Technician A says that EGR systems monitor engine speed and load conditions to meter the correct amount of exhaust gas into the engine intake. Technician B says that during idle, cold weather, or engine operation, maximum EGR flow usually takes place. Who is right?
A)A only"
B)B only"
C)Both A and B
D)Neither A nor B"

Question

Quizplus · Accepted Answer

Technician A is correct because EGR systems do monitor engine speed and load to determine the appropriate amount of exhaust gas recirculation. Technician B is incorrect because maximum EGR flow does not occur during idle, cold weather, or engine operation; in fact, EGR is typically reduced or disabled during these conditions.

Technician a Says That EGR Systems Monitor Engine Speed and Load