Opening

Remove the SmartKey from the Switch off the engine.
ignition lock. Remove the SmartKey from the ignition lock.
KEYLESS-GO: open the driver’s door. This switches the ignition to position 0, which corresponds to having removed the SmartKey. The driver’s door can be closed again.
direction of arrow 1. Press the fuel filler flap in the direction of arrow 1.
The fuel filler flap opens slightly.
Turn the fuel filler cap Open the fuel filler flap.
counter-clockwise and remove it. Turn the fuel filler cap counter-clockwise and remove it.
holder bracket on the inside of filler flap 2. Insert the fuel filler cap into the holder bracket on the inside of filler flap 2.
into the filler neck and refuel. Completely insert the pump nozzle into the filler neck and refuel.
nozzle switches off. Only fill the tank until the pump nozzle switches off.

damage the Overfilling the fuel tank could damage the fuel system.

    See also:

    Information about electronic data acquisition in the vehicle
    (Including notice pursuant to California Code § 9951) Your vehicle records electronic data. If your vehicle is equipped with mbrace1, data is transmitted in the event of an accident. This info ...

    Closing the DEF filler cap and fuel filler flap
    – Place DEF filler cap 2 on the filler neck and turn it clockwise. – To close the fuel filler flap, press it in the direction of arrow 1. – Drive at a speed above 10 mph (16 km/h). The Check ...

    Please bear the following in mind
    At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes- Benz Center. Observe the notes in the "Changing a wheel" ...