Check Engine Light On Due to Failed Mass Air Flow Sensor on Mercedes-Benz CLK320

The mass air flow sensor can fail, resulting in poor fuel economy and Check Engine Light illumination.

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Average mileage: 95,749 (69,000–122,499)
3 model years affected: 2003, 2004, 2005
5 people reported this problem
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2003 Mercedes-Benz CLK320 122,499 mi,
Sounds like leaking air from the engine ssssssssss noise