See also:

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. - Swi ...

Starting procedure with the SmartKey
To start the engine using the SmartKey instead of KEYLESS-GO, pull the Start/Stop button out of the ignition lock. To start a gasoline engine: turn the SmartKey to position 3 in the ignition lo ...

Interior design in detail: From Economy to First Class
The third generation of the Mercedes-Benz M-Class combines the best of two worlds: the much-coveted SUV not only boasts a strong off-road vehicle heritage, but its passengers also benefit from lev ...