Ways to Determine if the Fuel Injector is Bad or Not

If you own a car, you must be familiar with fuel injection though a lot of people who drives their own car doesn’t know and fully understand how it works and what it is all about. This article will help you understand what is a fuel injector and how to determine a bad fuel injector in your car which can actually cause the engine to idle in a roughly manner and will also contribute to increase fuel consumption.

Bad fuel injector can also contribute to the performance problem of the car later on in life. In a lot of cases, tracing a bad fuel injector can be done through the nozzle of and through a failed coil. Using the right type of tools, you will be able to know how to properly check bad fuel injector and how to change it accordingly. Here are some helpful tips that you can use:

First thing that you need to do is to park your vehicle in an open area. Open the hood and lift the hand brake.
Next is to set the transmission in neutral level and then start the engine. Make sure that the car is parked well and the hand brake is well.
Now put on a stethoscope meant for mechanical purposes and then check the suspected fuel injector that is malfunctioning. You can do that by placing the tip of the tool against the body of the fuel injector. There should be clicks as soon as the injector valve opened up and then closes. If there is no clicking sound the injector may be bad or not in getting a power.
You have to turn off the engine and then unplug the electrical connector on the suspected injector that you have. You need to set the digital ohmmeter to a very low range on the ohm scale. Now you need to turn on the meter and then investigate both contacts that you have on the electrical connections. If there is any meter problem. There will be a blank screen that will appear on the meter.
Connect the nod light on and if it doesn’t flash at all, you need to check the circuit and component that enables the power feed to that injector.
Turn off the engine and then plug the harness connector. You can close the hood after that.
Determining bad fuel injector is not a big problem if you know how to determine if it’s bad or not.

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