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Avalon 2004 codes

  

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Hi Scotty I got a 2004 Avalon with 190k miles, xls version with automatic transmission, it has 2 codes P0441 EVAP system incorrect flow and P0446 Evaporative emission control system vent control. what does this mean


1 Answer
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Start here:  click on link and scroll down to bottom and enter the codes for what they mean and troubleshooting steps.

https://carkiller.com/scottykilmer/qa/trouble-light/

Also see here:

https://parts.olathetoyota.com/p0441-code-toyota

https://www.toyotanation.com/threads/2003-avalon-p0441-p0442-p0446.333505/

 


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