Starting procedure with the SmartKey

SmartKeyTo start the engine using the SmartKey instead of KEYLESS-GO, pull the Start/Stop button out of the ignition lock.

in the Turn the SmartKey to position 3 in the ignition lock and release it as soon as the engine is running.

    See also:

    Setting and storing the parking position
    You can position the front-passenger side exterior mirror in such a way that you can see the rear wheel on that side as soon as you engage reverse gear. You can store this position. Make s ...

    Mercedes-Benz M-Class Owners Manual
    ...

    Safety notes
    WARNING Work improperly carried out on electronic components and associated software could cause them to cease functioning. Because the vehicle's electronic components are interconnected, an ...