As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED ON DESCENT INTO PHL DUE A #1 ENGINE FAIL MESSAGE RESULTING IN THE #1 ENGINE SHUTTING DOWN ON ITS OWN. THE AIRCRAFT LANDED SAFELY AT PHL WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE INLET PRESSURE CHECK VALVE ON #1 ENGINE PER AMM 36-11-41 (AALA202308171355) AND REPLACED VARIABLE STATOR VANE ACTUATOR ON # 1 ENGINE PER TASK CARD 26T40075005. (AALA202308178635) A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO FAULTS NOTED.