As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5001 - DIV - TO DTW DUE TO LH ENGINE HOT AIR LEAK MESSAGE. CORRECTIVE ACTION: FOUND NOSE COWL ANTI-ICE DUCT SEAL BLOWN AT THE NACELLE CONNECTION. LH ENGINE NOSE COWL ANTI-ICE VALVES ALREADY ON MEL. REPLACED NBR 1 ENGINE EEC, PHMU PRESSURE UNIT, AND W03 WIRE HARNESS. (LP 6943330)