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Author Topic: audi b6 s4 4.2l v8 supercharger tuning  (Read 58589 times)
airtite
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« Reply #30 on: March 21, 2013, 12:34:04 AM »

no problem just having a little bit of a hard time finding it in my file what address is it at in yours?
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airtite
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« Reply #31 on: March 23, 2013, 07:12:16 AM »

does anyone know where the Intake Temp Sensor is on these V8s?
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airtite
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« Reply #32 on: March 23, 2013, 03:11:38 PM »

Hi

Please could someone have a look at these logs, when looking at lambda desired vs actual I am seeing lambda of 0.85 more or less until it goes to 0.95 at redline. So 0.85 x 14.7 = 12.5 afr which I am happy with BUT when I use ecuXplot to calc AFR its showing AFR of 18+!!! Am I calculating it wrong or is there something in the AFR calc in ecuXplot?

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airtite
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« Reply #33 on: March 25, 2013, 10:20:39 AM »

not much interest in my supercharger build then  Huh
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nyet
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« Reply #34 on: March 25, 2013, 11:33:17 AM »

Am I calculating it wrong or is there something in the AFR calc in ecuXplot?

As long as you  have MAF scaling, # of cyls, and injector size right, there isn't much that can go wrong.

Calc AFR is pretty useless though. I only use it to calibrate MAF scaling.
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool

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airtite
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« Reply #35 on: March 25, 2013, 11:36:44 AM »

As long as you  have MAF scaling, # of cyls, and injector size right, there isn't much that can go wrong.

Calc AFR is pretty useless though. I only use it to calibrate MAF scaling.

Thanks Nyet, did you have a look at the logs I attached? can you see anything that I should be worried about?
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airtite
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« Reply #36 on: May 02, 2013, 12:41:14 PM »

please could someone assist in finding the following maps in this file

temin
tvub
krkte
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ddillenger
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« Reply #37 on: May 02, 2013, 01:07:29 PM »

KRKTE 0x1FB68
TVUB 0x13FF4, axis @ 13FEF
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nyet
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« Reply #38 on: May 02, 2013, 02:17:27 PM »

Thanks Nyet, did you have a look at the logs I attached? can you see anything that I should be worried about?

No. but you might want to pull a bit of timing, especially at low rpm.

Also, might want to flatten BTS a bit (if that is why you are going rich up top)
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ME7.1 tuning guide
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Trim heatmap tool

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Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
ddillenger
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« Reply #39 on: May 02, 2013, 03:11:04 PM »

This may be stupid, but what enables BTS on vehicles without EGT sensors?
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nyet
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« Reply #40 on: May 02, 2013, 03:21:13 PM »

Calculated EGT, in the case of the b5s4 (real EGTs on the s4 are narrow band).

No clue about b6/b7.
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
ddillenger
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« Reply #41 on: May 02, 2013, 03:44:08 PM »

Calculated EGT, in the case of the b5s4 (real EGTs on the s4 are narrow band).

No clue about b6/b7.

I ask because I see BTS in many naturally aspirated files which most assuredly don't have EGT sensors.
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airtite
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« Reply #42 on: May 02, 2013, 10:39:05 PM »

I assume its calculated EGT because I can log EGT temp on my car.
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airtite
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« Reply #43 on: May 02, 2013, 10:41:25 PM »

thanks dillenger

TEMIN 1539E ?
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airtite
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« Reply #44 on: May 07, 2013, 04:06:41 AM »

anyone able to assist with krkte, temin, tvub values for the following injectors (my math sucks)

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