1999 Mercury Tracer Battery light

Tiny
BSHORTS
  • MEMBER
  • 1999 MERCURY TRACER
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 120,000 MILES
My battery light comes on when the engine rpm's increase above idle. At idle, the light is out and there seems to be no problem.

My first thought is the alternator, but why would it be alright at idle and only have a problem when I step on the gas?
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Saturday, October 11th, 2008 AT 11:11 AM

1 Reply

Tiny
DOCFIXIT
  • EXPERT
Maybe a problem with teh rectifer bridge in Alt. A diode allowing current flow in both direction.
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Saturday, October 11th, 2008 AT 11:24 AM

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