See also:

Cleaning genuine wood and trim elements
  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 ...

Alphabetical track selection
iPod® and MP3 players This function is available for alphabetically sorted categories and folders. This function is not available for albums or playlists, for example. Select a category, e.g. ...

SmartKey
You have put the wrong SmartKey in the ignition lock. Use the correct SmartKey. The SmartKey is in the ignition lock. Remove the SmartKey. The SmartKey nee ...