As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT TOP OF CLIMB, ATTEMPTING TO TRANSFER UPPER AUX FUEL INTO THE MAIN TANKS. HAD 5000 LBS IN UPPER AUX. WHEN UPPER AUX GOT TO 2500 LBS THE PUMPS TURNED AMBER AND TRANSFER STOPPED. NO SUCCESS ON REPEATED ATTEMPTS FUEL FOUND TO BE IN LOWER AUX TANK WHICH IS DEACTIVATED IAW E.O. MD11-2810-62707-A. REMOVED FUEL FROM LOWER AUX TANK. FUEL SYSTEM CONTROL CKS GOOD IAW MM 28-08-01-741-801 AND FQS PER 28-41-00-700-801.