The ECO start/stop function is not available in all drive programs, depending on the engine. Observe the status display in the instrument display for this.
Vehicles with manual transmission: You brake the vehicle, shift into neutral
when travelling at a low speed and then release the clutch pedal. Vehicles with automatic transmission: You brake the vehicle to a standstill in transmission position
or . You activate the HOLD function or engage transmission position
.
If the system detects an intelligent stop inhibitor, for example, a stop sign, the engine will not stop.
If you activate the HOLD function or engage the park position , the engine can be switched off in spite of an intelligent stop inhibitor.
In transmission position 
, the engine is not switched off automatically even when the HOLD function is switched on.
Vehicles with manual transmission: You depress the clutch pedal.
Vehicles with automatic transmission: You shift into transmission position
or . You depress the accelerator pedal.
An automatic vehicle engine start is required.
The symbol
(green) appears when the vehicle is at a standstill: The engine was switched off by the ECO start/stop function. The symbol
(yellow) appears when the vehicle is at a standstill: Not all vehicle conditions for an engine stop have been met. Neither the symbol
nor appears when the vehicle is at a standstill: An intelligent stop inhibitor was detected, e.g. a stop sign. The symbol
appears: The ECO start/stop function is deactivated or there is a malfunction.
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 display message Vehicle is operational Switch off ignition before exiting appears in the instrument display. If you do not switch off the vehicle, it is automatically switched off after three minutes.