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 P1A81 (INF P1A81-00) is not detected DTC P1A86 (INF P1A86-00) is not detected