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Author Topic: Big turbo IRL/IOP/LDRPLS/KFWDKMSN tuning  (Read 151182 times)
P.A.T.
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« Reply #60 on: November 01, 2013, 10:48:54 PM »

Hi Guys,

Great read. Very interesting info learned. Thanks.
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maZer.GTi
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« Reply #61 on: November 02, 2013, 10:07:37 AM »

Hi Nyet ,

I seem to have a partially closed throttle up till 3000 rpm , 83 g/s and 1700 mb boost. After this point , I get 100 %,

I assumed its due to KFWDKMSN and KFMSNWDK , however the vaues within these two maps don't sdeem to make sense to me - any input as to the airflow vs plate position . ECU is 8N0 906018 , BAM . The max airflow is 1980 kg/h which is 549 g/s

Please help to understand ,

The Max airflow contains the 200kg/h offset. Dont forget this. Smiley
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BenR
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« Reply #62 on: November 11, 2013, 11:20:31 PM »

Good info
« Last Edit: July 08, 2014, 09:02:05 PM by BenR » Logged
20VTMK1
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« Reply #63 on: November 18, 2013, 12:52:11 PM »

If CWPLGU is zero, then plgrus_w = pu_w. Nothing less, nothing more.

The same for plgru_w ? Seems as if the CWPLGU is also setting the bit for this .

So could this be why in my case KFVPDSKD exceeds PSPVDKUG (0.95) . KFVPDSKD starts at 0.962 and goes up to more than 1. CWPLGU is set to zero

Thank you PRJ
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catbed
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« Reply #64 on: March 11, 2014, 10:24:56 PM »

bumping this back up, revisiting tuning KFVPDSKD/E in my BT 1.8t. I have rescaled the vpssplg axis to reflect my wastegate spring pressure, but throttle plate angle seems to be confused still.

EDIT: After some more logging and reading, I seem to have cured the problem.
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em.Euro.R18
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« Reply #65 on: June 01, 2014, 01:12:21 PM »

For the time being I'm stuck with maestro eurodyne until I get a bench flash setup. For some reason PSPVDKUG is given in the editor, can I compare difference between stock and new crack pressure and apply that to PSPVDKUG? I feel like I already know the answer but I'd like to hear it from someone who is familiar with these maps because I am not.
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ddillenger
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« Reply #66 on: June 01, 2014, 01:28:08 PM »

The eeprom can be read via OBD. The ecu can be written via OBD. You do not need a bench flasher.
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julex
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« Reply #67 on: June 04, 2014, 10:40:32 AM »

The eeprom can be read via OBD. The ecu can be written via OBD. You do not need a bench flasher.

He needs it for Eurodyno maestro that disables read/write without authorization from the cable or somehting like that. It is just easier to nuke it via galletto/etc with stock tune and tune from scratch than screw around trying to circumvent their protection.
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ddillenger
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« Reply #68 on: June 04, 2014, 04:41:59 PM »

Since noone has posted any visuals yet:

Here is an illustration of the results of properly setting up KFWDKMSN and MSNWDK on a big turbo A4. This car has a 50 trim, S4 throttle body and a very large SEM intake manifold. You can see how far off the calculated value was prior to tuning. If the MAF failed, it certainly would not have driven well.

Before:



After:



I could have spent more time here, but I was satisfied.
« Last Edit: June 04, 2014, 04:47:06 PM by ddillenger » Logged

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nyet
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« Reply #69 on: June 04, 2014, 04:47:52 PM »

i wish winols/tunerpro had an interpolate function
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phila_dot
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« Reply #70 on: June 04, 2014, 05:10:05 PM »

i wish winols/tunerpro had an interpolate function

Tunerpro does have an interpolate function
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nyet
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« Reply #71 on: June 06, 2014, 11:22:18 AM »

hmm maybe i have an old version. haven't updated it in years.
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ME7.1 tuning guide (READ FIRST)
ECUx Plot
ME7Sum checksum checker/corrrector for ME7.x

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 experience.
NOTORIOUS VR
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« Reply #72 on: June 06, 2014, 11:38:50 AM »

i wish winols/tunerpro had an interpolate function

So many times I've asked my self why winols doesn't have an interpolation func.  Seems like it would be a huge advantage in many cases to simplify editing.
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tjwasiak
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« Reply #73 on: June 06, 2014, 11:47:59 AM »

Could you tell me where is this interpolation in TunerPro?
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phila_dot
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« Reply #74 on: June 06, 2014, 02:23:25 PM »

Could you tell me where is this interpolation in TunerPro?

I must have imagined it.

I swore on the function drop down there was one labeled "Interp" that would interpolate between highlighted cells, but I'm not seeing it now.

Unless it was temporarily available in an older version. Huh
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