As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#365, BOS-RSW. (AIRCRAFT DIVERTED TO JFK). 'ENG 1 EGT INDICATION INOP. AMBER XX AFTER TAKEOFF; PER TSM 77-20-00-810-801-B. FOUND EGT HARNESS SHORTED TO GROUND REMOVED AND REPLACED ENG #1 EGT HARNESS IAW AMM 77-21-43. OPS CHECK NORMAL.'