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Author Topic: Why is my act load > reg after 5000rpm?  (Read 29636 times)
smurfbus
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« Reply #15 on: August 27, 2012, 12:56:23 PM »

WGDC? Do you mean why it's only at 70%? WG's are not stock K04 ones. Maybe that explains it?

I just tried LDRNX 240-->250 which did not change things over 5000 much.
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phila_dot
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« Reply #16 on: August 27, 2012, 02:11:52 PM »

WGDC? Do you mean why it's only at 70%? WG's are not stock K04 ones. Maybe that explains it?

I just tried LDRNX 240-->250 which did not change things over 5000 much.

Why are you trying to raise target load?

You need to get actual load down to where it should be.

Do you have wideband?
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smurfbus
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« Reply #17 on: August 27, 2012, 08:27:57 PM »

Well I'm trying to go faster : )

This car has it in her and I think I still can boost 1.4 bar/20PSI untuil 7000rpms just like before. If I can't then I will try to lover the target to match spec corrected and see if timing gets solid. Keep the ideas coming I'm not done yet trying to get a bit more up top.
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nyet
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« Reply #18 on: August 27, 2012, 09:29:45 PM »

Well I'm trying to go faster : )

This car has it in her and I think I still can boost 1.4 bar/20PSI untuil 7000rpms just like before. If I can't then I will try to lover the target to match spec corrected and see if timing gets solid. Keep the ideas coming I'm not done yet trying to get a bit more up top.

Whatever you are trying to "fix", it isn't going to give you more power.
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smurfbus
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« Reply #19 on: August 27, 2012, 10:13:09 PM »

I'd like to know why? A bit more boost or air volume up top potentially has room for more power IMO as I'm not fuel limited yet and the timing is not too much corrected yet.
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prj
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« Reply #20 on: August 28, 2012, 01:20:20 AM »

1. You will be hitting ps_w limit by requesting this much load.
2. The reason for your low requested load is an incorrect KFMIOP.
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smurfbus
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« Reply #21 on: August 28, 2012, 01:41:50 AM »

Thank you. I will try to mod the IOP just for giggles.
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prj
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« Reply #22 on: August 28, 2012, 03:01:21 AM »

Don't mod it "for giggles", do it correctly.

Or even better, post your KFMIRL incl. axes.
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smurfbus
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« Reply #23 on: August 28, 2012, 03:14:14 AM »

This was after last nights tests that did not do anything for actual boost. For next version I raised KFLDIMX a bit to see if that holds some more boost after the spike.



The pic can be zoomed hopefully here
https://picasaweb.google.com/lh/photo/6mHIQrsdxvK4JrvresgTj3QrFDJpp-YMyZkhd_Dw__M?feat=directlink
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prj
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« Reply #24 on: August 28, 2012, 04:30:58 AM »

I don't know what has been going on in the meantime, but from the log you initially posted, your mifa_w was going to 70%.

Your KFLDHBN is tuned like crap. Do it correctly as well. Or temporarily set it to 3.00 across the board, because it will be limiting your load.

You also can't just go and request 270 load, that won't work.
Log ps_w. And overall, log less useless things, and increase the samplerate. Your template is a right mess, remove the things that are not needed.
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smurfbus
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« Reply #25 on: August 28, 2012, 04:37:28 AM »

Ok, I will try 3.00 for the KFLDHBN (unmodified so far)

270 was a test so I will back out but 248 only means 1.5bar?

Will shorten the .cfg too and try higher sample. I was getting errors before so I lowered the sample but hopefully cleaning some variables will help.
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prj
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« Reply #26 on: August 28, 2012, 06:57:59 AM »

You will never reach more than 220-230 load, because you will max out ps_w.
More than that, actual load will just cap out and you will go lean.

Good idea to fit wideband as well.

You need to underscale MAF and do some other things. Good luck doing that without wideband.
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smurfbus
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« Reply #27 on: August 28, 2012, 07:08:02 AM »

I have LM-2.  I just tried the PID mod and it kinda worked. Got a dip after spike but I got over 1.45 bar at 6700rpms : )

I went back to 248 MIRL at the same time though and also raised the KFLDHBN to 3.00 so not sure whitch one made the wgdc go up?
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phila_dot
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« Reply #28 on: August 28, 2012, 08:04:15 AM »

ME7Info will provide all the necessary variables for LDRLMX. Stop guessing and log.

How does your target vs actual AFR look up top?

Edit: changing IRL will do nothing if it is being limited by rlmax_w
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prj
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« Reply #29 on: August 28, 2012, 09:04:44 AM »

What made it go up was probably KFLDHBN.
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