Question about 2001 Ford Expedition

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Can you explain code P0172-P0171-P1405

I had Auto Zone put my 2001 Ford Expedition on their machine and this is the codes that came up. He said something about a MAF being next to the air filter.

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From what I read, means fuel is lean Bank 1 and 2, you need to clean or replace your Mass Air Flow Sensor.

Posted on Jan 06, 2013


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