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PO446 and PO441 codes

(2005 Lexus ES330)
in Houston, TX on May 22, 2010
For the first time, today, the engine light came on. I went to Auto Zone and received these two troubleshooting codes: PO446 and PO441. What is the likely repair cost? Thanks,
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Popular Answer
on January 27, 2011
These two fault codes are associated with your vehicles emissions system and the proper operation of the system. unfortunately, more diagnostics will be required to find out exactly what needs to be done to repair the system.
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