What was found
EPSU EXT LOAD EMERGENCY L DISPLAYED AFTER EMERGENCY LIGHT TEST. BATTERY FAILURE. REPLACED EMERGENCY BATTERY FOR OVERWING CHARGER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EPSU EXT LOAD EMERGENCY L DISPLAYED AFTER EMERGENCY LIGHT TEST. BATTERY FAILURE. REPLACED EMERGENCY BATTERY FOR OVERWING CHARGER.