DTC C1442: Invalid Data Received from Deceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor [10/2018 - ]: Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus UX 250h, 2023 Lexus UX 250h, 2022 Lexus UX 250h, 2021 Lexus UX 250h, and 2020 Lexus UX 250h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [10/2018 - ]
Chassis > ABS/VSC/TRAC > Clear DTCs
- Turn the power switch off.
- Turn the power switch on (IG).
- Check if the same DTC is output.
Refer to DTC CHECK / CLEAR [10/2018 - ]
Chassis > ABS/VSC/TRAC > Trouble Codes
Result
Result Proceed to DTCs C1442 and C1443 are not output. A DTCs C1442 and/or C1443 are output. B
Result:
A
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2018 - ]
Result:
B
REPLACE AIRBAG ECU ASSEMBLY. Refer to REMOVAL [10/2018 - 07/2022] , or refer to REMOVAL [07/2022 - ]
- Clear the DTCs.