See also:

Clearing the shift range restriction
Pull and hold the right-hand steering wheel paddle shifter until D is shown again in the multifunction display. The automatic transmission shifts from the current shift range directly to D. ...

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. ...