Technician a Says That to Program EUI Fuel Flow Rates

Technician A says that to program EUI fuel flow rates to an ECM, some engines require a new engine file to be downloaded from the OEM data huB. echnician B says that failure to reprogram the calibration code on injector change-out is unlikely to cause any harm providing the engine runs smooth at idle after start-up. Who is correct?

A) Technician A only
B) Technician B only
C) Both A and B
D) Neither A nor B

Correct Answer:

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