Aircard Troubleshooting Flow Chart Above is a flow chart to help you diagnose the reasons why your aircard is failing to communicate. You can download the PDF file below. Aircard Comm Error Troubleshooting Chart.pdf 100 KB Download Related articles Why is my Aircard not Communicating? What if my aircard is not communicating? Aircard Error Codes on SmartLink: Explanation and Resolution What do the alerts mean? SmartLink Aircard Installation & Quick Start Manual Comments 0 comments Please sign in to leave a comment.