Fuel grade

premium-grade gasoline as this avoids You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter.
If engine running problems are apparent, have the cause checked immediately and repaired. Excess unburned fuel can otherwise enter the catalytic converter, leading to overheating and possibly causing a fire.

Use a filter when refueling from a fuel can.
Otherwise, the fuel lines and/or injection system could be blocked by particles from the fuel can.

gasoline with a specified minimum octane Only refuel with premium-grade unleaded gasoline with a specified minimum octane number of 91 (average value of 96 RON/86 MON).
You will usually find information about the fuel grade on the pump. If you cannot find the label on the pump, ask the staff for assistance.
You can find more information under "Fuel", or by contacting an authorized Mercedes-Benz Service Center or visiting http://www.mbusa.com (USA only).

    See also:

    Vehicle remote closing
    If you forget to lock your vehicle but are no longer in the vicinity of the vehicle, it can be locked for you by the Mercedes-Benz Customer Assistance Center. The vehicle can be locked remotely ...

    Activating the rear view camera
    Make sure that the SmartKey is in position 2 in the ignition lock. Make sure that the "rear view camera" function is selected in COMAND (see the separate operating instructions for C ...

    Driving, Part One
    This might be the time when you'll wonder if you are getting your money's worth, especially if you're a performance junkie. The CL550 we tested is the base model of the CL range. All other version ...