As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERTED DUE TO A FUEL IMBALANCE OF 3500 POUNDS. AN EMERGENCY DECLARED. THE AIRCRAFT LANDED WITHOUT INCIDENT AND REMOVED FROM SERVICE. DETERMINED THAT THE RIGHT FUEL QUANTITY WAS INCORRECT. PERFORMED FIM 28-41-00-810-814, NO FAULTS NOTED. TEST PASSED. FQIS BITE PROCEDURE PASSED.