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Calm before the storm - 2bar tune - getting ready

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Old Jan 3, 2007 | 05:08 PM
  #21  
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Sounds like you're on the right track there.

Check the Boost VE tune I sent you for my A0014 table. It's not perfect, but works fairly well for my radix. The metal intake manifold may also play a factor in that though.

What did you set your A0008 table to?
Upon initial warm-up, how long did it take for your commanded AFR to lean out to the point in b3647?

As for the AutoVE and SD tuning that you mention, the AutoVE process is an SD tuning process.

When you cross 100kPa, if you have PE disabled completely, then commanded AFR will continue to be what you have set up in that 100kPa column of B3647. If you have PE set to kick in at a specific boost level, then once you hit that point, the PCM will enable PE mode. The PCM will always use the richest commanded AFR value, whether it come from B3647, PE, Cat Protection, Piston Protection, etc.

If you have 13.3:1 in the 100kPa column of B3647, I'd enable PE at around 110kPa and richen it up from there. That's just what I'd do though.
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Old Jan 3, 2007 | 05:12 PM
  #22  
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Here is what I have for A0014. You should put it in there now so you tune for it. Works great at keeping the temp correction for most all IATs
0.911377
0.922607
0.934082
0.946289
0.958984
0.972168
0.985596
1.000000
1.014892
1.030517
1.046875
1.063965
1.081787
1.100830
1.120849
1.141846
1.164307
1.187988
1.213135

As for the B3647, it will continue to use the 100kPa commanded number all the way though the boost range. Looks good man! Keep it up! You will like the COS
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Old Jan 3, 2007 | 05:13 PM
  #23  
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DAMN, I'm too slow! Must have been waiting for the turbo to spool,
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Old Jan 3, 2007 | 05:18 PM
  #24  
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You guys must be waiting for me to post, cause i switched over to check my work Email and came back and there were 2 replies already..... talk about support..

Thanks guys, little by little , i will get it.. And i am already digging the COS stuff.

Justin,
I had an issue with my B3647 and B3649 tables being different, so by the time i figured what was up, the ETCs were already up to operating temps. I will check tomorrow how long it takes the AFR to lean out after start-up.
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Old Jan 3, 2007 | 05:20 PM
  #25  
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Also, Check B3313, you'll want to set that to 140 to be sure that DFCO does not kick in.
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Old Jan 3, 2007 | 05:25 PM
  #26  
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Just took a look at your tune, and I'm not sure what Justin thinks, but personally, I would be richer in the 100 kPa column of B3647 with no PE. I'd run at least 12:1, with my turbo I like 11.5 especially when Autove tuning till I know the VE and MAF are dialed in.
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Old Jan 3, 2007 | 05:26 PM
  #27  
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it was set at 104F.....i will set it to 140F now. Table says anything >140 will enable DFCO. So whether its set at 104 or 140 its still going to be enabled. Shouldnt i set it out of range if i dont want it enabled? Like 240 or something?
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Old Jan 3, 2007 | 05:27 PM
  #28  
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Originally Posted by kbracing96
Just took a look at your tune, and I'm not sure what Justin thinks, but personally, I would be richer in the 100 kPa column of B3647 with no PE. I'd run at least 12:1, with my turbo I like 11.5 especially when Autove tuning till I know the VE and MAF are dialed in.
KB, that was me, not Justin..... i was not planning on going far enough into boost to make a difference. Thats what prompted my question about how toi handle PE, but i will change it to be safe for now.
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Old Jan 3, 2007 | 05:27 PM
  #29  
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Originally Posted by Whippled 496
it was set at 104F.....i will set it to 140F now. Table says anything >140 will enable DFCO. So whether its set at 104 or 140 its still going to be enabled. Shouldnt i set it out of range if i dont want it enabled? Like 240 or something?
That's 140*C Max out the value for that table and it'll disable it.
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Old Jan 3, 2007 | 05:28 PM
  #30  
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Originally Posted by kbracing96
Just took a look at your tune, and I'm not sure what Justin thinks, but personally, I would be richer in the 100 kPa column of B3647 with no PE. I'd run at least 12:1, with my turbo I like 11.5 especially when Autove tuning till I know the VE and MAF are dialed in.
I agree with you there. Either enable PE at something just above 100kPa and have it be final desired AFR, or run final AFR in the 100kPa column. And yep, I run it a bit rich too while tuning just for that added margin of safety.
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