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 ...

Mobility
In order to always ensure your mobility, you will find important information on operating fluids, wheels and tires, maintenance and Roadside Assistance in the following. ...

Malfunction
Comfort Access may not function properly if it experiences interference from external sources such as mobile phones, metal objects, overhead power lines, transmission towers, etc. In this case, ...