C3440

C3440 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3440 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 C3440 Fault Code Meaning :

Ford C3440 Symptoms :

Ford C3440 Reasons :

How To Fix Ford C3440 Trouble Code ?

Which Ford cars have the code C3440?

  • C3440 Ford Aerostar
  • C3440 Ford Bronco
  • C3440 Ford C-Max
  • C3440 Ford C-Max Energi
  • C3440 Ford C-Max Hybrid
  • C3440 Ford Contour
  • C3440 Ford Crown Victoria
  • C3440 Ford EcoSport
  • C3440 Ford Econoline
  • C3440 Ford Edge
  • C3440 Ford Escape
  • C3440 Ford Escape Hybrid
  • C3440 Ford Escort
  • C3440 Ford Everest
  • C3440 Ford Excursion
  • C3440 Ford Expedition
  • C3440 Ford Explorer
  • C3440 Ford Explorer Sport Trac
  • C3440 Ford F-150
  • C3440 Ford F-250
  • C3440 Ford F-350
  • C3440 Ford Fiesta
  • C3440 Ford Flex
  • C3440 Ford Focus
  • C3440 Ford Focus Electric
  • C3440 Ford Freestar
  • C3440 Ford Freestyle
  • C3440 Ford Fusion
  • C3440 Ford Fusion Energi
  • C3440 Ford Fusion Hybrid
  • C3440 Ford Fusion Plug-In Hybrid
  • C3440 Ford GT
  • C3440 Ford Mustang
  • C3440 Ford Mustang Mach-E
  • C3440 Ford Mystique
  • C3440 Ford Probe
  • C3440 Ford Ranger
  • C3440 Ford Taurus
  • C3440 Ford Taurus X
  • C3440 Ford Tempo
  • C3440 Ford Thunderbird
  • C3440 Ford Transit
  • C3440 Ford Transit Connect
  • C3440 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.