See also:

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

Windows fogged up on the outside
Switch on the windshield wipers. Press the button repeatedly until the or symbol appears in the display. You should only select this setting until the windshield is clear again. ...

Cleaning the plastic trim
WARNING When cleaning the steering wheel boss and dashboard, do not use cockpit sprays or cleaning agents containing solvents. Cleaning agents containing solvents cause the surface to becom ...