More and more drivers are trying to take care of their vehicles on their own. This outcomes in substantial savings because contemporary cars require more and more routine service and are done up of more and more technical parts that result in new breakdowns or inconveniences. One of the complications that affects more and more Renault Grand Espace owners is a clogged air flow meter, which will result in a loss of power and black exhaust gases. Today we are going to check out how to clean the mass air flow sensor of your Renault Grand Espace? . First, we will describe how your mass airflow sensor operates and its advantages, second, why it may be important to clean this sensor , and finally, how to clean the mass air flow sensor of a Renault Grand Espace .

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Utility and operation of the mass air flow meter of a Renault Grand Espace

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So we begin our content with the process and purpose of your Renault Grand Espace flowmeter.

The goal of the mass air flow sensor on Renault Grand Espace

The mass air flow sensor is a part that has been developed actually quite lately and principally equipped on diesel models. In actual fact, 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 change 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 Grand Espace, do not hesitate to consult our content on this subject.

Mass air flow sensor operation on Renault Grand Espace

Now, we are going to take a look at how it operates, before trying to clean the mass air flow sensor of your Renault Grand Espace , you must already understand how it functions to achieve this routine service action accurately.

The mass air flow sensor is consequently principally there to obtain info on the air intake of your car. To get this done, it must be fitted just after the air intake of your Renault Grand Espace, i. e. just after the air filter. It is a pipe equipped with a sensor that will analyze the air in the intake and transfer the info to the ECU of your car.

Why clean the mass air flow sensor of a Renault Grand Espace?

The mass air flow sensor of your Renault Grand Espace can have complications and this is what we will try to discover and figure out what complications you may be facing!

Mass air flow sensor complications Renault Grand Espace

Here are the different complications that the air flow sensor of your Renault Grand Espace can provoke:

  • higher fuel consumption: Because a dirty flow meter will actually result in excessive fuel consumption due to poor air flow…
  • Power loss: Related to 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 traditional complications associated with a dirty flowmeter will be that your Renault Grand Espace will have more difficulties to begin the vehicle.

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

After looking at the operation and concerns that the flowmeter can provoke, we will look at how to solve these complications by showing to you how to clean the mass air flow sensor of your Renault Grand Espace . You should know that this procedure is actually quite very easy to execute and you will not need advanced mechanical abilities to do it your self, a good technique to avoid a trip to the garage and a steep bill. Discover down below the different steps to follow to execute this routine service act:

  • After having found the mass air flow sensor of your Renault Grand Espace , you will have to dismantle it. To get this done, 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 taken apart, you will be able to proceed to the step cleaning the mass air flow sensor of your Renault Grand Espace . 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 disturb the operation of the engine of your Renault Grand Espace. The goal of this cleaning will be to take out all its harmful particles to allow it to work efficiently again.
  • Let soak the lower section 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 proceed to the very gentle cleaning of the flow meter filaments. You have to be very watchful, otherwise your mass air flow sensor will be permanently damaged. 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 also 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 Grand Espace , you should feel a noticeable difference in the behavior of your engine.

To discover more tips on the Renault Grand Espace, take a look at the Renault Grand Espace category.