As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT EMERGENCY EXIT WARNING COMES ON INTERMITTENTLY INFLIGHT. CABIN PRESSURE REMAINS NORMAL. CLEANED DOOR SEAL, PROXIMITY SENSOR, AND STRIKER PLATE OF DIRT AND MOISTURE. REINSTALLED DOOR. OPS CHECK OF EICAS DOOR PAGE INDICATIONS CHECK GOOD. DOOR FIT CHECKS GOOD.