See also:

Lumbar supports
The lumbar support in the backrest of the driver's and front-passenger seats can be adjusted to provide optimum support for your back. To select the seat: press the function button. The m ...

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

Safety guidelines for seat belts, Emergency Tensioning Devices (ETDs) and air bags
WARNING Damaged seat belts or seat belts that have been subjected to stress in an accident must be replaced. Their anchoring points must also be checked. Only use seat belts installed o ...