Quote Originally Posted by SyntheticShield View Post
Im not so sure that is normal at idle. In order to charge, the alternator has to put out more voltage than the battery voltage of 12 volts. I dont recall ever seeing an alternator put out less than 13 volts at idle, normally its around 13.6 or so. With a voltage booster it should be putting out even more at idle.

I understand. But, There is no car in stock form that idles at 700 rpm's. I have a stage 2 voltage booster and still see right around that. No problems for over a year now. I'm sure if he would put the stock idle tables back he would be seeing the correct amount of voltage