Page 280 of 458

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 Main-
tenance System (U.S. vehicles) or FSS
(Canada vehicles). For a listing of ap-
proved engine oils and oil filters, refer
to the Factory Approved Service Prod-
ucts pamphlet in your vehicle literature
portfolio, or contact an authorized
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 415 of 458

413 Technical data
Fuels, coolants, lubricants, etc.
Engine oils
Engine oils are specifically tested for their
suitability in our engines and durability for
our service intervals. Therefore, 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, refer to the Factory
Approved Service Products pamphlet, or
contact an authorized Mercedes-Benz
Center.
Using engine oils and oil filters of
specification other than those expressly
required for the Maintenance System
(U.S. vehicles) or FSS (Canada vehicles), 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 Vehicles) will result in engine
damage not covered by the
Mercedes-Benz Limited Warranty.Please follow Maintenance System
(U.S. vehicles) or FSS (Canada vehicles)
recommendations for scheduled oil
changes. Failure to do so will result in
engine damage not covered by the
Mercedes-Benz Limited Warranty.
Engine oil additives
Do not blend oil additives with engine oil.
They may damage the engine.
Damage or malfunctions resulting from
blending oil additives are not covered by
the Mercedes-Benz Limited Warranty.Air conditioning refrigerant
R-134a (HFC) refrigerant and special PAG
lubricating oil is used in the air condition-
ing system.
Never use R-12 (CFC) or mineral-based lu-
bricating oil. Otherwise damage to the
system will occur.
Page 431 of 458

429 Index
Central locking
Automatic 110
From inside 111
Switch 111
Switching on/off (control
system) 161
Unlocking from inside 111
Central locking switch 111
Change of address or ownership 12
Changing
Key setting 162
Vehicle level 222
Changing CDs 144
Charcoal filter 192
Activating 192
Deactivating 192
Charging
Vehicle battery 387
CHECK ENGINE malfunction indicator
lamp 328, 329Checking
Coolant level 279
Oil level 272, 274
Oil level via control system 275
Tire inflate pressure 272
Vehicle lighting 272
Checking the batteries
SmartKey 93
Child safety 72
Air bags 64
Infant and child restraint systems 68,
72
LATCH child seat mounts 77
Child safety switch see Blocking of rear
window operation 78
Cigarette lighter 239Cleaning
Cup holder 322
Distronic* system sensor cover 320
Gear selector lever 322
Hard plastic trim items 322
Headlamps 178
Headliner and shelf below rear
window 322
Instrument cluster 322
Leather upholstery 323
Light alloy wheels 322
Nubuck leather upholstery 323
Parktronic* system sensor 320
Plastic and rubber parts 323
Seat belts 322
Steering wheel 322
Upholstery 323
Windows 321
Windshield 55
Wiper blades 320
Wood trims 323
Cleaning tires 285