LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different car >> Section 276 (Hybrid Control System (Li-Ion W/ Pa10) - Diagnostic Codes (1 Of 3)) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY with PA10) >> DTC P0A1F-94: Hybrid/EV Battery Energy Control Module Unexpected Operation [09/2022 - ] >> DTC Summary

DTC Summary

WARNING: This page is about a different car, the 2025 Toyota Corolla, 2024 Toyota Corolla, and 2023 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
  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
scientia non olet · About LEMON Manuals