Page 388 of 440
388 Technical dataFuels, coolants, lubricants, etc.
Fuels, coolants, lubricants, etc.CapacitiesVehicle components and their respective
lubricants must match. Therefore only use
brands 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 320
CLK 500
CLK 55 AMG
8.5 US qt (8.0 l)
8.0 US qt (7.5 l)
9.0 US qt (8.5 l)
Approved engine oils
Automatic transmission
CLK 320
CLK 500
CLK 55 AMG
8.0 US qt (7.5 l)
9.3 US qt (8.7 l)
9.3 US qt (8.7 l)
MB Automatic Transmission Oil
Rear axle
CLK 320
CLK 500
CLK 55 AMG
1.28 US qt (1.2 l)
1.5 US qt (1.4 l)
1.5 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+)
Page 389 of 440
389 Technical data
Fuels, coolants, lubricants, etc.
Model
Capacity
Fuels, coolants, lubricants, etc.
Cooling system
CLK 320
CLK 500
CLK 55 AMG
approx. 10.7 US qt (10.0 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
16.35 US gal (62.0 l)
2.11 US gal (8.0 l)
Premium unleaded gasoline:
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 394).
Page 394 of 440

394 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 am-
bient 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
[40 ml “S” to 1 gallon (4 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
[40 ml “S” to 1 gallon (4 l) 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 413 of 440

413 Index
F
Fahrenheit
Setting temperature units 142
Fastening the seat belts 40
Fine adjustment
Cruise control 220
Distronic* 227
First aid kit 337
Flat tire 358
Lowering the vehicle 362
Minispare wheel 340
Mounting the Minispare wheel 358
Preparing the vehicle 358
Flexible Service System (FSS) 296, 399
Floormates*
Installing 249
Removing 249
Floormats* 249
Fog lamp, rear 122, 351
Fog lamps
Replacing bulbs 351
Fog lamps, front
Messages in display 329
Replacing bulbs 352
Switching on 122Front airbags 63
Front lamps
Messages in display 329–331
Replacing bulbs 351, 352
Switching on 119
Front seat head restraints
Installing 108
Power seat 108
Removing 108
Front seats
Heating* 114
Ventilation* 113
FSS (Flexible Service System) 296, 399
Fuel 279
Additives 391
Fuel reserve warning lamp 311
Gasoline additives 391
Premium unleaded
gasoline 279, 389, 391
Requirements 391
Reserve warning 23
Technical data 388
Fuel additives 391
Fuel consumption statistics
After start 152
Since last reset 153Fuel filler flap 278
Locking 278
Opening 347
Unlocking 278
Fuel requirements 391
Fuel reserve tank
Message in display 328
Fuel tank
Capacity 389
Filler flap 278
Fuels, coolants, lubricants etc.
Capacities 388
Functions (control system) 130, 133
Resetting 140
Fuse box 372, 373
Fuse chart 372
Fuse extractor 374
Fuses 372
Auxiliary fuse box in trunk 374
F us e box i n engi ne com p art me nt 3 73
Fuse box in
passenger compartment 372
Fuse chart 372
Fuse extractor 374
Spare fuses 374