What was found
AFTER ENGINE START, FMC DISAGREE DISPLAYED ON SCRATCHPAD. ACFT GROUNDED. FOLLOWED QRH, MESSAGE NO LONGER DISPLAYED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENGINE START, FMC DISAGREE DISPLAYED ON SCRATCHPAD. ACFT GROUNDED. FOLLOWED QRH, MESSAGE NO LONGER DISPLAYED.