DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0125-87: Lost Communication With Multi-axis Acceleration Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message [09/2020 - ]: Description
WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2024 Lexus IS 500, 2024 Lexus IS 350, 2024 Lexus IS 300, 2023 Lexus IS 500, and 2023 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
These DTCs are stored if a CAN communication malfunction occurs between the forward recognition camera and other ECUs.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
|---|---|---|---|---|
| U0100-87 | Lost Communication With ECM/PCM "A" Missing Message | The forward recognition camera does not receive data from the ECM for approximately 5 seconds or more. | CAN communication system | Front Recognition Camera (Front Lighting Control) |
| U0125-87 | Lost Communication With Multi-axis Acceleration Sensor Module Missing Message | The forward recognition camera does not receive data from the yaw rate sensor for approximately 5 seconds or more. | CAN communication system | Front Recognition Camera (Front Lighting Control) |
| U0129-87 | Lost Communication with Brake System Control Module Missing Message | The forward recognition camera does not receive data from the skid control ECU (brake actuator assembly) for approximately 5 seconds or more. | CAN communication system | Front Recognition Camera (Front Lighting Control) |
| U0140-87 | Lost Communication with Body Control Module Missing Message | The forward recognition camera does not receive data from the main body ECU (multiplex network body ECU) for approximately 5 seconds or more. | CAN communication system | Front Recognition Camera (Front Lighting Control) |