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2003 Mercedes-Benz S430 4MATIC Question: After replacing after market engine air filter cel for PO101 appear



S.Lin, Waterford, CT, January 10, 2012, 18:50

Clean MAF sensor light still on, whill a aftermarket filter will throw the light?

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  • Answer #1

    JP Motors LLC (28 Answers) , Woodbridge, CT - (203) 404-6025
    jpincharge January 28, 2012, 10:04

    Something may have been disturber when replacing filter, try cleaning air mass meter contacts. was the previous filter a k&n, have seen the oil from those get on air mass and cause it to fail.


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