Code PO455
05-31-2018, 09:11 PM
Join Date: May 2018
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Code PO455
So my check engine light came on and it was an Evaporative emissions leak code on my truck but I have a capless fuel inlet. How do I check it.
06-01-2018, 08:33 PM
Join Date: Nov 2011
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You should use a smoke machine, They are fairly expensive
06-04-2018, 11:40 AM
Join Date: Aug 2003
Location: Isanti, MN
Posts: 25,431
Check out this video, it may be a simple fix with your capless fuel filler seal:
06-04-2018, 07:42 PM
Join Date: Jan 2005
Location: Clinton TN.
Posts: 510
It could also be the purge Valve, common on the Mustangs for going out.
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06-01-2018, 08:33 PM
