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Thread: B1015 need help understanding

  1. #1
    Junior Member
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    Default B1015 need help understanding

    I know this table just came out but does anyone have a clue as to what it is used for?

    B1015 desired flow vs. current
    Defines the desired fuel flow converted to a current value to obtain the correct fuel flow.

    That is the efilive description but I need it in laymens terms.
    so what do you guys think? I am going to post this over on the efi forum as well to see what I come up with.

    Randy

  2. #2
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    It helps you maintain rail pressure.

  3. #3
    New Member NCT's Avatar
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    have any of you adjusted it at all?

  4. #4
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    Josh thats what I had heard but how do you adjust it what do all the numbers mean? do I need to just start upping the numbers if so which ones?

  5. #5
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    fixed it this morning I just had rail pressure spike to 28k so I need to do some adjusting.

  6. #6
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    When you say spike do you mean like on a shift or after you lifted? If so that isn't going to hurt anything. Did you notice that it held rail pressure better?

  7. #7
    Lifetime Member GMPX's Avatar
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    Think of it this way, it controls how hard the ECM drives the pressure reg much like a volume control on a stereo I guess. Good gains have been had with this table just because you can squeeze just a little bit more from the reg to maintain good pressure.

    Cheers,
    Ross
    I no longer monitor the forum, please either post your question or create a support ticket.

  8. #8
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    so dropping the values tells the ecm to "turn down"the power sent to the regulator-hence highr pressures?
    08 gmc sierra6.0 4sp-e38/t42 k/n intake
    4x4 ext cab

  9. #9
    Junior Member Samdogmx's Avatar
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    Quote Originally Posted by dynarex
    so dropping the values tells the ecm to "turn down"the power sent to the regulator-hence highr pressures?
    thats what it sounds like to me

  10. #10
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    im gonna mess around with it
    08 gmc sierra6.0 4sp-e38/t42 k/n intake
    4x4 ext cab

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