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2010 Gen III Prius not reading map disk

Discussion in 'Gen 3 Prius Audio and Electronics' started by sander8, Nov 18, 2014.

  1. sander8

    sander8 Junior Member

    Joined:
    Jun 10, 2009
    1
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    Location:
    Laguna Beach, CA
    Vehicle:
    2010 Prius
    Model:
    III
    My 2010 Prius is not able to read the map disk reliably. Sometimes the nav unit works fine but within 10 minutes it reports no map disk or is unable to read it. Sometimes it is unable to read at engine start. Removing and reinserting the disk exhibits the same behavior. The disk looks fine. It is clean, showing no scratches. This is understandable as it never leaves the nav unit. I suspect the reading head has a problem. Has anyone had experience with this?
     
  2. mrbigh

    mrbigh Prius Absolutum Dominium

    Joined:
    Sep 6, 2005
    3,686
    699
    2
    Location:
    Long Island, NY
    Vehicle:
    Other Electric Vehicle
    I had replaced thousands of laser assemblies in dvd-roms and CD players in my life..................