2001 ford escape.With 3.0 liter v6. trouble code p401. possible problem, or part to be replaced
Optional Information: Year: 2001Make: FordModel: EscapeEngine: 3.0 V6 Already Tried: I have ckd vacum lines and electrical connections to parts in the egr system.
Thanks for visiting Just Answer, There is a very common problem with the tube-mounted Delta Pressure Feedback EGR (DPFE) sensor. To test the sensor, monitor output voltage on a scanner or on the Brown/Light Green wire at the sensor. With the sensor c
REMOVAL
NOTE: The 3.0L (4V) engine is shown, the 2.0L Zetec engine is similar. INSTALLATION
before i except could be a little more clear on checking the valve. Should i check the volt redings on old vave before rmving it if it cks ok then go to the rgr valve.
Well you can check these if you would like to. I can tell you replacing the DPFE sensor should fix this code. I wouldn't waste my time checking it. I feel safe just replacing it.
Experience: ASE Certified Service manager of Firestone