How to clean the fuel injector when it is clogged? How often should the fuel injector be cleaned?

The fuel injector is a very precise device. After a car has been used for a period of time, the fuel injector may become clogged. How to clean a clogged fuel injector? Should it be removed and cleaned or cleaned on the car? How to tell when the fuel injector needs to be cleaned?

How to clean the blocked fuel injector

One is cleaning without disassembly, and the other is cleaning by disassembly. As for which cleaning is better and more effective, it depends on the specific situation. Cleaning the engine fuel injector is very necessary for maintaining your car. Dirty fuel injectors will lead to a series of faults such as increased fuel consumption, insufficient power, and idle jitter. In order to maximize the service life of your car's fuel injectors, you are reminded to go to a large gas station to refuel, because the quality of gasoline directly affects the formation of carbon deposits on the fuel injectors or damage to the fuel injectors.

How often should the fuel injectors be cleaned?

Even if the mileage is small but the car is old, it still needs to be cleaned. Conversely, if the car is young but used frequently, it also needs to be cleaned. The most important thing is to feel whether the changes in the engine's use are abnormal. Once there is a problem, it must be dealt with in time to avoid serious losses. If the gasoline you have been using has absolutely no problems, then the fuel injector can generally be cleaned once every 2 years or 40,000 to 60,000 kilometers. Disassembling it for cleaning is more direct and effective, but the disadvantage is that it is troublesome and easy to damage parts such as rubber rings. Using a drip bottle for cleaning without disassembly is simple and saves money, but the effect is not optimistic.

What should I pay attention to when cleaning the fuel injector?

Before cleaning the fuel injector, you should first look at the vehicle's usage. If the car is burning oil, the fuel injector should be cleaned more frequently. The fuel injector for direct injection should be cleaned secondly. If you often drive in places with poor environment or mainly use the car in the city and often encounter traffic jams, you should clean the fuel injector appropriately. If the frequency of use is not very high and no abnormality is found while driving, there is no need to clean it.

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Even if the fuel nozzle is never cleaned, it is unlikely that it will be completely blocked, but it is true that it will cause poor atomization. Poor atomization will cause the gasoline molecules to not mix with the air and burn evenly, which will directly lead to poor working conditions and poor emissions. It's like the shower head in your home. When it's new, the water column it sprays out is thin and even, but after using it for a while, especially in the north where water is hard, the thin water column it sprays out begins to get blocked or crooked, resulting in the water flow not being as direct and powerful as before. The same is true for the fuel injector.