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2003 Mercedes-Benz C240 Question: what causes the air flow sensor to fail to function



, Garnet Valley, PA, March 15, 2013, 15:42

after how many km are you suppossed to change the air flow sensor.

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  • Answer #1

    March 15, 2013, 18:44

    try cleaning the sensor connections. 300, 000 kil. on my ride, and never had to replace it. of course your part could be just toast but try that first.

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