As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, AILERON LOCK OUT CAME ON APPROACH AT 250 KTS STAYED ON FOR 1.5 MINUTES. T/S AS PER FIM 27 11 00 AILERON LOCK OUT WOULD NOT FAIL ON GROUND MCDP SHOWS NO LAST FLIGHT FAULTS REPLACED LEFT ADC AS PER MM 34 12 01 404.