See also:

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

Displaying a service message
► Switch on the ignition. ► Press to select the standard display menu on the steering wheel. ► Select to select the service interval display. The service due date appears ...

Removing the mechanical key
Push release catch 1 in the direction of the arrow and at the same time, remove mechanical key 2 from the SmartKey. ...