Brake Warning Light (Yellow) Remains On [11/2021 - ]: Description
WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.
This procedure is for troubleshooting when the brake system warning light (yellow indicator) remains on but no DTCs are output.
The No. 2 skid control ECU (brake actuator assembly) controls the brake system warning light (yellow indicator) in the combination meter assembly via CAN communication.