Originally Posted by SRT6 Gang Member
Since the LTFT is an average of STFT, I'm not sure how tuning would be easier, considering LTFT is a product of STFT. One could always disconnect the neg battery cable to reset LTFT and then begin tuning.
Exactly,
BUT LTFTs are applied to your WOT "tune" target AFR.
When you reset your LTFTs by disconnecting your battery, your tune is untouched. Then your LTFTs start adding up again and effecting your WOT AFRs.
The closer your LTFTs are to zero the less they will mess with your WOT AFRs.