As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED THAT THE RIGHT FUEL QUANTITY INDICATOR SHOWS DASHES WHILE AT ALTITUDE. RESULTS IN TOTAL FUEL QUANTITY ALSO BEING AMBER DASHES. OPERATIONS CONTINUED PER MEL DEFERRAL. THE MAINTENANCE VENDOR TROUBLESHOT AND DETERMINED THAT THE RIGHT NO7 FUEL PROBE WAS DEFECTIVE. A NEW PROBE WAS INSTALLED, OPERATIONS AND LEAK CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.