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  1. Thread: Reading KR

    by wftb
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    1,376

    Reading KR

    When I run a scan back on the graph it shows a KR value in red and a timing value in white. I have always assumed the white value is the actual timing the engine is running at with the KR value...
  2. What are you using as the display?

    What are you using as the display?
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    Not all the HP tuner OS can disable the VATS. On...

    Not all the HP tuner OS can disable the VATS. On my system (2003 cavalier) it is clearly labeled as a disable VATS button.
  4. I dont know what version of HPT you have but here...

    I dont know what version of HPT you have but here is how you can post your tune. Go to VCM editor click on file in the upper left corner>recent files>a list of files will show up and pick the one you...
  5. Too bad there was lots of great info on those old...

    Too bad there was lots of great info on those old threads. Not many people are tuning first gen 2.2's any more so information is hard to come by. The tune is coming along when I get it right I will...
  6. There is a fellow on the Fiero forum with a turbo...

    There is a fellow on the Fiero forum with a turbo 2.4 ecotec that he got from Alphfab as well. He is from Winnepeg Manitoba and they did not bother to tune his ECM for starting in cold weather. They...
  7. Why is it in all the threads that I am looking at...

    Why is it in all the threads that I am looking at to get tips there is no link to the tune or files? Do they just disappear on older threads?
  8. 2.5" is as big as I can go. On a Fiero the OEM...

    2.5" is as big as I can go. On a Fiero the OEM motors had exhaust coming out of the motor at the front of the cradle and the ecotec comes out at the back of the cradle. Even with the bottom half of...
  9. I wanted to update this thread because the real...

    I wanted to update this thread because the real cause of all my problems was when I built my new exhaust I used 2" piping from the turbo to the cat and then to the bumper outlet, single tube. My old...
  10. I have everything working well again , I posted...

    I have everything working well again , I posted in the sticky at the top about what I did . Thanks for the help .
  11. I have finally got it to rev up to 7000 using...

    I have finally got it to rev up to 7000 using WOT .It took a lot of comparing my old tunes and downloaded tunes to the tune that I ended up with , but what it all boiled down to was this :When I...
  12. Thanks for the replies , I am busy at work for a...

    Thanks for the replies , I am busy at work for a few days but I am starting to get a handle on what needs to be done .Going to download and print out another tune from a similar setup to mine and...
  13. 2.2 ecotec from a 2006 chev of some kind .2nd...

    2.2 ecotec from a 2006 chev of some kind .2nd engine .10.5:1 comp. wiseco pistons , eagle rods .2.4 L ecotec intake .Hahn race craft turbo manifold with 20 G turbo also from hahn .Snow electronic...
  14. I basically never really learned how to do much...

    I basically never really learned how to do much of this stuff .When I bought the system and did my tuning , I just followed along on some other threads that had similar engines to mine and just...
  15. I go wide open throttle and then when the engines...

    I go wide open throttle and then when the engines fuel cutoff seems to stall it out I back off the throttle and the revs start to climb again . I have to get my old tune from the repository and do...
  16. Made the changes and did another write and I...

    Made the changes and did another write and I think the problem is not with the fuel cutoff .I can get it to rev freely past where the fuel cutoff was stalling it out but only if I back off on the...
  17. Going to try these changes tomorrow morning ,...

    Going to try these changes tomorrow morning , will let you know how it works out .Thanks for the advice and reply ...Steve
  18. Supposedly the problem is with my laptop .So I...

    Supposedly the problem is with my laptop .So I updated to windows 10 and tried again this morning .Still cuts fuel at about 6300 .Made no difference at all .I have been looking for the software they...
  19. Can not seem to change fuel cutoff 2003 2.2 ecotec from cavalier

    I bought my MPVI pro system from HP tuners back in 2007 and I tuned my engine swapped 86 Fiero with the software it came with .With help from tuners on the forum , I tuned it myself and I was very...
  20. Does not seem to have worked .When I get to 6000...

    Does not seem to have worked .When I get to 6000 RPM while running a scan , the tach on the computer turns red and the power drops right off .I wish I had never downloaded this new version .The...
  21. The newest version of HP tuners will not let you...

    The newest version of HP tuners will not let you set a fuel cutoff RPM of more than 6999 .This is on an operating system from a 2003 cavalier 2.2 ecotec .The old version I did the majority of my...
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    get your own HP tuners mpvi pro , let your friend...

    get your own HP tuners mpvi pro , let your friend use it to tune and then you can make any changes you want later at any time .just dont let him lock the tune .i have a 2.2 turbo with snow water...
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    i noticed one problem with matching the 100 kpa...

    i noticed one problem with matching the 100 kpa to the 105 table - less power at low rpm .so i changed it back to stock .i will turn up the water meth to get rid of the extra KR .
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    thanks ,that makes sense .

    thanks ,that makes sense .
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    got some dry weather testing in .changed the 100...

    got some dry weather testing in .changed the 100 kpa table to match the 105 kpa table and i now get a max of 1.5 kr and only from 4 or 5th gear throttle roll ons .no kr at all from a standing start...
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