As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 22 - ONT - FLIGHT CREW REPORTED ENG 2 FIRE DETECTION FAIL MSG ON EICAS. AIRCRAFT RETURNED TO BLOCK WHERE IT LANDED SAFELY AND NO EMERGENCY WAS DECLARED. MX REMOVED AND REPLACED RT FIRE DETECTION CONTROL MODULE, OPERATIONALLY CHECK SATISFACTORY AND AIRCRAFT WAS RETURNED FOR SERVICE IN AIRWORTHY CONDITIONS.