if all vehicle conditions for an automatic engine stop are met.
you brake the vehicle to a standstill in transmission position
or 
. you depress the brake pedal when driving at speeds below 20 km/h.
you release the brake pedal in transmission position
when the HOLD function is not active. you shift from transmission position
. you engage transmission position
or 
. you depress the accelerator pedal.
you permanently activate manual gearshifting.
you pull the left-hand steering wheel gearshift paddle.
an automatic engine start is required by the vehicle.
If the engine was switched off by the ECO start/stop function and you leave the vehicle, a warning tone sounds and the engine is not restarted. In addition, the message Vehicle is operational Switch off ignition before exiting appears in the multifunction display. If you do not switch off the ignition, the ignition is automatically switched off after one minute.