Does a fuel pump on a motor convey fuel to the engine adjectives the time or lately when you first start the vehicle?

Or more generally, how does a fuel pump function?

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Answers:    It runs the complete time the engine runs and uses a regulator to send fuel vertebrae to gas tank that the engine does not inevitability.

Ok so I needed a vehicle to...


If it didn't pump all the time how would your saloon run? it has to maintain a certain fuel PSI.

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