Cleaning the display

it is switched off and has cooled down.  Before cleaning the display, make sure that it is switched off and has cooled down.
commercially-available microfiber cloth  Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display cleaner.
microfiber cloth.  Dry the display surface using a dry microfiber cloth.

the For cleaning, do not use any of the following:
• alcohol-based thinner or gasoline
• abrasive cleaning agents
• commercially-available household cleaning agents

These may damage the display surface. Do not put pressure on the display surface when cleaning. This could lead to irreparable damage to the display.

    See also:

    Cleaning the wheels
    Do not use acidic wheel cleaning products to remove brake dust. This could damage wheel bolts and brake components. Do not park the vehicle for an extended period straight after cleaning it, ...

    Other bulbs
    There are bulbs other than the Xenon bulbs that you cannot replace. Replace only the bulbs listed. Have the bulbs that you cannot replace yourself changed at a qualified specialist workshop. ...

    Displaying service messages
      Switch on the ignition.   Press or on the steering wheel to select the Serv. menu.   Press or to select the ASSYST PLUS submenu and press to confirm. The service due d ...