DTC C1231/31 Steering Angle Sensor Circuit Malfunction: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
Steering angle sensor signals are sent to the skid control ECU via the CAN communication system. When there is a malfunction in the CAN communication system, it will be detected by the steering angle sensor zero point malfunction diagnostic function
DTC DETECTION CONDITION
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1231/31 | The IG1 terminal voltage is 9 5 V or more and a steering angle sensor malfunction signal is received |
|