As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AUTOTHROTTLE DISCONNECTED AND THE NR 1 ENGINE AUTO SHUTDOWN ON FINAL APPROACH TO IAH. NO RESTART WAS ATTEMPTED. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT. MAINTENANCE FOUND CANNON PLUG D05162P SHORTED WHICH CAUSED THE NR 1 ENGINE FUEL S/O VALVE TO POWER CLOSED. THE FUEL S/O MOTOR WAS ALSO SHORTED. THE FUEL S/O VALVE WAS REPLACED IAW MM 28-22-11. THE D05162P AND D05162J CANNON PLUGS WERE REMOVED AND REPLACED IAW STANDARD PRACTICES WIRING MANUAL 20-00-01. ALL OPERATIONAL CHECKS WERE GOOD.