As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT LEFT MAIN FUEL PUMP LOW PRESSURE LIGHT ILLUMINATED. GROUNDED - YES. VERIFIED AFT LEFT MAIN FUEL PUMP C/B CLOSED. OPERATED PUMP AFTER RE-FUEL NO DEFECTS NOTED PUMP OPS NORMAL REF FIM 28-22 TASK 803 ETOPS SIGNIFICANT SYSTEM GND VERIFICATION ACCOMPLISHED.