Hey, New to all this, but really need help. I've got a 2002 1.0 Yaris, and about 2 months ago, i had a flat Battery... so i checked the Battery and the alternator and it seemed to be charging o.k at about 14.2 volts, so after a new Battery was fitted, it all seemed fine. then about 2 weeks ago, driving along, car just ground to a halt, no power, Battery was totally flat again. A jump start later, and i got on my way. This time, the alternator wasn't charging the battery at all, and it died a