5th Generation Maxima (2000-2003) Learn more about the 5th Generation Maxima, including the VQ30DE-K and VQ35DE engines.

Last dyno session with the Stillen supercharger on...

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Old Oct 11, 2002 | 12:25 PM
  #41  
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Kev...

Originally posted by Y2KevSE


That is correct.


What about:
What is the flow rate(lbs/hr) for the stock 5th gen injectors?

BTW, are you planning on redirecting the BOV released air back into the intake after the MAF to keep from going rich on up shifts?
Old Oct 11, 2002 | 12:34 PM
  #42  
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Re: Kev...

Originally posted by IceY2K1


:laugh

What about:


BTW, are you planning on redirecting the BOV released air back into the intake after the MAF to keep from going rich on up shifts?
Oh.... hehehe. I thought I replied with the flow rate. ~240cc

Nope, not planning on rerouting the air. I like it when the car backfires. Imagine if I didn't have a cat!
Old Oct 11, 2002 | 12:44 PM
  #43  
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i thought it was a big deal.. i already have the sard
Originally posted by Y2KevSE


That is correct.






Some upgrades:
http://boostedmaximas.com/y2kevse/im...el_line_gauge/
CarTech FMU
http://boostedmaximas.com/y2kevse/im...st_controller/
.....
Old Oct 11, 2002 | 12:48 PM
  #44  
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Originally posted by SprintMax
i thought it was a big deal.. i already have the sard
I didn't tell you about the other part yet.
Old Oct 11, 2002 | 02:08 PM
  #45  
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holding back i see
Old Oct 11, 2002 | 03:03 PM
  #46  
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Originally posted by SprintMax
holding back i see
Care to know?
Old Oct 11, 2002 | 03:07 PM
  #47  
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Originally posted by Y2KevSE


Care to know?
J&S Retard?
Old Oct 11, 2002 | 03:15 PM
  #48  
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Originally posted by IceY2K1


J&S Retard?
Nope... oh yeah, forgot about that one.

I'm grabbing the files as I type.
Old Oct 11, 2002 | 03:21 PM
  #49  
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No rush...

Originally posted by Y2KevSE


Nope... oh yeah, forgot about that one.

I'm grabbing the files as I type.
Are these of the ACTUAL dyno runs? If so, PLEASE add any pertinent comments as to what changes were being made to the comment files.

Thanks.
Old Oct 11, 2002 | 03:33 PM
  #50  
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Re: No rush...

Originally posted by IceY2K1


Are these of the ACTUAL dyno runs? If so, PLEASE add any pertinent comments as to what changes were being made to the comment files.

Thanks.
Sent!

1st run: no adjustments
2nd run: leaned out the fuel
3rd run: leaned out the fuel even more
4th run: ran richer than #2, but not #1 above 6K.
Old Oct 11, 2002 | 03:35 PM
  #51  
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Re: Re: No rush...

Originally posted by Y2KevSE


Sent!

1st run: no adjustments
2nd run: leaned out the fuel
3rd run: leaned out the fuel even more
4th run: ran richer than #2, but not #1 above 6K.
Thanks.

Curious. Is this just S-AFC tuning or are you messing with the FMU?

If possible, could you describe how a "dyno tuning" is performed?
Old Oct 11, 2002 | 03:41 PM
  #52  
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Re: Re: Re: No rush...

Originally posted by IceY2K1


Thanks.

Curious. Is this just S-AFC tuning or are you messing with the FMU?

If possible, could you describe how a "dyno tuning" is performed?
AFC... I "tune" by looking at the a/f curve then deciding whether the fuel should be increased or decreased (I aim for about 12.5:1). I should've paid attention to hp and tq also, but didn't.

The AFC reads in percentages. +% means richer, -% means leaner.
Old Oct 11, 2002 | 04:08 PM
  #53  
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Originally posted by SprintMax
your numbers suck ****
I wouldn't mind having his numbers- even if they do "suck ***"!
Old Oct 11, 2002 | 04:12 PM
  #54  
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Originally posted by Y2KevSE


Care to know?
i think that was obvious when i made the first post saying pm me the info
Old Oct 11, 2002 | 04:16 PM
  #55  
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Re: Re: Re: Re: No rush...

Originally posted by Y2KevSE


AFC... I "tune" by looking at the a/f curve then deciding whether the fuel should be increased or decreased (I aim for about 12.5:1). I should've paid attention to hp and tq also, but didn't.

The AFC reads in percentages. +% means richer, -% means leaner.
Question?

The AFC "tuning" ONLY effects WOT or close to it, otherwise the ECU would counter act them, right? I know you guys figured out something about low and high setting and as long as you change just the high you won't have a problem with the ECU overriding them.

However, what happens when your NOT 70-89% TPS or whatever? The AFC adjustments do not change the A/F ratio right, so is there a chance of you accelerating up to speed with <70% TPS and going lean?

Basically, does the FMU/ECU control the A/F ratio until the AFC takes over?

Thanks.
Old Oct 11, 2002 | 04:39 PM
  #56  
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Re: Re: Re: Re: Re: No rush...

Originally posted by SprintMax
i think that was obvious when i made the first post saying pm me the info



Originally posted by IceY2K1


Question?

The AFC "tuning" ONLY effects WOT or close to it, otherwise the ECU would counter act them, right? I know you guys figured out something about low and high setting and as long as you change just the high you won't have a problem with the ECU overriding them.

However, what happens when your NOT 70-89% TPS or whatever? The AFC adjustments do not change the A/F ratio right, so is there a chance of you accelerating up to speed with <70% TPS and going lean?

Basically, does the FMU/ECU control the A/F ratio until the AFC takes over?

Thanks.
AFC tuning takes affect at 40% throttle and above.

Correct, when I'm below 40%, the AFC will not adjust. Yes, you can be lean while accelerating.

Yes, FMU/ECU controls until AFC takes over at > 40% throttle. Then AFC adds or subtracts fuel.
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