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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 50 (Hybrid Control System (For Lithium-Ion Battery) - Diagnostic Codes (1 Of 4)) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY) >> DTC P0A1F-94: Hybrid/EV Battery Energy Control Module Unexpected Operation [08/2020 - ] >> DTC Summary

DTC Summary

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  1. MALFUNCTION DESCRIPTION 

    The hybrid vehicle control ECU (main CPU) monitors the battery ECU assembly.

    The cause of this malfunction may be the following:

    Battery ECU assembly internal malfunction 

    • Battery ECU assembly malfunction