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Yes I know about it and how to test this battery, read it here btw. When I power on car the 12v battery show 14.4 v on it ..

Wondering if we can make recalibration with bimmerlink? I have same situation i3 2015 rex error came out after dealer changed motor mounts and ac compressor... Also checked 12 v battery it has 12.47v on it in the morning, I checked it couple days in a row and it still 12.46-12.47. is it need...