As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRST CLASS EMERGANCY EXIT LIGHTS WILL NOT ILLUMINATE SUSPECTED M2816 AND M1675 BATTERY PACK CHARGER BAD PER SSM 35-51-21-109 REMOVED AND REPLACED BATTERY PACK AT M1675 PER SSM 33-51-21. SLAVED IN NEW PARTS AT M2816 NO CHANGE IN FAULT. RETURNED TO NORMAL CONFIGURATIONT. LOCKED FOR FERRY