As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXIING, AIRCRAFT WOULD NOT PASS FLIGHT CONTROL POSITION TEST. AIRCRAFT RETURNED TO GATE WITH FURTHER INCIDENT. MAINTENANCE PERSONNEL REMOVED AND REPLACED NR 1 FLIGHT CONTROL COMPUTER. PERFORMED RETURN TO SERVICE CHECK. OPS CHECKED NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)