What was found
POSSIBLE FUEL LEAK OR BROKEN GAUGE. FLIGHT DIVERTED TO DEN. DISCREPANCY BETWEEN CALCULATED AND TOTALIZER FUEL READINGS, ALSO FUEL IMBALANCE. *S/D* THE FUEL DISCREPANCY RESULTED IN A D1 AND D4 FAULT ON THE FQIS PROCESSOR INDICATING LEFT MAIN TANK DENSITOMETER FAULTS. THE DENSITOMETER CONNECTOR WAS FOUND TO HAVE SURFACE CORROSION ON THE CONTACTS. AFTER CLEANING THE CONTACTS A SYSTEM TEST SHOWED THAT THE FAULTS WERE CLEARED. SYSTEM OPERATION HAS BEEN NORMAL TO DATE.