Monitor 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.
The ECM calculates the accelerator pedal opening angle value used for control and the value used for monitoring. If the ECM determines there is an excessive output while the engine is running, a DTC is stored and the MIL is illuminated.