DTC C1B04: Motor Rotation Angle Sensor Calibration Undone; DTC C1B05: Motor Rotation Angle Sensor Calibration Malfunction [12/2017 - 10/2023]: Description
The DRS ECU (rear steering control ECU) stores DTC C1B04 when motor rotation angle sensor calibration has not been performed. When the DRS ECU (rear steering control ECU) determines that the motor rotation angle sensor calibration is not complete, DTC C1B05 is stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Return-to-normal Condition |
|---|---|---|---|---|---|
| C1B04 | Motor Rotation Angle Sensor Calibration Undone | Motor rotation angle sensor calibration has not been performed. | Rear steering link assembly | Comes on | Perform actuator angle neutral position calibration. |
| C1B05 | Motor Rotation Angle Sensor Calibration Malfunction | Resolver calibration was performed to compensate for differences in resolver hardware for the motor rotation angle sensor, but calibration did not complete successfully. | Rear steering link assembly | Comes on | Engine switch on (IG) again |