As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
T/E FLAP DISAGREE ON FINAL WITH 15 FLAPS. SUGGEST CK ALL T/E FLAP ROTARY ACTUATORS FOR TRIPS. ROTARY ACTUATORS OK. BITE CHECK FSEU NO FAULTS. OPERATED FLAPS THROUGH FULL CYCLES AND OPS NORMAL. FLAP DISAGREE WAS TROUBLESHOT TO THE M548 MODULE FOR THE OTBD SLAT POWER DRIVE UNIT OTBD SLAT POSITION TRANSMITTER. NEED TO ACCOMPLISH REPLACEMENT OF SLAT RVDT SENSOR. REPLACED M548 RVDT. OPS CK GOOD. NO RELATED MSGS. FSEU BITE CLEAN.