See also:

Connecting another mobile phone
If you have authorized more than one mobile phone, you can switch between the individual phones. You can only switch to another authorized phone if you are not currently making a call. Selec ...

Problems with PARKTRONIC
...

Cleaning the paintwork
Scratches, corrosive deposits, areas affected by corrosion and damage caused by inadequate care cannot always be completely repaired. In such cases, visit a qualified specialist workshop, e.g. an ...