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After removing the vacuum hose from the fuel-pressure regulator, you see gasoline has dripped out of...

After removing the vacuum hose from the fuel-pressure regulator, you see gasoline has dripped out of the hose. Technician A says that the fuel pressure regulator is defective. Technician B says that one or more of the injectors muy be defective, causing the fuel to get into the hose. Who is correct
A. Technician B
B. Neither Technician A nor B
C. Technician A
D. Both Technicians A and B
engineering   Mechanical-Engineering   
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Answer #1

Answer:

Option(C).

Reason:

In general port-fuel-injected engines uses vacuum hose. This engine is connected to the fuel pressure regulator. Pressure of fuel increases when vacuum hose is separated from the regulator. So if vacuum hose consists of gasoline, There will be regulator leakage. So we need to replace it. Hence from given statements Technician-A is correct, Which is option(C).

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