As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT THE NO3 ENGINE FUEL FLOW INDICATES ZERO, THE MAINTENANCE VENDOR TROUBLESHOT AND DETERMINED AN DEFECTIVE FUEL FLOW TRANSMITTER. THE DEFECTIVE TRANSMITTER WAS REMOVED AND A REPAIRED UNIT WAS INSTALLED. OPS CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.