Page 310 of 456

309 Operation
Tires and wheels
Tire and loading terminology
Accessory weight
The combined weight (in excess of those
standard items which may be replaced) of
automatic transmission, power steering,
power brakes, power windows, power
seats, radio, and heater, to the extent that
these items are available as
factory-installed equipment (whether
installed or not).
Air pressure
The amount of air inside the tire pressing
outward on each square inch of the tire.
Air pressure is expressed in pounds per
square inch (psi), or kilopascal (kPa) or
bars.
Aspect ratio
Dimensional relationship between tire
section height and section width
expressed in percentage.Bar
Another metric unit for air pressure. There
are 14.5038 pounds per square inch (psi)
to 1 bar; there are 100 kilopascals (kPa)
to 1 bar.
Bead
The tire bead contains steel wires wrapped
by steel cords that hold the tire onto the
rim.
Cold tire inflation pressure
Tire inflation pressure when your vehicle
has been sitting for at least 3 hours or driv-
en no more than 1 mile (1.6 km).
Curb weight
The weight of a motor vehicle with stan-
dard equipment including the maximum
capacity of fuel, oil, and coolant, and, if so
equipped, air conditioning and additional
optional equipment, but without passen-
gers and cargo.DOT (D
epartment o
f T
ransportation)
A tire branding symbol which denotes the
tire meets requirements of the
U.S. Department of Transportation.
GAWR (G
ross A
xle W
eight R
ating)
The GAWR is the maximum permissible
axle weight. The gross vehicle weight on
each axle must never exceed the GAWR for
the front and rear axle indicated on the
Certification label located on the driver’s
door B-pillar.
GVW (G
ross V
ehicle W
eight)
The GVW comprises the weight of the
vehicle including fuel, tools, spare wheel,
installed accessories, passengers and
cargo and, if applicable, trailer tongue
load. The GWV must never exceed the
GWVR indicated on the Certification label
located on the driver’s door B-pillar.
Page 419 of 456

418 Technical dataFuels, coolants, lubricants, etc.CapacitiesVehicle components and their respective
lubricants must match. Therefore use only
products tested and approved by
Mercedes-Benz.Please refer to the Factory Approved
Service Products pamphlet, or inquire at
your Mercedes-Benz Center.
Model
Capacity
Fuels, coolants, lubricants, etc.
Engine with oil filter
CL 500
CL 55 AMG
CL 600
CL 65 AMG
8.5 US qt (8.0 l)
8.0 US qt (7.5 l)
9.5 US qt (9.0 l)
11.0 US qt (10.5 l)
Approved engine oils
Automatic transmission
CL 500
CL 55 AMG
CL 600
CL 65 AMG
9.1 US qt (8.6 l)
9.1 US qt (8.6 l)
8.2 US qt (7.7 l)
8.2 US qt (7.7 l)
MB Automatic Transmission Fluid
Rear axle
CL 500
CL 55 AMG
CL 600
CL 65 AMG
1.7 US qt (1.6 l)
2.1 US qt (2.0 l)
2.1 US qt (2.0 l)
2.1 US qt (2.0 l)
Hypoid gear oil SAE 85 W 90
Hydraulic system for ABC
approx. 4.2 US qt (4.0 l)
MB Hydraulic Fluid
Power steering
approx. 1.1 US qt (1.0 l)
MB Power Steering Fluid
(Pentosin CHF 11S)
Front wheel hubs
approx. 3.5 oz (100 g) each
High temperature roller bearing grease
Brake system
0.7 US qt (0.7 l)
MB Brake Fluid (DOT 4+)
Page 420 of 456

419 Technical data
Fuels, coolants, lubricants, etc.
Model
Capacity
Fuels, coolants, lubricants, etc.
Cooling system
CL 500
CL 55 AMG
CL 600
CL 65 AMG
approx. 12.15 US qt (11.5 l)
approx. 12.68 US qt (12.0 l)
approx. 15.85 US qt (15.0 l)
approx. 16.18 US qt (15.3 l)
MB 325.0 Anticorrosion/Antifreeze
Low temperature cooling system
CL 600
CL 65 AMG
2.3 US qt (2.2 l)
3.06 US qt (2.9 l)
MB 325.0 Anticorrosion/Antifreeze
Fuel tank
23.2 US gal (88.0 l)
Premium unleaded gasoline:
Minimum Posted Octane 91
(Avg.of96RON/86MON)
including a reserve of
CL 500 and CL 600
2.9 US gal (11.0 l)
including a reserve of
CL 55 AMG and CL 65 AMG
3.7 US gal (14.0 l)
Air conditioning system
R-134a refrigerant and special PAG
lubricant oil (never R-12)
Windshield washer and
headlamp cleaning system
7.1 US qt (6.7 l)
MB Windshield Washer Concentrate
1
1Use MB Windshield Washer Concentrate “S” and water for temperatures above freezing or MB Windshield Washer Concentrate “S” and commercially available pre-
mixed windshield washer solvent/antifreeze for temperatures below freezing point. Follow suggested mixing ratios (page 425).
Page 426 of 456

425 Technical data
Fuels, coolants, lubricants, etc.
Windshield washer system and head-lamp cleaning system
Both the windshield and headlamp washer
systems are supplied from the windshield
washer fluid reservoir.
The windshield and headlamp washer fluid
reservoir has a capacity of approx.
7.1 US qt (6.7 l).
Refill the reservoir with MB Windshield
Washer Concentrate and water (or con-
centrate and commercially available
premixed windshield washer solvent/
antifreeze, depending on ambient tem-
peratures).Windshield and headlamp washer fluid
mixing ratio
For temperatures above freezing point, use
MB Windshield Washer Concentrate “S”
and water:
1 part “S” to 100 parts water
[40 ml “S” to 1 gallon (4 liters) water].
For temperatures below freezing point, use
MB Windshield Washer Concentrate “S”
and commercially available premixed
windshield washer solvent/antifreeze:
1 part “S” to 100 parts solvent
[40 ml “S” to 1 gallon (4 liters) solvent].
Warning!
G
Washer solvent/antifreeze is highly flamma-
ble. Do not spill washer solvent/antifreeze
on hot engine parts, because it may ignite
and burn. You could be seriously burned.
Page 440 of 456

439 Index
Fuel filler flap 270
Locking/unlocking 270
Opening in an emergency 374
Opening/closing 270
Fuel reserve warning lamp 331
Fuel tank
Capacity 419
Filler flap 270
Fuel tank reserve warning lamp 25
Fuel, Premium unleaded gasoline 271,
419
Fuels, coolants, lubricants etc.
Capacities 418
Fuses 399
Aids for replacing fuses 399
Fuse boxes in engine
compartment 401
Fuse boxes in passenger
compartment 400
Fuse chart 370
Fuse extractor 370
Replacing 399
Spare fuses 370G
Garage door opener 249
Gasoline see Fuel
GAWR 309
Gear range 429
Automatic transmission 170
Limiting 170
Shifting into optimal 172
Gear selector lever 48, 165
Cleaning 324
Lock 51
Message in display 344
Position indicator 166
Position, Automatic transmission 48,
165, 167
Global locking/unlocking see Key
Global Positioning System see GPS
Glove box 231
Good visibility 178
GPS 429
Gross Axle Weight Rating see GAWR
Gross Vehicle Weight Rating see GVWR
Gross Vehicle Weight see GVW
GVW 309
GVWR 310H
Hands-free microphone 29
Hard plastic trim items, cleaning 324
Hazard warning flasher 130
Head restraints
Folding rear head restraints
back 115
Front seat 38, 39
Front seat, Removing and
installing 114
Rear seat 115
Head unit see COMAND
Headlamp switch-off delay see Delayed
switch-off, Exterior lights
Headlamps
Automatic headlamp mode 126
Bi-Xenon 379, 427
Cleaning lenses 321
Cleaning system 178, 282, 425
Cleaning system washer
reservoir 271, 282
Manual headlamp mode 126
Messages in display 355
Replacing bulbs 379
Switch 52, 125