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      06-14-2022, 05:51 PM   #27
Teutonic
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Drives: BMW
Join Date: Feb 2012
Location: Canada

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Quote:
Originally Posted by MilehighM3 View Post
Sorry for the late reply, been busy. I almost created and posted a YouTube link for this but here's a few pics to show the process of disconnecting the 48v battery to charge your 12v in storage.

The battery charging in idrive is found under driving info, power flow to charge your 48v battery.


I hope this helps. Let me know if you're successful and what the specs are again on your 12v charger.

Edit: mobile uploads jumbled the order of the pictures. 🤦🏻*♂️ hopefully you get the idea/process. 3,1,2.4.5 for disconnecting the 48v system.
Hi, I have replied to you and was waiting for your reply, as I was under the impression that your are very involved from the technical point of view... any input is greatly appreciated! I still cannot find the answer for my charging problem. BMW tech is suggesting a 25A charger or higher. However, it seems that a charger higher than 10% of the battery power (this one is an 80Ah), might damage the battery. Can you please let me know your thoughts? Thank you.
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