As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - DURING OVERNIGHT MAINTENANCE, AFT VAULT DOOR LEFT AND RIGHT SIDE EMERGENCY EXIT LIGHTS WERE INOPERATIVE. REPAIRED CHAFED WIRES AND AS A PRECAUTIONARY, REPLACED BATTERY AND CHARGER ASSEMBLY. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)