See also:

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 ...

Switching on/off
The three red indicator lamps in the button indicate the heating level you have selected. If the battery voltage is too low, the seat heating may switch off. The system automatically switches ...

General notes
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. - Check the battery in ...