Which type of EGR system is used by the majority of automotive diesel engines?
A)Externally cooled EGR.
B)Internally cooled EGR.
C)Cooled, low-pressure EGR.
D)Cooled, high-pressure EGR.

Question

Quizplus · Accepted Answer

Cooled, high-pressure EGR systems are commonly used in automotive diesel engines because they effectively reduce NOx emissions by recirculating a portion of the exhaust gases back into the intake manifold at high pressure, which helps in lowering combustion temperatures.

Which Type of EGR System Is Used by the Majority