Page 250 of 409

249 Operation
Engine compartment
Adding engine oil
Using a rag, 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 the filler cap back on filler neck.
You will find further information about en-
gine oil in the “Technical data” section
(
page 378) and (
page 377).
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 transmission.
Warning!
G
The filler cap on the filler neck could be hot.
Use a rag when you unscrew the filler cap.
Otherwise you could burn yourself.
!Only use approved engine oils and oil
filters required for vehicles with
Maintenance System. For a listing of
approved engine oils and oil filters,
refer to the Factory Approved Service
Products pamphlet in your vehicle
literature portfolio, or contact an
authorized Mercedes-Benz Center.
Using engine oils and oil filters of
specification other than those
expressly required for the Maintenance
System, or changing of oil and oil filter
at change intervals longer than those
called for by the Maintenance System
will result in engine damage not cov-
ered by the Mercedes-Benz Limited
Warranty.
!Excess oil must be siphoned or drained
off. It could cause damage to the
engine and catalytic converter not
covered by the Mercedes-Benz Limited
Warranty.
Page 378 of 409

377 Technical data
Fuels, coolants, lubricants, etc.
Fuels, 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.
Capacity
Fuels, coolants, lubricants, etc.
Engine with oil filter
9.5 US qt (9.0 l)
Approved engine oils
Automatic transmission
9.1 US qt (8.6 l)
MB Automatic Transmission Fluid
Rear axle
1.9 US qt (1.8 l)
Hypoid gear oil SAE 75 W 85
Power steering
approximately 1.15 US qt (1.1 l)
MB Power Steering Fluid (Pentosin CHF 11S)
Front wheel hubs
approximately 3.0 oz (85 g) each
High temperature roller bearing grease
Brake system
1.6 US qt (1.5 l)
MB Brake Fluid (DOT 4+)
Cooling system
approximately 10.6 US qt (10.0 l)
MB 325.0 Anticorrosion/Antifreeze
Low temperature cooling system
approximately 5.3 US qt (5.0 l)
MB 325.0 Anticorrosion/Antifreeze
Fuel tank
including a reserve of
25.6 US gal (97.0 l)
3.2 US gal (12.0 l)
Premium unleaded gasoline:
Minimum Posted Octane 91
(Avg. of 96 RON/86 MON)
Air conditioning system
R-134a refrigerant and special PAG lubricant
oil (never R-12)
Windshield washer and headlamp cleaning system
7.4 US qt (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. Follow suggested mixing ratios (page 383).
Page 379 of 409

378 Technical dataFuels, 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. 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.
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 are used in the air condition-
er system.
Never use R-12 (CFC) or mineral-based lu-
bricating oil. Otherwise damage to the
system will occur.
!Using engine oils and oil filters of
specification other than those express-
ly required for the Maintenance Sys-
tem, or changing of oil and oil filter at
change intervals longer than those
called for by the Maintenance System
will result in engine damage not cov-
ered by the Mercedes-Benz Limited
Warranty.
Please follow Maintenance System rec-
ommendations for scheduled oil
changes. Failure to do so will result in
engine damage not covered by the
Mercedes-Benz Limited Warranty.
Page 397 of 409

396 IndexEngine oil 247, 378
Adding 249, 377
Additives 247, 378
Checking level 248
Consumption 247
Filler neck 248
Message in the multifunction
display 328
Recommended engine oils and oil
filter 378
Temperature 29
Oil temperature indicator 303
Viscosity 386
ESP
®
79, 81, 386
Resetting 311
Warning lamp 81, 298
Messages in the multifunction
display 310
ETD 72, 386
Safety guidelines 67
Exterior lamp switch 52, 105
Exterior rear view mirrors 44F
Filler neck, Engine oil 248
First aid kit 342
Flat tire 351
Preparing the vehicle 351
TIREFIT kit 351
Floormats 223
Fluids
Automatic transmission fluid 249,
377
Brake fluid 242, 377, 379
Capacities 377
Engine coolant 250, 377, 381
Engine oil 247, 377, 378
Power steering fluid 377
Windshield washer and headlamp
cleaning system 252, 377
Fog lamps 108, 349
Message in the multifunction
display 330
Front airbags 68
Front lamps see HeadlampsFuel 241
Additives 380
Capacity, Fuel tank 377
Consumption statistics 138
Filler flap 241
Filling the tank 241
Fuel reserve warning lamp 29, 303
Gauge 29
Premium unleaded gasoline 241,
379
Requirements, Octane rating 377,
380
Fuel cap
Messages in the multifunction
display 301, 329
Fuel filler flap
Locking/unlocking 241
Fuel reserve
Message in the multifunction
display 329
Fuel reserve warning lamp 29
Fuel system
Message in the multifunction
display 329