
Air Injection Systems Quiz
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12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the air injection system force into the exhaust manifold?
Fuel
Water
Air
Oil
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What helps the CAT to reach its optimum operating temperature?
Fuel injection
Water injection
Air injection
Oil injection
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the air pump driven?
By the fuel system
By the water system
By the engine or an electric motor
By the oil system
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where does air exit the pump?
Through a side port
Through a bottom port
Through a tangential outlet port
Through a top port
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of the air injection system?
To inject fuel into the exhaust manifold
To inject water into the exhaust manifold
To inject air into the exhaust manifold
To inject oil into the exhaust manifold
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the diverter valve?
To increase engine speed
To prevent air from being injected when the vehicle is decelerating
To inject fuel into the engine
To control the temperature of the engine
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when the vehicle is accelerating or cruising in terms of vacuum?
High vacuum allows air to flow from the pump to the exhaust manifold
Low vacuum allows air to flow from the pump to the exhaust manifold
High vacuum dumps air into the atmosphere
Low vacuum dumps air into the atmosphere
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