As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT SHOWED LE FLAPS IN TRANSIT LIGHT. AMBER ALERT CALLED IN. A FAILED LEADING EDGE (LE) FLAP AND SLAT CONTROL VALVE INHIBITED FULL EXTENTION OF THE LE FLAPS AND SLATS. SUBJECT FAILURE CONSIDERED AN ISOLATED INCIDENTCORRECTIVE ACTION: REPLACED AND TESTED SUBJECT LE FLAP/SLAT CONTROL VALVE PER MAINTENANCE MANUAL (MM) 737-27-81-81 AND TESTED AUTO SLAT & STANDBY PER 737 MM 27-83-00. AND ALL OPS CHECKS NORMAL.FAILURE FINDINGS : TBDMAINTENANCE PROGRAM: ON-CONDITION