DTC C1442: Invalid Data Received from Deceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor [04/2018 - ]: Description
WARNING: This page is about a different car, the 2022 Toyota Avalon, 2021 Toyota Avalon, 2020 Toyota Avalon, and 2019 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
The airbag ECU assembly has a built-in yaw rate and acceleration sensor and detects the vehicle condition using 2 circuits (GL1, GL2).
The skid control ECU (brake booster with master cylinder assembly) receives signals from the yaw rate and acceleration sensor (airbag ECU assembly) via the CAN communication system.
| DTC No. | Detection Item | INF Code | DTC Detection Condition | Trouble Area | MIL | Note |
|---|---|---|---|---|---|---|
| C1442 | Invalid Data Received from Deceleration Sensor | 572 | When voltage at terminal IG1 is 9.54 V or more, sensor invalid information received from acceleration sensor is ON continuously for 10 seconds or more. |
|
Comes on |
|
| C1443 | Invalid Data Received from Yaw Rate Sensor | 715 | When voltage at terminal IG1 is 9.54 V or more, sensor invalid information received from yaw rate sensor is ON continuously for 10 seconds or more. |
|
Does not come on | VSC DTC |