Monitor Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
The ECM continuously monitors its internal ICs and the monitor IC. If the monitor IC is abnormal, the ECM illuminates the MIL and stores DTC P0607-47. If an internal IC is abnormal, the ECM illuminates the MIL and stores DTC P0607-87.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Memory | Note |
|---|---|---|---|---|---|---|
| P0607-47 | Control Module Performance Bank 1 Watchdog/Safety MCU Failure | ECM monitor IC malfunction (1 trip detection logic). | ECM | Comes on | DTC stored |
|
| P0607-87 | Control Module Performance Bank 1 Missing Message | ECM internal IC malfunction (1 trip detection logic). | ECM | Comes on | DTC stored |
|