Volvo All Engines (2017 Emissions) Fault Code: P056300 PID: ACM ECU Battery Potential Below Range

Volvo All Engines (2017 Emissions) Fault Code: P056300 PID: ACM ECU Battery Potential Below Range

Circuit description
Battery voltage is monitored by the circuits within the Engine Control Module (ECM).

Conditions for diagnostic trouble code (DTC)
The voltage is more than 15V

Probable cause
1) Battery charger connected
2) Alternator