Technician A says that exhaust backpressure is built up in the exhaust manifold before entering the turbocharger. Technician B says that an EGR flow control valve diverts intake air into the intake manifold. Who is right?
A)A only"
B)B only"
C)Both A and B
D)Neither A nor B"

Question

Quizplus · Accepted Answer

Exhaust backpressure is indeed built up in the exhaust manifold before entering the turbocharger. Technician B is incorrect because the EGR flow control valve diverts exhaust gases, not intake air, into the intake manifold.

Technician a Says That Exhaust Backpressure Is Built Up in the Exhaust