213 What you should know at the gas station
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Leaving the engine running and the fuel cap open can 
cause the “CHECK ENGINE” lamp to illuminate.
Fuel tank capacity approximately 19.0 US gal (72.0 l).
This includes approximately 3.2 US gal (12.0 l) reserve.
Use premium unleaded gasoline: Posted Octane 
Index 91 (Average of 96 RON / 86 MON).
•Engine oil
Engine oil level check, see page 89 and page 233.
Fill quantity between upper and lower dipstick 
marking level: 2.1 US qt (2.0 l).
Recommended engine oils, see Approved Service 
Products sheet.• Coolant
For normal replenishing, use water (potable water 
quality).
For further information (e.g. anticorrosion/
antifreeze), see page 292.
• Spark plugs
Approved spark plugs, see page 290.
• Tire pressure
For tire pressure, refer to tire pressure label inside 
the fuel filler flap. See page 250 for further details.
• Air conditioner
R-134a refrigerant and special PAG lubricant, see 
page 294.
Wa r n i n g !
Overfilling of fuel tank may result in creating 
pressure in the system which could cause a gas 
discharge such as the gas spraying back out upon 
removing the filler nozzle which could cause 
personal injury. 
293 Fuels, coolants, lubricants etc. - capacities
Te ch n ica l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car care Index Brake system
(MB Brake fluid [DOT 4+])approx. 0.9 US qt (0.8 l)
Windshield / headlamp washer system
(MB Windshield washer concentrate “S” 
1)Vehicles without 
headlamp cleaning 
system
Vehicles with headlamp 
cleaning systemapprox. 5.5 US qt (5.0 l)
approx. 8.0 US qt (7.6 l)
Cooling system
(MB Anticorrosion / antifreeze)approx. 12.7 US qt (12.0 l)
Fuel tank
including a reserve of
(Premium unleaded gasoline: 
Posted Octane 91 (Avg. of 96 RON / 86 MON))ML 320 / ML 430
ML 55 AMGapprox. 19.2 US gal (73.0 l)
approx. 3.2 US gal (12.0 l)
approx. 24.5 US gal (93.0 l)
approx. 3.2 US gal (12.0 l)
Air conditioner system
(R-134a refrigerant and special
PA C  l u b r i c a n t  (Never R-12))
1 Use MB Windshield Washer Concentrate “S” and water for temperatures above freezing or MB Windshield Washer Concentrate “S” and 
commercially available premixed windshield washer solvent / antifreeze for temperatures below freezing. Follow suggested mixing ratios, see 
page 237.Fuels, coolants, lubricants etc. Model Capacity