Smart Shunt SOC stuck at 100% while battery discharging

DIY
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2

Have a read of this link. Your charged voltage setting in the shunt is too low, it is below that actual battery voltage so the shunt keeps syncing to 100%. Also look at the second link about correct wiring.

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

https://community.victronenergy.com/t/shunt-battery-monitor-not-reading-the-correct-soc-amps-missing-solar-decreasing-daily-or-other-misreading-problems/87