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What Tells The Alternator To Charge? [Solved]

When voltage drops below 13.5 volts, the regulator will apply current to the field and the alternator will start charging. When the voltage exceeds 14.5 volts, the regulator will stop supplying voltage to the field and the alternator will stop charging. This is how voltage output from the alternator is regulated.4 May 2019

How to Test an Alternator

Diagnosing

Alternator wont charge battery not getting 14 volts ?

YO If youR dash light is burnt out your

Alternator Fuse Check this first, if new alternator is not charging. Shown on GMC Yukon Tahoe Sierra

If your volts meter in the car is showing 12 or less, the