Thread: P0449 Code
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Old 09-23-2011, 07:36 PM
markwoodlief markwoodlief is offline
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Default Re: P0449 Code

Quote:
Originally Posted by HUMTECH
Its a code for evap vent valve performance. Either the valve is bad, pcm is bad or power or ground circuit to the vent valve. In most cases its the valve but have seen broken wires as well. Never changed a pcm for this yet. Its located on the outside of the left framerail.


I found the vent valve, took it off, blew it out with compressed air, put it back in, no change... I'll pick up a new one today and see if that clears it... they seem pretty reasonably priced if I can find one locally..what is a PCM?
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