P39A4

P39A4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P39A4 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 P39A4 Fault Code Meaning :

Ford P39A4 Symptoms :

Ford P39A4 Reasons :

How To Fix Ford P39A4 Trouble Code ?

Which Ford cars have the code P39A4?

  • P39A4 Ford Aerostar
  • P39A4 Ford Bronco
  • P39A4 Ford C-Max
  • P39A4 Ford C-Max Energi
  • P39A4 Ford C-Max Hybrid
  • P39A4 Ford Contour
  • P39A4 Ford Crown Victoria
  • P39A4 Ford EcoSport
  • P39A4 Ford Econoline
  • P39A4 Ford Edge
  • P39A4 Ford Escape
  • P39A4 Ford Escape Hybrid
  • P39A4 Ford Escort
  • P39A4 Ford Everest
  • P39A4 Ford Excursion
  • P39A4 Ford Expedition
  • P39A4 Ford Explorer
  • P39A4 Ford Explorer Sport Trac
  • P39A4 Ford F-150
  • P39A4 Ford F-250
  • P39A4 Ford F-350
  • P39A4 Ford Fiesta
  • P39A4 Ford Flex
  • P39A4 Ford Focus
  • P39A4 Ford Focus Electric
  • P39A4 Ford Freestar
  • P39A4 Ford Freestyle
  • P39A4 Ford Fusion
  • P39A4 Ford Fusion Energi
  • P39A4 Ford Fusion Hybrid
  • P39A4 Ford Fusion Plug-In Hybrid
  • P39A4 Ford GT
  • P39A4 Ford Mustang
  • P39A4 Ford Mustang Mach-E
  • P39A4 Ford Mystique
  • P39A4 Ford Probe
  • P39A4 Ford Ranger
  • P39A4 Ford Taurus
  • P39A4 Ford Taurus X
  • P39A4 Ford Tempo
  • P39A4 Ford Thunderbird
  • P39A4 Ford Transit
  • P39A4 Ford Transit Connect
  • P39A4 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.