As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO DEN DUR TO THE FLIGHT CREW REPORTING THAT DURING CRUISE A FUEL ACT TRANSFER FAULT DISPLAYED WITH 4460 LBS OF FUEL IN ACT 1. THE AIRCRAFT LANDED SAFELY AT DEN WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED AIR SHUTOFF VALVE PER AMM 28-28-36.