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PC V with auto tune problems

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Old May 9, 2014 | 12:41 PM
  #1  
aroacha5446's Avatar
aroacha5446
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Default PC V with auto tune problems

I sent power commander my setup information and have a pretty good base map but as soon as I accept the trims that auto tune suggests I start sputtering during acceleration 2700 -3100 rpm range. Any ideas what would cause this.
 
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Old May 9, 2014 | 02:55 PM
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UUNetBill
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First and most obvious question, but did you flash the tune to your ECM?
 
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Old May 9, 2014 | 03:50 PM
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ke5rbd
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Originally Posted by UUNetBill
First and most obvious question, but did you flash the tune to your ECM?
You don't flash with PCV as it is an addon and not flash tuner. I had the same problem on bike that had cams. It did fine until you turned the autotune on and saved the trims. I suggest you go into the Target AFR table and change the AFR to no higher than 13.2 in any of the areas. IF already lower than that don't change. Once you have it tuned in then you can start changing the cruise area back to 14.1 or so. If you have cams I would turn the idle area off by putting 0's in the 750 to 1250 rows on the AFR table. Also go into the autotune configuration and change the 20% lean and rich to 10%. Put the original map back on and let it tune again. You gotta kind of sneak up on it. Also make sure the front and rear O2's are in the correct place on the Autotune module. Very easy to get this wrong and it will make a mess everytime.
 
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Old May 10, 2014 | 05:50 AM
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Originally Posted by ke5rbd
You don't flash with PCV as it is an addon and not flash tuner.
Doh! I need to work on my reading skills - I was thinking PV since I've been playing with mine the last few weeks. Sorry 'bout that, chief!
 
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