As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REFERENCE NON ROUTINE CO51711. DURING C3 C-CHECK, INSPECTION NOTED AFT EMERGENCY POWER SUPPLY UNIT BATTERY FAILED CAPACITY CHECK. MX R&R BATTERY IN ACCORDANCE WITH THE REQUIREMENTS OF A319 AMM 33-51-38-000-001 AND 33-51-38-400-001. UPON COMPLETION OF THE REPAIR, IT WAS INSPECTED AND FOUND ACCEPTABLE.