July 1, 20196 yr On 6/28/2019 at 9:35 PM, GeneralDisorder said: The Long term at -8.... but what was the short term? GD I'll have my son check the short term trim when it's fully warm. Should that be taken at a specific rpm in neutral, or should it be under load? BTW, I just checked my Mazda with my scanner, and the STFT changes constantly, although my cheap scanner updates once every 5 seconds. There are no codes stored and no CEL on. Thanks for the help. John
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