As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM: NR 2 ENGINE PARAMETERS ARE ERRATIC DURING CRUISE AS NI & EGT & N2 & FUEL FLOW FLUCTUATE DURING SMALL VIBRATIONS IN CRUISE +- .6% N1 & FF +-.3. IN REF TO LP 235894 ITEM 17. REMOVED & REPLACED NR 2 ENGINE, OPS CHECK OK IAW AMM 71-00-00.