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    You can tune them simultaneously. Check out the...

    You can tune them simultaneously. Check out the link below.

    https://forum.hptuners.com/showthread.php?86215-Quick-guide-to-simultaneous-VVE-MAF-calibration-for-gen4
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    I had that issue before. The pin in the TCM that...

    I had that issue before. The pin in the TCM that you swapped over has pulled out or not making good contact.
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    One would think with the price that they charge,...

    One would think with the price that they charge, they would have those injector characterized.
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    I would call MAST for injector help.

    I would call MAST for injector help.
  5. Thank you for the clarification Greg.

    Thank you for the clarification Greg.
  6. Also a thought, your p0121 issue may be your...

    Also a thought, your p0121 issue may be your problem. You may have removed the test but, your ECU may not be getting the right voltage to put you in PE. Run the truck for your three keyed cycles or...
  7. Have you tried setting all of your PE delays to...

    Have you tried setting all of your PE delays to zero as recommended in the link i posted?
  8. These 2 stick out to me in your tune. Why are you...

    These 2 stick out to me in your tune. Why are you maxing the 2 tables? What happens when you put them back to stock?
    [ECM] 4040 - P0101, P0106, P0121 Perf Test - Min ECT:
    [ECM] 4041 - P0101,...
  9. Not sure what you are asking about recommended...

    Not sure what you are asking about recommended values? His injectors are not stock and yes he scaled the Flow Rate. When injectors are scaled, the only injector table we scale is [ECM] 12307 -...
  10. Old thread but have some injector questions for...

    Old thread but have some injector questions for you. Im running SEP 1000CCs and noticed your injector tables are alot different than the data I received and have loaded. My 07 Cam/boosted runs very...
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    Load the tune and a log.

    Load the tune and a log.
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    I would change your scanner to work for you. Plot...

    I would change your scanner to work for you. Plot EQ commanded and EQ (WB) together in one series. Add the Boost math to your parameters as well as plot your throttle position on your charts. I see...
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    That is for your FSCM/Fuel system. You also have...

    That is for your FSCM/Fuel system. You also have several modes that are a derivative off the fuel system status, when closed loop fuel is active (Found while logging fuel pressure state) ; Normal,...
  14. You will have to re-adjust the VVE due to the...

    You will have to re-adjust the VVE due to the change in fuel pressure. Calibrations vary in fuel pressure in the low flow desired table depending on year, make and model. This is most likely what...
  15. Thread: Which ECM?

    by mcfarlnd
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    No need to apologize.... Pretty sure I already...

    No need to apologize.... Pretty sure I already mentioned 2 ?knowledgeable? answers. One of which was to just get an 09+ E38 car, truck, van, etc.... with 6L90 Auto trans control..... I don?t know...
  16. Thread: Which ECM?

    by mcfarlnd
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    6,187

    Wasn’t trying to be a dick if it came off that...

    Wasn’t trying to be a dick if it came off that way. The segment swaps aren’t like they used to be. Certain year E38/E67 ECUs can only accept certain OS and you could very well brick some stuff in the...
  17. Thread: Which ECM?

    by mcfarlnd
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    Terminator X

    Terminator X
  18. If only change in hardware is injectors, If your...

    If only change in hardware is injectors, If your previous injector data was good and the injector data you are putting in is correct, your MAF and your VE should remain the same.
  19. I had the same issue with my truck. Ive had to do...

    I had the same issue with my truck. Ive had to do this twice, Snake Eater injector data does not use the early E38 format and for my old CTSV injector data for the previous injector. I found that...
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    Stoich, IFR and IVT scaling spreadsheet.

    I have a little more time on my hands and decided to try and build a spreadsheet for the older GENIV trucks (07.5-08 and i believe some of the earlier E38 cars). If it works, I will add later E38...
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    Might be better to put this in the GEN3 section.

    Might be better to put this in the GEN3 section.
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    Revisiting this.... I changed my brake switch and...

    Revisiting this.... I changed my brake switch and it fixed it. I guess because of rewriting the ECU it would clear the problem for a one time use. I was not getting a code but a quick google search,...
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    Post up your tune and a log. Can?t tell if it is...

    Post up your tune and a log. Can?t tell if it is incorrect or not without those two posted. I am running those injectors without a problem. What did you use for spacers? They were too short for my...
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    The two throttle bodies have different settings...

    The two throttle bodies have different settings and parameters. As well as the intake manifold volume. Just make sure it matches what you have equipped.
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    If this is a stock motor aside from tuning and...

    If this is a stock motor aside from tuning and intake/throttle body, it should be relatively straight forward.
    1. Is the motor stock?
    2. What have you tried to this point?
    3. I see you said LS3...
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