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1997 Mercedes-Benz E320 Question: oxygen sensor / mass air flow sensor



, Greenville, WI, March 17, 2009, 10:29

are these the same? I was told I needed a new mass air flow sensor after my check engine light came on.

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  • Answer #1

    March 17, 2009, 12:48

    Mass airflow sensors and oxygen sensors are not the same component. A failed mass airflow sensor can definitely cause a check engine light, and they are not an uncommon problem on most cars.

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