As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE MAKING A APPROACH TO THE AIRPORT FOR LANDING, THE PILOT ADDED POWER WITH NO ENGINE RESPONSE. THE THROTTLE CABLE DISCONNECTED FROM THE ENGINE CONTROL ARM DUE TO THE THROTTLE ATTACHING BOLT MISSING ALONG WITH THE WASHER, NUT AND COTTER PIN. THROTTLE WORKED FIND WHEN MOVED FROM THE COCKPIT. AIRCRAFT HAD THE ENGINE REMOVED APRIL 04 FOR METAL CONTAMINATION AND REINSTALLED.