As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 3416 - ON CLIMB-OUT FROM DTW, THE LEFT ENGINES TORQUE INDICATION BEGAN TO FLUCTUATE AND THEN FAILED. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE NR 1 TORQUE SIGNAL CONDITIONER. ALL SYSTEMS OPERATED SATISFACTORILY. (M)