As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERTED & ACFT WAS GNDED. ACFT EXPERIENCED AN UNCOMMANDED FLIGHT MOVEMENT, ACFT NOSE PUSHED OVER 500 FPM FOLLOWED BY AN ECAM FLIGHT CONTROL LT ELEVATOR FAULT AT FL 390. PERFORMED TSM 27-93-00-810-864-A & FOUND THE LT ELEVATOR SERVO CONTROL VLV, 34CE1, FAULTING. REPLACED THE VLV IAW AMM 27-34-51. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED IAW AMM 27-96-00-74-001-A.