As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER TANK FUEL QTY INDICATION FLUCTUATED BETWEEN 1100 LBS AND 30800 LBS OVER APPROX 1.5 HRS. VERIFIED CENTER TANK FUEL LOAD USING DRIPSTICKS, CTR TANK FUEL QTY PLACED ON MEL 2841A. PROCESSOR PREVIOUSLY REPLACED AND FUEL TANK EXTERNAL WIRING CHECKED WERE FOUND GOOD. REPLACE LT AND RT AUX FUEL TANK WIRING HARNESSES. REPLACED AUX (CTR) FUEL TANK LT & RT QTY PROBE HARNESS.