WHY WON'T THE BATTERY HOLD A CHARGE WHEN THE ALTERNATOR HAD BEEN REPLACED?

  • Tiny
  • Farmer2012
  • 2004 HYUNDAI ACCENT
  • 269,000 MILES

Just replaced alternator and battery had been fully charged and all checks showed everything was ok

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Monday, December 5th, 2011 AT 4:09 AM

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  • Tiny
  • ASEMaster6371
  • EXPERT
  • 25,554 POSTS

With the motor running, the voltage at the battery should be 13.7 to 14.5 volts.

If it is and your battery is good after a load test, you most likely have a draw on the system that needs to be checked from a shop.

Roy

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Monday, December 5th, 2011 AT 4:21 AM

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