As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED TEMP SPLIT BETWEEN ENGINES. MECHANIC PERFORMED GROUND PERFORMANCE RUN AND NOTED THE RIGHT ENGINE'S OUTPUT LOW. A BORESCOPE INSPECTION OF ENGINE HOT SECTION THROUGH THE INBD IGNITER HOLE WAS MADE AND FOUND THE COMBUSTION LINER BURNED AT THE OTBD IGNITER HOLE BY THE IGNITER. THE ENGINE HOT SECTION WAS REMOVED AND ALL COMPONENTS SENT TO P&WC FOR INSPECTION AND REPAIR.