What was found
(CAN) IFSD ON 3 SEPARATE OCCASIONS BETWEEN FEB. 28TH AND MAR. 4TH, DURING FINAL APPROACH, AS POWER WAS REDUCED, THE ENGINE SHUT ITSELF DOWN. EACH TIME, AN UNEVENTFUL SINGLE ENGINE LANDING WAS ACCOMPLISHED. TROUBLESHOOTING FOR THESE EVENTS FOCUSED ON THE FUEL SYSTEM HOWEVER THE PROBLEM WAS NOT FOUND AND THE ENGINE HAS BEEN REPLACED. TROUBLESHOOTING WILL CONTINUE ON THE FAULTY ENGINE AFTER IT IS INSTALLED ON AN AIRCRAFT IN THE SHOP FOR A MAJOR MAINTENANCE CHECK.