Ford DPFE sensor and EGR System Ricks Free Auto Repair Ford DPFE sensor and EGR System Fix a Ford DPFE EGR sensor problem. The Ford DPFE and EGR systems are unique and you must understand how they work if you want to diagnose and fix them. This article explains how DPFE works with the EGR system on Ford vehicles. Ford Focus Full Wiring Schematics Mk2/2.5 And Mk3 - Ford A little gift , here are the PDF electrical wiring diagrams for the Ford Focus Focus Mk2/2.5 + ST PDF dated 2010 - Click Here Focus Mk3 PDF dated 2011 , not ST - Click Here Very usefull indeed if your trying to figure out additions to your car or find wiring Regards Preee Focus 2011 Wiring en.. EGR valve wiring diagram - Ford C-Max Club - Ford Owners Hi All, Does anyone have, or tell me where to find, the EGR valve wiring diagram for 2004 C max 2.0 TDCI? The car has a slight bobble on idle when cold and drives with no misfire or smoke however, no power (like the turbo is not working). Fault code P2263. Removed EGR and cleaned but made no diff..