I am running a Z110BT and since install I've had some problems, and since the update, I've now got enough that posting doesn't seem so 'crazy'. The unit is installed in my wife's 2007 Hyundai Entourage minivan. It does have the factory updates.
1) We religiously enter the fuel data. When I open up AVIC Feeds on my PC it's not showing them, and never has... Not knowing if this is related, but when the unit was new, when we entered the fuel data screen, it would show the miles driven since the last fuel entry. Now, that miles drive doesn't populate at all. I have verified the VSS wire