As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
T6 AURAL WARNING AND WARNING LIGHT FOR T6 BOTH CAME ON DURING CLIMBOUT. T6 WARNING LIGHT REMAINED ILLUMINATED FOR 5 MINUTES EVEN WITH POWER REDUCED 30 PERCENT TQ. RETURNED TO FIELD. REPLACED NR 1 ENGINE T6 INDICATOR. P/N: SEL-0C19EG, S/N: 6066.