The Northstar "engine metal overtemp mode" is being discussed. Technician A says the PCM disables the fuel injectors to disable the cylinders. Technician B says the PCM disables one bank of cylinders when the engine temperature reaches 270 degrees F. Who is correct?
A)Technician A only
B)Technician B only
C)Both A and B
D)Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because the PCM disables the fuel injectors to disable the cylinders in the Northstar engine's metal overtemp mode. Technician B is incorrect as the PCM does not disable one bank of cylinders at 270 degrees F.

The Northstar "Engine Metal Overtemp Mode" Is Being Discussed