06-18-2009, 05:04 PM
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#23 (permalink)
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A True Z Fanatic
Join Date: Mar 2009
Location: Greenville NC
Posts: 2,883
Drives: 370Z Sport
Rep Power: 978
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Quote:
Originally Posted by 6SPD_FTW
I'm not certain, but 20 miles is a bit short for the ECU to re-learn fuel trims. It usually takes a full 200-300 miles for full re-learning. And WOT acceleration doesn't do ANYTHING at all for helping the ECU re-learn fuel trims.
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Doesn't take that long. I've got real time monitoring of the STF and LTF trims up on a screen (scangauge) all the time..I just put new intakes on the car and drove 5 miles and observed a 2% change in LTF's....from fat rich stock at -11% to -9% (still rich)
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