Connect the Fault Monitoring wire (black wire out side of battery) to one of the inputs of the Aircraft Rear Connector INPUT-PFD-1 through INPUT-MFD-3.
Setup is done within the Inputs page of Instrument Configuration.
Page 186 https://www.advancedflightsystems.co...al%20V15.1.pdf
https://www.advancedflightsystems.co...%20Harness.pdf
https://earthxbatteries.com/wp-conte...l_111017_X.pdf