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Old 10-23-2017, 01:57 PM   #1
laoboost
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Ecuflash Problem Brz supercharged.

Hi Friends
im having a weird issue tuning my supercharged subaru BRZ
im using a tactrix and ecuflash software.
I tune my car and everythings ok..after a couple of hours its going back to a lean afr no matter what i do.
what shoud i do?

Thanks in advance.
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Old 10-23-2017, 02:18 PM   #2
Vin
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Share a log, is it going lean because of negative LTFT ?
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Old 10-23-2017, 03:39 PM   #3
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how can i log this?
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Old 10-24-2017, 10:38 AM   #4
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Quote:
Originally Posted by laoboost View Post
how can i log this?

Are you using Tactrix to log or brzedit or ecutek. ??


you must have had logging available to tune car ??


ltft is long term fuel trim.


if you can post up logs someone might be able to help


also check for intake or exhaust leaks
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