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 allowing the ECM to adjust for variations in injection quantity, as both technicians describe.

While Discussing the Steps to Perform When Changing an Injector