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Need tuning help s300

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Old Apr 12, 2012 | 01:43 PM
  #1  
Cantcatchme's Avatar
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Default Need tuning help s300

Built 2.0 gsr turbo w/ RC 1200cc injectors. I'm having trouble getting the a/f fixed. It seems like the injectors dead times are way to high but I put in what rc told me. I tried using my lsvtec 1200cc tune and changing the dead times and still don't seem right.

So I tired a new map and putting in the injector size,map sensor,dead times. I have to put in like -50% overall fuel time to get the a/f 14.7-15.0? I've tuned other cars and never had that much overall fuel trim.

lmk what you guys think.

Also when I get the af set it starts to do the pop at idol like it's to lean ut its not.

Last edited by Cantcatchme; Apr 12, 2012 at 04:02 PM.
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Old Apr 14, 2012 | 09:45 PM
  #2  
SOHC_MShue's Avatar
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From: Richmond, Va, usa
Default Re: Need tuning help s300

I don't know what it is with these injectors, but all of the battery offsets I have seen listed for them have been entirely way too high. Using the offsets provided I have set injector pulse widths at 0 ms and still had a car idle around 12-13afr. Dead times were completely wrong.
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