More and more drivers are trying to take care of their vehicles on their own. This outcomes in significant savings because modern cars require more and more routine service and are done up of more and more technical components that lead to new breakdowns or inconveniences. One of the problems that impacts more and more Peugeot 4008 owners is a clogged air flow meter, which will bring about a loss of power and black exhaust fumes. Today we are going to check out how to clean the mass air flow sensor of your Peugeot 4008? . First, we will teach you how your mass airflow sensor works and its value, second, why it may be important to clean this sensor , and at last, how to clean the mass air flow sensor of a Peugeot 4008 .

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Utility and operation of the mass air flow meter of a Peugeot 4008

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So we begin our content page with the operation and point of your Peugeot 4008 flowmeter.

The intent of the mass air flow sensor on Peugeot 4008

The mass air flow sensor is a part that has been created quite recently and mainly supplied on diesel models. Obviously, with injection engines, the fuel and air intake has become very precise and it is consequently necessary for the ECU to know the exact volume of air added into the engine to change the actions of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your Peugeot 4008, do not think twice to consult our content page on this subject.

Mass air flow sensor operation on Peugeot 4008

Now, we are going to examine how it works, before trying to clean the mass air flow sensor of your Peugeot 4008 , you must already find out how it functions to achieve this routine service work accurately.

The mass air flow sensor is consequently mainly there to obtain data on the air intake of your motor vehicle. To achieve this, it must be mounted just after the air intake of your Peugeot 4008, i. e. just after the air filter. It is a pipe supplied with a sensor that will review the air in the intake and transfer the data to the ECU of your car.

Why clean the mass air flow sensor of a Peugeot 4008?

The mass air flow sensor of your Peugeot 4008 can have problems and this is what we will try to see and understand what problems you may be facing!

Mass air flow sensor problems Peugeot 4008

Here are the different problems that the air flow sensor of your Peugeot 4008 can generate:

  • higher fuel consumption: Because a dirty flow meter will necessarily end in higher fuel consumption caused by poor air flow…
  • Power loss: Linked to the same issue, this lack of air can generate a loss of power to your engine.
  • Difficulties starting the vehicle: Finally, one of the last classic problems associated with a dirty flowmeter will be that your Peugeot 4008 will have more issues to begin the car.

How do I clean the mass air flow sensor from a Peugeot 4008?

After looking at the operation and concerns that the flowmeter can generate, we will look at how to fix these problems by showing to you how to clean the mass air flow sensor of your Peugeot 4008 . You should know that this operation is quite very easy to execute 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. See down below the different steps to stick to to execute this routine service act:

  • After having found the mass air flow sensor of your Peugeot 4008 , you will have to dismantle it. To achieve this, work gently, 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 taken apart, you will have the ability to continue to the step cleaning the mass air flow sensor of your Peugeot 4008 . This sensor will, over 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 disrupt the operation of the engine unit of your Peugeot 4008. The intent 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 proceed to the very delicate cleaning of the flow meter filaments. You have to be very cautious, otherwise 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 damaging 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 Peugeot 4008 , you should feel a noticeable difference in the behavior of your engine unit.

To discover more tips on the Peugeot 4008, take a look at the Peugeot 4008 category.