I have been using my AVIC F700bt for 1 1/2 years. Sometimes while driving it would crash suddenly, but not too often. Anyways, the last 3 weeks a message has been appearing "system startup in progress...please wait". It NEVER goes away. I can't access the map at all. I can only go to AM/FM, but after 1 minute the unit REBOOTS. The process will repeat over and over again. I called Pioneer and they said it's because of the parking brake bypass. They said the software caught up with it. They told me to take the unit out so it has no power, fix the wiring and put it back. I didn't even k