DTC U0129-87: Lost Communication with Brake System Control Module Missing Message [08/2020 - ]: Procedure
WARNING: This page is about a different car, the 2021 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC U0129-87)
- Perform the Health Check using the Techstream.
- Read the DTCs.
Result
Result Proceed to DTC U0129-87 is output A DTC U0129-87 and other DTCs are output B HINT:
If any DTCs other than U0129-87 are output, troubleshoot those DTCs first.
Result:
A
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ]
Result:
B
GO TO DTC CHART