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Check Engine Light & Code P0101 Mass Air Flow (MAF) Sensor Performance

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Old Jul 6, 2011 | 11:03 PM
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Default Check Engine Light & Code P0101 Mass Air Flow (MAF) Sensor Performance

What needs to be done to correct this problem??? A couple of weeks back, the (stock) air filter was replaced with a Wix Air Filter....Could this be the cause of the check engine light and the code? Should I get a stock AC Delco to replace the Wiz? This is an '01 with an A4....68,XXX miles. Thanks for your replies.
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Old Jul 6, 2011 | 11:56 PM
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Check for air leaks between the MAF and the throtle body. A loose clamp will alow air unmetered into the engine. This will throw a CEL as well as throw codes and run rough.
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