As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - FLT 4381 - DURING CLIMB NR 2 ENGINE TORQUE FLUCTUATED BETWEEN 70 AND 100 PERCENT AT ONE POINT. THE TORQUE DROPPED TO ZERO THEN THE ENGINE RELIT, PROP SYNC WAS TURNED OFF WITH NO EFFECT. AIRCRAFT RETURNED TO ORD WITHOUT FURTHER INCIDENT. RAI'D NR 2 ENGINE. EEC OPS CHECK GOOD ON FCF. AIRCRAFT WAS RETURNED TO SERVICE. (M)