As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE AT 370 AT .77 MACH AIRCRAFT ABRUPTLY PITCH DOWN THEN RETURNED TO LEVEL FLIGHT. FOLLOWED BY F/CTRL ELAC 2 PITCH FAULT. COMPLETED ECAM, NO FURTHER ACTION NEEDED. REMOVED AND REPLACED ELAC NR 2 IAW AMM 27-93-34-04, OPS CHECK GOOD.