Hey everyone. I just bought a used vehicle that had the U310BT installed, and immediately began playing with it. I have an iPhone4 and encountered the same problems described above -- the format errors and the detection but no sound. In the cases where it worked, I noticed I had no apps running, or only the iPod app running. The times when it caused a read error, each time I had pandora or another app running that uses the audio. I updated the firmware to 1.0003 and expected it to fix the problem, but it didn't not. The only way I can consistently get music playing from any application is to m
