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Old Mar 29, 2021 | 11:08 PM
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Need Help could someone check this log for me?

Hi friends could someone help me with this log.
We are trying to tune an evo8 rs jdm model it has a bbk turbo boost is set at 28psi. The thing is that when the car hits 5500rpms it bogs down afrs go lean for a moment and then it gets going.
It has been checked for boost leaks it has none also spark plugs and cables are new.
What can it be what do i check?
THANKS.
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Last edited by jrsimon27; Mar 29, 2021 at 11:18 PM.
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Old Mar 30, 2021 | 07:39 AM
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What gap are you using on the plugs?
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Old Mar 30, 2021 | 09:45 AM
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Originally Posted by jrsimon27
Hi friends could someone help me with this log.
We are trying to tune an evo8 rs jdm model it has a bbk turbo boost is set at 28psi. The thing is that when the car hits 5500rpms it bogs down afrs go lean for a moment and then it gets going.
It has been checked for boost leaks it has none also spark plugs and cables are new.
What can it be what do i check?
THANKS.
Post your map, you go from 2 degrees of advance around 5400 to 18 at 55ish. Something isn't right. Timing is super low, then way too high.

Also looks like Load isn't logging.

Edit: You have 0 injector duty cycle when it cuts out. Stop going into boost until you figure this out or it'll go bang.

Last edited by Project_Broke; Mar 30, 2021 at 09:51 AM.
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Old Mar 30, 2021 | 10:00 AM
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Originally Posted by Biggiesacks
What gap are you using on the plugs?
0.19

Thanks.
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Old Mar 30, 2021 | 10:00 AM
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Originally Posted by Project_Broke
Post your map, you go from 2 degrees of advance around 5400 to 18 at 55ish. Something isn't right. Timing is super low, then way too high.

Also looks like Load isn't logging.

Edit: You have 0 injector duty cycle when it cuts out. Stop going into boost until you figure this out or it'll go bang.
ill post it up give me a chance.
thanks.
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Old Mar 30, 2021 | 07:35 PM
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Originally Posted by Project_Broke
Post your map, you go from 2 degrees of advance around 5400 to 18 at 55ish. Something isn't right. Timing is super low, then way too high.

Also looks like Load isn't logging.

Edit: You have 0 injector duty cycle when it cuts out. Stop going into boost until you figure this out or it'll go bang.

here its the rom of the timinig.



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Old Mar 30, 2021 | 07:36 PM
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car has bbk turbo 1000cc rc injectors and walbro 255l fuel pump.
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Old Mar 31, 2021 | 04:12 AM
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Originally Posted by jrsimon27
here its the rom of the timinig.


There's some large timing jumps here, but nothing that would cause what I saw on the logs. It does need smoothed and some timing taken out here or there.

PM me the ROM file if you'd like. I'll run through it.
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Old Mar 31, 2021 | 07:15 AM
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According to the log, the car is running 240-220 load. Make sure your boost cut is higher than that. However, from the log, it looks like spark breakup.

Here is the log on Datazap to make it easier for people to see: https://datazap.me/u/razorlab/evo-8-...1&zoom=882-982
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Old Mar 31, 2021 | 07:28 PM
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Originally Posted by razorlab
According to the log, the car is running 240-220 load. Make sure your boost cut is higher than that. However, from the log, it looks like spark breakup.

Here is the log on Datazap to make it easier for people to see: https://datazap.me/u/razorlab/evo-8-...1&zoom=882-982
thanks razorlab here is the image of the boost limit.



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Old Mar 31, 2021 | 07:28 PM
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Originally Posted by Project_Broke
There's some large timing jumps here, but nothing that would cause what I saw on the logs. It does need smoothed and some timing taken out here or there.

PM me the ROM file if you'd like. I'll run through it.

thanks i sent you a PM
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