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MS3PNPPro VSS in NB1

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Old Jun 15, 2019 | 09:26 PM
  #1  
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Default MS3PNPPro VSS in NB1

Hi,

There is anything special to make VSS signal work in an NB1 with a MS3PNPPro? I'm getting very low values and I'm missing all the cool features.

My speedo in the dash works without issues.

Attaching random log that shows that the VSS values are wonky.
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File Type: msl
2019-06-01_10.05.24.msl (1.82 MB, 68 views)
Old Jun 15, 2019 | 09:27 PM
  #2  
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I also message support from DIYAutoTune and they told me that the signal comes directly from the dash. If the dash is working correctly, can I discard a faulty sensor?
Old Jun 17, 2019 | 03:51 PM
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Originally Posted by asalinas
I also message support from DIYAutoTune and they told me that the signal comes directly from the dash. If the dash is working correctly, can I discard a faulty sensor?
Yes - What are your VSS settings? Here are mine for comparison (205/50/15 tyre, 3.9 rear end, 6 speed)


Old Jun 17, 2019 | 04:12 PM
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I'm attaching a screenshot of my settings


I don't have the option of PE1 as in your settings. I'm using DFI2 as the input as pointed out in the documentation here: MegaSquirtPNP by DIYAutoTune.com
Old Jun 17, 2019 | 04:13 PM
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I just realized that the pulses settings is different. Yours is in 4000 and mine has un extra 0 at the end.

I'll try later today changing that to see if makes any difference and report back.
Old Jun 17, 2019 | 04:42 PM
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I have 4000 for my Pulses on my tune, but I was running a manual vss line. I would swap to that and it should get a good bit closer.

I really never had luck with getting VSS working perfectly, especially in lower gears and slower speeds.
Old Jun 17, 2019 | 08:01 PM
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Just changing the value to 4000 fixed everything. Weird that the basetune had that 40k value.
Old Jun 18, 2019 | 06:49 AM
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Glad it got you sorted
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