As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF DURING FLAP RETRACTION, FLAP LIGHT ON MAP WITH DISAGREEMENT ON OUTBOARD PAIR. APPLIED QRH PROCEDURE, NO HELP. RETURNED TO SLC. CLEANED GLYCOL FROM ACTUATOR CANNON PLUGS, REPLACED FLAP CONTROL UNIT AND REPLACED RIGHT OUTBOARD FLAP ROLLERS (4). OPS CHECK GOOD.