As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND LEFT OVERWING EMERGENCY EXIT SHOWS OPEN ON EICAS. AIRCRAFT REMOVED FROM SERVICE. ADJUSTED OVERWING EMERGENCY EXIT PROXIMITY SENSOR IAW AMM 52-70-10 OPS CHECKED GOOD IAW AMM 52-21-00. AIRCRAFT RETURNED TO SERVICE.