As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER COMPLETING 100 HOUR INSPECTION AIRCRAFT DEPARTED FOR FLIGHT AND AROUND 20,000 FEET THE CHIP LIGHT CAME ON. THE PILOT RETURNED TO BASE. THE CHIP DETECTOR WAS REMOVED AND A FINE SLIVER OF METAL WAS FOUND ON THE CONTACTS ABOUT 0.001 THE UNIT WAS CLEANED AND RETURNED TO SERVICE. THERE WERE NO CONTAMINANTS FOUND IN THE OIL FILTER DURING THE INSPECTION AND THE CHIP DETECTOR WAS CLEANED.