Smart Shunt SOC problem

DIY
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6

Have a look at the 2 FAQs listed in the sticky topic at the top of the DIY category. The title reflects your problem. On the SmartShunt set your charged voltage to 0.2V lower than absorption.

https://community.victronenergy.com/t/shunt-battery-monitor-jumping-to-100-or-reporting-a-high-soc-when-the-volts-are-low-and-or-the-bms-has-disconnected/88