What was found
WHILE ACCOMPLISHING TASK CARD 78273000, ENGINE NR 2 SHOWS MAINTENANCE MESSAGE 73-31372, UPPER EGT SECTORS READING HIGH, ECONOMIC FAULT. ACFT GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE ACCOMPLISHING TASK CARD 78273000, ENGINE NR 2 SHOWS MAINTENANCE MESSAGE 73-31372, UPPER EGT SECTORS READING HIGH, ECONOMIC FAULT. ACFT GROUNDED.