More and more motorists are trying to maintain their cars by themselves. This results in considerable cost savings because modern cars involve more and more routine service and are done up of more and more technical components that result in new breakdowns or inconveniences. One of the problems that affects more and more Toyota Yaris owners is a clogged air flow meter, which will result in a loss of power and black exhaust fumes. In this article we are going to examine how to clean the mass air flow sensor of your Toyota Yaris? . First, we will show you how your mass airflow sensor operates and its value, second, why it may be relevant to clean this sensor , and finally, how to clean the mass air flow sensor of a Toyota Yaris .

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Utility and action of the mass air flow meter of a Toyota Yaris

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So we begin our content page with the operation and aim of your Toyota Yaris flowmeter.

The aim of the mass air flow sensor on Toyota Yaris

The mass air flow sensor is a part that has been created actually quite recently and principally outfitted on diesel models. In actual fact, with injection engines, the fuel and air intake has become very precise and it is therefore important for the ECU to know the exact volume of air injected into the engine to modify the actions of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your Toyota Yaris, do not hesitate to seek advice from our content page on this subject.

Mass air flow sensor operation on Toyota Yaris

Now, we are going to check out how it operates, before trying to clean the mass air flow sensor of your Toyota Yaris , you must already understand how it works to achieve this routine service work accurately.

The mass air flow sensor is consequently principally there to get info on the air intake of your car. To achieve this, it must be set up just after the air intake of your Toyota Yaris, i. e. just after the air filter. It is a pipe outfitted with a sensor that will review the air in the intake and transfer the info to the ECU of your car.

Why clean the mass air flow sensor of a Toyota Yaris?

The mass air flow sensor of your Toyota Yaris can have problems and this is what we will try to discover and discover what problems you may be struggling with!

Mass air flow sensor problems Toyota Yaris

Here are the different problems that the air flow sensor of your Toyota Yaris can cause:

  • higher fuel consumption: Because a dirty flow meter will actually lead to higher fuel consumption due to poor air flow…
  • Power loss: Associated with similar issue, this lack of air can cause a loss of power to your engine.
  • Difficulties starting the car: Finally, one of the last traditional problems associated with a dirty flowmeter will be that your Toyota Yaris will have more issues to begin the vehicle.

How do I clean the mass air flow sensor from a Toyota Yaris?

After looking at the operation and concerns that the flowmeter can cause, we will look at how to fix these problems by explaining to you how to clean the mass air flow sensor of your Toyota Yaris . You should know that this process is actually quite very easy to accomplish and you will not need advanced mechanical skills to do it yourself, a good way to avoid a trip to the garage and a steep bill. Discover below the different steps to follow to accomplish this routine service act:

  • After having located the mass air flow sensor of your Toyota Yaris , you will have to dismantle it. To achieve this, work delicately, but you will just have to disassemble it on both sides of the air duct and disconnect the electrical plug on top of it.
  • Once disassembled, you will be able to carry on to the step cleaning the mass air flow sensor of your Toyota Yaris . This sensor will, as time passes, get dirty and its two “filaments” that will give information to your computer on the quality and temperature of the air will no longer be able to collect data accurately, it is in this sense that it will disrupt the operation of the engine unit of your Toyota Yaris. The aim of this cleaning will be to remove all its impurities to enable it to work efficiently again.
  • Let soak the lower part of your mass air flow sensor (not the plug part) in acetone or another solvent for a few minutes , which will remove most of the grime
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  • Now we’ll proceed to the very gentle cleaning of the flow meter filaments. You have to be very careful, in any other case your mass air flow sensor will be permanently damaged. With the help of a fine brush and solvent, delicately clean the two filaments of your mass air flow sensor . If you are too afraid of destroying it, you can as well clean them with a brake fluid in the form of an aerosol by spraying the jet on these filaments.

Now you know how to clean the mass air flow sensor of your Toyota Yaris , you should feel a noticeable difference in the behavior of your engine unit.

If you want more tutorials on the Toyota Yaris, go to our Toyota Yaris category.