What was found
AIRCRAFT WAS NOT GROUNDED: EPSU BATTERY 12WL FAULT. REMOVED AND REPLACED EPSU BATTERY 12WL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: EPSU BATTERY 12WL FAULT. REMOVED AND REPLACED EPSU BATTERY 12WL.