P399C

P399C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P399C Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 P399C Fault Code Meaning :

Ford P399C Symptoms :

Ford P399C Reasons :

How To Fix Ford P399C Trouble Code ?

Which Ford cars have the code P399C?

  • P399C Ford Aerostar
  • P399C Ford Bronco
  • P399C Ford C-Max
  • P399C Ford C-Max Energi
  • P399C Ford C-Max Hybrid
  • P399C Ford Contour
  • P399C Ford Crown Victoria
  • P399C Ford EcoSport
  • P399C Ford Econoline
  • P399C Ford Edge
  • P399C Ford Escape
  • P399C Ford Escape Hybrid
  • P399C Ford Escort
  • P399C Ford Everest
  • P399C Ford Excursion
  • P399C Ford Expedition
  • P399C Ford Explorer
  • P399C Ford Explorer Sport Trac
  • P399C Ford F-150
  • P399C Ford F-250
  • P399C Ford F-350
  • P399C Ford Fiesta
  • P399C Ford Flex
  • P399C Ford Focus
  • P399C Ford Focus Electric
  • P399C Ford Freestar
  • P399C Ford Freestyle
  • P399C Ford Fusion
  • P399C Ford Fusion Energi
  • P399C Ford Fusion Hybrid
  • P399C Ford Fusion Plug-In Hybrid
  • P399C Ford GT
  • P399C Ford Mustang
  • P399C Ford Mustang Mach-E
  • P399C Ford Mystique
  • P399C Ford Probe
  • P399C Ford Ranger
  • P399C Ford Taurus
  • P399C Ford Taurus X
  • P399C Ford Tempo
  • P399C Ford Thunderbird
  • P399C Ford Transit
  • P399C Ford Transit Connect
  • P399C 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.