As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: EMERGENCY EXIT LIGHT ARE ON-WITH SWITCH IN ARM POSITION ON THE GROUND. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 13WL (AALA202301259815) AND BATTERY (AALA202301256750) PER AMM 33-51-38. ALSO REPLACED EMERGENCY LIGHT SWITCH 4WL (AALA202301255137) PER ESPM 20-45-21.