As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE #1 OVERTEMPERATURE (EXCEPT STARTING) EGT OVER REDLINE.CONNECTORS AND FOUND LOWER LH EGT PROBE CONNECTOR WITH CARBON BUILT UP, SUGGEST CHANGING S3 EGT PROBES THEN PERFORM A POWER ASSURANCE RUN TO VERIFY CORRECTION. REPLACED THERMOCOUPLES S3 AND S4.PREFORMED POWER ASSURANCE CHECK TEST 5 ALL PARAMETERS WITH IN LIMITS.