As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AND IN CLIMB THE CREW REPORTED FLAP/SLATS ASSYMETRY. DISCUSSIONS WITH MX TO RECTIFY THE PROBLEM WERE UNSUCCESSFUL AND THE FLIGHT RETURNED TO DEPARTURE, APPROX 25,000K OVERWEIGHT FSEU LAST LEG CODES 27-81021 & 27-81042. PSEU BIT FAULTS NR 10 & S302. FIM 27-81-00 BOX 20 CALLS FOR PSEU & S302 SENSOR REPLACEMENT. PSEU REPLACED IAW AMM 32-09-04. S302 REPLACED IAW AMM 27-88-01. CK SERV.