Performed TCU Customer Satisfaction Initiative PC449.
Attempted to sign in with CarWings, "Connection to center failed" displayed. Contacted Tech Line for additional information. Was advised to remove fuse 34 from fuse link box for 10 seconds or more, re-install and re-check system operation. Removed fuse as instructed, re-installed after allotted time, rechecked system operation, icon and ID information no longer present. Cycled power button, icon and ID information returned. Rechecked connection operation, connection still failed. Was advised incident is currently under investigation. No other recommendations provided at this time.