As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4512 THE CREW REPORTED THEY RECEIVED A HYD PUMP E1 FAIL MESSAGE. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. SERVICED HYD NR 1 AS PER AMM 12-13-01. CHECK FOR LEAKAGE PER AMM 29-10-00. NO LEAKS NOTED. CHECK EMDP NR 1 FOR LEAKS AS PER AMM 29-10-00. CHECK EDP NR 1 PER AMM 29-10 -03. ALL OPERATIONAL CHECKS GOOD. NO LEAKS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.