Focus Fanatics - View Single Post - need re-tune after battery disconnect?
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Old 09-14-2012, 06:23 PM   #2
forddorf
Focus Enthusiast
 
Join Date: Jan 2006
Fan#: 31248
Location: Chipppewa Falls, WI
What I Drive: 2001 malibu blue zx3 / turbo-2004

Posts: 291
FF Reputation: 3 forddorf Good Standing Member
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Your tune was installed by flashing your ecu. The custom tune stays in your cars computer and should not be affected by disconnecting the battery.
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