Focus Fanatics - View Single Post - need re-tune after battery disconnect?
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Old 09-14-2012, 07:56 PM   #5
Alone in the Cave
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Join Date: Oct 2009
Fan#: 70006
Location: In the Cave, MI
What I Drive: 2000 Explorer 4x4

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The computer has to re-learn after the battery is disconected. It could take several hours of run time.

The cutsom tune is flashed and is safe untill reflashed with the stock tune or an adjusted custom tune.
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