As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, LEFT ENG EPR FLUCTUATES +- .01 AT CONSTANT THRUST SETTING. N1 FLUCTUATES +- 0.2 OVER A PERIOD OF APPROX 1.5 SEC. PREV ITEM #35 (EPCS P5 FLUXES +- 0.1).//T/S PER FIM 77-11-00 PERFORMED TEST 14 PER MM 71-00-00-795. CLEANED AND CLEARED ALL PT2 LINES. RUN ENG AT GATE NO FLUX ON EPR OR N1 ALSO CLEANED PT2/TT2 PROBE AND PT 4.95 PROBE.