Opening the DEF filler cap

The filler neck for DEF is behind the fuel filler flap.

The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or with KEYLESSGO.

- Switch off the ignition.

- Switch off the ignition.
- Press the fuel filler flap in the direction of arrow 1.
The fuel filler flap swings up.
- Turn blue DEF filler cap 2 counterclockwise and remove it.
DEF filler cap 2 is secured with a plastic strap.

    See also:

    Parcel nets
    WARNING   Vehicles with Occupant Classification System (OCS) Do not place objects with a combined weight of more than 4.4 lbs (2 kg) into the parcel net on the back of the front passeng ...

    Cleaning the steering wheel and gear or selector lever
    Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes-Benz. ...

    Steering wheel paddle shifters
    1 Left-hand steering wheel paddle shifter 2 Right-hand steering wheel paddle shifter You can restrict or derestrict the shift range by using the steering wheel paddle shifters. ...