355 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 three hours or
driven no more than one 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.
479 Technical data
Fuels, coolants, lubricants, etc.
Fuels, coolants, lubricants, etc.
CapacitiesVehicle components and their respective
lubricants must match. Therefore only use
products tested and approved by
Mercedes-Benz.Please refer to the Factory Approved Ser-
vice Products pamphlet, or inquire at your
Mercedes-Benz Center.
Model
Capacity
Fuels, coolants, lubricants, etc.
Engine with oil filter
CLK 350
CLK 500
CLK 55 AMG
8.5 US qt (8.0 l)
7.9 US qt (7.5 l)
9.0 US qt (8.5 l)
Approved engine oils
Automatic transmission
CLK 350
CLK 500
CLK 55 AMG
9.0 US qt (8.5 l)
9.0 US qt (8.5 l)
9.3 US qt (8.7 l)
MB Automatic Transmission Fluid
Rear axle
CLK 350
CLK 500
CLK 55 AMG
1.16 US qt (1.1 l)
1.69 US qt (1.6 l)
1.50 US qt (1.4 l)
Hypoid gear oil SAE 85 W 90
Power steering
approx. 1.1 US qt (1.0 l)
MB Power Steering Fluid (Pentosin
CHF 11S)
Front wheel hubs
approx. 3.0 oz (85 g) each
High temperature roller bearing grease
Brake system
0.64 US qt (0.6 l)
MB Brake Fluid (DOT 4+)
480 Technical dataFuels, coolants, lubricants, etc.
Model
Capacity
Fuels, coolants, lubricants, etc.
Cooling system
CLK 350
CLK 500
CLK 55 AMG
approx. 7.5 US qt (7.1 l)
approx. 12.8 US qt (12.0 l)
approx. 12.8 US qt (12.0 l)
MB 325.0 Anticorrosion/Antifreeze
Agent
Fuel tank
including a reserve of
CLK 350
CLK 500
CLK 55 AMG
16.35 US gal (62.0 l)
2.11 US gal (8.0 l)
2.11 US gal (8.0 l)
2.64 US gal (10.0 l)
Premium unleaded gasoline:
Minimum Posted Octane 91
(Avg. of 96 RON / 86 MON)
Air conditioning system
R-134a refrigerant and special PAG lu-
bricant oil (never R-12)
Windshield washer and
headlamp cleaning system*
6.4 US qt (6.0 l)
MB Windshield Washer Concentrate
1
1Use MB Windshield Washer Concentrate “S” and water for temperatures above freezing point or MB Windshield Washer Concentrate “S” and commercially available
premixed windshield washer solvent / antifreeze for temperatures below freezing point. Follow suggested mixing ratios (page 486).
486 Technical dataFuels, coolants, lubricants, etc.Windshield washer system and headlamp cleaning system*
Both the windshield washer and headlamp
cleaning system are supplied from the
windshield washer fluid reservoir.
The washer fluid reservoir has a capacity of
approx. 6.4 US qt (6.0 l).
Refill the reservoir with MB Windshield
Washer Concentrate “S” and water (or
concentrate and commercially avail-
able premixed windshield washer
solvent / antifreeze, depending on
ambient temperatures).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
(1.34 fl oz [40 ml] “S” to 1 gallon [4.0 l]
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
(1.34 fl oz [40 ml] “S” to 1 gallon [4.0 l]
solvent)
Warning!
G
Washer solvent/antifreeze is highly flam-
mable. Do not spill washer
solvent/antifreeze on hot engine parts, be-
cause it may ignite and burn. You could be
seriously burned.
499 Index
Fuel consumption statistics
After start 161
Resetting 162
Since last reset 162
Fuel filler flap 318
Locking/unlocking 318
Opening in an emergency 421
Fuel reserve warning lamp 25
Fuel tank
Capacity 480
Filler flap 318
Message in display 403
Fuel, Premium
unleaded gasoline 319, 482
Fuels, coolants, lubricants etc.
Capacities 479
Fuses 462
Aids for changing fuses 462
Fuse box (main)
in passenger compartment 463
Fuse box in engine compartment 463
Fuse box in trunk 464
Fuse chart 462
Fuse extractor 462
Replacing 462
Spare fuses 462G
Garage door opener 29, 296
Gasoline see Fuel
GAWR 355
Gear range 171, 488
Automatic transmission 171
Limiting 171
Shifting into optimal 173
Gear selector lever 28, 48, 166
Cleaning 371
Lock 49
Message in display 393
One-touch gearshifting 173
Position 166, 168
Position indicator 25, 140, 167
Unlocking in an emergency 422
Global locking/unlocking see
Key, SmartKey or KEYLESS-GO* 98
Global Positioning System see GPS
Glove box 23, 278
Gloves 413
Good visibility 181
GPS 488
Gross Axle Weight Rating see GAWR
Gross Vehicle Weight Rating see GVWR
Gross Vehicle Weight see GVWGVW 355
GVWR 356
H
Halogen headlamp see Headlamps
Hands-free microphone 29
Hard plastic trim items, cleaning 371
Hazard warning flasher 133
Head restraints 38, 119
Active head restraints 73
Front seat 119
Power seat, Adjusting 38
Rear seat 119
Rear seat, Lowering 120
Rear seat, Raising 120
Headlamp
cleaning system* 181, 329, 486
Headlamp delayed shut-off see
Delayed shut-off, Exterior lamps
Headlamps
Automatic headlamp mode 128
Bi-Xenon* 441, 487
Cleaning lenses 369
Daytime running lamp mode 129
Halogen 440
High beam see High beam flasher
High beam see High beam headlamps
508 IndexStanding lamps 127
Replacing bulbs 438, 439, 441, 442
Standing water, Driving through 314
Starter switch 23, 34
Positions 34
Starting difficulties, Engine 50
Starting, Engine 48
Status line, Selecting display 152
Steering column 41
Steering gear oil
Message in display 410
Steering wheel 41
Buttons 26
Cleaning 371
Gearshift buttons 175, 176
Gearshift control 175, 176
One-touch gearshifting 174
Stolen Vehicle Recovery services 296
Storage compartments 278
Armrest, Front 281, 282
Armrest, Rear 283
Cup holder 283
Glove box 278
Parcel net 280
Storage bags 280
Storage box 279Storing
Tires 332
Submenus see
Control system submenus 141
Sun visors 184
Supplemental Restraint System see SRS
Switching off
Parktronic system* 272
Switching on
Parktronic system* 272
Symbols used in
this operator’s manual 15
T
Tachometer 25, 138
Overspeed range 138
Tail lamps
Cleaning lenses 369
Messages in display 407
Replacing bulbs 439, 443
Tar stains 365
Technical data
Air conditioning refrigerant 481
Brake fluid 481
Capacities fuels,
coolants, lubricants etc. 479, 480
Coolant 480, 484Electrical system 477
Engine 470
Engine oil 481
Engine oil additives 481
Fuel capacity 480
Fuel requirements 482
Gasoline additives 483
Lubricants 479
Premium unleaded gasoline 482
Rims and tires 471
Tires, Mixed size 475
Tires, Same size 473
Tires, Spare wheel sizes 476
Vehicle dimensions 478
Weights 478
Windshield washer and headlamp
cleaning* system 480, 486
Tele Aid 29, 289, 492
Call priority 294
Emergency calls 290
Hands-free microphone 29
Information 293
Initiating an
emergency call manually 291
Messages in display 409
Remote door unlock 295