Switching the ECO function on/off

The ECO start/stop function switches the engine off automatically if the vehicle is stopped under certain conditions. When pulling away again, the engine starts automatically. You can switch the ECO start/stop function on and off using COMAND.

If you switch the ECO start/stop function off using COMAND, the function is switched on again automatically when you switch the ignition off and on again.

To switch the ECO start/stop function

on/off: select Vehicle in the main To switch the ECO start/stop function on/off: select Vehicle in the main function bar by sliding the COMAND controller and press and turning to confirm. the COMAND controller and press The main area is active. to confirm.

The main area is active.

or Select the ECO function by sliding turning  the COMAND controller and or turning press  to confirm. the COMAND controller and press The ECO start/stop function is switched on to confirm.

The ECO start/stop function is switched on and off alternately.

    See also:

    Problems with the SmartKey
    Problem Possible causes/consequences and Solutions You cannot lock or unlock the vehicle using the SmartKey. The SmartKey battery is discharged or nearly discharged. ...

    Fuel requirements
    Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Research Octane Number (RON) ...

    Dialing a number from the phone book
    You can enter new telephone numbers into the phone book via the mobile phone (see the separate operating instructions). If your mobile phone is operational, you can select and dial a number from t ...