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Home > Forum > Practical Reflash Tuning > fuel trim

fuel trim

Practical Reflash Tuning

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Brian.M

Brian Morgan

Gold Member

1 Post

USA

I know that long term fuel trim is disabled during the tuning process. My question is do we need to enable it after all adjustments are made.

TJFolse

Triston Folse

Gold Member

4 Posts

USA

From what i know its best to reenable it so that your car can adjust for environment changes, altitude, temperature changes, etc.

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