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      07-27-2012, 03:42 PM   #8
onebadmofo
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Drives: 2008 E90 M3
Join Date: Aug 2010
Location: Central NJ

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Quote:
Originally Posted by makkan00 View Post
Hi,
I have E90 and V45 files. I have done numerous codings and looked at videos how to update your modules.
My questions is, what modules are safe to update on E90?
Also is it trivial to have external power supply to battery?

Many thanks.
If you absolutely don't have to update your modules, don't.
It's not an iPhone, you won't get any features or improvements that you'll see.
Appreciate 0