What was found
ENGINE CONTROL FAULT L CAS, LEFT ENGINE CONTROL FAULT CAME ON DURING FINAL APPROACH. RAN THE CHECKLIST AND WILL NOT RESET. ENGINE STUCK AT 67 PERCENT N1 AND WILL NOT IDLE ON FLARE, HAD TO SHUT DOWN ENGINE. PERFORMED LEFT ENGINE DOWNLOAD AND SENT FOR REVIEW. DOWNLOAD REVEALED LEFT EEC OVERTEMP FAULT CODE. INSPECTED LEFT ENGINE FOR BLEED AIR LEAK AND FOUND ONE FITTING DISCONNECTED. REPLACED THE SEALS AND RECONNECTED THE FITTING. REPLACED THE LEFT EEC AND PERFORMED ENGINE RUNS AND LEAK CHECKED SATISFACTORY, NO FAULT CODES PRESENT IAW EMM 73-20-03 AND AMM 36-00-00.