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Home >> Volvo >> 2021 >> S60 T8 Recharge R-Design Exp. >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Battery And Mounting - Design >> (Cell Module) >> Cell Module [2019-2022, B4204T28 | 2020-2022, B4204T39] >> Diagnostic Information

Diagnostic Information

The cell modules do not have a built-in diagnostic system. The Battery Energy Control Module (BECM) monitors the cell module via the cell voltage and temperature unit CVTN, sets DTCs and stores readable parameters.