As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE UNDERSPEED IN-FLIGHT. SUSPECT INTERNAL FAILURE OF FUEL CONTROL. REM'D FUEL CONTROL. INSTALLED SERVICEABLE FUEL CONTROL. PERFORMED GROUND RUN/LK CHK. PERFORMED OPERATIONAL CHK FLIGHT. CHK'D GOOD. NO ANOMALIES. ACFT RETURNED TO SERVICE.