As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FROM TOL ENROUTE TO DFW NR 4 EGT ROSE ABNORMALLY, THEN DROPPED TO "0". AS A PRECAUTIONARY MEASURE FLIGHT CREW ELECTED TO SHUTDOWN NR 4 ENGINE. AN UNEVENTFUL LANDING WAS MADE IN DFW. UPON INSPECTION MAINTENANCE DISCOVERED LOOSE CONNECTOR ON HARNESS. THIS WAS SECURED AND SYSTEM OPERATIONALLY CHECKED GOOD. ALL WORK COMPLETED PER APPLICABLE MANUALS AND AIRCRAFT WAS RETURNED TO SERVICE.