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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > Review my logs, please? (Logs added to Datazap)



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      10-03-2015, 11:25 PM   #1
Jonjt
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Review my logs, please? (Logs added to Datazap)

Hi All,
I installed some new intake parts so, I wanted to log a pull. In so doing, I can guarantee that everything is running well. That pull is below. I'm running the Cobb Stage 1 Sport map with the Linear Throttle option.



The associated excel file is attached (as a zip). You can dig a little deeper if you would like.

Some things I noticed:
  • Peak Boost is rather high, with it hitting almost 20psi around 4.5k RPMS.
  • It tapers down to around 13.5PSI by redline, a rather large delta.
  • The TPS is reporting normal throttle positions during low RPMS but, then the plate nearly closes, before opening up again. It's wet outside and I'm wondering it this was the result of traction control. However, I did press (not hold) the DTC button and I didn't notice it flash on screen, when doing the pull.
  • Timing seems okay. Timing corrections remained 0, across the whole log (That data isn't plotted but, it is in the attached file).
  • The boost spike to ~21.5 PSI coincides with the closing of the throttle plate so, I assume this is occuring because the BOV needs some additional pressure to open up.

Any thoughts?

EDIT: I've added the log to datazap. You can find the data, here: http://datazap.me/u/jonjt488/highway...og=0&data=1-21

Hoping this helps.

Thanks!
Attached Files
File Type: zip HighwayPullTest.zip (20.9 KB, 67 views)

Last edited by Jonjt; 10-06-2015 at 09:29 AM..
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      10-04-2015, 05:34 PM   #2
Jonjt
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Anyone?
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      10-04-2015, 05:45 PM   #3
mikewills
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May be easier to evaluate if you could export to datazap.
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      10-04-2015, 05:59 PM   #4
Jonjt
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Ah, okay. I will give that a try, thanks.
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      10-06-2015, 09:30 AM   #5
Jonjt
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Hi All,
I've added my datalogs to Datazap. I'm hoping someone has some insight, now.

Any thoughts would be appreciated. Thanks.
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