Differential Pressure Feedback Electronic (DPFE) Sensor
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 1995 Ford RV Cutaway, 1995 Ford Pickup, 1995 Ford F-Super Duty, 1995 Ford Econoline, and 1995 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Faults in DPFE sensor or circuit should set a Diagnostic Trouble Code (DTC). See QUICK TEST in appropriate TESTS W/CODES - EEC-IV (7.5L) article. If no DTC has been set, see CIRCUIT TEST DL in TESTS W/CODES - EEC-IV (7.5L) article.