As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE MAINTENANCE MESSAGE 77-10842, THE TOP RIGHT EGT SIGNAL T49551 IS OUT OF RANGE. ACFT GROUNDED. ACCOMPLISHED FIM 77-21 TASK 801 AND FOUND THE NR 2 ENGINE MESSAGE 77-10842 ON RECENT HISTORY LEGS 0-3. INSPECTED T49.5 PROBE AND EGT SYSTEM IAW AMM 77-21-01-200-801-F00. ALL PROBES AND HARNESSES TESTED GOOD. ACCOMPLISHED EGT SYSTEM CLEANING PROCEDURE IAW AMM 77-21-01-200-801-F00.