2006 Ford Freestar 3.9L P0401 EGR flow

2006 Ford Freestar

Ford Freestar On the 2006 Ford Freestar 3.9L engine, The P0401  is pointing to an insufficient flow in the EGR System. This can be due to a leak somewhere in the EGR System, a faulty EGR Control Solenoid, a faulty EGR Pressure Feedback Sensor or a faulty EGR Valve itself. On this vehicle, the EGR Valve, Pressure Feedback Sensor and Solenoid are all one assembly and labeled as an EGR Module. You can find the EGR Module located on the top, front, driver’s side of the engine. Carefully inspect the metal tubes and…

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