Makes sense. Lets put it this way. When the voltage is low, like 13.8 to 14, the alternator is pumping out high amps. When the voltage is high, like 14, 2 to 14.5, the alternator output in amps is low.
It should never go below 13.8 or so. If it does, there is an internal issue with the alt.
Tuesday, July 17th, 2012 AT 12:32 AM