P1439

P1439 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1439 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford P1439 Fault Code Meaning :

Ford P1439 Symptoms :

Ford P1439 Reasons :

How To Fix Ford P1439 Trouble Code ?

Which Ford cars have the code P1439?

  • P1439 Ford Aerostar
  • P1439 Ford Bronco
  • P1439 Ford C-Max
  • P1439 Ford C-Max Energi
  • P1439 Ford C-Max Hybrid
  • P1439 Ford Contour
  • P1439 Ford Crown Victoria
  • P1439 Ford EcoSport
  • P1439 Ford Econoline
  • P1439 Ford Edge
  • P1439 Ford Escape
  • P1439 Ford Escape Hybrid
  • P1439 Ford Escort
  • P1439 Ford Everest
  • P1439 Ford Excursion
  • P1439 Ford Expedition
  • P1439 Ford Explorer
  • P1439 Ford Explorer Sport Trac
  • P1439 Ford F-150
  • P1439 Ford F-250
  • P1439 Ford F-350
  • P1439 Ford Fiesta
  • P1439 Ford Flex
  • P1439 Ford Focus
  • P1439 Ford Focus Electric
  • P1439 Ford Freestar
  • P1439 Ford Freestyle
  • P1439 Ford Fusion
  • P1439 Ford Fusion Energi
  • P1439 Ford Fusion Hybrid
  • P1439 Ford Fusion Plug-In Hybrid
  • P1439 Ford GT
  • P1439 Ford Mustang
  • P1439 Ford Mustang Mach-E
  • P1439 Ford Mystique
  • P1439 Ford Probe
  • P1439 Ford Ranger
  • P1439 Ford Taurus
  • P1439 Ford Taurus X
  • P1439 Ford Tempo
  • P1439 Ford Thunderbird
  • P1439 Ford Transit
  • P1439 Ford Transit Connect
  • P1439 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.