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Old 01-16-2018, 03:25 PM   #12
Porsche-Eh
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Join Date: Dec 2017
Location: Canada
Posts: 73
You might be able to extract some useful information on what the 5.2.2 is actually monitoring and doing each cycle by reviewing this 5.2.1 diagnosis PDF. I found it interesting to be honest - about 1/2 way through the PDF.

https://www.nanocom-diagnostics.com/uploads/downloads/Bosch%20Motronic%20M5.2.1%20EMS%20ECU%20Guide.pdf
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