LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Engine Controls - Powertrain DTC Charts & Descriptions (Diesel)) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> DTC P2539: Low Pressure Fuel System Sensor Circuit

DTC P2539: Low Pressure Fuel System Sensor Circuit

WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
DTC P2539: LOW PRESSURE FUEL SYSTEM SENSOR CIRCUIT

Description:  This DTC sets when the PCM does not detect a change in the fuel delivery pressure switch PID state after engine shutdown.
Possible Causes: 
  • FDPS circuit open
  • FDPS circuit short to ground
  • Disconnected fuel delivery pressure switch
  • Damaged fuel delivery pressure switch
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST MD .