Ok here are the pinouts from the input connector (18 PIN) it only has 2 inputs so thas the first problem, because the D1 wont do fading with only the fronts inputed where as the factory one some how worked around it. The second problem is figuring out how to get the amp to turn on without the factory HU. 8,9,17,18 are the inputs to the amp those are the only wires that run from the HU to the amp. I can tap into all of the wires coming out of them amp and am thinking just using a 2 way crossover on the front hooking up mid and high and from the looks of the pinout thiers only one pari of wir