What it means:
Lost Communication with Automatic Sway Bar System Module: This code indicates that the vehicle’s control modules have lost communication with the automatic sway bar system module. The automatic sway bar system is responsible for adjusting the stiffness of the sway bars to improve vehicle stability and handling.
Common Causes:
Lost Communication with Automatic Sway Bar System Module
- Poor electrical connection in the sway bar system circuit
- Faulty automatic sway bar system module
- Blown fuse related to the sway bar system
- Damaged or corroded wiring harness
- Network communication issues within the vehicle’s CAN bus
- Software issues requiring a module reflash or update
Common Misdiagnosis:
Lost Communication with Automatic Sway Bar System Module – Common Misdiagnosis: Faulty wiring or connectors are often misdiagnosed as a failed sway bar system module.
Common Diagnostic Steps:
Lost Communication with Automatic Sway Bar System Module
- Check for any other stored codes that might indicate a broader communication issue.
- Inspect the wiring and connectors between the sway bar system module and the CAN bus network for damage or corrosion.
- Test the power and ground circuits of the automatic sway bar system module to ensure they are functioning properly.
- Use a scan tool to check if the module is receiving and transmitting data correctly on the network.
- If possible, update or reprogram the sway bar system module software to ensure it is up-to-date.
- If all else fails, consider replacing the automatic sway bar system module after verifying it is faulty.
