As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4128 AFTER LANDING THE CREW REPORTED, RECEIVED A LEFT OVERWING EMERGENCY DOOR CAUTION MESSAGE ON EICAS. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LEVER ASSEMBLY FOR THE LEFT OVERWING EMERGENCY EXIT INDICATION SYSTEM. ADJUSTED THE EXIT PROXIMITY SWITCH. OPERATIONAL CHECK IAW CRJ-700 AMM 52-70-10. THE AIRCRAFT WAS RETURNED TO SERVICE.