C3944

C3944 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3944 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 BHM is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded FF.

The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford C3944 Fault Code Meaning :

Ford C3944 Symptoms :

Ford C3944 Reasons :

How To Fix Ford C3944 Trouble Code ?

Which Ford cars have the code C3944?

  • C3944 Ford Aerostar
  • C3944 Ford Bronco
  • C3944 Ford C-Max
  • C3944 Ford C-Max Energi
  • C3944 Ford C-Max Hybrid
  • C3944 Ford Contour
  • C3944 Ford Crown Victoria
  • C3944 Ford EcoSport
  • C3944 Ford Econoline
  • C3944 Ford Edge
  • C3944 Ford Escape
  • C3944 Ford Escape Hybrid
  • C3944 Ford Escort
  • C3944 Ford Everest
  • C3944 Ford Excursion
  • C3944 Ford Expedition
  • C3944 Ford Explorer
  • C3944 Ford Explorer Sport Trac
  • C3944 Ford F-150
  • C3944 Ford F-250
  • C3944 Ford F-350
  • C3944 Ford Fiesta
  • C3944 Ford Flex
  • C3944 Ford Focus
  • C3944 Ford Focus Electric
  • C3944 Ford Freestar
  • C3944 Ford Freestyle
  • C3944 Ford Fusion
  • C3944 Ford Fusion Energi
  • C3944 Ford Fusion Hybrid
  • C3944 Ford Fusion Plug-In Hybrid
  • C3944 Ford GT
  • C3944 Ford Mustang
  • C3944 Ford Mustang Mach-E
  • C3944 Ford Mystique
  • C3944 Ford Probe
  • C3944 Ford Ranger
  • C3944 Ford Taurus
  • C3944 Ford Taurus X
  • C3944 Ford Tempo
  • C3944 Ford Thunderbird
  • C3944 Ford Transit
  • C3944 Ford Transit Connect
  • C3944 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.