As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AT APPROXIMATELY 6000 FT DESCENDING THE CREW NOTICED A FLAP/SLAT FAILURE MESSAGE. THEY DECLARED A PAN MSG WITH ATC AND LANDED WITHOUT INCIDENT. REPLACED RT WING OTBD SKEW SENSORS S2/S3 AND S3/S4 IAW AMM 27-83-01/401 RT WING SLAT DRIVE TORQUE TUBE S2 REMOVED AND REINSTALLED AND SLAT DRIVE SYS MECH RIG CARRIED OUT IAW AMM 27-80-00-820-801A.