As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3546 WHILE DESCENDING INTO DFW THE CREW RECEIVED AN EICAS HYDRAULIC E1 PUMP FAIL ADVISORY MESSAGE. THE CREW COMPLIED WITH THE AIRCRAFT OPERATING MANUAL PROCEDURES. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE E1 HYDRAULIC PUMP IAW EMB-145 AMM 29-10-03. THE LEAK CHECK AND OPERATIONAL CHECK WERE OK. THE AIRCRAFT WAS RETURNED TO SERVICE.