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Thread: Knocking, under boost. Burst knock maybe?

  1. #41
    should i also disable my STFT's? and jus leave the LTFT's enabled?

    00' WS6 370/PT4788/TH400
    99' T/A N20

  2. #42
    Advanced Tuner
    Join Date
    Aug 2008
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    Spokane, WA
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    STFT and LTFT are based off the feedback from your narrow band o2 sensors, which you do not have. Disable LTFT and STFT for open loop. I am glad the knock sensors fixed your issues, I knew it was not burst knock.
    2000 Camaro SS M6
    11:1 Stock bottom end
    76mm Altitude compensator

  3. #43
    it was some burst knock i believe but once i replaced the knock sensors i turned the burst knock back on and it didnt pick up any, im hope sam will chime in on this.

    00' WS6 370/PT4788/TH400
    99' T/A N20

  4. #44
    Advanced Tuner
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    Burst knock is not something a knock sensor picks up. Burst knock is based on the calculated rate of airflow change in a given amount of time. Too much change too suddenly the computer pulls a bit of timing. You had your burst knock 0'd out, burst knock does not show up as knock retard.
    2000 Camaro SS M6
    11:1 Stock bottom end
    76mm Altitude compensator

  5. #45
    ok cool. Now, i knw PIDs dont transfer but my map is only reading 165kpa on the histogram for my afr. but on my table the pid for the 3bar shows the correct KPA going up to 215kpa.

    When i go into the histogram row and col i try to insert the same 3bar PID as the table but it wont give it wont put it the right cell marks, it wont even map any cell demands for the 3bar. im sure its something simple, i just need a little insight.

    00' WS6 370/PT4788/TH400
    99' T/A N20

  6. #46
    the normal 3 bar PID 'becomes red instead of black'

    00' WS6 370/PT4788/TH400
    99' T/A N20

  7. #47
    Advanced Tuner
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    Aug 2008
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    Post up your current config. It sounds like you're logging MAF (SAE) or MAP (SAE) in conjunction with your 3 bar PID, which will cause your scanner to display funky values. 3 bar should be 315 KPA btw.
    2000 Camaro SS M6
    11:1 Stock bottom end
    76mm Altitude compensator

  8. #48
    right. heres my config file thanks
    Attached Files Attached Files

    00' WS6 370/PT4788/TH400
    99' T/A N20

  9. #49
    Advanced Tuner
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    Aug 2008
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    Spokane, WA
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    You're still logging MAP (SAE) which you shouldnt be. Setup this config with your custom PID wideband info and AFR Error %. On histogram #7 select PID and click the custom user defined one you setup for your AFR error %.
    Attached Files Attached Files
    2000 Camaro SS M6
    11:1 Stock bottom end
    76mm Altitude compensator

  10. #50
    i think i had it set up right. on the table i have both the regular map and the 3bar map. but on the histogram all i have to do is go to the pid list and click the 3 bar map pid right? for just the row or col?

    00' WS6 370/PT4788/TH400
    99' T/A N20

  11. #51
    Advanced Tuner
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    Aug 2008
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    No you CAN NOT HAVE BOTH MAP PID'S. It will cause the 3 bar map to read incorrectly. This is the 3rd or 4th time I have said this, you have read this in other threads too. I'm out good luck.
    2000 Camaro SS M6
    11:1 Stock bottom end
    76mm Altitude compensator

  12. #52
    youve never said that. but later

    00' WS6 370/PT4788/TH400
    99' T/A N20

  13. #53
    Advanced Tuner
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    Dec 2006
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    Rockwall, Tx
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    Quote Originally Posted by Nitroused383 View Post
    No you CAN NOT HAVE BOTH MAP PID'S. It will cause the 3 bar map to read incorrectly. This is the 3rd or 4th time I have said this, you have read this in other threads too. I'm out good luck.
    Now you know why I jumped ship.

  14. #54
    u guys are such badass tuners since u get on this forum and help to a certain extent. have fuckin patience, shit.

    00' WS6 370/PT4788/TH400
    99' T/A N20

  15. #55
    Advanced Tuner
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    Dec 2006
    Location
    Rockwall, Tx
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    Quote Originally Posted by PAT WS6 View Post
    u guys are such badass tuners since u get on this forum and help to a certain extent. have fuckin patience, shit.
    No one is going to tune the thing for free step by step for you. The people who worked hard to gain the experience needed to tune a combo like yours will not just give the information away. You are in WAY over your head with this one.

  16. #56
    How am i over my head?? The car is running better than it ever has on 12* on timing and 93 octane!

    00' WS6 370/PT4788/TH400
    99' T/A N20

  17. #57
    All i needed to know was about my 3 bar PID in scanner, but i think i got it figured out. Its not like it was a HARD issue to go over, just a simple question. But its all about money, and u cant give a simple hand to someone in need.
    Last edited by PAT WS6; 08-30-2011 at 02:11 AM.

    00' WS6 370/PT4788/TH400
    99' T/A N20