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Re: 2006 expedition P0455 and no leak
Posted to Technical Theory Forum on 2/26/2018 3 Replies

almost every Ford I have looked at out here for EVAP had a bad VMV (Purge valve). They were all late 90's to early 2000's.

This is my typical attack;

1. Run the Bay test, and notice that the FTP value doesn't change. 2. shoot some very low pressure air in ... Login to read more.

3 Replies Received (View Replies)