What was found
FMC DISAGREE MESSAGE DISPLAYED ON TAXI OUT. ACFT GROUNDED. WENT OUT AFTER PERFORMING QRH PROCEDURE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FMC DISAGREE MESSAGE DISPLAYED ON TAXI OUT. ACFT GROUNDED. WENT OUT AFTER PERFORMING QRH PROCEDURE.