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Parasitic battery drain

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Old Dec 3, 2009 | 03:47 PM
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Default Parasitic battery drain

Ok. So, again, my electrical skills suck. Just wanted to run this past some of you guys.

My truck(jeep) will drain the battery in a matter of hours. I tested for battery drain, and didnt get any numbers. I tested between the leads with an OHM meter, and got a little over 5.5 According to what I read that means I have what could be called a massive short. Right? Anything I can do to narrow it down further?
 
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Old Dec 3, 2009 | 04:09 PM
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How did you test for drain? On the battery or on the truck?

If you haven't already the best way to test for a patristic battery drain is to disconnect the positive on the battery. Connect an Amp meter in between the battery and the post connector. And see if you get a reading. Make sure ever thing is off. If you get something then you can brake it down by testing each fuse circuit. Connect the Amp meter in between the fuse terminals, with fuse removed of coarse.
 
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Old Dec 3, 2009 | 04:22 PM
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That was between the terminals on the truck.

Ill try your method. I was instructed to use the negative. Ill rewire and try again.
 
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Old Dec 3, 2009 | 04:47 PM
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I pulled the negative cable around to another route and found part of the shielding had been eaten away. The cable inside was still uncorroded, leading me to believe it was recent.

The reading I gained between the positive cable and positive terminal was 180+- milliamps
 
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