ECU Power Source Circuit [10/2022 - 08/2023]: Description
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
If the supply power to each ECU is discontinued due to a malfunction of the battery power supply, the electronic shift lever system does not operate. Make sure to inspect the power supply system of the battery for each ECU.