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Home >> Volvo >> 2021 >> V60 T5 R-Design >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery And Mounting - Design >> (Cell Module) >> Cell Module [2020-2022, B4204T28; B4204T39] >> Connection And Communication

Connection And Communication

The cell module communicates with the Battery Energy Control Module (BECM) via the cell voltage and temperature unit CVTN.