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Thread: Looking for help

  1. #1
    Potential Tuner crewdoguh60m's Avatar
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    Looking for help

    I need help!!!!!!!! I keep looking at the tables and they look fine, but then I get in the car and the Wideband seems to be super rich at WOT. I take fuel out and it runs super lean. maybe I just don't know what I am doing. I am looking for some help. pull 7.hplDD 2.0 learn pe fix.hpt

  2. #2
    Tuning Addict 5FDP's Avatar
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    What table are you trying to remove fuel from?

    The VVE tables look really funny, not sure what's going on there. Likely causing some of the part throttle fuel trims to be way negative and pulling fuel on you there.

    As far as the PE settings are concerned try commanding one specific AFR instead of it bouncing up and down throughout the RPM range. Just pick a number like 11.5 AFR commanded, then watch what the wideband does.

    Make sure to log your injector pulse width so you can see your duty cycle.

    Also the wideband isn't behind the cat converter is it, that can skew your readings.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  3. #3
    Potential Tuner crewdoguh60m's Avatar
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    where i have come to

    new cam eng trans.hptsm erun.hpl
    this is where I have made it to, but the car is having real problems
    2012 Jeep SRT 8 392
    SW full exhaust system
    magnuson S/C kit
    BC suspension

  4. #4
    Potential Tuner crewdoguh60m's Avatar
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    Maybe I should just start over
    2012 Jeep SRT 8 392
    SW full exhaust system
    magnuson S/C kit
    BC suspension

  5. #5
    Potential Tuner crewdoguh60m's Avatar
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    this scan tells a better story

    this is a scan of the car under load at one point the dutynew street test.hpl cycles hit 140%
    2012 Jeep SRT 8 392
    SW full exhaust system
    magnuson S/C kit
    BC suspension

  6. #6
    Tuning Addict 5FDP's Avatar
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    I take it that it's not stock right?

    What are the mods?

    Stock injectors?

    More details here.

    I didn't look at the last logs but is your wideband included with the logs?
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  7. #7
    Potential Tuner crewdoguh60m's Avatar
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    2.55 upper pulley
    LS9 Cam
    Air raid CAI
    Billy Boat cat delete
    Corsa axle back
    big AF heat exchanger
    I also have an AEM wideband in the car and I log it on the files
    Last edited by crewdoguh60m; 12-03-2017 at 12:04 PM.
    2012 Jeep SRT 8 392
    SW full exhaust system
    magnuson S/C kit
    BC suspension

  8. #8
    Advanced Tuner jsllc's Avatar
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    You will want to do a "Trasnform" on your WB so it will show you AFR or Lambda. Attached is a good start list of PIDs.
    Attached Files Attached Files