See also:

Fuel quality
Refuel with unleaded fuel only Do not use leaded fuel as this would permanently damage the catalytic converter. Do not refuel with ethanol Do not refuel with E85, i.e., fuel with an ethanol c ...

Residual heat
The heat stored in the engine is used to heat the interior. Functional requirement ▷ Up to 15 minutes after the engine has been switched off. ▷ Warm engine. ▷ The battery is ...

The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...