As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, THE LEFT HAND ENGINE TORQUE WAS FLUCUATING AND FLIGHT 2434 RETURNED TO DAY. MAINTENEANCE INSPECTED AND FOUND A P-3 LINE FITTING LOOSE THEN TIGHTENED THE FITTING IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.