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      09-08-2015, 07:53 PM   #3
wildcatcrazy
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Drives: E90 335i
Join Date: Oct 2013
Location: USA

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2009 335i  [0.00]
Quote:
Originally Posted by deeLow
How can I tell what Daten I need? I used to have a 2008 E90 and I believe I have 50.2 currently, but I just purchased a 2010 E92 and I'm fairly certain the software is newer on the new car.
To officially answer your question, the I-Level is stored in CAS and FRM. You can read it using Tool32 with E89X.PRG command i_stufe_lesen.

If you're just trying to figure out which version you need to communicate with your car, then the latest version available is always your best option.
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