As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-02 CHECK THE RT OVER WING EMERGENCY EXIT LIGHT AND RT OVER WING EXTERIOR EXIT LIGHT WERE FLICKERING ON AND OFF. MAINTENANCE REMOVED AND REPLACED THE RT EMERGENCY EXIT LIGHT BATTERY PACK IAW T/C R1C33301, OPERATIONAL CHECK WAS GOOD.