As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW DECLARED AN EMERGENCY INTO ONT DUE TO AN ENG NR 1 HYD PUMP LOW PRESS ON ECAM. FLIGHT LANDED WITHOUT INCIDENT. R & R G ENG NR 1 PRESS SWITCH IAW AMM 29-11-17-000-010-A & 29-11-17-400-010-A. . OPERATIONS & LEAK CHECKED PRESS SWITCH, NO LEAKS NOTED. R & R G ENG NR 1 PUMP PUSHBUTTON SWITCH IAW ESPM 20-45-22. ACFT OK TO CONTINUE.