More and more car owners are trying to take care of their cars by themselves. This outcomes in considerable cost savings because modern cars necessitate 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 disturbs more and more Volkswagen Golf 5 owners is a clogged air flow meter, which will lead to a loss of power and black exhaust fumes. Today we are going to examine how to clean the mass air flow sensor of your Volkswagen Golf 5? . First, we will describe how your mass airflow sensor works and its advantages, second, why it might be relevant to clean this sensor , and finally, how to clean the mass air flow sensor of a Volkswagen Golf 5 .

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Utility and action of the mass air flow meter of a Volkswagen Golf 5

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So we start our content page with the procedure and role of your Volkswagen Golf 5 flowmeter.

The aim of the mass air flow sensor on Volkswagen Golf 5

The mass air flow sensor is a component that has been developed actually quite not too long ago and specifically outfitted 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 loaded 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 Volkswagen Golf 5, do not think twice to consult our content page on this subject.

Mass air flow sensor operation on Volkswagen Golf 5

Now, we are going to check out how it works, before trying to clean the mass air flow sensor of your Volkswagen Golf 5 , you must already understand how it functions to do this routine service action properly.

The mass air flow sensor is consequently specifically there to collect statistics on the air intake of your motor vehicle. To achieve this, it must be set up just after the air intake of your Volkswagen Golf 5, 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 statistics to the ECU of your car.

Why clean the mass air flow sensor of a Volkswagen Golf 5?

The mass air flow sensor of your Volkswagen Golf 5 can have problems and this is what we will try to see and understand what problems you might be facing!

Mass air flow sensor problems Volkswagen Golf 5

Here are the different problems that the air flow sensor of your Volkswagen Golf 5 can cause:

  • higher fuel consumption: Because a dirty flow meter will actually bring about higher fuel consumption due to poor air flow…
  • Power loss: Linked to the same problem, this lack of air can cause a loss of power to your engine.
  • Difficulties starting the vehicle: Finally, one of the last traditional problems associated with a dirty flowmeter will be that your Volkswagen Golf 5 will have more issues to start the car.

How do I clean the mass air flow sensor from a Volkswagen Golf 5?

After going over the operation and problems that the flowmeter can cause, we will look at how to solve these problems by explaining to you how to clean the mass air flow sensor of your Volkswagen Golf 5 . You should know that this operation is actually quite simple to carry out and you will not need advanced mechanical skills to do it your self, a good method to avoid a trip to the garage and a steep bill. See down below the different steps to follow to carry out this routine service act:

  • After having located the mass air flow sensor of your Volkswagen Golf 5 , you will have to dismantle it. To achieve 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 taken apart, you will be able to move forward to the step cleaning the mass air flow sensor of your Volkswagen Golf 5 . 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 be able to collect data properly, it is in this sense that it will disturb the operation of the engine of your Volkswagen Golf 5. The aim of this cleaning will be to remove 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 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, 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 destroying 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 Volkswagen Golf 5 , you should feel a noticeable difference in the behavior of your engine.

If you wish more tutorials on the Volkswagen Golf 5, go to our Volkswagen Golf 5 category.