Mercedes C-Class Mass Air Flow Sensor Replacement Cost

Replace the sensor that measures air entering the engine.

$320 – $800

Typical labor: 30 minutes to 1 hour

Estimate based on Mercedes C-Class parts and labor adjustments versus the national average. Your exact cost depends on year, trim, mileage, and shop. Get a free personalized AI estimate above.

Why Mercedes C-Class Owners See This Pricing

Mercedes parts pricing is among the highest of any mainstream luxury brand.

For reference, the national average for mass air flow sensor replacement on a typical passenger vehicle is $200 to $500. The Mercedes C-Class runs about +60% versus that baseline.

Common Symptoms in the Mercedes C-Class

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 Mercedes C-Class 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.