EVAP control system leak detected, very small leak
Trouble code P0455 means: Evaporative Emission System Leak Detected (gross leak/no flow)
Trouble code P0401 means: Exhaust Gas Recirculation Malfunction
http://www.ehow.com/how_4811888_fix-egr-valve-ford-focus.html
The bodies are exactly the same for those years. The door from the 01 will fit the 03.
Superman
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
po401 mean Exhaust Gas Recirculation Flow Insufficient Detected.
on the 01 zetec motor it is located below the alt. on the engine block.
It doesn't have a fan belt. It is transverse mounted and utilizes electric radiator fans.
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
Adrian Ford was born on 1904-01-01.