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Home >> Buick >> 2016 >> Envision >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Diagnostic Information and Procedures >> DTC P15FF: Battery Monitor Sensor Signal Message Counter >> Circuit/System Description

Circuit/System Description

The battery sensor module monitors battery module performs internal diagnostics. The battery sensor module also communicates to the ECM, and the ECM sets faults for any errors in the reported alive rolling counts.