505CI Twin-Turbo Pontiac Engine - Twin-Turbo Tail Twister
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In closed-loop mode, the FAST ECU is constantly monitoring and adjusting the A/F ratio to match the Target A/F Ratio table. That's a good thing. The positive and negative correction limit tables allow the tuner to set the range of authority for the oxygen sensor (how much it can take out or add). View Related Article
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