As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT ENGINE SPEED CARD STS MSG. R & R RT ENGINE N2 SPEED CARD OFF PN 285T0458-303, SN D04761. OPS CHECK NORMAL IAW AMM 73-21-54. MSG CLEARED. 28JAN21 LOG PG 1271503 ITM 5 MIA; R & R RIGHT ENGINE N2 SPEED SENSOR. OPS CHECK NORMAL IAW AMM 77-12-02. PERFORMED ENGINE RUN IAW AMM 77-12-02. PERFORMED ENGINE RUN UP. OPS CHECK NORMAL. NO DEFECTS OR FAULTS NOTED IAW AMM 71-00-00.