Diagnosing Ford EGR System Modules

Diagnosing Ford EGR System Modules

The EGR system module is one of Ford’s latest EGR systems for gasoline engines. It is an EGR valve, EVR, MAP and DPFE sensor rolled into one package. Grab your scan tool, contributing writer Glen Beanard explains how to diagnose problems in these systems.

With a fault code P0401 pulled on a Ford Contour, the DPFE sensor is stuck at 2.86.
With a fault code P0401 pulled on a Ford Contour, the DPFE sensor is stuck at 2.86.

 

The EGR system module (ESM) is one of Ford’s latest EGR systems for gasoline engines. It is an EGR valve, EVR, MAP and DPFE sensor rolled into one package. Grab your scan tool, contributing writer Glen Beanard explains how to diagnose problems in these systems.

 

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