As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: ON A FLEX TAKEOFF, FLEX DID NOT INDICATE ON FLIGHT MODE ANNUNCIATOR FLEX COLUMN. TAKEOFF WAS REJECTED AT LESS THAN 40 KNOTS. FOUND FLIGHT MANAGEMENT AND GUIDANCE COMPUTER #1 FAULT ON POST FLIGHT. ACCOMPLISHED AUTOMATIC FLIGHT SYSTEM TEST PER AMM 22-96-00. ALL TESTS PASSED. NO FAULTS.