po401 mean Exhaust Gas Recirculation Flow Insufficient Detected.
Trouble code P0401 means: Exhaust Gas Recirculation Malfunction
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
http://www.ehow.com/how_4811888_fix-egr-valve-ford-focus.html
Just took mine in to my regular mechanic (not a Ford dealer), and the diagnostic charge was $58, parts and labor to repair the #4 cylinder will be $212, so a total of about $275 in my case.
The bodies are exactly the same for those years. The door from the 01 will fit the 03.
http://c.fixya.net/fixya20/uploads/Images/1405F0E.gif - The top diagram is for the '01 Ford Focus SPI SOHC, and the bottom one is for the DOHC Focus with the Zetec engine.
You pull the old one out and put the new one in. #31
EVAP control system leak detected, very small leak
It doesn't have a fan belt. It is transverse mounted and utilizes electric radiator fans.
on the 01 zetec motor it is located below the alt. on the engine block.
It is the same as my '01 Focus. The schematic is here: http://www.modifiedlife.com/2001-ford-focus-car-stereo-wiring-diagram/ Basically it will tell you what color wire does what
Ford Konno was born on 1933-01-01.