As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"AIL LOCK" LIGHT WITH ASSOCIATED "AILERON LOCKOUT" EICAS ADVISORY LEVEL MESSAGE DISPLAYED DURING HIGH SPEED FLIGHT. CONFIRMED RT AILERON LOCKOUT ACTUATOR BAD. REPLACED PER MM27-11-44. FINAL CHECK GOOD. RETURN AC TO SERVICE. DAMAGED ACTUATOR MOTOR. SUSPECT VIBRATION & NUMBER OF CYCLES.