What was found
ORD FLT 5828 THE CREW REPORTED A ENGINE 1 FIRE DETECT FAIL MESSAGE IN FLIGHT. MAINTENANCE INSPECTED AND REPLACED THE NR 1 ENGINE HARNESS. OPERATIONAL CHECKS WERE GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ORD FLT 5828 THE CREW REPORTED A ENGINE 1 FIRE DETECT FAIL MESSAGE IN FLIGHT. MAINTENANCE INSPECTED AND REPLACED THE NR 1 ENGINE HARNESS. OPERATIONAL CHECKS WERE GOOD.