vroom ZOOM's latest activity

  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Weird update #102380703023! Today, I swapped the intake manifold between both engines as that is the ONLY part I have not tried. Put it...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Yes, the intake came from the old engine, and that is the only part I have not tried moving from the other engine, aside from the...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Yes I can... havent tried unplugging the iac but will try that today.
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  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    I will put my light on it tomorrow.
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    well, :mad::mad::mad::mad::mad:🤬🤬🤬🤬🤬🤬🤬🤬😤😤😤😤😭😭😭😭😭😭😡😡🤬🤬🤬🤬🤬🤬🤬🥵🥵🥵🥵🥵😨😨😨🤬🤬🤬🤬🤬 I was REALLY hoping the scope would find and least SOMETHING...
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  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Well, I picked up a scope and spent some time playing around with it. Hooked it up to my car and got some waveforms. Will go to the boat...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    I just did a brake cleaner test, I unplugged the PCV hose and when the engine went to stall I shot some brake cleaner in there and it...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    tried putting the cheap injectors in. still wont run. will try the iac right now.
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Just got the troll mode thing figured out. unfortunately that did not point me to my issue. The neutral switch just had some resistance...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    If I can get it to stay running the IAC will go over 100. Check the data files I emailed you with the good and bad engine.
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    On my running engine the pulsewidth is 3.5, and map is around 21. BUT the port engine did decide to idle today at one point, albeit very...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Transmission Mufflers and exhaust plumbing shift cables throttle cable water pump load anticipation switch trans temp switch trans...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Okay... so I found something else funky yes but it will rev to almost 3k then almost stall, then catch and rev up again etc. Any ideas...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    Ok, as I dig through this things get super wierd. in diacom, there is a parameter called "Troll Mode input". I disregarded it at first...
  • vroom ZOOM
    vroom ZOOM replied to the thread 454 mag mpi chuggles/stalls.
    I think it is time for me to invest in an oscilloscope. I want to compare the injector voltage and current waveforms on both engines to...
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