Chapter 71 Review

Front

What is the primary function of the intake system in an engine?

Back

To ensure that clean air is supplied to the engine

Front

Which of the following components is NOT part of the automotive intake system? Intake manifold, Throttle body, Exhaust manifold, Air cleaner assembly

Back

Exhaust manifold

Front

What helps vaporize the atomized fuel in the intake system? Options: High pressure, Low pressure, Heat, Both B and C

Back

Both Low pressure and Heat

Front

What is the function of the throttle position sensor?

Back

To provide throttle position information to the powertrain control module (PCM)

Front

What material is typically used to manufacture air cleaner assemblies?

Back

Plastic

Front

What is one function of the air cleaner assembly?

Back

It muffles the noise of the intake pulses and the incoming air.

Front

Where is the airflow sensor located in electronically fuel-injected systems?

Back

Between the air cleaner and the throttle body.

Front

What does a filter service indicator in heavy-duty diesel and gasoline engines identify?

Back

Whether the filter needs to be serviced.

Front

What is the purpose of the cyclone type pre-cleaner in heavy-duty air cleaners?

Back

To give the incoming air a swirling motion.

Front

What is the long-life filtration system designed to do?

Back

Last 150,000 miles or more.