camshaft driven unit injectors or yet other types of fuel systems known to those skilled in the art and suggested by this disclosure controller 52 is also connected with battery 72 which in the case of a locomotive may be either a traction battery or other type of battery such as a starting battery or control system battery engine 10 powers alternator 64 in the present example such as would be the case where engine 10 is installed in a diesel electric locomotive alternator 64 has a number of loads 68 attached thereto which may include traction motors dynamic brake grids or other devices fig2 also shows turbocharger 22 and a number of sensors 56 which measure a variety of operating parameters such as turbo speed engine airflow engine fuel delivery and other parameters known to those skilled in the art and suggested by this disclosure fig3 illustrates a method configured according to an embodiment of the present invention beginning at block 100 with a start command the method moves to block 102 wherein the fueling rate of the engine 10 is determined fuel rate may be obtained from fuel system 60 which normally includes at least one fuel injector for furnishing fuel to the engine more probably a separate fuel injector will be employed for each.