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P0172 Mercedes-Benz -

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I have 3 fault codes P0101 P0102 and P0172 maf sensor cleaned and slight improvement so do i change maf or oxygen.sensor

Vehicle: 2005 c180 kom 1.8 auto

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Hi there,

Since you have 2 codes for the maf sensor I would start there. The rich mixture code could come as a result of a faulty maf sensor.

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