Mass Air Flow Sensor Replacement Cost

Replace the sensor that measures air entering the engine.

$200 – $500

Typical labor: 30 minutes to 1 hour

Prices are national averages. Your exact cost depends on your vehicle, location, and shop. Get a free personalized AI estimate above.

Common Symptoms

Check engine light with codes P0100 to P0104

Stalling, especially at idle

Hesitation when accelerating

Drop in fuel economy

What It Is

The MAF sensor measures the volume of air entering the engine so the computer can mix the correct amount of fuel.

Why It Matters

A bad MAF causes poor running, worse mileage, and can mimic many other problems.

How to Save Money on Mass Air Flow Sensor Replacement

Try cleaning the sensor first with MAF cleaner spray, often that fixes the issue for $10
Stick to OEM brand sensors (Bosch, Denso, Hitachi), generic ones often fail quickly

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Frequently Asked Questions

Will cleaning the MAF really fix it?

About half the time. It's a $10 spray can and takes 5 minutes, definitely try it before replacing the sensor.