As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL QUANTITY INDICATOR RIGHT WING TANK SHOWED ERRATIC READING INFLIGHT,VARIATIONS OF+/-1000LBS. GROUNDED - YES. PERFORMED OPERATIONAL TEST PER B737-9 AMM 28-41-00-710-801 OPS CHECK GOOD NO FAULTS FOUND. QUANTITY INDICATOR SHOWS CORRECT QUANTITY IN EACH TANK.