More and more drivers are trying to maintain their vehicles on their own. This outcomes in significant savings because contemporary cars involve more and more maintenance and are made up of more and more technical components that lead to new breakdowns or inconveniences. One of the complications that affects more and more Volkswagen Passat owners is a clogged air flow meter, which will end in 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 Volkswagen Passat ? . First, we will explain how your mass airflow sensor works and its value, second, why it may be relevant to clean this sensor , and finally, how to clean the mass air flow sensor of a Volkswagen Passat .
Utility and operation of the mass air flow meter of a Volkswagen Passat
So we start our article with the process and purpose of your Volkswagen Passat flowmeter.
The aim of the mass air flow sensor on Volkswagen Passat
The mass air flow sensor is a component that has been created actually quite not long ago and specifically outfitted on diesel models. In actual fact, with injection engines, the fuel and air intake has become very precise and it is consequently important for the ECU to know the exact volume of air added into the engine to adapt 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 Passat , do not hesitate to consult our article on this subject.
Mass air flow sensor operation on Volkswagen Passat
Now, we are going to look at how it works, before trying to clean the mass air flow sensor of your Volkswagen Passat , you must already figure out how it works to do this maintenance action properly.
The mass air flow sensor is consequently specifically there to collect info on the air intake of your motor vehicle. To achieve this, it must be set up just after the air intake of your Volkswagen Passat , 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 Volkswagen Passat ?
The mass air flow sensor of your Volkswagen Passat can have complications and this is what we will try to find out and understand what complications you may be facing!
Mass air flow sensor complications Volkswagen Passat
Here are the different complications that the air flow sensor of your Volkswagen Passat can provoke:
- higher fuel consumption: Because a dirty flow meter will necessarily end up in higher fuel consumption because of poor air flow…
- Power loss: Related to similar issue, this lack of air can provoke a loss of power to your engine.
- Difficulties starting the automobile: Finally, one of the last classic complications associated with a dirty flowmeter will be that your Volkswagen Passat will have more difficulties to start the vehicle.
How do I clean the mass air flow sensor from a Volkswagen Passat ?
After examining the operation and complications that the flowmeter can provoke, we will look at how to fix these complications by explaining to you how to clean the mass air flow sensor of your Volkswagen Passat . You should know that this process is actually quite very easy to perform and you will not need advanced mechanical expertise to do it your self, a good way to avoid a trip to the mechanic and a steep bill. Discover down below the different steps to stick to to perform this maintenance act:
- After having based the mass air flow sensor of your Volkswagen Passat , you will have to dismantle it. To achieve this, action delicately, 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 be able to continue to the step cleaning the mass air flow sensor of your Volkswagen Passat . 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 be able to collect data properly, it is in this sense that it will affect the operation of the engine unit of your Volkswagen Passat . 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
- 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 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 Volkswagen Passat , you should feel a noticeable difference in the behavior of your engine unit.
Whenever you have any further questions about the Volkswagen Passat , do not hesitate to consult our Volkswagen Passat category.