As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT 0666, L/P 4996878) DOOR L1 SW WILL NOT ACTIVATE OVHD ANNUNCIATOR LIGHT. REMOVED UNWANTED MATERIAL FROM L1 DOOR LATCH PINS AND LATCH FITTINGS REF FIM FAULT CODE 52900144. OVHD ANNUNCIATOR LIGHT ILLUMINATES & EXTINGUISHES WHEN DOOR IS OPENED AND CLOSED.