How to locate DPFE in Mercury sable 2000?

Q: my OBD2 reader indicated P1401 error code, Differential Pressure Feedback EGR Circuit High Input

A: The DPFE sensor is usually located on the intake manifold.It will have two grayish colored hoses on it that are connected to the EGR tube.More than likely the DPFE isn't bad,the hoses are cracked or broken.

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