As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT MAIN GEAR DISAGREE WARNING MESSAGE IN FLIGHT. LEFT MAIN NEVER SHOWED DOWN AND LOCKED FLIGHT 5644 CLOSED INTERROGATED PSEU AND FOUND LT MLG DOWNLOCK PROX SENSORS S19 , S34 INDICATING FAR WITH GEAR DOWN/LOCKED. REPLACED LT MLG SIDE STAY ACTUATOR IAW AMM. PERFORMED MULTIPLE GEAR CYCLES WITH NO DEFECTS NOTED . OPS CHECK GOOD. NO LEAKS NOTED.