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Thread: help with maff vs stft

  1. #1

    help with maff vs stft

    I need help with how to put a maff hz vs stft configuration in my histograms
    98 GRAND PRIX GTP ,02 GRAND PRIX GT TURBO A2A IC.

  2. #2
    Tuner in Training jimmyb496's Avatar
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    Jul 2009
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    18
    Under General & Plot tab: Plot Value Sensor: STFT
    Change high to 20/low to -20 (unless you think your values will be off higher or lower).
    You could add filter [PID.68]=1 which should only log when in Closed Loop, but that is optional.

    Under Row & Col Axis tab: Primary Table I selected Mass Air Flow Freq from the list your vehicle made available. That populated the Top Axis w/ what should be correct labels matching the table in your ecm editor.

    I'd start there and see how that works.

    2006 Z51 C6
    398ci LS3, TEA LS3 Heads, 230/246 .609”/.615” 115LSA, Callies, Diamond 9.5:1, Procharger F1C, A&A IC, LT 1-7/8" Headers, Corsa Sport, Aeromotive Eliminator, ID1000, RPM TR6060 & RPM Z06 Diff
    rwhp/rtrq: et@mph