What was found
AFTER ENGINE START, FMC DISAGREE MESSAGE APPEARED IN SCRATCHPAD. ACFT GROUNDED. PERFORMED QRH RESET PROCEDURE. DISAGREE MESSAGE CLEARED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENGINE START, FMC DISAGREE MESSAGE APPEARED IN SCRATCHPAD. ACFT GROUNDED. PERFORMED QRH RESET PROCEDURE. DISAGREE MESSAGE CLEARED.