As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTO THROTTLE ON NR 2 ENGINE WILL NOT MAINTAIN POSITION. MOVES FWD & AFT APX.1 INCH WHEN N1 IS STABLE; CLIMB, CRUISE, T/O. PERFORMED BITE CHECK ON CMC AUTO THROTTLE CHECK OF PLA & INFLIGHT FAULTS. SHOWS N1 (BLOOM) FAULT. A/C RELEASED UNDER MEL 22-4, CONT. #0303002. PLACARDS INSTALLED ON AUTO THROTTLE SYSTEM. 3/7/03. REMOVED & REPLACED NR 2 ENGINE MEC IAW 737-300 MM 73-21-01. THIS CLEARS MEL 22-4 CONT. NO. 0303002.