As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PDC FOUND SEAT EMERGENCY LIGHTS 6-20 LEFT SIDE INOPERATIVE. FOUND PINCHED WIRE AT SEAT 10AB. REPAIRED WIRE. ALSO, REPLACED BATTERY POWER SUPPLY AT ROW 6 LEFT. EMERGENCY LIGHTS OPERATE NORMAL. ETOPS CATEGORY ''E'': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS