What was found
(CAN) ON DECENT, NR 2 ENG CONTROL FAULT APPEARED FOLLOWED BY A VIBRATION & TLA REDUCTION BY THE PILOT. NO RESPONSE IN MANUAL MODE. THE ENG WAS SHUT DOWN BY CREW & THEY DIVERTED. AWAITING FEEDBACK FROM THE OPERATOR. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE & PROVIDE INFORMATION THROUGH SUBSEQUENT SERVICE DIFFICULTY REVIEW MEETING & SUPPORTING DOCUMENTS OR OTHER AGREED UPON COMMUNICATIONS.