More and more motorists are trying to maintain their vehicles on their own. This outcomes in considerable cost savings because contemporary cars require more and more maintenance and are made up of more and more technical components that lead to new breakdowns or inconveniences. One of the problems that impacts more and more Renault Captur owners is a clogged air flow meter, which will bring about a loss of power and black exhaust fumes. Today we are going to take a look at how to clean the mass air flow sensor of your Renault Captur? . First, we will describe how your mass airflow sensor functions and its advantages, second, why it might be relevant to clean this sensor , and at last, how to clean the mass air flow sensor of a Renault Captur .

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Utility and action of the mass air flow meter of a Renault Captur

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So we start our article with the process and purpose of your Renault Captur flowmeter.

The purpose of the mass air flow sensor on Renault Captur

The mass air flow sensor is a component that has been created quite lately and principally equipped on diesel models. Indeed, with injection engines, the fuel and air intake has become very precise and it is therefore essential for the ECU to know the exact volume of air injected into the engine to adapt the behaviour of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your Renault Captur, do not hesitate to seek advice from our article on this subject.

Mass air flow sensor operation on Renault Captur

Now, we are going to look at how it functions, before trying to clean the mass air flow sensor of your Renault Captur , you must already understand how it functions to do this maintenance action accurately.

The mass air flow sensor is therefore principally there to obtain statistics on the air intake of your car. To do this, it must be set up just after the air intake of your Renault Captur, i. e. just after the air filter. It is a pipe equipped with a sensor that will analyze the air in the intake and transmit the statistics to the ECU of your car.

Why clean the mass air flow sensor of a Renault Captur?

The mass air flow sensor of your Renault Captur can have problems and this is what we will try to see and figure out what problems you might be facing!

Mass air flow sensor problems Renault Captur

Here are the different problems that the air flow sensor of your Renault Captur can provoke:

  • higher fuel consumption: Because a dirty flow meter will necessarily lead to excessive fuel consumption due to poor air flow…
  • Power loss: Associated with the same problem, this lack of air can provoke a loss of power to your engine.
  • Difficulties starting the car: Finally, one of the last classic problems linked to a dirty flowmeter will be that your Renault Captur will have more difficulties to start the car.

How do I clean the mass air flow sensor from a Renault Captur?

After looking at the operation and problems that the flowmeter can provoke, we will look at how to solve these problems by showing to you how to clean the mass air flow sensor of your Renault Captur . You should know that this process is quite simple to accomplish and you will not need advanced mechanical abilities to do it yourself, a good technique to avoid a trip to the workshop and a steep bill. Discover down below the different steps to follow to accomplish this maintenance act:

  • After having based the mass air flow sensor of your Renault Captur , you will have to dismantle it. To do this, action gently, but you will just have to disassemble it on both sides of the air duct and detach the electrical plug on top of it.
  • Once disassembled, you will have the ability to carry on to the step cleaning the mass air flow sensor of your Renault Captur . This sensor will, with time, get dirty and its two “filaments” that will give information to your computer on the quality and temperature of the air will no longer have the ability to collect data accurately, it is in this sense that it will disturb the operation of the engine of your Renault Captur. The purpose of this cleaning will be to take out all its impure substances 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 take out most of the grime
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  • Now we’ll move on to the very gentle cleaning of the flow meter filaments. You have to be very cautious, in any other case your mass air flow sensor will be permanently broken. With the help of a fine brush and solvent, gently clean the two filaments of your mass air flow sensor . If you are too afraid of harming 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 Renault Captur , you should feel a noticeable difference in the behavior of your engine.

To get more tips on the Renault Captur, take a look at the Renault Captur category.