billyj32 Posted August 18, 2008 Report Share Posted August 18, 2008 is there a way to down grade from the 70map back to the 60map? Quote Link to post Share on other sites
Got2003gtp Posted August 21, 2008 Report Share Posted August 21, 2008 Running into the same problem myself. It costs $200 and you have to send the unit and brain back to Pioneer. Just called on this 2 days ago What a rip Quote Link to post Share on other sites
GnatGoSplat Posted August 21, 2008 Report Share Posted August 21, 2008 You need to go into test mode and force write the old firmware. Then it should work. http://www.avic411.com/forum/viewtopic.php?t=4123 Quote Link to post Share on other sites
Got2003gtp Posted August 21, 2008 Report Share Posted August 21, 2008 just tried it and it didn't work I'm gonna go take another stab at it Quote Link to post Share on other sites
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