As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: BATTERY FAULT MESSAGES FOR MULTIPLE DOORS DISPLAYED DURING SYSTEM TEST - MAINTENANCE REPLACED EMERGENCY POWER SUPPLY SUPPY UNIT * AALA202608101413 * AND BATTERIES * AALA202608108987 *PER AMM 33-51-38 - A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO FAULTS NOTED