Remove the screws that hold the mass air flow sensor in place.
Mazda 3 mass air flow sensor cleaning.
Technically the maf sensor measures air density and not the actual rate of flow.
We will cover exactly what that means and potential fixes for it below.
With the mazda 3 p0101 means the the mass air flow maf sensor has a range performance problem.
It should be considered a high priority to fix as the maf sensor not reading properly can really make an impact on the performance of the vehicle.
The maf sensor may just be in a slightly different location like the one cam shows in the comments for his mazda 3 ts 1 6 from the uk.
It is important that your maf sensor is working properly to ensure the best fuel efficiency and engine function.
Photo s show my 2005 mazda 3 2 3l but this generally applies to all models.
Next unplug the electrical connector from your mazda mass air flow sensor.
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.
The maf sensor is used to measure intake air volume for use in calculations to determine fuel and timing.
Let the engine cool down.
There are a few types of mass air flow sensors.
A faulty maf sensor can cause your vehicle to run too rich or run too lean.
Never do this when cleaning your mass air flow sensor diy with scotty kilmer.
Faersi mass air flow sensor meter maf 74 50009 af10029 for 1999 2012 mazda 3 5 6 mx 5 miata protege 1 6l 1 8l 2 0l 2 3l 2 5l l4 mazda 6 3 0l 3 7l v6 mazda rx 8 1 3l r2.
Next open the hood of your mazda.
Unplug the wire harness.
Air density is affected by temperature forced induction turbo and superchargers and altitude.
Mass air flow sensor cleaning.