U2667 – Lost Communication with the Steering Angle Sensor.
The ODBII code U2667 indicates a loss of communication with the steering angle sensor, which may affect the vehicle’s stability control and steering response systems.
The severity of ODBII code U2667 is moderate.
Common Causes For: U2666 Invalid Data Received from Vehicle Dynamics Control Module.
- Faulty steering angle sensor
- Damaged wiring or connectors
- Poor electrical connections
- Malfunctioning power supply to the sensor
- Software issues or calibration errors
- Faulty vehicle control module (VCM)
- Interference from other electronic components
Common misdiagnosis for U2667 Lost Communication with the Steering Angle Sensor.
- Faulty steering angle sensor
- Wiring issues or damaged connectors
- Faulty steering column control module
- Issues with the vehicle’s ABS module
- Problems with the power steering system
- Faulty body control module (BCM)
- Incorrectly calibrated steering angle sensor
- Software or firmware issues in the vehicle’s control modules
Common Troubleshooting Steps
When dealing with the OBD-II code U2667, which indicates “Lost Communication with the Steering Angle Sensor,” there are several common troubleshooting steps you can follow to diagnose and potentially resolve the issue. Here’s a structured approach:
- Check for Additional Codes: Use an OBD-II scanner to check for any other related trouble codes. This can provide more context and help identify if there are other issues affecting the steering angle sensor.
- Inspect Wiring and Connectors: **Visual Inspection: Check the wiring harness and connectors associated with the steering angle sensor for any signs of damage, corrosion, or loose connections.
- **Connector Pins: Ensure that the pins in the connectors are not bent, corroded, or pushed back.
- Test the Steering Angle Sensor: **Sensor Functionality: If possible, test the steering angle sensor using a multimeter or an oscilloscope to ensure it is functioning correctly.
- **Calibration: Some vehicles require the steering angle sensor to be calibrated after installation or repair. Check the vehicle’s service manual for calibration procedures.
- Check Power and Ground: Verify that the steering angle sensor is receiving the correct voltage and ground. Use a multimeter to check for power at the sensor connector.
- Inspect the CAN Bus: Since the steering angle sensor communicates over the CAN (Controller Area Network) bus, check for any issues with the CAN bus wiring or other modules on the bus.
- Look for shorts, opens, or high resistance in the CAN bus wiring.
- Check for Interference: Ensure that there are no aftermarket devices or modifications that could be interfering with the communication between the steering angle sensor and the vehicle’s control modules.
- Clear Codes and Test Drive: After performing any repairs or adjustments, clear the trouble codes using the OBD-II scanner and take the vehicle for a test drive to see if the code returns.
- Consult Technical Service Bulletins (TSBs): Check for any TSBs related to the steering angle sensor for your specific vehicle make and model. Manufacturers may have issued guidance on common issues and fixes.
- Replace the Steering Angle Sensor: If all other troubleshooting steps fail and the sensor is confirmed to be faulty, consider replacing the steering angle sensor.
- Professional Diagnosis: If you are unable to resolve the issue, it may be best to consult a professional mechanic or dealership for further diagnosis and repair.Conclusion By following these steps, you can systematically troubleshoot the U2667 code and identify the root cause of the communication loss with the steering angle sensor. Always refer to the specific vehicle service manual for detailed procedures and specifications.