As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT RETURNED TO FIELD DUE TO RT EGT INDICATION WENT TO ZERO. MAINTENANCE TROUBLESHOT SYSTEM AND DETERMINDED THAT THE RIGHT ENGINE TEMPERATURE SENSOR HAD FAILED. THE SENSOR WAS REPLACED AND A FUNCTIONAL CHECK OF THE SYSTEM PERFORMED WITH ALL INDICATIONS NORMAL. (Z)