While discussing the steps to perform when changing an injector in a late-model engine, Technician A says that uploading a fuel injector calibration code helps the engine to run more smoothly. Technician B says that replacing the old code with the one on the new injector enables the ECM to compensate for small variations to injection quantity unique to each injector. Who is correct?
A)Technician A"
B)Technician B"
C)Both A and B
D)Neither A nor B"

Question

Quizplus · Accepted Answer

Uploading a fuel injector calibration code helps the engine run smoothly by ensuring the ECM can adjust for variations in injection quantity, which is what both technicians are describing.

While Discussing the Steps to Perform When Changing an Injector