As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE THRUST REVERSER FAULT ON LANDING ROLLOUT. ACCOMPLISHED OPERATIONAL TEST WITH NO FAULTS FOUND. ON THE NEXT DAY, 3/18/12, AIRCRAFT EXPERIENCED THE SAME FAULT - THRUST REVERSER WAS DEACTIVATED AND PLACED ON MEL. MAINTENANCE TROUBLESHOT - REMOVED AND REPLACED PROXIMITY SENSOR 4006KS IAW AIRBUS MAINTENANCE MANUAL 78-31-15.