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Home >> Subaru >> 2021 >> Crosstrek Sport >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 29 (P-HEV Hybrid Powertrain Control System (Diagnostics) (2 Of 4)) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P0A1F-94: Hybrid/EV Battery Energy Control Module Unexpected Operation >> General Description >> Monitor Description

Monitor Description

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The Battery ECU assembly monitors the Hybrid vehicle control ECU assembly via CAN communication. If the Battery ECU assembly detects a malfunction in the Hybrid vehicle control ECU assembly, it will illuminate the MIL and store a DTC.