As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE EN ROUTE TO EWR FROM CGN AT FL 350 .84M APPROXIMATELY 5 HOURS INTO FLIGHT, THE NR 2 FUEL FLOW CIRCUIT BREAKER POPPED ACCOMPANIED BY AN ACRID BURNING SMELL FROM THE P6 PANEL. CREW ELECTED NOT TO RESET. FUEL FLOW MODULE REMOVED AND REPLACED IAW M/M 73-31-02.