Mass Air Flow Sensor/Meter

Measures the amount of air entering the engine for accurate fuel injection.

The mass air flow sensor detects the amount of air entering the engine and sends this information to the ECU, allowing it to adjust fuel injection for optimal combustion and performance.

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Typical part cost

$100–$300🔒

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Typical labor cost

$150–$400🔒

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Typically lasts

100,000–200,000 mi

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Or about

7.0–10.0 years

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DIY difficulty

6/10

⚠️ Owners Often Notice

If the Mass Air Flow Sensor/Meter is starting to fail, these are the signs owners most commonly report before it gets worse:

Engine misfires

Poor fuel economy

Rough idling

Loss of power

Check engine light

Related Services

Services commonly performed on or around this part.

Replace Mass Air Flow Sensor/Meter

No standard interval on file

Inspect Mass Air Flow Sensor/Meter

No standard interval on file

Test Mass Air Flow Sensor/Meter

No standard interval on file