See also:

Problems with the SmartKey
Problem Possible causes/consequences and  Solutions You cannot lock or unlock the vehicle using the SmartKey. The SmartKey battery is discharged or nearly discharged ...

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. ...

Cleaning genuine wood and trimelements
► Wipe the wooden trim and trim pieces with a damp, lint-free cloth, e.g. a microfiber cloth. ► Heavy soiling: use car care and cleaning products recommended and approved by Mercede ...