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Fuel Injector Tester – What is That? How to Buy?

In automobile engines, the fuel injectors are very important parts that we use. They are responsible for the injection of fuel inside the engine cylinders. The proper working of the fuel injection is tested with the fuel injection tester applications in general. Here you can find detailed information about these testers and you can learn how to buy the proper application for yourself.

What is Fuel Injector Tester?

The fuel injector tester systems are used to test the working of the fuel injectors in car engines. Fuel injectors provide fuel inside the engine cylinders. And they are doing it by providing a specific amount and specific pattern of injections. For the optimum working schedule, it is very important to the ideal working of the fuel injectors.

After maintenance, adjustment, or replacement of the fuel injectors, we use the fuel injector tester applications to test the injectors. And see if there is a problem with the injectors.

The injectors generally work with the commands coming from the ECU system of the car. With the testers, we measure the total time of the injection system response to these commands.

Also, we measure the flow rate. The flow rate must be in a specific range to catch the optimum fuel consumption and optimum fuel system for a car. So, it is very important to know the general applications.

The spray pattern is also a very important thing that we measure. In which form the fuel comes inside the engine cylinders? We need to make this consideration well to catch the optimum form of the fuel injection system.

Types of Testers

In the market, there are different types of fuel injector tester systems are available. According to your needs and considerations, you can choose the best application.

  • Handheld systems: They are the basic and common systems that you can find in the market. They are basic devices that you connect with the fuel injector and measure the flow rate, response time, and other parameters related to the fuel injector.
  • Bench testers: They are much more professional applications that you can find in complex garages and workshops. You can connect multiple fuel injector systems at the same time. And also you can view much more details about the fuel injectors such as pressure and leakage.
  • Electronic applications: This one is one of the most expensive solutions. They are working as an ECU system, and once you connect this system to a fuel injection system, it can make a much more complex performance analysis of the fuel injectors by sending different signals.

So, according to your needs, you can choose one of these applications that can be suitable for you.

Important Considerations to Buy Fuel Injector Tester Systems

Also, if you make these considerations well, choosing the best tester system will be very easy for you. There are different systems are available in the market and choosing the correct one generally depends on these factors.

  • Type: As you see above, there are different types of applications. These different types can make different tests and applications. So, according to your needs, you need to choose the correct type of fuel injector tester. For example, if you need to test the fuel injectors of a high-performance engine, you need to choose the electronic or bench applications.
  • Features: Check the features that the fuel injector tester system provides for you. If you do not need these extra features, you do not need to pay extra money for them.
  • Price: Check the different prices from the different markets in general. Check the different online stores. And if you thinking about buying a complex testing system, take orders from different manufacturers and suppliers. You can choose the best application with this method.
  • Brand and quality: Do not forget to check the customer and user reviews in online stores. And decide to buy the products that have good feedback from the users. So, it will be much easier for you to choose the best application. And also the scope of the warranty and warranty period is a very important quality notification.

Usage Tips for Fuel Injector Testers

We can give some tips about the usage of handheld fuel injector tester applications. To make these tests, you need to have a basic amount of car mechanics experience and knowledge. If not, bringing your car to a professional will solve your problems.

  • First of all, you need to find the location of the fuel injector that you want to test it. They are generally located near the engine block and they are connected with cables.
  • You need to disconnect the wire connector of the fuel injector that you want to test.
  • To these injector terminals, you need to connect the two leads of the tester. Be sure that you connected the terminals correctly.
  • Open the tester and choose the correct setting for the type of injector that you are testing.
  • You can start the test and it will show the important parameters such as response time, flow rate, and other important parameters.
  • Analyze the results. If the results are not in the intended range, you need to replace the injector or clean the injector.
  • Disconnect the device and connect the wire connections of the injector.

Different Fuel Injector Testers to Buy

Here we can give you some recommendations to make you understand the general products in the market. And we explain the general features and their pros and cons to give you an idea about the generally available products in the market. We do not promote any of these brands, we just recommend the general applications that are common in the market.

ALLOSUN EM276SET Fuel Injector Tester & Adapter DIY Cleaning Tool Kit Set

ALLOSUN EM276SET Fuel Injector Tester & Adapter DIY Cleaning Tool Kit Set

In some sets like this one, there is a basic handheld fuel injector tester application and DIY cleaning sets. You can both test the fuel injector of your car and test it.

  • You can test the fuel delivery performance with this tester.
  • Also, you can test the fuel pressure supply with the tested fuel injector system.
  • Large displays and pulsing LEDs make it very easy to read the results.
  • You can only use gasoline engines.
  • You can power it with a 12V vehicle battery.
Pros
– Easy to use.
– Compact application.
Cons
– Not usable with diesel engine injectors.

Acymner Fuel Injector Pump Pressure Gauge Tester Kit

Acymner Fuel Injector Pump Pressure Gauge Tester Kit

Manual gauge tester kits are also available in the market. They are very useful systems that we use in different kinds of applications.

  • The system comes inside a sturdy box that makes it useful for such applications.
  • You can read the pressure scale of the fuel injectors between 0-140 psi or up to 10 bar.
  • You can use them in a wide range of applications.
  • Inside the package; 1x 3-1/2″ big dial pressure gauge, 1x 15″L long hose with 1/4″ Female brass parts, 1x 8″L short hose with 1/4″ Male x M6 brass parts, 1x T type parts, 13x Brass parts, 1x Hose (1/4″ x 3-1/2″L), 1x Hose (3/8″ x 3-1/2″L), 2x Hose clamps.
Pros
– Detailed professional application.
– Pressure measurement available.
– High-quality material.
Cons
– Not electronic readings.

As you see above, these are the two common types of fuel injector tester applications that you can generally find in the market. Also, you can check the other applications if you want to see the other systems and assess the general features.

Conclusion

So, they can seem complex applications to general people. But there are generally a few things to consider if you need to buy one of these applications. And we explained them in general. You know the general points to consider and the general types of products that you can find in the market.

Do not forget to leave your comments and questions about the fuel injector tester applications.

Check the other articles about the fuel systems of cars;

Fuel Filter Wrench – Different Models

Fuel Tank Strap – Questions and Answers

Hasan AYTAÇ

Hello, I am Hasan, I am one of the owners of the Fmechanic. We built this website with one of my best friends to share our knowledge and experience in the engineering and mechanic areas. I am a certified mechanist and I have 4 years of experience with power and manufacturing tools. Writing about these topics and contacting people around these topics is a great joy for me.

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