I am attempting to figure out why my car is.

Tiny
ANONYMOUS
  • 1981 BMW 320I
  • 16,325 MILES

Hi I am attempting to figure out why my car is killing batteries I conducted a ground test where I disconnect the neg terminal and leave power connected testing for voltage drop and im getting 12.6 at the post and when I touch my ground anywhere else im only getting 7.5v im at a loss please help

Tuesday, December 11th, 2012 AT 11:46 PM

1 Reply

Tiny
HMAC300
  • EXPERT
  • 49,210 POSTS

Check for a draw, look on site under how to repair batteries item 9

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Wednesday, December 12th, 2012 AT 12:02 AM

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