As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
1 HOUR INTO FLT THE NR 1 FUEL TANK READ 950 LBS LESS THAN NR 2 TANK. NR 1 BURN 4.85 NR 2 BURN 4.68. GROUNDED - YES. REMOVED AND REPLACED FQIS PROCESSOR IAW AMM 28-41-81. 3 BREAKERS PULLED AND RESET. OPS CKS GOOD IAW AMM 28-41-00-710-801.