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Thread: AFR not logging correctly

  1. #1
    Join Date
    Jun 2013

    Default AFR not logging correctly

    I just replaced my laptop and reinstalled everything to do with efi live.I'm not sure why this is happening but the values shown for average afr or lambda are seriously wrong. Short term fuel trims are showing the same kind of problem.Click image for larger version. 

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ID:	23590 If anyone has any idea what I can do to correct this please let me know.

  2. #2
    Lifetime Member
    Join Date
    Mar 2009


    Have you selected the correct wideband on the Flashscan?
    1998 GMC Sierra K1500 5.7/4L80E, longtubes, 411 w/COS 5, marine cam/intake, Whipple. 91 octane at 6000'.
    1997 GMC Sierra K3500 7.4/4L80E, 411 w/COS 3, Whipple, small cam.
    2004 Corvette Z06 with longtubes.

  3. #3
    Joe (Moderator) joecar's Avatar
    Join Date
    Apr 2003



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