77020-02410 Fuel Pump Assembly For Toyota Corolla Matrix Pontiac

Common faults of gasoline pump:

The fuel supply of the gasoline pump is insufficient. The fuel supply of the gasoline pump depends on the stroke of the pump membrane. If the stroke is large, the pump volume should be more; However, the amount of fuel pumped by the gasoline pump is bound to be small. The engine consumes more fuel, and the amount of fuel pumped by the gasoline pump is bound to be large. If the engine consumes more fuel, but the actual fuel supply is small, this situation is that the fuel supply of the gasoline pump is insufficient, and the oil level of the carburetor float chamber will decrease, and the engine power will be insufficient.

Fuel Pump Control Circuit Principal3360 The fuel pump has three control circuit modes: ECU controlled fuel pump control circuit, switch controlled fuel pump control circuit, and speed controlled fuel pump control circuit. Consider heat dissipation, sound insulation, air resistance, etc.

At present, the fuel pump is built in the fuel tank, which is mainly used to suck the fuel out of the fuel tank and deliver it to the fuel supply pipe after being pressurized, and establish a certain fuel pressure with the fuel pressure regulator. The fuel pump is actually the fuel pump assembly, which is an integrated assembly.

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