As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE CHIP LIGHT ILLUMINATED ON START. PILOT FOLLOWED ENGINE CHIP LIGHT PROCEDURE. PILOT FOUND NO METAL ON CHIP PLUG AND REPLACED SAFETY WIRE. COMPLY WITH 30 MINUTE PENALTY RUN. AFTER RETURNING TO BASE NOTIFIED MAINTENANCE. ON POST FLIGHT EXAMINATION OF ENGINE CHIP PLUGS, METAL WAS DISCOVERED ON THE UPPER PLUG. AIRCRAFT WAS GROUNDED FOR ENGINE CHANGE. (K)