WARNING: This page is about a different car, the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, and 2021 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
Battery ECU assembly
DTC P1AC4 (INF P1AC4-13) is not detected DTC P1AC5 (INF P1AC5-13) is not detected