Common Rail Diesel Systems Quiz
Authored by Adam Green
Instructional Technology
12th Grade
Used 1+ times
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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the rocker arm in a mechanical unit injection system?
To control the fuel rail pressure
To regulate the air intake
To hit the plunger and inject fuel
To monitor engine temperature
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the acronym 'HEUI' stand for?
Hydraulic Engine Unit Injection
High Efficiency Unit Injection
High Energy Unit Injection
Hydraulic Electric Unit Injection
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of common rail systems over older injection systems?
Lower manufacturing cost
Higher flexibility for power demands and idle capabilities
Simpler design
Lower fuel consumption
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the electronic solenoid in a HEUI system?
To regulate engine temperature
To control the air intake
To actuate the plunger
To monitor fuel quality
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the fuel water separator in a diesel engine?
To increase fuel pressure
To filter air intake
To cool the engine
To separate water from diesel fuel
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the volume control valve in a high-pressure fuel pump?
To monitor engine temperature
To control the total volume of fuel allowed into the pump
To regulate air intake
To control the exhaust system
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of the pressure relief valve in a common rail system?
To prevent overpressure in the fuel system
To regulate engine temperature
To increase fuel efficiency
To monitor fuel quality
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