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Thread: AFR not change

  1. #1
    Member
    Join Date
    Nov 2007
    Posts
    54

    Default AFR not change

    Hi

    i have car with LQ4 Engine the mod only lt's Headers

    the AFR @ WOT
    2000 - 3000 RPM = 13.6
    3000 - 4000 RPM = 13.2
    4000 - 5000 RPM = 12.9
    5000 - 6000 RPM = 12.1/12.0

    take look to the tuning file and log on the attachment and will fine what i mean about AFR not change !

    LQ4 first Run.tunNissan Patrol LQ4 on Dyno(2 run).efiNissan Patrol LQ4 on Dyno(first run).efi

  2. #2
    Joe (Moderator) joecar's Avatar
    Join Date
    Apr 2003
    Posts
    28,403

    Default

    Hi Rulz,

    Those log files do not contain any commanded AFR nor any wideband AFR.

  3. #3
    Member
    Join Date
    Nov 2007
    Posts
    54

    Default

    Quote Originally Posted by joecar View Post
    Hi Rulz,

    Those log files do not contain any commanded AFR nor any wideband AFR.
    the AFR i read it from the dyno sheet

    i will upload the sheet later

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