I don't know if I can post wiring diagrams in here... It will be easier to explain. But, from the wiring diagram that I have seen, you have 3 feed wires and 7 ground wires to the ECU. E22, A31, B1, B8, B17, A21 and A30 are all ground pins on the ECU. E1 is a feed wire on the ECU, always hot. E2 is a...