As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3609 CREW REPORTED HYDRAULIC SYSTEM 2 LOW QUANTITY THEN HYDRAULIC SYSTEM 2 PUMP FAIL AND HYDRAULIC SYS 2 FAIL MESSAGE ON EICAS. CREW DECLARED A EMERGENCY AND LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED NR 2 HYDRAULIC PUMP PER EMB AMM 29-10-03. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.