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Thread: PE enabled, but not activating (0411 8322)

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    Fuel Injected! woody80z28's Avatar
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    Quote Originally Posted by LRT View Post
    Please try the Bin attached below. It was edited using the publically available XDF - no experimental parameters changed yet. The MAF Sensor calibration was adjusted based on your feedback.

    If PE remains disabled, then the WOT AFRs should hopefully now be in the 14.1 to 14.6 range (Stoichiometry) - if so, then the MAF curve is reasonably close to being accurate for the specific air intake system on your vehicle.

    If the WOT AFRs are in the low 12 range, then PE has actually enabled (not likely).

    As before, please leave the MAF enabled, and closely monitor your Wide Band Oxygen Sensor readings.
    Flashed the cal only after cloning back to my own BIN. But something is still weird. No MIL, but the idle AFR was in the high 11s low 12s; Part throttle was low 14s and WOT was 16-17 before I let off...didn't give it a full pull.

    I wish I had better data, but the bluetooth logging is being problematic.

    EDIT: Took another drive to record a log and found there is actually PE or something going on. There's a 1sec delay or so, but after the initial 17:1 lean spike, it drops to 13.5ish at WOT.
    Attached Files Attached Files
    Last edited by woody80z28; 03-29-2020 at 10:02 PM.
    80 Camaro Z28 - 550hp AFR 383 / T56 6spd (Holley HP EFI)
    91 Beretta "SS" - 260hp 3400 MPFI / HM282 5spd (7730/$A1) sold! for crazy money...but I miss it
    94 Silverado Z71 - 300hp Vortec 357 TBI / NV4500 5spd (7427/$0D) gone but not forgotten
    96 Beretta "T56" - 4.8 LS RWD swap / 6spd (0411/2156)
    01 Silverado 2500HD - stock Vortec 8.1 / ZF6 6spd (0411/8322)
    https://www.youtube.com/c/GEARHEADdezign

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