What was found
DURING PREFLIGHT CHECK, FOUND FOUR EMERGENCY FLOOR TRACK LIGHTS INOPERATIVE AT ROW 18. REMOVED AND REPLACED REMOTE RECEIVER BATTERY. LIGHTS THEN OPERATED PROPERLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT CHECK, FOUND FOUR EMERGENCY FLOOR TRACK LIGHTS INOPERATIVE AT ROW 18. REMOVED AND REPLACED REMOTE RECEIVER BATTERY. LIGHTS THEN OPERATED PROPERLY.