I have an Aquamist HSF4 kit water/meth kit.  The expected method of connecting the HSF4 controller is to tap one of the fuel injectors so that it can determine it's water/meth duty cycle based off the fuel injector pulses. However, I would prefer to connect the Aquamist controller to a link Aux Output so that I can control it's DC independent of the fuel injector DC (using PWM and a 3D table). Does anyone have experience having done this?  I am not sure on the wiring, but I'm thinking I'd just c