As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON SERVICE CHECK FOUND LOWER RUDDER DEFLECTED TO THE LEFT WITH ZERO INPUT, A SYSTEM PRESSURIZED. FURTHER TROUBLE SHOOTING REVEALED LOWER RUDDER PCU BYPASSING. LOWER RUDDER PCU REPLACED AND INSTALLATION LEAK, FUNCTION INSPECTED SERVICEABLE IN ACCORDANCE WITH MM 27-20-141.