I 'm going to buy a DET3 but I have not understood the wiring diagram yet the engine is 1990 stock 7M I am confused with some wires DET3: ------> (Symbol) (Terminal name) 7M ECU Pin 1 (+12V)---------->(+B) (EFI Main Relay) Pin 2 Pin 3 Pin 4 Pin 5 Pin 6(Ignition Out)---->(NE) (Cam Position Sensor) Pi...