DTC Summary
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, and 2020 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
- MALFUNCTION DESCRIPTION
Current interrupt devices (CIDs), which mechanically shut off the high-voltage circuit, are installed in each HV battery cell to protect the HV battery from overcharge (overvoltage).
The cause of this malfunction may be one of the following:
Battery ECU assembly internal malfunction
- Battery ECU assembly malfunction