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Old Sep 18, 2008, 01:33 AM   #1
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Angry EcuFlash...wrx 440s shut off at idle???

So i got some wrx 440s tuned in with ECUflash and it idles fine, the fuel trims are pretty good but the only problem is that when i let off the throttle and press the clutch in while coming to a stop, say in slow moving traffic, my afrs will drop to about 20ish(which is off BTW) and then bounce back to 14ish and then back and forth a few times before coming bak to a steady idle of around 14.3-15 AFR... I have no partial throttle issues or WOT issues... I think it may be something to do with the injector latencies but i dont know which direction i should go with it(add to the latency values or subtract from them)?? hope someone can be of some help... thanks in advance!
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Old Sep 18, 2008, 10:25 PM   #2
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nobody?
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Old Oct 17, 2008, 12:14 AM   #3
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the ecu will employ fuel cut at no throttle above 1500 rpm. but if its doing this below that then you may have a latency issue. I think you increase the latency value to increase fuel since it will open sooner. someone correct me if im wrong.
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Old Oct 17, 2008, 12:16 AM   #4
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Try and increase the latency at 12-14volts by just a bit and see if that helps. My guess is you will benefit from a little bit of extra fuel there.

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Old Oct 19, 2008, 01:38 AM   #5
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will try that out...Should i just increment it once or should i add a certain percentage??
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Old Oct 24, 2008, 08:24 AM   #6
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Don't increment latencies ... bump up by .02 or so each time. Manually enter the value.
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