Possible causes – Faulty Injection Control Pressure (ICP) sensor – Injection Control Pressure (ICP) sensor harness is open or shorted– Injection Control Pressure (ICP) sensor circuit poor electrical connection– EGR system fault– Engine mechanical condition Tech description There is a factory service bulletin for the following Ford models: 2003-2007 Ford F-Super Duty2004-2007 Ford E-350, E-4502003-2005…