As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORT RIGHT ENGINE GENERATOR CONTROL EICAS MESSAGE DISPLAYED FOR 30 SECONDS. AHM SHOWS MESSAGE 24-31552 & MESSAGE INACTIVE. ACCOMPLISHED FIM TASK 24-11T807, ALL READINGS NORMAL. CLEANED ALL INVOLVED CONNECTORS. RAN NR 2 ENGINE, ALL NORMAL.