As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DAILY SYSTEM CHECK AUTO FEATHER TEST #1 FAIL. REMOVED FROM SERVICE. AUTO FEATHER SYSTEM TEST FAILED. INTERROGATED POWER PLANT MESSAGE ON ED. FOUND FAULT CODES 494 & 382. C/W Q400 FIM 61-20-08-810-816 & FIM 61-20-10-810-826. PEC FAULTS CLEARED. AUTO FEATHER TEST PASSED. NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.