See also:

Problems with the side windows
Problem: a side window cannot be closed because it is blocked by objects, e.g. leaves in the window guide. - Remove the objects. - Close the side window. Problem: a side window cannot be closed ...

Rejecting or ending a call
► Press the button on the steering wheel. If you are not in the Telephone menu, you can still accept a call. ...

Additives
Do not use any additives in the engine oil. This could damage the engine. ...