There's another thread talking about FG sat nav updates here
http://www.fordforums.com.au/showthread.php?t=11391407
Updating Sat Nav maps in FG
When I spoke to Ford customer care they said the update for the 2012 FG MK2 was due out soon.
I'm sure I read somewhere in the manual that Ford is going to provide updates as part of warranty so that should mean free.
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