As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND LT WING APPU FLAP POSITION PICK OFF UNIT ASYMMETRY OUT OF RIG. ZERO MARK TO DRIVE SHAFT MARK AT FLAPS FULL UP. DRIVING GEAR ZERO MARK DOES NOT LINE UP WITH FIXED POINTER BY ABOUT ONE DRIVE SHAFT SPLINE. REPLACED LT WING APPU. OPS TEST OF THE FLAP SYS. SFCC-1&2 PPU DATA DEG LT & RT APPU & FPPU SAME. CHECKED THAT ALL SYNCHRO ANGLES WITHIN LIMITS IAW MM AFTER LT APPU WAS REPLACED. NO FAULTS ON ECAM.