Rich AFR and high negative STFT -25.12

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Rich AFR and high negative STFT -25.12

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07-25-2018, 03:43 PM

MPS-Joe

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Originally Posted by Solarsurge

Your mass airflow sensor is calibrated for the volume of air the stock intake takes in. If you change your intake and don’t re-calibrate your MAF table (tune), your MAF voltage is going to be off so your car thinks you’re taking in different air amounts than you actually are, which is going to throw off your fuel delivery.

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Ah right ok, I've not changed anything since owning it and it's been tuned for the mods it has. Never had a problem with trims until now.

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