As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT TOP OF DESCENT, NR 2 THROTTLE STUCK AT FULL FWD POSITION , AUTOTHROTTLES DISCONNECTED, MANAGED TO GET THROTTLE BACK TO IDLE HOWEVER IT WAS STUCK THERE AND WOULD NOT ADVANCE. APPEARED TO FREE UP AT AROUND 14000 FT . FLEW 2 ENG APPROCH. NR 2 TELEFLEX CABLE BETWEEN FRAME 34 AND ENG REMOVED , MOISTURE FOUND AT FRAME 34 CONNECTION. NITROGEN BLOWN THROUGH CABLE. CABLE RE-INSTALLED AND RIGGING CHECKED .