Page 300 of 474

299 Operation
Engine compartment
Checking engine oil level with the oil 
dipstick
When checking the oil level
the vehicle must be parked on level 
ground
with the engine at operating tempera-
ture, the vehicle must have been sta-
tionary for at least 5 minutes with the 
engine turned off
with the engine not at operating tem-
perature yet, the vehicle must have 
been stationary for at least 30 minutes 
with the engine turned off1Oil dipstick
2Upper (max) mark
3Lower (min) mark
To check the engine oil level with the oil 
dipstick, do the following:
Open the hood (
page 297).
Pull out oil dipstick1.
Wipe oil dipstick1 clean.
Fully insert oil dipstick1 into the 
dipstick guide tube.
Pull out oil dipstick1 again after 
approximately 3 seconds to obtain ac-
curate reading.
The oil level is correct when it is be-
tween the lower (min) mark3 and 
upper (max) mark2 of oil dipstick1.
If necessary, add engine oil.
For adding engine oil, see “Adding en-
gine oil” (
page 300).
For more information on engine oil, see 
“Fuels, coolants, lubricants, etc.” 
(
page 440).
For more information on messages in the 
multifunction display concerning engine 
oil, see the “Practical hints” section 
(page 375).iThe filling quantity between the upper 
and lower marks on the oil dipstick is 
approximately 2.1 US qt. (2.0 l). 
     
        
        Page 301 of 474

300 OperationEngine compartmentAdding engine oil
1Filler cap
Unscrew filler cap1 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 cap1 back on filler neck.
For more information on engine oil, see the 
“Technical data” section (
page 440) and 
(
page 442).
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.
!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 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 (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.
!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 461 of 474

460 Index
Number 428
Starting 49
Tachometer 25
Technical data 430
Turning 59
Engine coolant see coolant
Engine number 450
Engine oil 298, 442
Adding 300
Additives 442
Changing 440
Checking level (Dipstick) 299
Consumption 298
Filler neck 300
Recommended engine and 
oil filter 375
Viscosity 450
ESP®
89, 450
Four wheel electronic traction system 
with ESP
®
92
Messages in display 361–362
Warning lamp 25, 354ETD 72, 450
Safety guidelines 66
Exterior lamp switch 52, 118
Exterior rear view mirrors 43
Parking position* 172
F
Fahrenheit see Temperature display 
mode 142
Filler neck, Engine oil 300
First aid kit 383
Flat tire 406
Jacking up the vehicle 407
Lowering the vehicle 410
Minispare wheel 386
Mounting the spare wheel 406
Preparing the vehicle 406
Flexible Service System see FSS
Fluids
Automatic transmission fluid 300, 
440
Brake fluid 295, 442
Capacities 440Engine coolant 295, 444
Engine oil 298, 442
Power steering fluid 441
Windshield washer and headlamp 
cleaning system* 303, 448
Fog lamps 121, 122
Message in display 377, 379
Replacing bulbs 398, 399
Four wheel electronic traction system 
(4MATIC) with ESP
®
92
4MATIC 92
Front air bags 67
Front lamps see Headlamps
Front passenger front air bag 67
Messages in display 364–367
Front passenger front air bag off indicator 
lamp 27, 80, 356, 357
Front seat head restraints see Head 
restraints 109
FSS (Flexible Service System) 
(Canada vehicles) 338, 450