Check charging system keeps flashing with battery light what's this mean? on 2004 Ford Explorer

Flickers on and off for a couple seconds then stops for a while then may start back up with the flickering. Just start out of know where yesterday. What's could this be ? It's a new battery not even 6 months old

by in Angle Inlet, MN on August 09, 2013
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1 answer
ANSWER by , August 19, 2013
alternator has regulator built in it. usually diode goes out in regulator. replace alternator.