What was found
ORD - CREW REPORTED NOSE GEAR UNSAFE INDICATION. FLIGHT RETURNED ORD LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED D1-31 SENSOR. SYSTEM GROUND CHECK NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ORD - CREW REPORTED NOSE GEAR UNSAFE INDICATION. FLIGHT RETURNED ORD LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED D1-31 SENSOR. SYSTEM GROUND CHECK NORMAL OPERATION.