124, 180
Parking position for 164
Power folding 180
Storing parking position 124F
Filler neck, Engine oil 278, 279
First aid kit 369
Flat tire 386
Jacking up the vehicle 387
Lowering the vehicle 390
Mounting the spare wheel 386
Preparing the vehicle 386
Flexible Service System see FSS
Fluids
ABC fluid 279
Automatic transmission 279, 418
Brake fluid 272, 418, 420
Capacities 418
Engine coolant 280, 419, 422
Engine oil 418, 420
Hydraulic system for ABC 418
Power steering fluid 418
Windshield washer system and head-
lamp cleaning system 282, 419,
425
Fog lamps 128, 379
Messages in display 355, 357
Replacing bulbs 379, 383Front air bags 67
Front lamps see Headlamps
Front passenger front air bag 63, 67
Front passenger front air bag off indicator
lamp 74, 336
Front seat head restraints see Head re-
straints
FSS (Canada vehicles) 315, 429
Fuel 271, 419, 421
Additives 422
Capacities, Fuel tank 419
Consumption statistics after
start 151
Consumption statistics since last
reset 152
Filling the tank 270
Fuel filler flap and cap 270, 374
Fuel gauge 25, 331
Fuel reserve warning lamp 25, 331
Requirements, Octane rating 271,
419, 421
Technical data 419, 421
Fuel cap
Engine malfunction indicator
lamp 331
Message in display 360