As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) (AIRCRAFT XIAN MA60) DURING T/O, THE PILOT NOTICED TORQUE FLUCTUATIONS BETWEEN 90 PERCENT TO 80 PERCENT. PULLED BACK THE POWER LEVER AND ABORTED T/O. POST EVENT TROUBLESHOOTING REVEALED LOOSE CONNECTORS AND LED TO THE REPLACEMENT OF THE ELECTRONIC ENGINE CONTROL.