As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT (CLIMB POWER) ATTEMPTED TO SELECT NR 1 ENG TAI OFF BLUE LIGHT ILLUMINATED IN TRANSIT POSITION BUT DID NOT EXTINGUISH. CYCLED ENG TAI SWITCH 3 TIMES AND LIGHT EXTINGUISHED ON 3RD CYCLE. VALVE OPERATED NORMALLY IN CRUISE AND DURING DESCENT AT IDLE POWER. GROUNDED - YES. ACCOMPLISHED FIM 30-21 TASK 804. INITIAL EVALUATION CHECK NORMAL. FOUND TO BE AN INTERMITTENT FAULT. A/C OK FOR SERVICE.