code pd 401

[wvfarmboy]

any one know whats the code pd401 thinking its egr but not sure help thanks

 

[fourwheelford]

If its a p0401 my book says "EGR Flow Insufficient Detected". Hope that helps.

 

[wvfarmboy]

thanks a lot

 

[McCormack]

3.0's are known for their DPFE sensors going bad, and when the DPFE goes bad they throw a 401 code.

 

[RangerSkate28]

i had to change my DPFE and clean out the EGR pipe from carbon deposits

 

[wvfarmboy]

ok whats DPFE sensor and where is it located?? was pritty sure i got bad gas or water in gas seafoam didnt help all that much but runns better every time i get gas thanks wes