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 U0126-87: Lost Communication with Steering Angle 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; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0293-87: Lost Communication With Hybrid Powertrain Control Module Missing Message [09/2022 - ]: Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 350, 2024 Lexus ES 300h, 2024 Lexus ES 250, 2023 Lexus ES 350, and 2023 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC OUTPUT
- Clear the DTCs
Body Electrical > Clearance Warning > Clear DTCs
- Check for CAN communication system DTCs
Body Electrical > Clearance Warning > Clear DTCs
- Recheck for DTCs.
Body Electrical > Clearance Warning > Trouble Codes
Result
Result Proceed to No CAN communication system DTCs are output A CAN communication system DTCs are output B
Result:
A
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]
Result:
B
GO TO CAN COMMUNICATION SYSTEM
For Gasoline Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]
For HV Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]
- Clear the DTCs