As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CEILING LIGHT ABOVE ROWS 4 -5 ABC STAYS ILLUMINATED WITH SWITCH IN OFF POSITION. REMOVED AND REPLACED CEILING LIGHT 4ABC/5ABC ASSY PER AMM 33-22-12 NO HELP; TROUBLE SHOT FOUND LIGHTS 2-10 AND 2-18. REPLACED LIGHT ASSY 2-10 ON CARD TTG8Q00GP034 AND LIGHT ASSY 2-18 ON CARD TTG8Q00GNZKA.CEILING AND CROSSBIN LIGHTS AT ROW 4-5 ABC;19 ABC AND 25 ABC PROGRAMMED AND OPS CHECKED GOOD PER MM 33-22-0. OPS CHECK GOOD.