Technician a Says That When EGR Flow Rates Are High

Multiple Choice

Technician A says that when EGR flow rates are high, the result may be excessively high exhaust temperatures. Technician B says that any time exhaust temperatures are excessively high, the cause must relate the breathing circuit downstream from the engine cylinder. Who is correct?

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