As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIAGNOSTICS REPORTED NR 2 ENGINE TREND DATA SHOWS A SHIFT IN DELTA CRUISE AND T/O MARGIN INDICATIVE OF EGT INDICATION ERRORS. ACFT GROUNDED. ACCOMPLISHED T49.5 AND EGT SYS INSPECTION REF AMM 77-21-01. FOUND SECTORS S1 AND S4 HIGH RESISTANCES, R & R T49.5 PROBES S1 AND S4 REF AMM 77-21-01. NO FAULTS NOTED.