I suspect the difference is just minor changes of 3.0 v 4.4. You can always put back of things go haywire.

I wish I'd have done the fix on my 3.0!

Now with e70 i just use bimmerlink for a real gauge for both oil and coolant temp real-time

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2011 E70 • N55 (me)
2012 E70 • N63 (wife)