As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED ENG DIED WHEN IGNITION SWITCH MOVED TO LT POSITION. TROUBLESHOOTING REVEALED LT MAGNETO INOPERATIVE. REPLACED LT MAGNETO WITH SERVICEABLE, ALL CHECKED SATISFACTORY. PRELIMINARY INSPECTION SHOWED LT MAGNETO POINTS NOT OPENING, POSSIBLY DUE TO EXCESSIVE CAM FOLLOWER WEAR. THE MAGNETO ONLY HAD 107.6 HOURS SINCE 500 HOUR INSPECTION.