As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LE SLAT ASSY EICAS MESSAGE AND LEADING EDGE LIGHT DID BITE CK ON PROX BOX CHECKED FSEC CHECKED AIR GAP ON NR 12 SLAT ALL OK. FOUND NR 12 SLAT CHETTERING LUBED SLAT GRD OPS NML NO FAULTS LOGGED NOTE: CHECKED SENSORS GAP FULL UP ALL OK AT 20 DEGREES FLAP SENSORS ALL CHECKED NML AND FULL DN NML.