After replacing a set of E3 injectors in a Mack MP8 engine, the engine rhythmically hunts after being started. Technician A says that a new set of calibration codes should be downloaded and flashed to the EECU. Technician B says that the calibration codes are inscribed on the E3 injector and should be reprogrammed to the EECU.  Who is correct?  

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


Answer: B

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What will be an ideal response?

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