P439E

P439E Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P439E Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.The wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P439E Fault Code Meaning :

Ford P439E Symptoms :

Ford P439E Reasons :

How To Fix Ford P439E Trouble Code ?

Which Ford cars have the code P439E?

  • P439E Ford Aerostar
  • P439E Ford Bronco
  • P439E Ford C-Max
  • P439E Ford C-Max Energi
  • P439E Ford C-Max Hybrid
  • P439E Ford Contour
  • P439E Ford Crown Victoria
  • P439E Ford EcoSport
  • P439E Ford Econoline
  • P439E Ford Edge
  • P439E Ford Escape
  • P439E Ford Escape Hybrid
  • P439E Ford Escort
  • P439E Ford Everest
  • P439E Ford Excursion
  • P439E Ford Expedition
  • P439E Ford Explorer
  • P439E Ford Explorer Sport Trac
  • P439E Ford F-150
  • P439E Ford F-250
  • P439E Ford F-350
  • P439E Ford Fiesta
  • P439E Ford Flex
  • P439E Ford Focus
  • P439E Ford Focus Electric
  • P439E Ford Freestar
  • P439E Ford Freestyle
  • P439E Ford Fusion
  • P439E Ford Fusion Energi
  • P439E Ford Fusion Hybrid
  • P439E Ford Fusion Plug-In Hybrid
  • P439E Ford GT
  • P439E Ford Mustang
  • P439E Ford Mustang Mach-E
  • P439E Ford Mystique
  • P439E Ford Probe
  • P439E Ford Ranger
  • P439E Ford Taurus
  • P439E Ford Taurus X
  • P439E Ford Tempo
  • P439E Ford Thunderbird
  • P439E Ford Transit
  • P439E Ford Transit Connect
  • P439E Ford Windstar

A code is a fault code and it indicates that something has gone wrong with your car's engine.

It can be caused by many different problems, including a faulty battery, a bad fuel pump, or even a cracked exhaust manifold.

You will need to diagnose the problem before you can fix it. The best way to do this is with an OBD scanner tool.

A scan tool will tell you what needs fixing and how much it will cost in order to fix that particular issue.