Fault Codes
08-01-2016, 12:55 PM
#1
Fault Codes
I have a 2004 f-150 4wd with alot of miles. i have a edge evo and it has just started throwing a P0401 AND 402. The edge evo says its a unknown code.
Any ideas?
Craig
Any ideas?
Craig
08-01-2016, 01:55 PM
#2
Moderator
http://www.engine-codes.com/p0401_ford.html
http://www.engine-codes.com/p0402_ford.html
Going to be something wrong with the EGR valve. There are a couple good videos about the EGR out there just use Google like I just did.
http://www.engine-codes.com/p0402_ford.html
Going to be something wrong with the EGR valve. There are a couple good videos about the EGR out there just use Google like I just did.