DTC U0418-81: Invalid Data Received from Brake System Control Module Invalid Serial Data Received [01/2019 - 09/2022]: Procedure
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, and 2020 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR DTCs
- Using the Techstream, check for electronically controlled brake system DTCs.
Chassis > ABS/VSC/TRAC > Trouble Codes
HINT:
If DTC U0418-81 is output by the pre-collision system, perform troubleshooting for the electronically controlled brake system.
Result
Result Proceed to DTCs are not output A DTCs are output B
Result:
A
REPLACE FORWARD RECOGNITION CAMERA. Refer to COMPONENTS [06/2018 - 09/2022]
Result:
B
GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [01/2019 - 09/2022]
- Using the Techstream, check for electronically controlled brake system DTCs.