First off, why would you tell Pioneer that you did the bypass? That has nothing to do with anything.
Make sure your ground is COMPLETELY grounded. Make sure the positive connection is hooked up.
If it doesn't at least power up after both of those, it is something wrong with the device itself, in which case, you contact Pioneer, say your device stopped working, and you send in the DEVICE, not the harness, so how would they even know you did the bypass??
i didn't TELL them i did the bypass. if you call pioneer with this sort of problem, they are blaming it on a bypass, PERIOD. i've e