High pressure injection fuel pump euro4 E4&euro5 E5 Rongmao China Scooter | La Souris | Senzo | TYM | Riya | Fast
Fuel pump operation:
The electric fuel pump supplies fuel from the tank to the injector. The pressure is adjusted by a fuel pressure regulator.
The fuel pressure is adjusted to a pressure 2,5 bar higher than the compressed air, so that the fuel can be injected directly into the cylinder. The fuel pump will run for 5 seconds when the ignition is turned on to pressurize the system.
Sound of the noise coming from the fuel tank
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