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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 93 (Battery Management System Diagnosis (HEV)) >> DTC P0A7F: Hybrid Battery Pack Deterioration >> General Information >> DTC Description

DTC Description

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The BMS ECU checks out the each cell resistance of 72 cells battery at all times. When one of the 72 cells is detected above 13mΩ then BMS ECU sets P0A7F.