As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AIRCRAFT TOOK OFF WITH NORMAL POWER. SHORTLY AFTER TAKEOFF NR 1 ENG TORQUE ROLLED BACK TO 45-50 PERCENT, ECU MANUAL ON OR OFF NO CHANGE. AIRCRAFT CONTINUED TO DESTINATION FOR NORMAL LANDING. MAINTENANCE INSPECTION FOUND `P3` LINE FAILED/BROKEN AT END OF SLEEVE BY `B` NUT. LINE REPLACED. AIRCRAFT GROUND RUN SERVICEABLE. AIRCRAFT RETURNED TO SERVICE.