Got code PO440 from Auto Zone; got code PO446 from service shop, what parts do I need?

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Got code PO440 from Auto Zone; got code PO446 from service shop, what parts do I need?

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anonymous · Answer 1 · 2017-04-14T17:59:12+0000

you will have to start by replacing the gas cap, with a Factory Toyota/Lexus gas cap.

if that does not help you will have to check for broken/cracked hoses near the engine bay and evap system

Got code PO440 from Auto Zone; got code PO446 from service shop, what parts do I need?

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