What was found
AFTER ENGINE START & BEFORE TAXI, FMC DISAGREE LIGHT CAME ON. ACFT GROUNDED. PERFORMED QRH PROCEDURES, LIGHT WENT OUT. OPS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER ENGINE START & BEFORE TAXI, FMC DISAGREE LIGHT CAME ON. ACFT GROUNDED. PERFORMED QRH PROCEDURES, LIGHT WENT OUT. OPS NORMAL.