More and more car owners are trying to take care of their cars on their own. This results in significant cost savings because modern cars require more and more routine service and are made up of more and more technical parts that result in new breakdowns or inconveniences. One of the problems that impacts more and more Citroen Saxo owners is a clogged air flow meter, which will lead to 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 Citroen Saxo? . First, we will show you how your mass airflow sensor operates and its usefulness, second, why it may be relevant to clean this sensor , and finally, how to clean the mass air flow sensor of a Citroen Saxo .

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Utility and operation of the mass air flow meter of a Citroen Saxo

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So we begin our article with the procedure and goal of your Citroen Saxo flowmeter.

The intent of the mass air flow sensor on Citroen Saxo

The mass air flow sensor is a component that has been created actually quite recently and mainly outfitted on diesel models. In 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 added into the engine to modify the behaviour of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your Citroen Saxo, do not think twice to seek advice from our article on this subject.

Mass air flow sensor operation on Citroen Saxo

Now, we are going to check out how it operates, before trying to clean the mass air flow sensor of your Citroen Saxo , you must already find out how it functions to do this routine service work correctly.

The mass air flow sensor is consequently mainly there to obtain info on the air intake of your motor vehicle. To get this done, it must be mounted just after the air intake of your Citroen Saxo, i. e. just after the air filter. It is a pipe outfitted with a sensor that will review the air in the intake and transmit the info to the ECU of your car.

Why clean the mass air flow sensor of a Citroen Saxo?

The mass air flow sensor of your Citroen Saxo can have problems and this is what we will try to see and figure out what problems you may be struggling with!

Mass air flow sensor problems Citroen Saxo

Here are the different problems that the air flow sensor of your Citroen Saxo can generate:

  • higher fuel consumption: Because a dirty flow meter will necessarily end in higher fuel consumption due to poor air flow…
  • Power loss: Related to the same issue, this lack of air can generate a loss of power to your engine.
  • Difficulties starting the automobile: Finally, one of the last traditional problems associated with a dirty flowmeter will be that your Citroen Saxo will have more issues to begin the car.

How do I clean the mass air flow sensor from a Citroen Saxo?

After going over the operation and problems that the flowmeter can generate, we will look at how to resolve these problems by describing to you how to clean the mass air flow sensor of your Citroen Saxo . You should know that this process is actually quite basic to carry out and you will not need advanced mechanical abilities to do it your self, a good way to avoid a trip to the workshop and a steep bill. Discover below the different steps to stick to to carry out this routine service act:

  • After having found the mass air flow sensor of your Citroen Saxo , you will have to dismantle it. To get this done, 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 proceed to the step cleaning the mass air flow sensor of your Citroen Saxo . 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 correctly, it is in this sense that it will disrupt the operation of the engine of your Citroen Saxo. The intent of this cleaning will be to remove all its impurities to enable 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 remove 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 watchful, 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 damaging 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 Citroen Saxo , you should feel a noticeable difference in the behavior of your engine.

If you need more tutorials on the Citroen Saxo, go to our Citroen Saxo category.