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OL and CL tune help

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Old Jul 16, 2008 | 11:47 PM
  #11  
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Originally Posted by mcfarlnd
it is an e85 truck so, the stoich table is gonna be different. richer the more alcohol content.
Ah, then ummmm nevermind.
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Old Jul 17, 2008 | 07:16 AM
  #12  
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on the way to work i pulled up to a light and at idle my commanded afr went to 16 for a sec then to 13 and back to 14.68. during this i popped a code p0430 catalyst low effeciency bank 2. now the question, isnt that the o2s after the cat? if so, i thought that they had no affect on the truck and all they did was monitor to see if the cats were not working?
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Old Jul 17, 2008 | 08:09 AM
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Originally Posted by mcfarlnd
on the way to work i pulled up to a light and at idle my commanded afr went to 16 for a sec then to 13 and back to 14.68. during this i popped a code p0430 catalyst low effeciency bank 2. now the question, isnt that the o2s after the cat? if so, i thought that they had no affect on the truck and all they did was monitor to see if the cats were not working?

Your Commanded AFR or your WB AFR did this?
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Old Jul 17, 2008 | 05:06 PM
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commanded did it. corey i tried calling you earlier.
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Old Jul 17, 2008 | 05:12 PM
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Originally Posted by mcfarlnd
commanded did it. corey i tried calling you earlier.
Ahhh, that was you, sorry I forgot to add you cell number, i usually don't answer calls from numbers I don't recognize.... If you commanded did it then you have something wrong in the tune... Either your main commaded AFR table or one of the multipliers...
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Old Jul 17, 2008 | 05:17 PM
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all the multipliers are at 1.00. you can read my tune cant you?
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Old Jul 18, 2008 | 03:29 PM
  #17  
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adding new log. frame 420 to 437 my narrowbands just drop to merely nothing at idle.
Attached Files
File Type: hpl
commandinglean.hpl (308.5 KB, 72 views)
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Old Jul 18, 2008 | 04:04 PM
  #18  
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you got your timing at idle pretty high, 28-32*, IMO I would change the High, low, base spark in drive and in park, in cells .08-.24 @ 0-1000 back to 20-22*.... Put the exact same in all the tables, in the cells I listed....

What are the specs on your cam? Reason I ask is because your idle is pretty high....


BTW I have hpt installed now so i can see your tunes and logs...
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Old Jul 18, 2008 | 04:20 PM
  #19  
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218/229 560 560 113
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Old Jul 18, 2008 | 04:21 PM
  #20  
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that was where it wanted it for the idle. my idle airflow is in bad shape remember.
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