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      11-14-2012, 04:40 PM   #7
808MGuy's Avatar

Drives: 2009 E90 M3
Join Date: Jun 2008
Location: Oahu, Hawaii

iTrader: (3)

Originally Posted by apecush View Post
what was the stock A-h of the battery and what guide did you use for coding? I'm due for a battery replacement and have my OBD2 cable on the way from the land of cheap electronics, China.
I don't recall exactly what the capacity rating of the battery was but I want to say 90 Ah. The guide I used for coding is on the BMW Coding forum. I can't link it because the software for this forum won't allow me to link to that forum.

and this is the guide to the battery registration once you get the coding part setup

Read the whole thread because you'll see that not all methods discussed are applicable to our cars.
2016 Porsche Cayman GTS - Sapphire Blue / Black Full Leather Interior / Carrera S Wheels