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yalibuda yalibuda is offline
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Default 03/15/17 BEF flat line and shift time - 04-20-2017, 03:18 AM

Hi guys
I need your help.
08 N54 I8A0S, Race BEF, FBO+Meth,stock inlet, upgrade turbo, ron 98, B3 flash.
1. after flash 03/15/17 merged map, I got flat line timing at gear 3>4
2. after flash,it auto upshift 3>4 at about 6800 RPM (B3 flash)
3. a little over boost when shift
any idea?
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Default 04-20-2017, 08:41 PM

You have a few timing corrections before the shift and it looks like the DME is detecting knock as if forces you to run really rich at the top of 4th gear. I'd recommend lowering the boost target and see if that cleans up your timing.



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yalibuda yalibuda is offline
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Default 04-20-2017, 09:45 PM

Thanks Steve.
I had try 18 & 20 psi. Timing almost the same. I am try to increase meth pump pressure.
but will log more to find out why.
any idea with Q2 and Q3?
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Default 04-20-2017, 09:54 PM

3...no biggie.

2...6850 is when it's supposed to shift.



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Default 04-23-2017, 07:14 AM

Im sorry about miss one thing.
Q2 thats M mode, before flash it always upshift at 7000.
anything wrong?
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Default 04-24-2017, 05:24 PM

6850 is the norm...



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