As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FMC FAIL ON FO'S SIDE APPROX 5 HRS INTO FLIGHT. RESOLVED AFTER 2 MINUTES. GROUNDED - YES. PERFORMED FMC RH BITE IAW B737-800 FIM 34-61 TASK 801. ALL SENSOR TEST CHECKS NORMAL, UNABLE TO DUPLICATE FAULT, NO OTHER FAULTS NOTED AT THIS TIME.