See also:

Oil types for refilling
Notes No oil additives Oil additives may lead to engine damage. Viscosity grades for engine oils When selecting an engine oil, ensure that the engine oil belongs to one of the viscosity grad ...

System limits
Be alert Due to system limitations, warnings may be not be issued at all, or may be issued late or improperly. Therefore, always be alert and ready to intervene; otherwise, there is the danger ...

The concept
The parked-car ventilation blows air into the passenger compartment to lower interior temperatures. The system can be switched on and off at any external temperature, either directly or by using ...