400411-00102 Fuel Tank Filter 07056-18425 22U-04-21231

Applications:

Professional 400411-00102 Fuel Tank Filter 07056-18425 22U-04-21231

Q: Is fuel tank filter necessary for gasoline vehicles?

Gasoline vehicles must be equipped with a fuel filter (often referred to as a gasoline fuel filter), but whether the "fuel tank filter" needs to be replaced separately depends on the design: most modern cars consider the primary filter integrated with the fuel pump as a maintenance free component.  Do not require separate replacement, only regular replacement of the main fuel filter.

• Structural differentiation: The system usually consists of two parts - the primary filter screen (suction port protective cover) inside the fuel tank and the main fuel filter in the pipeline.

• Fuel tank filter ( Primary filter screen ): located at the fuel pump suction port, it intercepts large particle impurities and is usually not replaced separately unless the oil pump is inspected for damage during disassembly and maintenance. Main fuel filter: connected in series in the oil circuit (external chassis or internal fuel tank), responsible for fine filtration, must be replaced periodically, otherwise it may cause insufficient fuel supply, decreased power, or clogged fuel injectors.

• Maintenance difference: The primary filter screen is mostly designed with the oil pump assembly to be maintenance free for life (unless there is a blockage fault); The main filter needs to be replaced regularly (external 20000 to 40000 kilometers, internal 60000 to 100000 kilometers).

Q: What are the signs of a clogged fuel tank filter?

The core signs of clogged filters in the fuel tank (usually referring to the coarse filter or built-in filter element in the fuel pump assembly) are power attenuation caused by insufficient fuel supply, unstable idle, and difficulty starting.

• Weak and sluggish acceleration: When the accelerator is deeply pressed, the power response is delayed, and when climbing or overtaking, the feeling of "insufficient force" and slow speed increase.
• Easy to stall: The engine suddenly stalls due to intermittent fuel supply during idle or gear shifting, and in severe cases, the car cannot be started when cold.

• Idle shaking: Unstable fuel supply pressure causes an imbalance in air-fuel ratio, resulting in significant engine shaking or fluctuating engine speed during parking and waiting.
• Abnormal increase in fuel consumption: Due to insufficient combustion and high load operation of the fuel pump, the fuel consumption per 100 kilometers has increased abnormally.
• High load abnormal noise/jerking: During heavy load or high-speed cruising, the engine emits a dull "jerking" sound or intermittent jerking.

The filters inside the fuel tank are mostly coarse filters, mainly used to intercept large particulate impurities; If it becomes clogged, the symptoms are often more sudden and severe than those of an external fine filter. The above symptoms first appear under high load conditions such as climbing, full load, and rapid acceleration, as the engine has the highest demand for fuel flow and pressure at this time. If the working noise of the fuel pump increases (buzzing sound intensifies) at the same time, it further proves that the filter blockage caused the pump body to overload.

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For more information on 400411-00102 Fuel Tank Filter 07056-18425 22U-04-21231 or to place an order, contact us today. Our team is ready to provide you with the fuel filtration solutions you need to keep your agricultural machinery operating at peak efficiency.

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