What was found
(CAN) PILOT REPORTED THAT AFTER T/O APPROX. 1200` AGL, DURING CLEAN UP OF THE FLIGHT DECK CONFIGURATION, THE NR 2 ENGINE FUEL AUXILIARY PUMP WAS SELECTED OFF. APPROXIMATELY 5 TO 10 SEC. AFTER THE PUMP WAS SELECTED OFF, THE ENGINE BEGAN TO SURGE WITH AN ASSOCIATED FUEL PRESSURE MASTER CAUTION LIGHT BEFORE IT SHUT ITSELF DOWN. THE CREW RETURNED TO THE DEPARTURE AIRPORT WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS ACCOMPLISHED. TROUBLESHOOTING IS ON-GOING.