As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENROUTE THE FIRST OFFICER NOTICED ''SOMETHING WET'' ON THE RT WING. RT FUEL GAUGE SHOWED AN IMBALANCE AND INCREASING. RETURNED TO DEN. ON SHORT FINAL THE FUEL GAUGE BECAME ERRATIC. CHECKED FUEL GAUGE WITH FUEL TANK STICKS. NO DEFECTS NOTED. OPS CHECK GOOD. NO LEAKS FOUND.