Possible causes – EGR volume control valve stuck open– Faulty EGR volume control valve– EGR solenoid valve harness is open or shorted– EGR solenoid valve circuit poor electrical connection– Faulty EGR temperature sensor and circuit Tech description There is a factory service bulletin for the following Ford models: 2000-2002 Ford Taurus2001-2002 Ford Crown Victoria2001-2002 Ford…