As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ANTI ICE WING FAIL MESSAGE. RAN QRH , DID NOT SOLVE PROBLEM. (FLIGHT 4676) FIM TO TROUBLESHOOT A-I WING FAIL ISSUE REFERENCING ERJ175 FIM21-00-00-810-804-A00. REMOVED AND REPLACED THE AMS CARD MOTOR DRIVER IN SPDA2 SLOT 20 WITH A SERVICEABLE AMS CARD MOTOR DRIVER OPERATIONAL CHECK GOOD IN REFERENCE TO ERJ175 AMM 21-00-02-400-801-A. AIRCRAFT OK TO CONTINUE FOR SERVICE...