What was found
AFTER ENGINE START, "FMC DISSAGREE" WAS OBSERVED. ACFT GROUNDED. QRH PROCEDURES ACCOMPLISHED. FMC DISAGREE 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 DISSAGREE" WAS OBSERVED. ACFT GROUNDED. QRH PROCEDURES ACCOMPLISHED. FMC DISAGREE MESSAGE NO LONGER DISPLAYED.