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Mass Air Flow Circuit

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The Mass Air Flow sensor is placed in the stream of intake air. It measures the intake flow rate by measuring a part of the entire intake flow. It consists of a hot film that is supplied with electric current from the Engine Control Module ( ECM ).

Does mass air flow sensor need replacing if unplugged and...

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18/3/2018· Q: Car is having trouble starting after I have driven it. I have to crank the engine for about 30 seconds until it starts. Mechanic tells me I need to remove and replace mass air flow sensor, but I unplugged it and the car shut...

What happens when a mass air flow sensor goes bad? Answers

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29/8/2010· When your mass air flow sensor goes bad, it cannot react properly to changes in the air entering your engine, so it will provide either too little or too much gas for your airflow, causing issues ...

Signs Of A Failing Mass Air Flow Sensor | Fiix

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25/2/2017· Your Mass Air Flow Sensor (MAF Sensor) is a piece of technology within your engine which tells your car’s computer how much air is entering the engine. This is important as it allows your engine to regulate its performance and change the …

P0172 Meaning, Causes, Symptoms, Fixes FIXD Best ...

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6/6/2018· Inspect your air filter to ensure it is not dirty and it is seated properly. Remove the Mass Air Flow (MAF) Sensor and clean the sensor using mass air flow cleaner. Reinstall the Mass Air Flow (MAF) Sensor and clear the check engine light using FIXD. If the check engine light comes back on with code P0172 continue the diagnostic process.

KN Response to Mass Air Flow Sensor Concerns

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MASS AIR FLOW SENSOR INVESTIGATION. No dealership or service provider, when contacted, has ever been able to provide us with evidence to support this "myth," and in fact, our investigations have revealed that even authorized dealerships are simply speculating and do not have the test equipment necessary to know whether the sensor has failed or why.

Signs Of A Failing Mass Air Flow Sensor | Fiix

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24/2/2017· Your Mass Air Flow Sensor (MAF Sensor) is a piece of technology within your engine which tells your car’s computer how much air is entering the engine. This is important as it allows your engine to regulate its performance and change the intake of air to keep your engine running in its best condition.

The Symptoms of a Bad Mass Air Flow Sensor AutoZone

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The mass air flow (MAF) sensor, part of your vehicle’s electronic fuel injection system, is responsible for calculating the total amount of air entering the engine. A faulty MAF sensor can cause your vehicle to run too rich or run too lean. You’ll notice if the tailpipes eject black smoke or …

Vacuum leaks: problems, symptoms, repairs

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17/7/2021· This causes the actual air flow to be higher than the mass air flow sensor measures. As a result, the PCM miscalculates the amount of the injected fuel, and the engine runs "lean". The term "lean" means too much air and too little fuel. The effect of a vacuum leak is more noticeable at idle, when the air flow is lower.

P0103 Mass Air Flow (MAF) Circuit High

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P0103 Mass Air Flow MAF Circuit High Technical Description. Mass or Volume Air Flow Circuit High. What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBDII equipped vehicles that have a mass airflow sensor.

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