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I have a 2007 Toyota Avalon 3.5L with engine codes P0300, P0302, and P0304

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I have a 2007 Toyota Avalon 3.5L with engine codes P0300, P0302, and P0304. I have already changed plugs and coils.

Vehicle: 2007 Toyota Avalon 3.5L

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Hi there,

Here is a list of possible causes for these codes. 

P0300 TOYOTA - Random Cylinder Misfire Condition
Read more: https://www.autocodes.com/p0300_toyota.html

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