08-26-2008, 06:06 PM
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#2
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Re: L-body Slow Draw
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Human Factory Service Manual
Join Date: Mar 2007
Location: New Jersey
My Ride: 1990 Daytona Shelby
Engine: 2.2 L VNT
1/4: 15.570
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Disconnect the - battery cable and connect a digital ampmeter on a fused 10 amp scale between the - cable and - battery post, read the draw with all accesories off and all doors closed. You are looking for a max of 30 milliamps (.0030).
If the draw is higher than that you start by disconnecting any aftermarket accessories, then remove fuses 1 at a time until you isolate the circuit that is creating the excessive draw, after that you will need to start disconnecting items like the alternator and controllers.
There is no easy way or shortcuts to locate parasitic draw concerns.
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