What was found
DURING TAXI, FMC DISAGREE MESSAGE DISPLAYED. ACFT GROUNDED. FOLLOWED QRH PROCEDURE WHICH CLEARED MESSAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAXI, FMC DISAGREE MESSAGE DISPLAYED. ACFT GROUNDED. FOLLOWED QRH PROCEDURE WHICH CLEARED MESSAGE.