As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 MAIN TANK FUEL QUANTITY INDICATING SYSTEM FAILED A SYSTEM TEST IAW AMM 28-41-00-730-801. ACFT GROUNDED. REMOVED AND REPLACED THE FUEL QUANTITY PROBES NR F8 & F9 IAW AMM 28-41-21-400-801. ACCOMPLISHED FQIS SYSTEM TEST IAW AMM 28-41-00-730-801. OPS CHECKED GOOD.