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Author Topic: My Tial 605 Tune Thread  (Read 279943 times)
NOTORIOUS VR
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« Reply #285 on: April 02, 2012, 05:57:02 AM »

reread the s4wiki. The higher your MAF values, the earlier the pos deviation detection starts.

I did and I understand that, but I did both the MAF and LDRXN changes at once and when I switched back to the other MAF (only 10% more) I was a little surprised to see the pos. deviation come back.

Quote
I dont see miist/misol intervention...

IMAGE

Notice miist stays well below misol...


Now yours is doing the same as mine.. and i havent' figured out why on mine yet because I haven't logged wkrdy or krldy/zaldy

READ THIS!
http://nefariousmotorsports.com/forum/index.php?topic=970.msg8735#msg8735

and other info here:
http://nefariousmotorsports.com/forum/index.php?topic=970.msg8758#msg8758
http://nefariousmotorsports.com/forum/index.php?topic=970.msg8923#msg8923

Now you need to log

zwgru
zwsol
wkrdy
B_krldya
B_krldyv
zaldy


I will absolutely log it then next chance I get... the car is already running much better now, thanks again for the help...

Here is an ECUx log just for fun (done w/ the same tune I took the me7l logs with above just after that)... disregard the weirdness in the middle (around 4k), I lost traction over a bump or something.  FWIW 20 psi comes in @ 4000 RPM in this run Smiley

Also looking @ the logs... I seem to be flat lining the MAF, that means it's pretty much @ the end no?  BTW this is max 24-25psi... guess it's time to upgrade!




















« Last Edit: April 04, 2012, 12:51:29 PM by NOTORIOUS VR » Logged

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« Reply #286 on: April 02, 2012, 08:59:35 AM »

Also looking @ the logs... I seem to be flat lining the MAF, that means it's pretty much @ the end no?  BTW this is max 24-25psi... guess it's time to upgrade!

The 8 bit maximum is 364 ish, the 16 bit maximum is 499 (iirc)

Which are you logging (like nmot_w, dont log the wrong one Tongue)
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« Reply #287 on: April 02, 2012, 09:35:54 AM »

The 8 bit maximum is 364 ish, the 16 bit maximum is 499 (iirc)

Which are you logging (like nmot_w, dont log the wrong one Tongue)

I am logging the right one (this time lol)... but JFC, I can believe there are that many combinations lol.

That said, I am maxing my MAF @ 5600 RPM my values (from ECUx) is 376 (x 3.6 = 1353.6), the last bin in MLHFM is: 1354.1... so I'm maxing the sensor in this housing (at the same time that happens my AFR's go whacky/rich).

What I am really curious about is my load and the flat line/notch around 4k RPM... I don't see why the load is being limited like that... any ideas?

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« Reply #288 on: April 02, 2012, 12:00:46 PM »

Does the notch manifest in rlmax_w or rlsol_w?

If not, then it is likely resulting from %BGRSM pressure to load conversions.

http://s4wiki.com/wiki/Tuning#Cam_changeover_effect_on_requested_boost
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« Reply #289 on: April 02, 2012, 10:00:46 PM »

Does the notch manifest in rlmax_w or rlsol_w?

If not, then it is likely resulting from %BGRSM pressure to load conversions.

http://s4wiki.com/wiki/Tuning#Cam_changeover_effect_on_requested_boost
Any insight on how to modify those maps to smooth out the notch for a slightly laggier setup (my boost profile follows NVR's pretty closely)?  I've played around with those maps a little, and nothing I did alleviated the notch.
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nyet
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« Reply #290 on: April 02, 2012, 10:05:02 PM »

IIRC those do *not* affect actual load, only spec boost.

If you have a discontinuity in your actual load readings, i'd start with smoothing the various HFM maps.
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ME7.1 tuning guide
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ME7Sum checksum
Trim heatmap tool

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
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« Reply #291 on: April 02, 2012, 10:07:20 PM »

IIRC those do *not* affect actual load, only spec boost.

If you have a discontinuity in your actual load readings, i'd start with smoothing the various HFM maps.
I'll take some logs tonight and post in my build log here.
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« Reply #292 on: April 02, 2012, 11:55:25 PM »

IIRC those do *not* affect actual load, only spec boost.

Those maps are directly used in the calculation of actual load rl_w.

Any insight on how to modify those maps to smooth out the notch for a slightly laggier setup (my boost profile follows NVR's pretty closely)?  I've played around with those maps a little, and nothing I did alleviated the notch.

Unfortunately, none of the relevant variables are provided by ME7Info.  I was falsely under the impression that B_nwvs was switched during cam changeover, but in fact it is set by SY_NWS > 0. This would not cause a hard switch.  Try logging fnwue and see if it is related to the "notch".  If so, KFPBRKNW may be the issue.
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NOTORIOUS VR
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« Reply #293 on: April 03, 2012, 06:53:30 AM »

IIRC those do *not* affect actual load, only spec boost

yes, you will notice on the last page my boost profile looked like this:


and setting the cam profiles to all 1.00 gave me the smooth notch then like you see in the more recent logs above.
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s5fourdoor
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« Reply #294 on: April 03, 2012, 08:09:09 AM »

have a feeling it's time for your pro-m setup....
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phila_dot
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« Reply #295 on: April 03, 2012, 08:34:21 AM »

yes, you will notice on the last page my boost profile looked like this:


and setting the cam profiles to all 1.00 gave me the smooth notch then like you see in the more recent logs above.

Can you post rl_w, rlmx_w, rlmax_w, and rlsol_w all from the same run?

Set which map to all 1.00?
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NOTORIOUS VR
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« Reply #296 on: April 03, 2012, 08:34:47 AM »

have a feeling it's time for your pro-m setup....

most defiantly, waiting on a quote from a buddy as we speak Smiley
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« Reply #297 on: April 03, 2012, 08:47:20 AM »

Those maps are directly used in the calculation of actual load rl_w.

Yes, you're right, I was wrong Smiley Apologies.
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
NOTORIOUS VR
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« Reply #298 on: April 04, 2012, 09:42:24 PM »

So updates from tonight... no ME7L logs since the stupid thing wouldn't work with the additional parameters I was supposed to log... and I can't really make heads or tails of it when looking through ECUx Plot... so good old ECUx will have to do here:

This was a log just before final revision... the past few revisions I was hitting constant 3.1-3.2 FATS and always above .5 G....  The car is really starting to move now.  Same boost as always (24-25 psi), still maxing out the MAF Sad  20 psi by 3850 RPM

















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« Reply #299 on: April 04, 2012, 09:56:54 PM »

Playing with the torque management and stuff, what have you found that is helping spool the soonest?
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