battery keeps running down

1996 FORD F-250
137,500 MILES
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MICHAEL07
  • MEMBER
  • 6 POSTS
battery keeps running down. this pick up has a tommy lift on it.how do i check for a short and where do i start ? dont know thats its the lift. i can charge the batt and run the truck and it will stay charge for a while then i'll get in it and turn the key and dead
Apr 30, 2012 at 9:36 AM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
Have you had the alternator and battery tested?
Apr 30, 2012 at 9:42 AM
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MICHAEL07
  • MEMBER
  • 6 POSTS
i know its not the batt i have replace it many times now recently they cant all be bad but i have not tested the alt. will do that next and get back to you
Apr 30, 2012 at 10:01 AM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
Yes please have the alternator tested and let me know what you find.
Apr 30, 2012 at 10:38 AM
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MICHAEL07
  • MEMBER
  • 6 POSTS
i tested the alt 14.2
Apr 30, 2012 at 1:42 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
it most likely has a draw that is draining the battery. you need to see the parasitic draw and where is it coming from.

Roy

Apr 30, 2012 at 7:31 PM
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