As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING CLIMB THE ENGINE LOST POWER AND THE PROPELLER AUTOFEATHERED. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. SUBSEQUENT INSPECTION REVEALED SOOT CONTAMINATION OF THE FUEL CONTROL PY ORIFICE. (TC NR 20060129003)