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 U0293-87: Lost Communication with Hybrid Powertrain Control Module Missing Message [08/2019 - ]: Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2022 Lexus RX 450hL, 2022 Lexus RX 450h, 2021 Lexus RX 450hL, 2021 Lexus RX 450h, and 2020 Lexus RX 450hL. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR DTCs
- Clear the DTCs.
Chassis > Front Recognition Camera > Clear DTCs
- Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
- Check for DTCs.
Chassis > Front Recognition Camera > Trouble Codes
OK
DTCs are not output.
Result
Proceed to OK NG
Result:
OK
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2019 - 07/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [07/2020 - ]
Result:
NG
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2019 - ]
- Clear the DTCs.