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What is the role of the high-pressure pump in a common rail fuel system?

A. To filter the fuel before it reaches the injectors
B. To regulate fuel pressure to the injectors
C. To deliver fuel at high pressure to the injectors
D. To return unused fuel to the tank

Answer :

Final answer:

The role of the high-pressure pump in a common rail fuel system is to deliver fuel at high pressure to the injectors.

Explanation:

The role of the high-pressure pump in a common rail fuel system is to deliver fuel at high pressure to the injectors. This pump is responsible for generating the high pressure required for the fuel to be effectively atomized and injected into the combustion chamber of an engine. The high-pressure pump ensures that the fuel is delivered accurately and efficiently to optimize engine performance and fuel consumption.

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