PCM Diagnostics & Tuning HP Tuners | Holley | Diablo

2 Step..HPTuner

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Old Sep 27, 2005 | 10:55 AM
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Default 2 Step..HPTuner

I heard you could put it a 2 step type system for the M6 with the Fuel Cutoff with HPTuners. You know where you can hold the throttle and the fuel will cut on and off at a certain RPM. My friend has tried but haven't figured it out yet. Got it to do it but it does it all the time even when doing a run. Is it possible to do it just when I engage the clutch??
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Old Sep 27, 2005 | 10:56 AM
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https://ls1tech.com/forums/pcm-diagnostics-tuning/385657-rev-limit-p-n.html
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Old Sep 27, 2005 | 11:20 AM
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Still not working Wayne? Sorry man, I may have misread something or went to the wrong table. Thought it would be cool to if it worked.
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Old Sep 27, 2005 | 11:58 AM
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yep... no luck yet.
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Old Sep 27, 2005 | 12:14 PM
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one of the issues with trying to make it in the existing OS is that you would have to rewrite a bunch of stuff to make the car respond faster..so its kind of pointless to try to do it in the Tune as it sits right now...
I was talking to keith about this last night by the way...
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Old Sep 27, 2005 | 12:53 PM
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Wayne, I say go back and put the 7200/7190 in for the cutoff on the main fuel control table and go with it. Log to make sure that the extra timing, leaner fueling is good, your LTFTs are locked at 0 on FTC 22, and then check your fuel vs. rpm in gears
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Old Sep 27, 2005 | 01:00 PM
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Okay so right now its not possible to do it with the HPTuners correct?

thanks guys.
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Old Sep 27, 2005 | 01:14 PM
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its not that its not possible...its just that the response of how the PCM cuts fuel is too slow to do it the right way as a real 2 step does
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Old Sep 27, 2005 | 06:40 PM
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thanks man
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Old Sep 29, 2005 | 07:56 AM
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it worked for this guy
look here
https://ls1tech.com/forums/showthrea...ghlight=2+step
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