BMW M3 Forum (E90 E92) - View Single Post - AGM battery

pjk380 · 04-08-2021, 02:35 PM

I see around 12.5-12.6 on my 4 year old AGM battery. When is falls below that and after sitting for a week or so I'll throw on my CTEK charger. Once the battery is topped off, it will sit at 12.7-12.8 for a couple days then drop down to 12.6.

04-08-2021, 02:35 PM	#3
pjk380 Private First Class 98 Rep 183 Posts Drives: 2010 E92 M3 Join Date: Feb 2016 Location: Yorba Linda, CA iTrader: (0)	I see around 12.5-12.6 on my 4 year old AGM battery. When is falls below that and after sitting for a week or so I'll throw on my CTEK charger. Once the battery is topped off, it will sit at 12.7-12.8 for a couple days then drop down to 12.6.
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